/* ============================================================
   智境空间官网 V6.1 · 子页共享设计系统
   与首页 index.html 同源：四档动画时长 / fx 入场系统 / 悬停语言三分
   ============================================================ */
:root{
  --brand-primary:#0071e3;
  --brand-primary-dark:#005bb8;
  --brand-accent:#32d0b0;
  --text-primary:#1d1d1f;
  --text-secondary:#6e6e73;
  --text-tertiary:#86868b;
  --bg-primary:#ffffff;
  --bg-secondary:#f5f5f7;
  --bg-dark:#0b1c2c;
  --border-light:#e8e8ed;
  --radius-card:20px;
  --radius-btn:980px;
  --shadow-card:0 4px 24px rgba(0,0,0,.06);
  --shadow-card-hover:0 12px 40px rgba(0,0,0,.12);
  --nav-height:52px;
  --ease-scene:cubic-bezier(.22,.9,.3,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  /* 四档动画时长（米家报告结论） */
  --t-hover:.3s;
  --t-enter:.6s;
  --t-enter-gap:.15s;
  --t-data:1.5s;
  --t-amb:2s;
  /* 每页主题色，页面内覆盖 */
  --theme:#0071e3;
  --theme-soft:rgba(0,113,227,.08);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--text-primary);background:var(--bg-primary);
  -webkit-font-smoothing:antialiased;line-height:1.5;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

/* ============ 导航（与首页同款） ============ */
.nav{
  position:fixed;top:0;left:0;right:0;height:var(--nav-height);z-index:100;
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  padding:0 max(32px,calc(50vw - 920px));
  background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);
  box-shadow:0 1px 0 var(--border-light);transition:box-shadow .4s;
}
.nav-logo{font-size:17px;font-weight:700;letter-spacing:.5px;display:flex;align-items:center;gap:8px}
.nav-logo .logo-mark{height:34px;width:auto;display:inline-block;vertical-align:middle}
.nav-menu{display:flex;gap:32px;list-style:none}
.nav-menu a{font-size:13px;color:var(--text-secondary);transition:color var(--t-hover);position:relative;padding-bottom:6px}
.nav-menu a::after{content:'';position:absolute;left:50%;bottom:0;width:0;height:2px;border-radius:1px;background:var(--brand-primary);transform:translateX(-50%);transition:width .3s}
.nav-menu a:hover{color:var(--text-primary)}
.nav-menu a:hover::after,.nav-menu a.here::after{width:100%}
.nav-menu a.here{font-weight:600;color:var(--theme)}
.nav-cta{font-size:13px;color:#fff;background:var(--brand-primary);padding:7px 16px;border-radius:var(--radius-btn);transition:opacity .2s}
.nav-cta:hover{opacity:.7}
/* 小米式二级菜单：白色圆角分组面板，悬停展开（padding-top 桥接导航与面板，收起延迟防误关） */
.has-mega > a{cursor:pointer}
.mega{position:fixed;left:0;right:0;top:var(--nav-height);z-index:99;opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .32s ease .12s,transform .32s ease .12s,visibility .32s .12s;pointer-events:none;padding-top:12px}
.has-mega:hover .mega,.has-mega.open .mega{opacity:1;visibility:visible;transform:none;pointer-events:auto;transition-delay:0s}
.has-mega.open > a{color:var(--text-primary)}
.has-mega.open > a::after{width:100%}
.mega-panel{max-width:920px;margin:0 auto;background:#fff;border-radius:18px;box-shadow:0 24px 64px rgba(20,40,80,.16);padding:28px 40px 30px;display:flex;flex-direction:column;gap:22px}
.mg-slogan{font-size:16px;font-weight:700;letter-spacing:.5px;background:linear-gradient(100deg,var(--brand-primary),var(--brand-accent));-webkit-background-clip:text;background-clip:text;color:transparent;display:inline-block}
.mg-desc{font-size:12.5px;color:var(--text-secondary);line-height:1.75;margin-bottom:10px;max-width:560px}
.mg-group h4{font-size:15px;font-weight:700;margin-bottom:10px}
.mg-row{display:flex;gap:24px;flex-wrap:wrap}
.mg-row a{font-size:13px;color:var(--text-secondary);transition:color .25s}
.mg-row a:hover{color:var(--theme,var(--brand-primary))}

/* ============ fx 入场系统（与首页同源） ============ */
.fx,.fx-c,.fx-scale,.fx-left{transition:opacity var(--t-enter) ease-in-out,transform var(--t-enter) ease-in-out,filter var(--t-enter) ease-in-out;transition-delay:var(--d,0s);will-change:opacity,transform,filter}
.fx,.fx-scale,.fx-left{opacity:0}
.fx{transform:translateY(60px)}
.fx-c{transform:translateY(60px);transition-delay:calc(var(--d,0s) + var(--t-enter-gap))}
.fx-scale{transform:scale(.9) translateY(24px)}
.fx-left{transform:translateX(-48px);filter:blur(6px)}
.anim .fx,.anim .fx-c,.anim .fx-scale,.anim .fx-left{opacity:1;transform:none;filter:none}

/* ============ 页面 Hero ============ */
.page-hero{position:relative;padding:calc(var(--nav-height) + 84px) max(32px,calc(50vw - 920px)) 74px;overflow:hidden;
  background:
    radial-gradient(900px 420px at 82% 8%,var(--theme-soft),transparent 62%),
    radial-gradient(700px 380px at 8% 88%,rgba(50,208,176,.07),transparent 58%),var(--bg-primary)}
.ph-art{position:absolute;right:4.5%;top:50%;transform:translateY(-50%);width:min(470px,34vw);pointer-events:none}
.ph-art svg{width:100%;height:auto;display:block}
@media (max-width:1100px){.ph-art{display:none}}
.ph-kicker{font-size:14px;font-weight:600;color:var(--theme);letter-spacing:2px;margin-bottom:14px}
.page-hero h1{font-size:clamp(32px,4.6vw,56px);font-weight:700;letter-spacing:-1px;line-height:1.14}
.ph-lead{font-size:clamp(15px,1.35vw,18px);color:var(--text-secondary);margin-top:18px;max-width:640px}
.ph-stats{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}
.ph-stat{background:#fff;border:1px solid var(--border-light);border-radius:18px;padding:18px 24px;min-width:172px;box-shadow:var(--shadow-card);transition:transform .35s var(--ease-spring),box-shadow .35s}
.ph-stat:hover{transform:scale(1.04);box-shadow:8px 8px 156px 0 rgba(0,0,0,.08);z-index:2;position:relative}
.ph-stat .num{font-size:clamp(26px,2.4vw,36px);font-weight:700;letter-spacing:-1px;font-variant-numeric:tabular-nums;background:linear-gradient(100deg,var(--theme),var(--brand-accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.ph-stat .num .unit{font-size:.45em;font-weight:600;-webkit-text-fill-color:var(--text-secondary);margin-left:3px}
.ph-stat .lab{font-size:12px;color:var(--text-tertiary);margin-top:4px}

/* ============ 锚点子导航（吸顶 pills） ============ */
.subnav{position:sticky;top:var(--nav-height);z-index:90;background:rgba(255,255,255,.86);backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px);border-bottom:1px solid var(--border-light)}
.subnav-inner{display:flex;gap:8px;padding:10px max(32px,calc(50vw - 920px));overflow-x:auto;scrollbar-width:none}
.subnav-inner::-webkit-scrollbar{display:none}
.subnav a{flex:none;font-size:13px;color:var(--text-secondary);padding:8px 18px;border-radius:var(--radius-btn);transition:all var(--t-hover)}
.subnav a:hover{color:var(--text-primary);background:var(--bg-secondary)}
.subnav a.active{color:#fff;background:var(--theme)}

/* ============ 内容区块通用 ============ */
.sec{padding:88px max(32px,calc(50vw - 920px))}
.sec.alt{background:var(--bg-secondary)}
.sec-kicker{font-size:13px;font-weight:600;color:var(--theme);letter-spacing:2px;margin-bottom:12px}
.sec-title{font-size:clamp(26px,3vw,40px);font-weight:700;letter-spacing:-.5px;line-height:1.18}
.sec-sub{font-size:15px;color:var(--text-secondary);margin-top:14px;max-width:640px}

/* ============ 特性卡网格 ============ */
.fgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:44px}
.fgrid.cols3{grid-template-columns:repeat(3,1fr)}
.fcard2{background:#fff;border-radius:var(--radius-card);padding:28px;box-shadow:0 8px 26px rgba(30,60,120,.07);transition:transform .35s var(--ease-spring),box-shadow .35s;position:relative;overflow:hidden}
.fcard2:hover{transform:scale(1.04);box-shadow:8px 8px 156px 0 rgba(0,0,0,.08);z-index:5}
.fcard2 .ic{width:44px;height:44px;border-radius:13px;background:var(--theme-soft);color:var(--theme);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:18px}
.fcard2 h3{font-size:17px;font-weight:700}
.fcard2 .en{font-size:11px;color:var(--text-tertiary);letter-spacing:1px;margin-top:2px}
.fcard2 p{font-size:13px;color:var(--text-secondary);line-height:1.8;margin-top:10px}
.fcard2 .tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:14px}
.fcard2 .tags span{font-size:11px;padding:4px 11px;border-radius:99px;background:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-light)}

/* ============ 对比表 ============ */
.ctable-wrap{margin-top:44px;background:#fff;border-radius:var(--radius-card);box-shadow:0 8px 26px rgba(30,60,120,.07);padding:10px 26px 22px;overflow-x:auto}
.ctable-wrap h3{font-size:16px;font-weight:700;padding:16px 0 4px}
table.ctable{width:100%;border-collapse:collapse;font-size:13.5px;min-width:640px}
.ctable th,.ctable td{padding:13px 14px;text-align:left;border-bottom:1px solid var(--border-light)}
.ctable thead th{font-size:12px;color:var(--text-tertiary);font-weight:600}
.ctable thead th.hl{color:var(--theme);font-weight:700}
.ctable tbody th{font-weight:600;color:var(--text-primary);white-space:nowrap}
.ctable td.hl{color:var(--theme);font-weight:600;background:var(--theme-soft)}
.ctable tr:last-child td,.ctable tr:last-child th{border-bottom:none}

/* ============ 编号步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:44px}
.step{background:#fff;border-radius:var(--radius-card);padding:26px;box-shadow:0 8px 26px rgba(30,60,120,.07);transition:transform .35s var(--ease-spring),box-shadow .35s}
.step:hover{transform:scale(1.03);box-shadow:8px 8px 156px 0 rgba(0,0,0,.08);z-index:5;position:relative}
.step .n{width:34px;height:34px;border-radius:50%;background:var(--theme);color:#fff;font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center}
.step h3{font-size:16px;font-weight:700;margin-top:14px}
.step p{font-size:13px;color:var(--text-secondary);line-height:1.8;margin-top:8px}

/* ============ 语音/引言横幅 ============ */
.quote-band{margin:56px max(32px,calc(50vw - 920px)) 0;padding:34px 40px;border-radius:24px;color:#fff;text-align:center;
  background:linear-gradient(135deg,var(--theme),color-mix(in srgb,var(--theme) 62%,#0b1c2c))}
.quote-band .q{font-size:clamp(19px,2.2vw,28px);font-weight:700;letter-spacing:-.3px}
.quote-band .s{font-size:13px;opacity:.75;margin-top:10px}

/* ============ 场景卡（带 emoji 大图标） ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:44px}
.scene-grid.cols2{grid-template-columns:repeat(2,1fr)}
.scard{background:#fff;border-radius:var(--radius-card);padding:28px;box-shadow:0 8px 26px rgba(30,60,120,.07);transition:transform .35s var(--ease-spring),box-shadow .35s}
.scard:hover{transform:scale(1.04);box-shadow:8px 8px 156px 0 rgba(0,0,0,.08);z-index:5;position:relative}
.scard .emo{font-size:30px;line-height:1}
.scard h3{font-size:16.5px;font-weight:700;margin-top:14px}
.scard .en{font-size:11px;color:var(--text-tertiary);letter-spacing:1px;margin-top:2px}
.scard p{font-size:13px;color:var(--text-secondary);line-height:1.8;margin-top:10px}
.scard .tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:14px}
.scard .tags span{font-size:11px;padding:4px 11px;border-radius:99px;background:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-light)}

/* ============ 底部 CTA ============ */
.cta-band{margin:0;padding:92px max(32px,calc(50vw - 920px));text-align:center;color:#fff;
  background:linear-gradient(135deg,#0b1c2c 0%,#12365c 100%)}
.cta-band .ph-kicker{color:var(--brand-accent)}
.cta-band .sec-title{color:#fff}
.cta-band .sec-sub{color:rgba(255,255,255,.66);margin:16px auto 0}
.cta-actions{display:flex;gap:16px;margin-top:34px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 28px;border-radius:8px;font-size:15px;transition:all var(--t-hover) ease-in-out}
.btn-primary{background:var(--brand-primary);color:#fff;box-shadow:0 6px 20px rgba(0,113,227,.28)}
.btn-primary:hover{opacity:.7}
.btn-ghost{color:#fff;border:1px solid rgba(255,255,255,.35);background:transparent}
.btn-ghost:hover{border-color:#fff}
.cta-note{margin-top:26px;font-size:13.5px;color:rgba(255,255,255,.6)}

/* ============ 页脚（与首页同款） ============ */
.footer{background:#000;color:rgba(255,255,255,.55);padding:56px max(32px,calc(50vw - 920px)) 40px;font-size:12.5px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-bottom:36px}
.footer-brand .logo-mark{margin-bottom:12px}
.footer-brand p{color:rgba(255,255,255,.4);line-height:1.8;max-width:260px}
.footer h5{font-size:13px;font-weight:600;color:#fff;margin:0 0 14px}
.footer ul{list-style:none}
.footer li{margin-bottom:9px}
.footer a{color:rgba(255,255,255,.75);transition:color var(--t-hover)}
.footer a:hover{color:#fff}
.footer-legal{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;color:rgba(255,255,255,.3);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
/* 页脚法律链接行：独占一行，居中分隔点由 a+a::before 自动生成 */
.fl-links{flex:1 1 100%;order:9;display:flex;flex-wrap:wrap;align-items:center;margin-top:4px;font-size:12px;line-height:1.9}
.fl-links a{color:rgba(255,255,255,.45);transition:color var(--t-hover)}
.fl-links a:hover{color:#fff}
.fl-links a+a::before{content:'·';margin:0 9px;color:rgba(255,255,255,.18)}
/* 页脚商标归属小字：第三方名称与标识的权利归各自权利人所有 */
.tm-note{display:block;font-style:normal;font-size:11px;line-height:1.7;margin-top:5px;color:rgba(255,255,255,.34);letter-spacing:.2px}
.back-top{position:fixed;right:24px;bottom:64px;width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.92);box-shadow:0 6px 20px rgba(0,0,0,.14);z-index:98;display:flex;align-items:center;justify-content:center;color:var(--text-primary);opacity:0;visibility:hidden;transform:translateY(10px);transition:all var(--t-hover)}
.back-top.show{opacity:1;visibility:visible;transform:none}
.back-top:hover{transform:translateY(-3px)}

/* ============ 客户进度页（progress） ============ */
.pwrap{max-width:880px;margin:0 auto;padding:calc(var(--nav-height) + 40px) 24px 80px}
.pcard{background:#fff;border-radius:22px;box-shadow:0 10px 34px rgba(30,60,120,.09);padding:32px;margin-top:22px}
.pcard h3{font-size:16px;font-weight:700;margin-bottom:18px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:10px;flex-wrap:wrap}
.pcard h3 .cnt{font-size:12px;font-weight:600;color:var(--text-tertiary)}
.pbar{height:10px;border-radius:99px;background:var(--bg-secondary);overflow:hidden}
.pbar i{display:block;height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,var(--brand-primary),var(--brand-accent));transition:width var(--t-data) ease-in-out .4s}
.anim .pbar i{width:var(--w,68%)}
.pmeta{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.pmeta .pm{background:var(--bg-secondary);border-radius:14px;padding:14px 18px}
.pmeta .pm b{display:block;font-size:15px}
.pmeta .pm span{font-size:11.5px;color:var(--text-tertiary)}
.ptimeline{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin-top:6px}
.ptl{position:relative;text-align:center;padding-top:26px;font-size:12px;color:var(--text-secondary)}
.ptl::before{content:"";position:absolute;top:9px;left:50%;transform:translateX(-50%);width:13px;height:13px;border-radius:50%;background:#fff;border:2.5px solid #c7c7cc;z-index:1}
.ptl::after{content:"";position:absolute;top:15px;left:calc(50% + 10px);right:calc(-50% + 10px);height:2px;background:#e5e5ea}
.ptl:last-child::after{display:none}
.ptl.done::before{background:var(--brand-primary);border-color:var(--brand-primary)}
.ptl.done::after{background:var(--brand-primary)}
.ptl.doing::before{border-color:var(--brand-primary);box-shadow:0 0 0 4px rgba(0,113,227,.15)}
.ptl.doing{color:var(--brand-primary);font-weight:600}
.pfeed{display:flex;flex-direction:column;gap:16px}
.pmsg{display:flex;gap:14px}
.pmsg .av{flex:none;width:38px;height:38px;border-radius:50%;background:var(--theme-soft);color:var(--theme);font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center}
.pmsg .bd{flex:1;background:var(--bg-secondary);border-radius:14px;padding:13px 16px}
.pmsg .bd .who{font-size:12.5px;font-weight:600}
.pmsg .bd .who span{font-weight:400;color:var(--text-tertiary);margin-left:8px;font-size:11.5px}
.pmsg .bd p{font-size:13px;color:var(--text-secondary);line-height:1.75;margin-top:5px}
.ptodo{display:flex;flex-direction:column;gap:12px}
.ptodo .td{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:14px;background:var(--bg-secondary);border-radius:14px;padding:15px 18px}
.ptodo .td b{font-size:14px}
.ptodo .td p{font-size:12.5px;color:var(--text-secondary);margin-top:4px;line-height:1.7}
.ptodo .td a{flex:none;font-size:12.5px;font-weight:600;color:var(--brand-primary);padding:8px 16px;border-radius:99px;border:1px solid var(--border-light);background:#fff;transition:all var(--t-hover)}
.ptodo .td a:hover{border-color:var(--brand-primary)}
.pgallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.pgallery .ph2{aspect-ratio:4/3;border-radius:14px;background:linear-gradient(135deg,#e8edf5,#f5f7fb);display:flex;align-items:center;justify-content:center;color:var(--text-tertiary);font-size:12px;border:1px solid var(--border-light)}

/* ============ 营销后台（admin） ============ */
.abody{display:grid;grid-template-columns:220px 1fr;min-height:100vh;padding-top:var(--nav-height)}
.aside{background:#0b1c2c;color:rgba(255,255,255,.65);padding:22px 14px}
.aside .group{font-size:10.5px;letter-spacing:1.5px;color:rgba(255,255,255,.35);margin:18px 10px 8px}
.aside a{display:flex;align-items:center;gap:9px;font-size:13px;padding:9px 12px;border-radius:10px;color:rgba(255,255,255,.72);transition:all .25s}
.aside a:hover{background:rgba(255,255,255,.08);color:#fff}
.aside a.active{background:var(--brand-primary);color:#fff;font-weight:600}
.amain{padding:30px 34px 60px;background:var(--bg-secondary)}
.agreet{font-size:22px;font-weight:700}
.agreet-sub{font-size:13.5px;color:var(--text-secondary);margin-top:8px;max-width:680px;line-height:1.8}
.astats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:26px}
.astat{background:#fff;border-radius:18px;padding:22px;box-shadow:0 8px 26px rgba(30,60,120,.07);transition:transform .35s var(--ease-spring),box-shadow .35s}
.astat:hover{transform:scale(1.04);box-shadow:8px 8px 156px 0 rgba(0,0,0,.08);z-index:5;position:relative}
.astat .lab{font-size:12.5px;color:var(--text-tertiary)}
.astat .num{font-size:clamp(26px,2.4vw,36px);font-weight:700;margin-top:6px;font-variant-numeric:tabular-nums}
.astat .trend{font-size:11.5px;margin-top:6px;color:var(--brand-accent);font-weight:600}
.acard{background:#fff;border-radius:18px;box-shadow:0 8px 26px rgba(30,60,120,.07);padding:24px;margin-top:22px}
.acard h3{font-size:15.5px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:10px}
.acard h3 a{font-size:12.5px;color:var(--brand-primary);font-weight:600}
.atable{width:100%;border-collapse:collapse;font-size:13px;margin-top:14px;min-width:720px}
.atable th,.atable td{padding:12px 12px;text-align:left;border-bottom:1px solid var(--border-light)}
.atable thead th{font-size:11.5px;color:var(--text-tertiary);font-weight:600;white-space:nowrap}
.atable tbody tr:hover{background:var(--bg-secondary)}
.atable .who b{display:block;font-size:13.5px}
.atable .who span{font-size:11.5px;color:var(--text-tertiary)}
.pill{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:600;padding:5px 12px;border-radius:99px}
.pill.ok{background:#e6f5ee;color:#1f8a4c}
.pill.warn{background:#fff4e0;color:#b06000}
.pill.gray{background:var(--bg-secondary);color:var(--text-secondary)}
.rowact{display:flex;gap:8px}
.rowact a{font-size:12px;font-weight:600;color:var(--brand-primary);padding:6px 12px;border-radius:8px;border:1px solid var(--border-light);transition:all .25s}
.rowact a:hover{border-color:var(--brand-primary)}
.rowact a.mute{color:var(--text-tertiary)}

/* ============ 响应式 ============ */
@media (max-width:960px) and (pointer:coarse){
  .nav-menu{display:none}
  .fgrid,.fgrid.cols3{grid-template-columns:1fr}
  .scene-grid,.scene-grid.cols2{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .pmeta{grid-template-columns:1fr}
  .ptimeline{grid-template-columns:repeat(3,1fr);row-gap:20px}
  .ptl::after{display:none}
  .astats{grid-template-columns:1fr 1fr}
  .abody{grid-template-columns:1fr}
  .aside{display:flex;overflow-x:auto;gap:4px;padding:12px}
  .aside .group{display:none}
  .aside a{flex:none}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:560px) and (pointer:coarse){
  .astats{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .pgallery{grid-template-columns:1fr 1fr}
  .ph-stats{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  .fx,.fx-c,.fx-scale,.fx-left{transition:none!important;opacity:1!important;transform:none!important;filter:none!important}
  .pbar i{transition:none!important;width:var(--w,68%)!important}
  html{scroll-behavior:auto}
}
@media (hover:none){
  .fcard2:hover,.scard:hover,.step:hover,.ph-stat:hover,.astat:hover{transform:none;box-shadow:0 8px 26px rgba(30,60,120,.07)}
  .btn-primary:hover,.nav-cta:hover{opacity:1}
}

/* 语言选择下拉 */
.lang-box{position:relative;margin-right:0}
.lang-btn{display:flex;align-items:center;justify-content:center;gap:7px;height:34px;border-radius:99px;background:transparent;border:none;cursor:pointer;color:var(--text-secondary);transition:background .25s,color .25s,border-color .25s;padding:0 6px;font-size:13px}
.lang-btn:hover{background:var(--bg-secondary);color:var(--text-primary)}
.lang-menu{position:absolute;right:-6px;top:calc(100% + 8px);background:#fff;border-radius:14px;box-shadow:0 18px 44px rgba(20,40,80,.16);padding:8px;min-width:136px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .28s,transform .28s,visibility .28s;z-index:130}
.lang-menu::before{content:'';position:absolute;left:0;right:0;top:-10px;height:10px}
.lang-box:hover .lang-menu{opacity:1;visibility:visible;transform:none}
.lang-menu a{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;font-size:13px;color:var(--text-secondary);padding:8px 12px;border-radius:9px;cursor:pointer;transition:background .2s,color .2s;white-space:nowrap}
.lang-menu a:hover{background:var(--bg-secondary);color:var(--text-primary)}
.lang-menu a.active{color:var(--brand-primary);font-weight:600}
.lang-menu a.active::after{content:'✓';font-weight:700}

/* 导航三栏：LOGO | 菜单(动态居中) | 右侧动作组（语言+注册登录同线） */
.nav{display:grid;grid-template-columns:1fr auto 1fr;align-items:center}
.nav-menu{justify-self:center}
.nav-right{display:flex;align-items:center;justify-self:end;gap:8px}
/* 语言选择器：显示当前语言项 */
.lang-box{margin-right:0}
.lang-btn{width:auto;padding:0 14px;height:34px;border-radius:99px;gap:7px;font-size:13px;border:1px solid var(--border-light);background:#fff}
.lang-btn:hover{border-color:var(--brand-primary)}
.lang-btn .cur{font-weight:600;letter-spacing:.5px}

/* ============ 移动端适配（≤960） ============ */
@media (max-width:960px) and (pointer:coarse){
  html{scroll-snap-type:none}
  .nav{display:flex;justify-content:space-between;padding:0 16px}
  .nav-logo{white-space:nowrap}
  .nav-menu{display:none}
  .nav-right{gap:6px}
  .nav-cta{padding:8px 14px;font-size:12px}
  .lang-btn{height:32px;padding:0 10px;font-size:12px}
  .nav-burger{display:flex;flex-direction:column;justify-content:center;gap:5px;width:38px;height:38px;background:none;border:none;cursor:pointer;padding:9px 8px}
  .nav-burger span{display:block;height:2px;background:var(--text-primary);border-radius:2px;transition:transform .3s,opacity .3s}
  body.nav-open .nav-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  body.nav-open .nav-burger span:nth-child(2){opacity:0}
  body.nav-open .nav-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  body.nav-open{overflow:hidden}
  .nav-mask{display:block;position:fixed;left:0;right:0;top:var(--nav-height);bottom:0;background:rgba(15,25,45,.42);z-index:97;opacity:0;pointer-events:none;transition:opacity .3s}
  body.nav-open .nav-mask{opacity:1;pointer-events:auto}
  .nav-drawer{display:block;position:fixed;top:var(--nav-height);right:0;bottom:0;width:min(320px,86vw);background:#fff;z-index:98;transform:translateX(105%);transition:transform .35s cubic-bezier(.4,0,.2,1);overflow:auto;padding:16px 20px 40px;box-shadow:-14px 0 44px rgba(20,40,80,.12)}
  body.nav-open .nav-drawer{transform:none}
  .nd-group{padding:12px 0;border-bottom:1px solid var(--border-light)}
  .nd-group h4{font-size:11px;color:var(--text-tertiary);letter-spacing:1.5px;margin:0 0 6px;font-weight:600}
  .nd-group a{display:block;padding:9px 2px;font-size:15px;color:var(--text-primary);text-decoration:none}
  .nd-cta{display:block;margin-top:18px;background:var(--theme,var(--brand-primary));color:#fff;text-align:center;padding:12px;border-radius:12px;font-weight:600;text-decoration:none}
  .page-hero{padding-top:calc(var(--nav-height) + 44px)}
  .sec{padding:56px 20px 48px}
  .ctable-wrap,.wide-table{overflow-x:auto}
}
.nav-burger{display:none}
.nav-drawer{display:none}
.nav-mask{display:none}

@media (max-width:960px) and (pointer:coarse){
  .nav-burger{display:flex}
}