:root{
  /* FossLED 1:1 配色：暖炭黑 + 米灰，单色无强调色 */
  --ink:#2b2929;
  --ink2:#202222;
  --paper:#eaeaea;
  --white:#ffffff;
  --line:rgba(43,41,41,.14);
  --line-d:rgba(234,234,234,.16);
  --gray:#605a55;
  --gray2:rgba(234,234,234,.78);
  --r:2px;
  --futura:'Roboto',Arial,Helvetica,sans-serif;
  --futura-h:'Roboto',Arial,Helvetica,sans-serif;
  --script:'Abril Fatface',Georgia,serif;
  --maxw:1260px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip}
body{font-family:var(--futura);font-weight:400;color:var(--ink);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 30px}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}

/* 区块标题 — Futura Light 大写宽字距（FossLED 签名式） */
.sec-title{font-weight:300;font-size:clamp(24px,3vw,36px);letter-spacing:.1em;text-transform:uppercase;text-align:center}
.sec-kick{font-family:var(--script);font-size:clamp(22px,2.6vw,32px);text-align:center;display:block;margin-bottom:6px}

/* 按钮 — FossLED 细边框幽灵 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:16px 40px;font-family:var(--futura);font-weight:400;font-size:12.5px;letter-spacing:.22em;text-transform:uppercase;border:1px solid transparent;cursor:pointer;transition:all .25s;border-radius:var(--r)}
.btn-d{border-color:rgba(43,41,41,.55);color:var(--ink);background:transparent}
.btn-d:hover{background:var(--ink);color:var(--paper)}
.btn-l{border-color:rgba(234,234,234,.6);color:var(--paper);background:transparent}
.btn-l:hover{background:var(--paper);color:var(--ink)}

/* Header — 深色（FossLED 同款） */
.header{position:sticky;top:0;z-index:100;background:var(--ink2)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:inline-flex;align-items:center}
.logo-wm{height:25px;width:auto;display:block}
.footer .logo-wm{height:27px}
.nav{display:flex;gap:36px;align-items:center}
.nav>a{font-family:var(--futura);font-weight:400;font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--gray2);transition:color .2s;background:none;border:none;cursor:pointer;padding:28px 0}
.nav>a:hover{color:var(--paper)}
.burger{display:none;background:none;border:none;cursor:pointer;padding:6px 0}
.burger span{display:block;height:1.5px;background:var(--paper);width:24px;margin:5.5px auto;transition:transform .25s,opacity .25s}
.burger.x span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.x span:nth-child(2){opacity:0}
.burger.x span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* 移动端导航：左侧滑出抽屉 + 遮罩（桌面隐藏） */
.mnav-mask{display:none}
.mnav{display:none}
@media(max-width:960px){
	.nav{display:none}
	.burger{display:block}
	.mnav-mask{display:block;position:fixed;inset:0;background:rgba(15,15,15,.55);opacity:0;pointer-events:none;transition:opacity .3s ease;z-index:9990}
	.mnav-mask.open{opacity:1;pointer-events:auto}
	.mnav{display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;width:min(84vw,360px);background:var(--ink2);border-right:1px solid var(--line-d);box-shadow:24px 0 48px -24px rgba(15,15,15,.5);transform:translateX(-105%);transition:transform .35s cubic-bezier(.4,0,.2,1);z-index:9991;overflow-y:auto;overscroll-behavior:contain;padding:calc(50px + env(safe-area-inset-top,0px)) 30px 36px}
	/* 抽屉打开时压低 sticky 头部层级：规避部分移动浏览器合成层把 fixed 抽屉顶部盖住的 bug */
	body.mnav-lock .header{z-index:1}
	.mnav.open{transform:none}
	.mnav-head{display: none;align-items:center;justify-content:space-between;padding:10px 0 20px;border-bottom:1px solid var(--line-d);margin-bottom:6px}
	.mnav-tag{font-family:var(--futura-h);font-size:11px;letter-spacing:.32em;text-transform:uppercase;color:var(--gray2)}
	.mnav-close{background:none;border:1px solid var(--line-d);color:var(--paper);width:36px;height:36px;font-size:14px;line-height:1;cursor:pointer;border-radius:var(--r);transition:border-color .2s,color .2s}
	.mnav-close:hover{border-color:var(--paper);color:var(--paper)}
	.mnav-links{flex:1 0 auto;padding-top:10px}
	.mnav-links a{display:block;padding:18px 0;font-family:var(--futura-h);font-size:17px;letter-spacing:.16em;text-transform:uppercase;color:var(--gray2);border-bottom:1px solid var(--line-d);transition:color .2s,padding-left .25s}
	.mnav-links a:hover{color:var(--paper);padding-left:8px}
	.mnav-links a.active{color:var(--paper)}
	.mnav-links a:last-child{border-bottom:1px solid var(--line-d)}
	.mnav .msearch{padding:22px 0 0;border-bottom:1px solid var(--line-d);margin-top:0;border-top:none}
	.mnav .msearch input{width:100%;background:transparent;border:none;border-bottom:1px solid var(--line-d);color:var(--paper);font-family:var(--futura);font-size:13px;letter-spacing:.04em;padding:10px 2px;outline:none}
	.mnav .msearch input::placeholder{color:var(--gray2)}
	.mnav-foot{padding-top:24px}
	.mnav-foot a{display:block;padding:7px 0;font-size:13px;letter-spacing:.05em;color:var(--gray2);transition:color .2s}
	.mnav-foot a:hover{color:var(--paper)}
	body.mnav-lock{overflow:hidden}
}

/* Hero — 图片宽度 100% 等比撑起高度（不锁高、不裁切、无留边）；窄屏文字排到图片下方深色区 */
.hero{position:relative;display:grid;overflow:hidden;text-align:center;color:var(--paper);background:var(--ink2);min-height:92vh}
.hero-bg{position:relative}
.hs{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transform:scale(1.04);transition:opacity 1.6s ease}
.hs.on{opacity:1;animation:kb 6.5s ease-out forwards}
@keyframes kb{from{transform:scale(1.02)}to{transform:scale(1.1)}}
.hero::after{content:'';position:absolute;inset:0;background:rgba(32,34,34,.55)}
.hero-in{position:relative;z-index:2;padding:120px 30px;max-width:900px}
.hero h1{font-weight:300;font-size:clamp(40px,6.2vw,76px);line-height:1.1;letter-spacing:.04em;margin:0 0 26px}
.hero p{max-width:560px;margin:0 auto;color:rgba(234,234,234,.82);font-size:16.5px;font-weight:300;line-height:1.85;letter-spacing:.02em}
.hero-btns{display:flex;gap:16px;justify-content:center;margin-top:44px;flex-wrap:wrap}

/* 品类瓷砖 — FossLED 深色瓷砖（类名顶部高亮 + 子类竖排） */
.cats{padding:96px 0 88px}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:52px}
.tile{position:relative;border-radius:var(--r);overflow:hidden;background:var(--ink2);color:var(--paper);aspect-ratio:4/5;display:block}
.tile>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .7s ease;opacity:.88}
.tile:hover>img{transform:scale(1.06)}
.tile-hit{position:absolute;inset:0;z-index:1}
.tile-in{position:absolute;inset:0;z-index:2;padding:22px 24px;background:linear-gradient(0deg,rgba(32,34,34,.6) 0%,rgba(32,34,34,.16) 24%,rgba(32,34,34,0) 40%);pointer-events:none;display:flex;align-items:flex-end}
.tile-in h3{font-weight:400;font-size:13px;letter-spacing:.2em;text-transform:uppercase;color:#fff;margin-bottom:0}
.tile-in h3 a{pointer-events:auto;color:#fff}
.tile-in h3 a i{font-style:normal;color:rgba(234,234,234,.72);margin-left:7px;transition:margin-left .25s,color .25s}
.tile:hover .tile-in h3 a i{margin-left:12px;color:#fff}
@media(max-width:960px){.tiles{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.tiles{grid-template-columns:1fr}.tile{aspect-ratio:4/5}}

/* 品牌带 — FossLED "The Linear edition" 1:1 */
.band{background:var(--ink2);color:var(--paper);text-align:center;padding:104px 0}
.band .sec-kick{color:var(--paper)}
.band h2{font-weight:300;font-size:clamp(30px,4.4vw,54px);letter-spacing:.05em;text-transform:uppercase;margin:10px 0 0}
.band-intro{max-width:780px;margin:30px auto 0;font-size:15.5px;font-weight:300;color:rgba(234,234,234,.8);line-height:1.95;letter-spacing:.02em}
.band-certs{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--gray2);margin-top:40px;opacity:.75}
.band-cols{max-width:1080px;margin:52px auto 0;display:grid;grid-template-columns:repeat(3,1fr);gap:40px;text-align:center}
.band-cols p{font-size:14.5px;font-weight:300;color:rgba(234,234,234,.68);line-height:1.9;letter-spacing:.02em}
.band-col h6{font-weight:500;font-size:11.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--paper);margin-bottom:14px}
.band-btns{display:flex;gap:16px;justify-content:center;margin-top:52px;flex-wrap:wrap}
@media(max-width:960px){.band-cols{grid-template-columns:1fr;max-width:560px}}

/* Featured Series — FossLED "New Products"（旗标+价值主张+参数条） */
.news{padding:96px 0}
.news-head{text-align:center;margin-bottom:52px}
.news-sub{max-width:760px;margin:16px auto 0;text-align:center;font-size:14.5px;font-weight:300;color:var(--gray);line-height:1.85;letter-spacing:.02em;text-wrap:balance}
.fstrip-wrap{position:relative}
/* overflow-x:auto 会连带垂直裁切：顶部留 8px 给卡片 hover 上移（translateY(-4px)），避免产品顶部被裁 */
.fstrip{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 0;scrollbar-width:none}
.fstrip::-webkit-scrollbar{display:none}
.fstrip .pcard{flex:0 0 300px;scroll-snap-align:start}
.fstrip-wrap::before,.fstrip-wrap::after{content:'';position:absolute;top:0;bottom:8px;width:72px;pointer-events:none;z-index:2;transition:opacity .3s}
.fstrip-wrap::before{left:0;background:linear-gradient(90deg,var(--paper),transparent)}
.fstrip-wrap::after{right:0;background:linear-gradient(-90deg,var(--paper),transparent)}
.fstrip-wrap.no-l::before{opacity:0}
.fstrip-wrap.no-r::after{opacity:0}
.farrow{position:absolute;top:38%;z-index:3;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:rgba(246,246,244,.94);color:var(--ink);font-size:19px;line-height:1;cursor:pointer;transition:opacity .3s,background .2s;padding:0 0 2px}
.farrow:hover{background:#fff}
.fa-l{left:10px}
.fa-r{right:10px}
.fstrip-wrap.no-l .fa-l,.fstrip-wrap.no-r .fa-r{opacity:0;pointer-events:none}
.news-more{text-align:center;margin-top:44px}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:block;transition:box-shadow .3s,transform .3s}
.card:hover{box-shadow:0 14px 40px rgba(43,41,41,.12);transform:translateY(-4px)}
.card-img{position:relative;aspect-ratio:1/1;background:#dddcd7;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.card:hover .card-img img{transform:scale(1.05)}
.cflag{position:absolute;top:0;left:16px;font-size:10px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;background:var(--ink2);color:var(--paper);padding:6px 12px}
.card-body{padding:20px 20px 22px}
.card-body h4{font-weight:400;font-size:17.5px;letter-spacing:.04em;margin-bottom:6px}
.card-value{font-size:13.5px;font-weight:400;color:var(--gray);line-height:1.6;min-height:43px;margin-bottom:12px}
.card-code{font-size:11.5px;font-weight:400;letter-spacing:.1em;color:var(--gray);margin-bottom:12px;text-transform:uppercase}
.cparams{border-top:1px solid var(--line);padding-top:12px;font-size:12px;font-weight:400;letter-spacing:.03em;line-height:1.8;color:var(--ink);min-height:58px}
.cparams b{font-weight:400;white-space:nowrap}
.cparams i{font-style:normal;color:var(--gray);margin-left:.35em}
.card-go{display:inline-block;margin-top:13px;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink);border-bottom:1px solid var(--ink);padding-bottom:2px}
@media(max-width:1100px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.cards{grid-template-columns:1fr}}

/* Footer — FossLED 深色页脚（链接列 + Follow + Subscribe） */
.footer{background:var(--ink2);color:var(--paper);padding:80px 0 0}
.f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:44px;padding-bottom:60px}
.f-grid h5{font-weight:400;font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:rgba(234,234,234,.4);margin-bottom:18px}
.f-grid a{display:block;font-size:13.5px;font-weight:400;letter-spacing:.04em;color:rgba(234,234,234,.78);margin-bottom:10px;transition:color .2s}
.f-grid a:hover{color:var(--paper)}
.f-brand p{font-size:13.5px;font-weight:400;color:rgba(234,234,234,.5);line-height:1.9;margin-top:16px;max-width:300px}
.f-soc{display:flex;gap:12px;margin-top:20px}
.f-soc a{display:inline-flex;width:38px;height:38px;align-items:center;justify-content:center;color:rgba(234,234,234,.72);margin:0;transition:color .2s;opacity: .5;}
.f-soc a svg{width:100%;height:100%;display:block}
.f-soc a:hover{color:var(--paper);opacity: 1;}
.f-bot{border-top:1px solid var(--line-d);padding:26px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:11.5px;font-weight:400;letter-spacing:.1em;color:rgba(234,234,234,.35);text-transform:uppercase}
.f-bot a{color:inherit;text-decoration:none;transition:color .2s}
.f-bot a:hover{color:var(--paper)}
/* 左组：版权 + 备案链接成组靠左；公安备案文案前的小图标 */
.f-bot-left{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.f-bot a img{display:inline-block;height:14px;width:auto;margin-right:6px;vertical-align:-2px}
@media(max-width:960px){
	.f-grid{grid-template-columns:1fr 1fr}
	.f-bot{padding:20px 15px;}
}
@media(max-width:560px){.f-grid{grid-template-columns:1fr;gap:20px;}}
/* 标题族 — Montserrat：大写宽字距与标题层级统一 */
h1,h2,h3,h4,h5,.sec-title,.cflag,.card-code,.card-go,.btn,.nav>a,.mnav a,.f-grid h5,.f-soc a,.f-bot,.crumbs,.stable th,.stable .go,.scard-go{font-family:var(--futura-h)}

/* 站内搜索（FossLED 式） */
.nav-search{background:none;border:0;padding:0 0 0 20px;cursor:pointer;color:var(--gray2);display:flex;align-items:center;transition:color .2s}
.nav-search:hover{color:var(--paper)}
.nav-search svg{width:16px;height:16px}
.spanel{display:none;background:var(--ink2);border-top:1px solid var(--line-d)}
.spanel.open{display:block}
.spanel .wrap{padding:24px 0 30px}
.sbox{display:flex;align-items:center;gap:14px;border-bottom:1px solid var(--gray);padding-bottom:12px;color:var(--gray2)}
.sbox svg{width:18px;height:18px;flex:none}
.sbox input{flex:1;min-width:0;background:transparent;border:0;outline:0;color:var(--paper);font:300 20px/1.2 var(--futura-h);letter-spacing:.02em}
.sbox input::placeholder{color:var(--gray)}
/* 隐藏浏览器原生清除按钮，避免与 .sclose 出现两个关闭按钮 */
.sbox input[type="search"]::-webkit-search-cancel-button,
.msearch input[type="search"]::-webkit-search-cancel-button{-webkit-appearance:none;appearance:none}
.sclose{background:none;border:0;color:var(--gray2);cursor:pointer;font-size:20px;line-height:1;padding:0 2px}
.sclose:hover{color:var(--paper)}
.sres{padding-top:14px;max-height:62vh;overflow:auto}
.sres .sh{margin:4px 0 6px;font:500 10.5px var(--futura-h);letter-spacing:.22em;text-transform:uppercase;color:var(--gray)}
.sres a{display:flex;text-transform:none;letter-spacing:normal;justify-content:space-between;align-items:baseline;gap:18px;padding:11px 0;border-bottom:1px solid var(--line-d);color:var(--paper);font-size:14.5px;transition:padding-left .15s,color .2s}
.sres a:hover{color:#fff;padding-left:8px}
.sres a i{font-style:normal;font:500 9.5px var(--futura-h);letter-spacing:.18em;text-transform:uppercase;color:var(--gray);white-space:nowrap}
.snone{color:var(--gray);font-size:13.5px;padding:10px 0;line-height:1.6}
.msearch{padding:16px 0 4px;border-top:1px solid var(--line-d);margin-top:16px}
.msearch input{width:100%;box-sizing:border-box;background:transparent;border:0;border-bottom:1px solid var(--gray);outline:0;color:var(--paper);font:300 16px/1.2 var(--futura-h);padding:8px 0}
.msearch input::placeholder{color:var(--gray)}
.msearch .sres{max-height:none}

.f-contact .f-addr{font-size:13.5px;font-weight:400;color:rgba(234,234,234,.5);line-height:1.8;margin-top:14px;letter-spacing:.04em}
@media (max-width:720px){.fstrip .pcard{flex:0 0 76vw}.farrow{width:38px;height:38px;font-size:17px}}
.totop{position:fixed;right:28px;bottom:28px;width:44px;height:44px;border-radius:50%;background:#fff;border:1px solid rgba(43,41,41,.25);box-shadow:0 10px 24px -14px rgba(32,34,34,.35);display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;pointer-events:none;transform:translateY(8px);transition:opacity .3s,transform .3s,background .25s,border-color .25s;z-index:90}
.totop.show{opacity:1;pointer-events:auto;transform:none}
.totop:hover{background:#2b2929;border-color:#2b2929}
.totop svg{stroke:#2b2929;transition:stroke .25s}
.totop:hover svg{stroke:#eaeaea}

/* ==========================================================================
   语言切换组件补全样式
   说明：静态页原始样式依赖 assets/site-refresh.css，该文件未随静态页提供，
   此处按站头配色（--ink2 深底 / --paper 米白）补全最小可用样式，
   否则 .lang-menu 内的 English / Deutsch / Español 会直接暴露在导航栏里。
   ========================================================================== */
.lang{position:relative;display:flex;align-items:center}
.lang-btn{display:inline-flex;align-items:center;gap:6px;background:none;border:0;cursor:pointer;padding:0;font-family:var(--futura-h);font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--gray2);transition:color .2s}
.lang-btn:hover{color:var(--paper)}
.lang-btn svg{width:12px;height:12px}
.lang-menu{position:absolute;top:100%;right:-8px;min-width:158px;padding:6px 0;background:var(--ink2);border:1px solid var(--line-d);opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .2s,transform .2s,visibility .2s;z-index:20}
.lang:hover .lang-menu,.lang:focus-within .lang-menu{opacity:1;visibility:visible;transform:none}
.lang-menu span{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 16px;font-family:var(--futura-h);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--gray2)}
.lang-menu span.soon{color:var(--gray);cursor:default}
.lang-menu span i{font-style:normal;font-size:9px;letter-spacing:.12em;color:var(--gray)}

/* ==========================================================================
   首页海报：改为「每条 ACF 数据 = 一个完整切片」（图片 + 各自标题/描述/按钮）
   静态稿是多图共用一个文案层，这里把文案层下沉到每个切片内，
   单条数据时视觉与静态稿完全一致；多条数据时图片与文案一起淡入淡出。
   ========================================================================== */
.hero::after{content:none}
.hero-slide{grid-area:1/1;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity 1.2s ease,visibility 1.2s}
.hero-slide.on{opacity:1;visibility:visible}
.hero-slide .hero-bg{position:absolute;inset:0;z-index:0}
.hero-slide::after{content:'';position:absolute;inset:0;z-index:1;background:rgba(32,34,34,.55)}
.hero-slide .hero-in{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;max-width:none;padding:120px 30px}
/* 图片显隐与 kb 缓慢放大动画完全由 img 自身 .on class 驱动（JS 切换，机制同静态稿） */
.hero-in h2{font-weight:300;font-size:clamp(40px,6.2vw,76px);line-height:1.1;letter-spacing:.04em;margin:0 0 26px}
/* 窄屏：hero 高度改为固定值（覆盖桌面 92vh），图片 cover 铺满，文案叠图居中、字号收窄适配 */
@media(max-width:960px){
	.hero{min-height:480px}
	.hero-slide .hero-in{padding:28px 24px 40px}
	.hero-slide .hero-in h2{font-size:clamp(28px,8vw,40px)}
	.hero-slide .hero-in p{font-size:13.5px;line-height:1.7;max-width:92%}
}

/* 语言下拉中的可跳转语言项、社媒图标（图标来自 ACF 图片字段） */
.lang-menu a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 16px;font-family:var(--futura-h);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--gray2);transition:color .2s}
.lang-menu a:hover{color:var(--paper)}
.f-soc a img{width:100%;height:100%;object-fit:contain;display:block}

/* logo 图片缺失时的文字兜底 */
.logo-text{font-family:var(--futura-h);font-size:15px;font-weight:400;letter-spacing:.26em;text-transform:uppercase;color:var(--paper);line-height:1}

/* 当前页导航高亮（WP 菜单 active） */
.nav>a.active{color:var(--paper)}
.mnav a.active{color:var(--paper)}

/* 当前页导航高亮（WP 菜单 active） */
.nav>a.active{color:var(--paper)}
.mnav a.active{color:var(--paper)}

/* ==========================================================================
   标题字重统一控制点（仅海报大标题 / 深色通栏标题使用）
   取 500（Medium），全站共用这一个值，想整体变粗细只改这一处。
   ========================================================================== */
:root{--heading-w:500}
.hero h1,.hero-in h2,.band h2{font-weight:var(--heading-w)}

/* ==========================================================================
   板块大标题 .sec-title —— 严格对齐静态稿 index.html
   静态稿 DevTools 实测（h2.sec-title）：
     font-family: Roboto, Arial, Helvetica, sans-serif
     font-size:   32px
     color:       #333333
     box:         1200 × 41.59px  →  32 × 1.3，即 line-height 1.3
   字面实测比例 378/23 与 Roboto 500 + letter-spacing .02em 完全吻合（378px）。
   注意：这条必须放在 --heading-w 那条之后，靠顺序覆盖它的 font-weight。
   ========================================================================== */
.sec-title{
	font-family:'Roboto',Arial,Helvetica,sans-serif;
	font-size:32px;
	font-weight:500;
	line-height:1.3;
	letter-spacing:.02em;
	color:#333;
}

/* ==========================================================================
   深色通栏大标题 .band h2 —— 同样对齐静态稿
   静态稿 DevTools 实测：
     font-family: Roboto, Arial, Helvetica, sans-serif
     font-size:   42px
     color:       #E4E4E4
     box:         1200 × 54.59px  →  42 × 1.3，即 line-height 1.3
   ========================================================================== */
.band h2{
	font-family:'Roboto',Arial,Helvetica,sans-serif;
	font-size:42px;
	font-weight:500;
	line-height:1.3;
	letter-spacing:.02em;
	color:#e4e4e4;
}

/* 海报文案容器：hero-slide .hero-in 现为全宽覆盖层（见上方 hero-slide 块），文字由 flex 居中 */

/* --------------------------------------------------------------------------
   内页海报（通用 .shead，各内页页头共用，template-parts/shead-poster.php）
   移植自静态稿 about.html 深色页头（左文右图）；无图时 .shead--noimg 单列。
   -------------------------------------------------------------------------- */
.shead{background:var(--ink2);color:var(--paper);padding:64px 0}
.shead .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.shead h1{font-weight:300;font-size:clamp(30px,4vw,50px);letter-spacing:.05em;text-transform:uppercase;line-height:1.15}
.shead .s-sub{margin-top:18px;max-width:480px;font-weight:300;font-size:15.5px;line-height:1.9;color:rgba(234,234,234,.78);letter-spacing:.02em}
.s-eyebrow{margin:0 0 14px;font-weight:400;font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:#666666}
.shead-img{border-radius:var(--r);overflow:hidden;aspect-ratio:16/10;background:#171818}
.shead-img img{width:100%;height:100%;object-fit:cover;opacity:.92}
.shead--noimg .wrap{grid-template-columns:1fr}
@media(max-width:900px){.shead .wrap{grid-template-columns:1fr;gap:30px}}

/* --------------------------------------------------------------------------
   通用单页（page-solutions.php，Custom Solutions 等单页）
   编辑器内容排版沿用静态稿文章页 art-body 的同款数值。
   -------------------------------------------------------------------------- */
.single-page-sec{padding:72px 0 96px}
.single-page-body{max-width:860px;margin:0 auto}
.single-page-body h2{font-weight:400;font-size:19px;letter-spacing:.06em;text-transform:uppercase;margin:48px 0 16px}
.single-page-body p{font-weight:300;font-size:15px;line-height:1.95;color:var(--gray)}
.single-page-body a{color:inherit;text-decoration:none}

/* 手机端：首页主要板块与页脚的上下内间距收窄为 40px */
@media(max-width:620px){
	.cats,.band,.news{padding:40px 0}
	.footer{padding:40px 0 0}
}