/* ==========================================================================
   MAISON LUMIÈRE · 法式美妆 / 轻奢家居 · 站点样式
   设计语言：奶油暖白底 / 墨黑衬线大标题 / 暖金+赤陶点缀 / 大留白 / 杂志编辑式排版 / 细线分隔
   与已有两套（电商圆润绿、科技深空蓝）刻意反差：明亮、优雅、克制、编辑感
   ========================================================================== */

:root{
  /* ============================ 换肤区 ============================ */
  --brand-rgb: 176, 120, 78;     /* 主点缀：暖金赤陶 */
  --ink-rgb: 28, 26, 24;         /* 主文字：近墨黑 */
  --cream-rgb: 247, 243, 237;    /* 页面奶油底 */
  --paper-rgb: 255, 253, 250;    /* 卡片纸白 */
  /* =============================================================== */

  --brand: rgb(var(--brand-rgb));
  --brand-d: #8a5c38;
  --brand-l: #c89b76;
  --ink: rgb(var(--ink-rgb));
  --cream: rgb(var(--cream-rgb));
  --paper: rgb(var(--paper-rgb));
  --text: #5b554e;               /* 正文暖灰 */
  --muted-c: #a39a8d;            /* 次要文字 */
  --line: #e7ded2;               /* 细线 */
  --line-2: #d8cdbd;
  --r: 2px;                      /* 极小圆角，编辑感 */
  --r-lg: 4px;
  --w: 1240px;
  --ease: cubic-bezier(.22,.61,.36,1);
  --head-h: 84px;
  --serif: "Noto Serif SC","Songti SC","STSong",Georgia,"Times New Roman",serif;
  --sans: "HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font:15px/1.85 var(--sans);color:var(--text);background:var(--cream);overflow-x:hidden}
ul,ol,li{list-style:none}
a{color:inherit;text-decoration:none;transition:color .3s var(--ease),opacity .3s var(--ease)}
img{display:block;max-width:100%;border:0}
h1,h2,h3,h4,h5,h6{font-family:var(--serif);font-weight:600;color:var(--ink);line-height:1.3}
input,textarea,select,button{font-family:inherit;font-size:inherit;outline:none;border:none;background:none;color:inherit}
button{cursor:pointer}
table{border-collapse:collapse;border-spacing:0}
svg{display:block}
::selection{background:var(--brand);color:#fff}

.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.visually-hidden:focus{position:fixed;top:10px;left:10px;width:auto;height:auto;padding:10px 16px;clip:auto;background:var(--ink);color:#fff;z-index:99999}

/* ============ 容器 ============ */
.ct{width:90%;max-width:var(--w);margin:0 auto}
.sec{padding:120px 0;position:relative}

/* ============ 区块标题（居中编辑式） ============ */
.shead{text-align:center;max-width:680px;margin:0 auto 64px}
.shead .kicker{display:inline-block;font:500 12px/1 var(--sans);letter-spacing:4px;text-transform:uppercase;color:var(--brand);margin-bottom:20px}
.shead h2{font-size:46px;letter-spacing:.5px;font-weight:500}
.shead h2 em{font-style:italic;color:var(--brand)}
.shead p{margin-top:20px;color:var(--muted-c);font-size:15.5px}
.shead.left{text-align:left;margin-left:0}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;gap:12px;height:52px;padding:0 32px;font:500 14px/1 var(--sans);letter-spacing:1px;transition:all .35s var(--ease);white-space:nowrap}
.btn svg{width:16px;height:16px;transition:transform .35s var(--ease)}
.btn-primary{background:var(--ink);color:var(--cream)}
.btn-primary:hover{background:var(--brand)}
.btn-primary:hover svg{transform:translateX(5px)}
.btn-line{border:1px solid var(--ink);color:var(--ink)}
.btn-line:hover{background:var(--ink);color:var(--cream)}
.btn-ghost{color:var(--ink);padding:0;height:auto;position:relative}
.btn-ghost::after{content:"";position:absolute;left:0;bottom:-4px;width:100%;height:1px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease)}
.btn-ghost:hover::after{transform:scaleX(1)}

/* ============ 顶部导航 ============ */
.hd{position:fixed;top:0;left:0;width:100%;height:var(--head-h);z-index:1000;display:flex;align-items:center;transition:background .4s var(--ease),box-shadow .4s,height .4s;border-bottom:1px solid transparent}
.hd.scrolled{background:rgba(255,253,250,.92);backdrop-filter:saturate(140%) blur(12px);-webkit-backdrop-filter:saturate(140%) blur(12px);border-bottom-color:var(--line);height:70px}
.hd .ct{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center}
.logo img{height:42px;width:auto;object-fit:contain;transition:height .4s var(--ease)}
.hd.scrolled .logo img{height:36px}
.nav{display:flex;align-items:center;gap:38px}
.nav>li{position:relative}
.nav>li>a{display:flex;align-items:center;height:var(--head-h);font:500 14px/1 var(--sans);letter-spacing:1.5px;color:var(--ink);position:relative;transition:height .4s}
.hd.scrolled .nav>li>a{height:70px}
.nav>li>a::after{content:"";position:absolute;left:0;bottom:28px;width:0;height:1px;background:var(--brand);transition:width .35s var(--ease)}
.hd.scrolled .nav>li>a::after{bottom:22px}
.nav>li:hover>a,.nav>li.active>a{color:var(--brand)}
.nav>li:hover>a::after,.nav>li.active>a::after{width:100%}
@media(min-width:881px){
  .nav .sub{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(10px);min-width:180px;background:var(--paper);border:1px solid var(--line);padding:10px;opacity:0;visibility:hidden;transition:.35s var(--ease);box-shadow:0 30px 50px -24px rgba(40,30,20,.25)}
  .nav>li:hover .sub{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
}
.nav .sub li a{display:block;padding:11px 16px;font-size:14px;color:var(--text);text-align:center}
.nav .sub li a:hover{color:var(--brand)}
.sub-toggle{display:none;background:transparent;border:0;color:var(--ink);cursor:pointer;padding:0}
.sub-toggle svg{width:18px;height:18px;transition:transform .3s}
.hd-tools{display:flex;align-items:center;gap:22px}
.tool-btn{width:24px;height:24px;color:var(--ink)}
.tool-btn:hover{color:var(--brand)}
.tool-btn svg{width:22px;height:22px}
.nav-toggle{display:none;width:40px;height:40px;place-items:center;color:var(--ink)}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{content:"";display:block;width:22px;height:1.5px;background:currentColor;position:relative}
.nav-toggle span::before{position:absolute;top:-7px}.nav-toggle span::after{position:absolute;top:7px}

/* ============ Hero ============ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:var(--head-h) 0 0;overflow:hidden;background:var(--cream)}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:0;width:100%;align-items:center}
.hero-txt{padding:60px 70px 60px 0}
.hero .eyebrow{display:flex;align-items:center;gap:14px;font:500 12px/1 var(--sans);letter-spacing:4px;text-transform:uppercase;color:var(--brand);margin-bottom:30px}
.hero .eyebrow::before{content:"";width:40px;height:1px;background:var(--brand)}
.hero h1{font-size:76px;line-height:1.08;font-weight:500;letter-spacing:.5px;color:var(--ink)}
.hero h1 em{font-style:italic;color:var(--brand)}
.hero .lead{margin:32px 0 44px;font-size:17px;line-height:1.9;color:var(--text);max-width:480px}
.hero-acts{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.hero-vis{position:relative;aspect-ratio:4/5;overflow:hidden}
.hero-vis img{width:100%;height:100%;object-fit:cover}
.hero-vis .frame{position:absolute;inset:24px;border:1px solid rgba(255,255,255,.5);pointer-events:none}
.hero-tag{position:absolute;left:-1px;bottom:48px;background:var(--paper);padding:20px 28px;max-width:260px}
.hero-tag b{font-family:var(--serif);font-size:18px;color:var(--ink);display:block;margin-bottom:6px}
.hero-tag span{font-size:13px;color:var(--muted-c)}

/* ============ 通用卡片 ============ */
.card{background:var(--paper);transition:.4s var(--ease)}

/* ============ 品类 / 系列网格 ============ */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.cat{display:block;position:relative;overflow:hidden}
.cat .pic{aspect-ratio:3/4;overflow:hidden;background:var(--line)}
.cat .pic img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.cat:hover .pic img{transform:scale(1.05)}
.cat .meta{padding:24px 4px 4px}
.cat .meta .en{font:500 11px/1 var(--sans);letter-spacing:3px;text-transform:uppercase;color:var(--brand)}
.cat h3{font-size:24px;font-weight:500;margin:12px 0 8px}
.cat p{font-size:14px;color:var(--muted-c)}
.cat .arrow{margin-top:16px;display:inline-flex;align-items:center;gap:8px;font:500 13px/1 var(--sans);letter-spacing:1px;color:var(--ink)}
.cat .arrow svg{width:15px;height:15px;transition:transform .35s}
.cat:hover .arrow svg{transform:translateX(5px)}
.cat:hover .arrow{color:var(--brand)}

/* ============ 产品列表 ============ */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.prod{display:block;text-align:center}
.prod .pic{aspect-ratio:1/1;overflow:hidden;background:var(--paper);margin-bottom:20px;position:relative}
.prod .pic img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.prod:hover .pic img{transform:scale(1.06)}
.prod .pic .tag{position:absolute;top:16px;left:16px;background:var(--ink);color:var(--cream);font:500 10px/1 var(--sans);letter-spacing:1.5px;padding:7px 11px;text-transform:uppercase}
.prod .en{font:500 11px/1 var(--sans);letter-spacing:2px;text-transform:uppercase;color:var(--brand)}
.prod h3{font-size:19px;font-weight:500;margin:10px 0 6px}
.prod .price{font-family:var(--serif);font-size:16px;color:var(--text)}
@media(min-width:641px){.prod-grid.cols-3{grid-template-columns:repeat(3,1fr)}}

/* ============ 编辑式图文 split ============ */
.editorial{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:0}
.editorial.rev .e-vis{order:2}
.e-vis{aspect-ratio:4/5;overflow:hidden}
.e-vis img{width:100%;height:100%;object-fit:cover}
.e-txt{padding:0 80px}
.e-txt .kicker{display:inline-block;font:500 12px/1 var(--sans);letter-spacing:4px;text-transform:uppercase;color:var(--brand);margin-bottom:22px}
.e-txt h2{font-size:42px;font-weight:500;line-height:1.2}
.e-txt h2 em{font-style:italic;color:var(--brand)}
.e-txt p{margin:24px 0;font-size:15.5px;line-height:1.95;color:var(--text)}
.e-list{margin:24px 0 32px;display:grid;gap:16px}
.e-list li{display:flex;gap:14px;font-size:15px;color:var(--text);align-items:baseline}
.e-list .no{font-family:var(--serif);font-style:italic;color:var(--brand);font-size:18px;flex:0 0 auto}

/* ============ 数据带（细线分隔） ============ */
.figures{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.figures .ct{display:grid;grid-template-columns:repeat(4,1fr)}
.figures li{padding:64px 30px;text-align:center;border-left:1px solid var(--line)}
.figures li:first-child{border-left:0}
.figures .n{font-family:var(--serif);font-size:52px;font-weight:500;color:var(--ink)}
.figures .n em{font-style:italic;color:var(--brand)}
.figures p{margin-top:10px;font:500 12px/1.6 var(--sans);letter-spacing:2px;text-transform:uppercase;color:var(--muted-c)}

/* ============ 期刊/日志 ============ */
.journal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}
.journal{display:block}
.journal .pic{aspect-ratio:3/2;overflow:hidden;margin-bottom:24px}
.journal .pic img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.journal:hover .pic img{transform:scale(1.05)}
.journal time{font:500 12px/1 var(--sans);letter-spacing:2px;color:var(--brand)}
.journal h3{font-size:22px;font-weight:500;margin:14px 0 10px;line-height:1.35}
.journal p{font-size:14px;color:var(--muted-c)}
.journal:hover h3{color:var(--brand)}

/* ============ 引言带 ============ */
.quote{text-align:center;background:var(--ink);color:var(--cream)}
.quote .ct{max-width:860px}
.quote h2{font-family:var(--serif);font-style:italic;font-weight:400;font-size:40px;line-height:1.5;color:var(--cream)}
.quote .by{margin-top:30px;font:500 12px/1 var(--sans);letter-spacing:3px;text-transform:uppercase;color:var(--brand-l)}

/* ============ CTA ============ */
.cta{text-align:center;background:var(--paper);padding:96px 40px;border:1px solid var(--line)}
.cta .kicker{display:inline-block;font:500 12px/1 var(--sans);letter-spacing:4px;text-transform:uppercase;color:var(--brand);margin-bottom:20px}
.cta h2{font-size:44px;font-weight:500}
.cta h2 em{font-style:italic;color:var(--brand)}
.cta p{margin:20px auto 36px;max-width:520px;color:var(--muted-c)}

/* ============ 页脚 ============ */
.ft{background:var(--ink);color:#cabfb0;padding:90px 0 0}
.ft-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:48px;padding-bottom:60px;border-bottom:1px solid rgba(255,255,255,.1)}
.ft-brand .logo{margin-bottom:24px;display:inline-flex}
.ft-brand .logo img{height:40px;width:auto;object-fit:contain;filter:brightness(0) invert(1);opacity:.95}
.ft-brand p{font-size:14px;line-height:1.9;color:#9a9080;max-width:300px}
.ft-col h4{font-family:var(--sans);font-size:12px;letter-spacing:2px;text-transform:uppercase;color:#fff;margin-bottom:24px;font-weight:600}
.ft-col ul{display:grid;gap:14px}
.ft-col a{font-size:14px;color:#cabfb0}
.ft-col a:hover{color:var(--brand-l)}
.ft-contact li{font-size:14px;color:#cabfb0;display:flex;gap:12px;margin-bottom:16px;align-items:flex-start}
.ft-contact svg{width:17px;height:17px;color:var(--brand-l);flex:0 0 auto;margin-top:3px}
.ft-bottom{padding:28px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:#7d7466}
.ft-bottom a{color:#7d7466}.ft-bottom a:hover{color:var(--brand-l)}

/* ============ 内页 banner ============ */
.pbanner{padding:calc(var(--head-h) + 80px) 0 64px;text-align:center;border-bottom:1px solid var(--line)}
.pbanner .kicker{display:inline-block;font:500 12px/1 var(--sans);letter-spacing:4px;text-transform:uppercase;color:var(--brand);margin-bottom:18px}
.pbanner h1{font-size:56px;font-weight:500;letter-spacing:.5px}
.crumb{margin-top:18px;font-size:13px;color:var(--muted-c);letter-spacing:.5px}
.crumb a:hover{color:var(--brand)}

/* ============ 内页布局 ============ */
.inmain{padding:90px 0}
.list-layout{display:grid;grid-template-columns:240px 1fr;gap:56px;align-items:start}
.side h3{font-family:var(--sans);font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--ink);font-weight:600;padding-bottom:18px;border-bottom:1px solid var(--ink);margin-bottom:8px}
.side-cat-item{border-bottom:1px solid var(--line)}
.side-cat-item>a{display:flex;justify-content:space-between;align-items:center;padding:14px 0;font-size:15px;color:var(--text)}
.side-cat-item>a svg{width:16px;height:16px;flex-shrink:0;transition:transform .3s}
.side-cat-item>a:hover,.side-cat-item>a.active{color:var(--brand)}
.side-cat-item>a:hover svg,.side-cat-item>a.active svg{transform:translateX(3px)}
.side-sub{padding:2px 0 12px 14px}
.side-sub a{display:block;padding:8px 0;font-size:14px;color:var(--muted-c)}
.side-sub a:hover,.side-sub a.active{color:var(--brand)}
.side-box{margin-top:46px}

/* ============ 文章详情 ============ */
.article{max-width:820px;margin:0 auto}
.article-head{text-align:center;margin-bottom:48px}
.article-head .kicker{display:inline-block;font:500 12px/1 var(--sans);letter-spacing:3px;text-transform:uppercase;color:var(--brand);margin-bottom:18px}
.article-head h1{font-size:44px;font-weight:500;line-height:1.25}
.article-head .meta{margin-top:22px;font:500 13px/1 var(--sans);letter-spacing:1px;color:var(--muted-c);display:flex;gap:24px;justify-content:center}
.ai-summary{background:rgba(var(--brand-rgb),.07);border:1px solid rgba(var(--brand-rgb),.22);border-radius:8px;padding:22px 26px;margin:0 0 40px}
.ai-summary .ais-tit{display:flex;align-items:center;gap:8px;color:var(--brand-d);font-size:15px;font-weight:600;letter-spacing:.5px;margin-bottom:12px}
.ai-summary .ais-tit svg{width:18px;height:18px;flex-shrink:0}
.ai-summary .ais-con{color:var(--text);font-size:15px;line-height:1.85}
.ai-summary .ais-tip{margin-top:14px;padding-top:12px;border-top:1px dashed rgba(var(--brand-rgb),.22);color:var(--muted-c);font-size:13px}
.article-body{font-size:16px;line-height:2;color:var(--text)}
.article-body p{margin:0 0 22px}
.article-body h2,.article-body h3{margin:36px 0 16px;font-weight:500}
.article-body img{margin:30px 0}
.prenext{margin-top:50px;padding-top:30px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.prenext a,.prenext span{font-size:14px;color:var(--text)}
.prenext a:hover{color:var(--brand)}

/* ============ 产品详情 ============ */
.pd-split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.pd-stage{aspect-ratio:1/1;overflow:hidden;background:var(--paper)}
.pd-stage img{width:100%;height:100%;object-fit:cover;transition:opacity .3s}
.pd-thumbs{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px;list-style:none;padding:0}
.pd-thumbs .pdt-thumb{width:72px;height:72px;overflow:hidden;cursor:pointer;background:var(--paper);border:1px solid var(--line);opacity:.7;transition:opacity .3s,border-color .3s}
.pd-thumbs .pdt-thumb img{width:100%;height:100%;object-fit:cover}
.pd-thumbs .pdt-thumb:hover,.pd-thumbs .pdt-thumb.on{opacity:1;border-color:var(--brand)}
.pd-info .en{font:500 11px/1 var(--sans);letter-spacing:3px;text-transform:uppercase;color:var(--brand)}
.pd-info h1{font-size:38px;font-weight:500;margin:14px 0 18px}
.pd-info .price{font-family:var(--serif);font-size:26px;color:var(--ink);margin-bottom:24px}
.pd-info .desc{font-size:15.5px;line-height:1.95;color:var(--text);padding-bottom:28px;border-bottom:1px solid var(--line);margin-bottom:28px}
.pd-acts{display:flex;gap:16px;flex-wrap:wrap}

/* ============ 分页 ============ */
.pager{margin-top:64px;display:flex;justify-content:center;gap:10px}
.pager a,.pager span{min-width:46px;height:46px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);font:500 14px/1 var(--sans);color:var(--text)}
.pager a:hover,.pager .cur{background:var(--ink);border-color:var(--ink);color:var(--cream)}

/* ============ 联系 / 表单 ============ */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);margin-bottom:60px}
.contact-card{padding:48px 36px;text-align:center;border-left:1px solid var(--line)}
.contact-card:first-child{border-left:0}
.contact-card .ico{width:46px;height:46px;margin:0 auto 20px;color:var(--brand)}
.contact-card .ico svg{width:46px;height:46px}
.contact-card h3{font-size:14px;letter-spacing:1px;color:var(--muted-c);font-family:var(--sans);font-weight:600;text-transform:uppercase;margin-bottom:10px}
.contact-card p{font-family:var(--serif);font-size:18px;color:var(--ink)}
.form-wrap{max-width:720px;margin:0 auto}
.form-wrap .frow{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}
.form-wrap label{display:block;font:500 12px/1 var(--sans);letter-spacing:1px;text-transform:uppercase;color:var(--muted-c);margin-bottom:10px}
.form-wrap input,.form-wrap textarea{width:100%;height:50px;padding:0 4px;background:transparent;border:0;border-bottom:1px solid var(--line-2);color:var(--ink);transition:border-color .3s}
.form-wrap textarea{height:110px;padding:12px 4px;resize:vertical}
.form-wrap input:focus,.form-wrap textarea:focus{border-bottom-color:var(--brand)}

/* ============ 搜索弹层 ============ */
.search-pop{position:fixed;inset:0;z-index:2000;background:rgba(247,243,237,.97);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:.35s var(--ease)}
.search-pop.open{opacity:1;visibility:visible}
.search-pop form{display:flex;width:90%;max-width:640px;border-bottom:1px solid var(--ink)}
.search-pop input{flex:1;height:64px;font-family:var(--serif);font-size:26px;color:var(--ink)}
.search-pop button[type=submit]{width:56px;color:var(--ink)}
.search-pop button[type=submit] svg{width:24px;height:24px}
.search-close{position:absolute;top:34px;right:40px;width:44px;height:44px;font-size:32px;color:var(--muted-c)}
.search-close:hover{color:var(--brand)}

/* ============ 返回顶部 ============ */
#backTop{position:fixed;right:28px;bottom:34px;z-index:900;width:48px;height:48px;display:grid;place-items:center;background:var(--ink);color:var(--cream);opacity:0;visibility:hidden;transition:.35s var(--ease)}
#backTop.show{opacity:1;visibility:visible}
#backTop:hover{background:var(--brand)}
#backTop svg{width:20px;height:20px}

/* ============ 滚动动效 ============ */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.1s}.reveal.d2{transition-delay:.2s}.reveal.d3{transition-delay:.3s}

/* ============ 常见问题 ============ */
.faq-list{max-width:860px;margin:0 auto;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:26px 4px;background:transparent;border:0;cursor:pointer;text-align:left;font-family:var(--serif);font-size:19px;font-weight:500;color:var(--ink);transition:color .3s}
.faq-q:hover{color:var(--brand)}
.faq-q svg{width:20px;height:20px;flex-shrink:0;color:var(--brand);transition:transform .35s var(--ease)}
.faq-item.open .faq-q svg{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq-item.open .faq-a{max-height:600px}
.faq-a>div{padding:0 4px 28px;font-size:15px;line-height:1.9;color:var(--text)}

/* ============ 资料下载 ============ */
.dl-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line)}
.dl-item{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:26px 4px;border-bottom:1px solid var(--line);transition:background .3s}
.dl-item:hover{background:var(--paper)}
.dl-info h3{font-family:var(--serif);font-size:19px;font-weight:500;color:var(--ink);margin-bottom:8px}
.dl-info time{font:500 12px/1 var(--sans);letter-spacing:1px;color:var(--muted-c)}
.dl-btn{flex-shrink:0;display:inline-flex;align-items:center;gap:8px;height:46px;padding:0 24px;background:var(--ink);color:var(--cream);font:500 12px/1 var(--sans);letter-spacing:1.5px;text-transform:uppercase;transition:background .3s}
.dl-btn:hover{background:var(--brand)}
.dl-btn svg{width:16px;height:16px}

/* ============ 视频列表 ============ */
.vid-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;list-style:none}
.vid-item{display:block}
.vid-item .pic{display:block;position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--ink);margin-bottom:18px}
.vid-item .pic img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.vid-item:hover .pic img{transform:scale(1.06);opacity:.85}
.vid-item .play-ico{position:absolute;inset:0;margin:auto;width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.92);display:flex;align-items:center;justify-content:center;color:var(--ink);transition:.35s var(--ease)}
.vid-item:hover .play-ico{background:var(--brand);color:var(--cream);transform:scale(1.08)}
.vid-item .play-ico svg{width:26px;height:26px;margin-left:3px}
.vid-item h3{display:block;margin-top:4px;font-size:18px;font-weight:500;line-height:1.5;color:var(--ink);transition:color .3s}
.vid-item:hover h3{color:var(--brand)}
.vid-player{background:var(--ink);overflow:hidden}
.vid-player video{width:100%;display:block;max-height:560px}

/* ============ 视频弹层 ============ */
.mvp-modal{position:fixed;inset:0;z-index:9999;display:none}
.mvp-modal.show{display:block}
.mvp-mask{position:absolute;inset:0;background:rgba(15,15,15,.88)}
.mvp-box{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:min(92vw,960px)}
.mvp-close{position:absolute;top:-44px;right:0;width:36px;height:36px;color:var(--cream);font-size:34px;line-height:36px;text-align:center}
.mvp-title{color:var(--cream);font-family:var(--serif);font-size:18px;margin-bottom:14px}
.mvp-video{width:100%;display:block;background:#000;max-height:80vh}

/* ============ 在线预约：左右两栏（转化型） ============ */
.order-layout{display:grid;grid-template-columns:0.85fr 1.15fr;gap:0;border:1px solid var(--line);background:var(--paper)}
.order-aside{padding:56px 48px;border-right:1px solid var(--line);background:var(--cream)}
.order-aside .kicker{display:inline-block;font:500 12px/1 var(--sans);letter-spacing:4px;text-transform:uppercase;color:var(--brand);margin-bottom:18px}
.order-aside h2{font-size:34px;font-weight:500;letter-spacing:.5px;line-height:1.25;margin-bottom:18px}
.order-aside h2 em{font-style:italic;color:var(--brand)}
.order-aside>p{color:var(--text);font-size:15px;line-height:1.9;margin-bottom:38px}
.order-steps{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line)}
.order-step{display:flex;align-items:flex-start;gap:18px;padding:24px 0;border-bottom:1px solid var(--line)}
.order-step .num{flex-shrink:0;width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--brand);color:var(--brand);font-family:var(--serif);font-size:18px;font-style:italic}
.order-step h3{font-family:var(--serif);font-size:17px;font-weight:500;color:var(--ink);margin-bottom:6px}
.order-step p{font-size:13.5px;line-height:1.75;color:var(--muted-c)}
.order-main{padding:56px 48px}
.order-main .form-wrap{max-width:none;margin:0}

/* ============ 联系我们：补充信息区（展示型） ============ */
.contact-extra{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);border-top:0}
.contact-info{padding:48px 44px;border-right:1px solid var(--line)}
.contact-info:last-child{border-right:0}
.contact-info .kicker{display:inline-block;font:500 12px/1 var(--sans);letter-spacing:3px;text-transform:uppercase;color:var(--brand);margin-bottom:20px}
.contact-hours{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line)}
.contact-hours li{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.contact-hours .day{font-family:var(--serif);color:var(--ink);font-size:16px}
.contact-hours .time{font:500 12.5px/1 var(--sans);letter-spacing:1px;color:var(--muted-c)}
.contact-guide{display:flex;flex-direction:column;gap:18px}
.contact-guide li{display:flex;align-items:flex-start;gap:14px}
.contact-guide .gi{flex-shrink:0;width:36px;height:36px;display:grid;place-items:center;color:var(--brand);border:1px solid var(--line)}
.contact-guide .gi svg{width:18px;height:18px}
.contact-guide h3{font-family:var(--serif);font-size:16px;font-weight:500;color:var(--ink);margin-bottom:4px}
.contact-guide p{font-size:13.5px;line-height:1.7;color:var(--muted-c)}
.contact-map{margin-top:60px;border:1px solid var(--line);aspect-ratio:21/7;background:var(--cream);display:grid;place-items:center;text-align:center;color:var(--muted-c);transition:background .35s var(--ease),border-color .35s var(--ease)}
.contact-map:hover{background:var(--paper);border-color:var(--brand)}
.contact-map .mph{font-family:var(--serif);font-size:18px;color:var(--ink);margin-bottom:6px;transition:color .3s}
.contact-map:hover .mph{color:var(--brand)}
.contact-map .mps{font:500 11px/1.6 var(--sans);letter-spacing:1.5px;text-transform:uppercase}

/* ============ 发展历程：时间轴 ============ */
.timeline{max-width:860px;margin:0 auto;border-left:1px solid var(--line);padding-left:44px}
.timeline-item{position:relative;padding-bottom:48px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{content:"";position:absolute;left:-50px;top:6px;width:11px;height:11px;border-radius:50%;background:var(--cream);border:2px solid var(--brand)}
.timeline-item .yr{display:inline-block;font-family:var(--serif);font-style:italic;font-size:30px;font-weight:500;color:var(--brand);line-height:1;margin-bottom:12px}
.timeline-item h3{font-family:var(--serif);font-size:20px;font-weight:500;color:var(--ink);margin-bottom:8px;line-height:1.4}
.timeline-item p{font-size:14.5px;line-height:1.85;color:var(--text)}

/* ============ 合作伙伴：Logo 墙 ============ */
.partner-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border:1px solid var(--line);border-bottom:0;border-right:0}
.partner-item{aspect-ratio:3/2;display:grid;place-items:center;padding:28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper);transition:background .35s var(--ease)}
.partner-item:hover{background:var(--cream)}
.partner-item img{max-width:100%;max-height:64px;width:auto;height:auto;object-fit:contain;filter:grayscale(1);opacity:.6;transition:filter .4s var(--ease),opacity .4s var(--ease)}
.partner-item:hover img{filter:grayscale(0);opacity:1}
.partner-item .pname{font-family:var(--serif);font-size:16px;color:var(--muted-c);text-align:center;transition:color .3s}
.partner-item:hover .pname{color:var(--brand)}

/* ============ 荣誉资质：证书图册 ============ */
.honor-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.honor-item{display:block;border:1px solid var(--line);background:var(--paper);transition:border-color .35s var(--ease),transform .5s var(--ease),box-shadow .5s var(--ease)}
.honor-item:hover{border-color:var(--brand);transform:translateY(-4px);box-shadow:0 18px 40px -24px rgba(var(--ink-rgb),.35)}
.honor-pic{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--cream);display:grid;place-items:center;padding:18px}
.honor-pic img{width:100%;height:100%;object-fit:contain;transition:transform .8s var(--ease)}
.honor-item:hover .honor-pic img{transform:scale(1.04)}
.honor-pic .zoom{position:absolute;inset:0;margin:auto;width:48px;height:48px;border-radius:50%;background:rgba(var(--paper-rgb),.92);display:grid;place-items:center;color:var(--ink);opacity:0;transform:scale(.85);transition:.35s var(--ease)}
.honor-item:hover .honor-pic .zoom{opacity:1;transform:scale(1)}
.honor-pic .zoom svg{width:20px;height:20px}
.honor-meta{padding:18px 18px 22px;text-align:center;border-top:1px solid var(--line)}
.honor-meta h3{font-family:var(--serif);font-size:16px;font-weight:500;color:var(--ink);line-height:1.45;transition:color .3s}
.honor-item:hover .honor-meta h3{color:var(--brand)}
.honor-meta time{display:inline-block;margin-top:8px;font:500 11px/1 var(--sans);letter-spacing:2px;color:var(--muted-c)}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .hero h1{font-size:60px}
  .shead h2,.e-txt h2{font-size:36px}
  .e-txt{padding:0 48px}
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .honor-grid{grid-template-columns:repeat(3,1fr)}
  .partner-grid{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:880px){
  .order-layout{grid-template-columns:1fr}
  .order-aside{border-right:0;border-bottom:1px solid var(--line)}
  .contact-extra{grid-template-columns:1fr}
  .contact-info{border-right:0;border-bottom:1px solid var(--line)}
  .contact-info:last-child{border-bottom:0}
  .honor-grid{grid-template-columns:repeat(2,1fr)}
  .partner-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:560px){
  .order-aside,.order-main,.contact-info{padding:40px 24px}
  .order-aside h2{font-size:28px}
  .contact-map{aspect-ratio:4/3}
  .honor-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .partner-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{padding-left:32px}
  .timeline-item::before{left:-38px}
  .timeline-item .yr{font-size:26px}
}
@media (max-width:880px){
  .nav,.hd-tools .tool-btn{display:none}
  .nav-toggle{display:grid}
  .nav.mobile-open>li{position:relative;display:block;border-bottom:1px solid var(--line)}
  .nav.mobile-open>li>a{display:block;height:auto;padding:16px 0;line-height:1.4}
  .nav.mobile-open>li>a::after{display:none}
  .nav.mobile-open .sub-toggle{display:grid;place-items:center;position:absolute;top:0;right:0;width:54px;height:54px}
  .nav.mobile-open>li.open .sub-toggle svg{transform:rotate(180deg)}
  .nav.mobile-open .sub{position:static;transform:none;opacity:1;visibility:visible;display:none;width:100%;min-width:0;border:0;box-shadow:none;background:transparent;padding:0;margin:0;overflow:visible}
  .nav.mobile-open>li.open .sub{display:block;padding:0 0 10px}
  .nav.mobile-open .sub li{display:block;width:100%;position:relative;z-index:1}
  .nav.mobile-open .sub li a{display:block;height:auto;text-align:left;padding:12px 14px;font-size:14px;line-height:1.4;color:var(--text);visibility:visible;opacity:1}
  .hero-grid{grid-template-columns:1fr}
  .hero-txt{padding:40px 0}
  .hero-vis{display:none}
  .editorial,.editorial.rev{grid-template-columns:1fr}
  .editorial.rev .e-vis{order:0}
  .e-txt{padding:48px 0 0}
  .cat-grid,.journal-grid,.vid-grid{grid-template-columns:repeat(2,1fr)}
  .figures .ct{grid-template-columns:repeat(2,1fr)}
  .figures li:nth-child(-n+2){border-top:0}
  .figures li:nth-child(odd){border-left:0}
  .list-layout{grid-template-columns:1fr}
  .pd-split{grid-template-columns:1fr;gap:36px}
  .ft-top{grid-template-columns:1fr 1fr;gap:32px}
  .contact-grid{grid-template-columns:1fr}
  .contact-card{border-left:0;border-top:1px solid var(--line)}
  .contact-card:first-child{border-top:0}
}
@media (max-width:560px){
  .sec{padding:80px 0}
  .hero h1{font-size:42px}
  .shead h2,.e-txt h2,.cta h2{font-size:30px}
  .quote h2{font-size:26px}
  .prod-grid,.cat-grid,.journal-grid,.vid-grid,.form-wrap .frow{grid-template-columns:1fr}
  .dl-item{flex-direction:column;align-items:flex-start;gap:14px}
  .faq-q{font-size:17px}
  .figures .ct{grid-template-columns:1fr}
  .figures li{border-left:0;border-top:1px solid var(--line);padding:44px 20px}
  .figures li:first-child{border-top:0}
  .pbanner h1{font-size:38px}
  .article-head h1{font-size:32px}
}