/* ============================================================
   WEILI STUDIO — shared stylesheet
   维立设计 · 全站共享样式
   设计语言: paper / ink / gold, Montserrat + Noto Sans SC + JetBrains Mono
   ============================================================ */

/* ---------- design tokens ---------- */
:root{
  --paper:#F7F5EF; --paper-deep:#EFEBDF; --card:#FFFFFF;
  --ink:#111111; --ink-soft:#4A4A4A; --ink-faint:#8C8C8C;
  --gold:#F2B705; --gold-deep:#B9870A;
  --line:#DEDACC; --line-strong:#C7C2AE;
  --font-en:'Montserrat',-apple-system,BlinkMacSystemFont,'Segoe UI',Helvetica,Arial,sans-serif;
  --font-cn:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --topbar-h:74px;
}

/* ---------- reset & base ---------- */
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{background:var(--paper);color:var(--ink);font-family:var(--font-cn);line-height:1.7;-webkit-font-smoothing:antialiased;font-size:15px;}
body.noscroll{overflow:hidden;}
img{display:block;max-width:100%;}
a{color:inherit;}

/* ---------- 双语切换 (CN / EN) ---------- */
.en{display:none;}
body.lang-en .cn{display:none;}
body.lang-en .en{display:inline;}
.cn-block{display:block;}
body.lang-en .cn-block{display:none;}
.en-block{display:none;}
body.lang-en .en-block{display:block;}

/* ---------- layout ---------- */
.wrap{max-width:1140px;margin:0 auto;padding:0 40px;}
.wrap-wide{max-width:1320px;margin:0 auto;padding:0 48px;}

/* ---------- 图片显示 ----------
   图片默认直接显示(不依赖脚本淡入)—— 任何环境下,只要浏览器加载了网页,
   图片就会呈现;JS 的淡入仅是锦上添花,不会影响默认可见性。 */
.fx{opacity:1;transition:opacity .55s ease;}
.fx.loaded{opacity:1;}
.fx.loading{background:var(--paper-deep);}

/* ============================================================
   顶栏 Topbar
   ============================================================ */
.topbar{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(247,245,239,0.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:background .35s ease,border-color .35s ease;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:var(--topbar-h);}

/* 首页透明模式:hero 上方时顶栏透明、文字反白 */
body.home .topbar.transparent-mode{background:transparent;border-bottom-color:transparent;}
body.home .topbar.transparent-mode .brand-text{color:#fff;}
body.home .topbar.transparent-mode .brand-text small{color:rgba(255,255,255,0.65);}
body.home .topbar.transparent-mode .topbar-nav a{color:rgba(255,255,255,0.78);}
body.home .topbar.transparent-mode .topbar-nav a:hover{color:var(--gold);}
body.home .topbar.transparent-mode .lang-toggle{border-color:rgba(255,255,255,0.4);}
body.home .topbar.transparent-mode .lang-toggle button{color:rgba(255,255,255,0.78);}
body.home .topbar.transparent-mode .lang-toggle button.active{background:#fff;color:var(--ink);}

.brand-mark{display:flex;align-items:center;gap:12px;text-decoration:none;flex-shrink:0;}
.logo-mono{width:30px;height:30px;flex-shrink:0;overflow:hidden;border-radius:2px;}
.logo-mono img{width:100%;height:100%;object-fit:cover;display:block;}
.brand-text{font-family:var(--font-en);font-weight:800;font-size:15px;letter-spacing:0.02em;line-height:1.15;color:var(--ink);transition:color .3s ease;}
.brand-text small{display:block;font-family:var(--font-cn);font-weight:500;font-size:10.5px;color:var(--ink-faint);letter-spacing:0.1em;margin-top:2px;}

.topbar-nav{display:flex;gap:30px;align-items:center;margin-right:auto;margin-left:48px;}
.topbar-nav a{font-family:var(--font-mono);font-size:11px;color:var(--ink-faint);text-decoration:none;letter-spacing:0.06em;text-transform:uppercase;transition:color .2s ease;white-space:nowrap;}
.topbar-nav a:hover{color:var(--gold-deep);}
.topbar-nav a.current{color:var(--ink);}
body.home .topbar-nav a.current{color:var(--gold);}

.lang-toggle{display:flex;border:1px solid var(--line-strong);flex-shrink:0;transition:border-color .3s ease;}
.lang-toggle button{background:none;border:none;padding:8px 16px;cursor:pointer;color:var(--ink-faint);font-family:var(--font-mono);font-size:11.5px;letter-spacing:0.06em;transition:background .2s ease,color .2s ease;}
.lang-toggle button.active{background:var(--ink);color:var(--paper);}

/* 汉堡按钮(移动端) */
.menu-btn{
  display:none;background:none;border:1px solid var(--line-strong);cursor:pointer;
  width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.menu-btn span{display:block;width:18px;height:1.5px;background:var(--ink);transition:transform .3s ease,opacity .3s ease;}
body.home .topbar.transparent-mode .menu-btn span{background:#fff;}
body.home .topbar.transparent-mode .menu-btn{border-color:rgba(255,255,255,0.4);}
.menu-btn.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
.menu-btn.open span:nth-child(2){opacity:0;}
.menu-btn.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}

/* 移动端全屏导航 */
.mobile-nav{
  position:fixed;inset:0;z-index:90;background:var(--paper);
  display:flex;flex-direction:column;justify-content:center;align-items:center;gap:8px;
  opacity:0;pointer-events:none;transition:opacity .3s ease;
}
.mobile-nav.open{opacity:1;pointer-events:auto;}
.mobile-nav a{
  font-family:var(--font-cn);font-weight:700;font-size:22px;color:var(--ink);
  text-decoration:none;padding:12px 0;letter-spacing:0.02em;
}
.mobile-nav a small{display:block;text-align:center;font-family:var(--font-mono);font-size:10.5px;color:var(--ink-faint);letter-spacing:0.12em;text-transform:uppercase;margin-top:3px;}
.mobile-nav a.current{color:var(--gold-deep);}
.mobile-nav .lang-toggle{margin-top:26px;}

@media(max-width:960px){
  .topbar-nav{display:none;}
  .menu-btn{display:flex;}
}

/* ============================================================
   Hero
   ============================================================ */
/* 首页全屏 hero */
.hero{position:relative;height:100vh;min-height:640px;display:flex;align-items:flex-end;overflow:hidden;
  background:linear-gradient(180deg,#24201a 0%,#161310 55%,#0f0e0b 100%);}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.hero::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg, rgba(10,10,10,0.18) 0%, rgba(10,10,10,0.12) 42%, rgba(10,10,10,0.78) 100%);}
.hero-content{position:relative;z-index:2;color:#fff;padding-bottom:88px;width:100%;}
.hero-eyebrow{font-family:var(--font-mono);font-size:11.5px;letter-spacing:0.22em;text-transform:uppercase;color:var(--gold);margin-bottom:22px;}
.hero-title{font-family:var(--font-cn);font-weight:900;font-size:clamp(32px,5.4vw,68px);line-height:1.3;max-width:920px;letter-spacing:-0.01em;}
body.lang-en .hero-title{font-family:var(--font-en);font-weight:300;line-height:1.2;}
.hero-sub{margin-top:26px;max-width:520px;font-size:15px;color:rgba(255,255,255,0.82);}
body.lang-en .hero-sub{font-family:var(--font-en);font-weight:300;}
.scroll-cue{position:absolute;bottom:34px;right:48px;z-index:2;font-family:var(--font-mono);font-size:10.5px;color:rgba(255,255,255,0.6);letter-spacing:0.14em;writing-mode:vertical-rl;display:flex;align-items:center;gap:10px;}
.scroll-cue::after{content:'';width:1px;height:36px;background:rgba(255,255,255,0.4);}

/* 子页面 hero(文字页头) */
.page-hero{padding:calc(var(--topbar-h) + 56px) 0 70px;border-bottom:1px solid var(--line);}
.back-link{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11.5px;color:var(--ink-faint);text-decoration:none;letter-spacing:0.06em;margin-bottom:40px;transition:color .2s ease;}
.back-link:hover{color:var(--gold-deep);}
.sheet-num{font-family:var(--font-mono);font-size:11.5px;color:var(--gold-deep);letter-spacing:0.14em;text-transform:uppercase;margin-bottom:22px;}
.page-hero h1{font-family:var(--font-cn);font-weight:900;font-size:clamp(30px,4.6vw,50px);line-height:1.28;max-width:760px;}
body.lang-en .page-hero h1{font-family:var(--font-en);font-weight:800;letter-spacing:-0.02em;}
.desc{margin-top:24px;max-width:640px;font-size:16px;color:var(--ink-soft);}

/* ============================================================
   通用区块
   ============================================================ */
section{padding:80px 0;border-top:1px solid var(--line);}
section.first{border-top:none;}
.sec-tag{font-family:var(--font-mono);font-size:11.5px;color:var(--gold-deep);letter-spacing:0.14em;text-transform:uppercase;margin-bottom:16px;}
h2{font-family:var(--font-cn);font-weight:900;font-size:clamp(20px,2.4vw,28px);max-width:680px;line-height:1.45;}
body.lang-en h2{font-family:var(--font-en);font-weight:800;line-height:1.3;}
.sec-note{font-family:var(--font-cn);font-size:13.5px;color:var(--ink-faint);max-width:280px;text-align:right;line-height:1.6;}
body.lang-en .sec-note{font-family:var(--font-en);font-weight:300;}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:44px;flex-wrap:wrap;}
.eyebrow{font-family:var(--font-mono);font-size:11px;letter-spacing:0.18em;text-transform:uppercase;color:var(--gold-deep);margin-bottom:20px;}

/* reveal 动画(默认可见,滚动触发微动 —— 即使 JS 失效内容也始终显示) */
.reveal{opacity:1;transform:translateY(0);transition:opacity .6s ease,transform .6s ease;}
.reveal.show{opacity:1;transform:translateY(0);}

/* 页脚 */
footer{padding:50px 0;border-top:1px solid var(--line);}
.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;}
.footer-brand,.footer-tag{font-family:var(--font-mono);font-size:11px;color:var(--ink-faint);letter-spacing:0.04em;}

/* ============================================================
   首页:story / practice / featured / reach / teaser / connect
   ============================================================ */
.story{padding:110px 0 100px;}
.story-inner{display:flex;gap:64px;flex-wrap:wrap;}
.story-lead{flex:1.1;min-width:280px;}
.story-lead h2{font-family:var(--font-cn);font-weight:900;font-size:clamp(24px,3vw,36px);line-height:1.55;max-width:none;}
body.lang-en .story-lead h2{font-family:var(--font-en);font-weight:300;line-height:1.35;}
.story-lead h2 em{font-style:normal;color:var(--gold-deep);}
.story-detail{flex:1;min-width:260px;font-size:14.5px;color:var(--ink-soft);padding-top:8px;}
.story-stats{display:grid;grid-template-columns:1fr 1fr;gap:28px 20px;margin-top:32px;padding-top:28px;border-top:1px solid var(--line);}
.stat-num{font-family:var(--font-en);font-weight:700;font-size:26px;color:var(--ink);}
.stat-label{font-family:var(--font-mono);font-size:10.5px;color:var(--ink-faint);letter-spacing:0.05em;margin-top:6px;text-transform:uppercase;}

.practice{padding:100px 0;border-top:1px solid var(--line);}
.sec-head h2{font-family:var(--font-cn);font-weight:900;font-size:clamp(22px,2.8vw,32px);}
body.lang-en .sec-head h2{font-family:var(--font-en);font-weight:300;}
.tile-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px;margin-top:54px;}
.tile{position:relative;overflow:hidden;text-decoration:none;display:block;
  /* 图片未加载/加载失败时,显示浅色纸面卡片 + 大编号水印 —— 杜绝黑屏 */
  background:linear-gradient(160deg, var(--paper) 0%, var(--paper-deep) 100%);}
.tile::before{content:'';display:block;padding-top:80%;}
.tile::after{content:attr(data-num);position:absolute;top:18px;right:26px;z-index:1;
  font-family:var(--font-en);font-weight:900;font-size:clamp(48px,6vw,84px);line-height:1;
  color:rgba(17,17,17,0.08);}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.2,.8,.2,1);}
.tile img.loaded{opacity:1;}
.tile:hover img{transform:scale(1.06);}
/* WEILI SOURCING:无图卡片,浅色底 + 深色文字 */
.tile.sourcing{background:linear-gradient(160deg, var(--paper-deep) 0%, var(--line) 100%);display:flex;align-items:center;justify-content:center;}
.tile.sourcing .tile-body{position:relative;left:auto;right:auto;bottom:auto;background:none;color:var(--ink);max-width:78%;}
.tile.sourcing .tile-index{color:var(--gold-deep);}
.tile.sourcing .tile-name{color:var(--ink);}
.tile.sourcing .tile-name small{color:var(--ink-soft);}
.tile.sourcing .tile-sub a{color:var(--ink);border-color:rgba(17,17,17,0.4);}
.tile.sourcing .tile-sub a:hover{color:var(--gold-deep);border-color:var(--gold-deep);}
.tile-overlay{position:absolute;inset:0;background:linear-gradient(180deg, rgba(10,10,10,0) 0%, rgba(10,10,10,0.62) 100%);}
.tile-body{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:34px 36px;color:#fff;
  /* 底部深色渐变条:保证白字在浅色占位底上也可读 */
  background:linear-gradient(180deg, rgba(10,10,10,0) 0%, rgba(10,10,10,0.85) 88%);}
.tile-index{font-family:var(--font-mono);font-size:10.5px;color:var(--gold);letter-spacing:0.12em;margin-bottom:12px;}
.tile-name{font-family:var(--font-en);font-weight:800;font-size:26px;letter-spacing:0.01em;}
.tile-name small{display:block;font-family:var(--font-cn);font-weight:400;font-size:13px;color:rgba(255,255,255,0.75);margin-top:6px;letter-spacing:0.04em;}
.tile-sub{margin-top:16px;display:flex;gap:16px;flex-wrap:wrap;}
.tile-sub a{font-family:var(--font-mono);font-size:10.5px;color:rgba(255,255,255,0.7);text-decoration:none;letter-spacing:0.04em;border-bottom:1px solid rgba(255,255,255,0.3);padding-bottom:2px;transition:color .2s ease,border-color .2s ease;}
.tile-sub a:hover{color:var(--gold);border-color:var(--gold);}

.featured{padding:100px 0;border-top:1px solid var(--line);}
.feat-item{display:grid;grid-template-columns:1.15fr 0.85fr;gap:56px;align-items:center;margin-bottom:88px;}
.feat-item:last-child{margin-bottom:0;}
.feat-item.reverse{grid-template-columns:0.85fr 1.15fr;}
.feat-item.reverse .feat-img{order:2;}
.feat-img{position:relative;overflow:hidden;background:var(--paper-deep);}
.feat-img::before{content:'';display:block;padding-top:75%;}
.feat-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.feat-tag{font-family:var(--font-mono);font-size:10.5px;color:var(--gold-deep);letter-spacing:0.12em;text-transform:uppercase;margin-bottom:16px;}
.feat-title{font-family:var(--font-cn);font-weight:900;font-size:clamp(20px,2.4vw,28px);margin-bottom:16px;line-height:1.4;}
body.lang-en .feat-title{font-family:var(--font-en);font-weight:700;}
.feat-desc{font-size:14px;color:var(--ink-soft);margin-bottom:22px;max-width:420px;}
.feat-meta{display:flex;gap:24px;margin-bottom:26px;flex-wrap:wrap;}
.feat-meta div{font-family:var(--font-mono);font-size:10.5px;color:var(--ink-faint);}
.feat-meta div b{display:block;font-family:var(--font-en);font-size:15px;color:var(--ink);font-weight:700;margin-bottom:4px;}
.feat-link{font-family:var(--font-mono);font-size:11px;color:var(--ink);text-decoration:none;letter-spacing:0.06em;border-bottom:1px solid var(--ink);padding-bottom:3px;transition:color .2s ease,border-color .2s ease;}
.feat-link:hover{color:var(--gold-deep);border-color:var(--gold-deep);}

.reach{padding:90px 0;border-top:1px solid var(--line);background:var(--paper-deep);}
.reach-inner{display:flex;gap:56px;flex-wrap:wrap;align-items:center;}
.reach-text{flex:1.3;min-width:280px;}
.reach-text h2{font-family:var(--font-cn);font-weight:900;font-size:clamp(20px,2.4vw,28px);line-height:1.55;margin-bottom:18px;}
body.lang-en .reach-text h2{font-family:var(--font-en);font-weight:300;line-height:1.35;}
.reach-text p{font-size:14px;color:var(--ink-soft);max-width:520px;}
.reach-list{flex:1;min-width:240px;display:flex;flex-direction:column;gap:18px;}
.reach-item{display:flex;gap:14px;align-items:baseline;padding-bottom:16px;border-bottom:1px dashed var(--line-strong);}
.reach-item:last-child{border-bottom:none;}
.reach-item .rc{font-family:var(--font-mono);font-size:10.5px;color:var(--gold-deep);letter-spacing:0.06em;flex-shrink:0;width:80px;}
.reach-item .rt{font-size:13.5px;color:var(--ink-soft);}
.reach-item .rt b{color:var(--ink);}

.teaser{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);}
.teaser a{display:block;padding:64px 48px;text-decoration:none;color:var(--ink);border-right:1px solid var(--line);transition:background .25s ease;}
.teaser a:last-child{border-right:none;}
.teaser a:hover{background:var(--paper-deep);}
.teaser-tag{font-family:var(--font-mono);font-size:10.5px;color:var(--gold-deep);letter-spacing:0.1em;text-transform:uppercase;margin-bottom:14px;}
.teaser h3{font-family:var(--font-cn);font-weight:900;font-size:20px;margin-bottom:12px;}
body.lang-en .teaser h3{font-family:var(--font-en);font-weight:700;}
.teaser p{font-size:13px;color:var(--ink-faint);max-width:340px;}

.connect{padding:100px 0;text-align:center;}
.connect .eyebrow{justify-content:center;display:flex;}
.connect h2{font-family:var(--font-cn);font-weight:900;font-size:clamp(24px,3.4vw,40px);line-height:1.5;max-width:640px;margin:0 auto 34px;}
body.lang-en .connect h2{font-family:var(--font-en);font-weight:300;line-height:1.35;}
.connect-email{display:inline-block;font-family:var(--font-en);font-weight:700;font-size:clamp(20px,2.8vw,30px);color:var(--ink);text-decoration:none;border-bottom:2px solid var(--gold);padding-bottom:6px;transition:color .2s ease;}
.connect-email:hover{color:var(--gold-deep);}
.connect-note{margin-top:22px;font-family:var(--font-mono);font-size:11.5px;color:var(--ink-faint);letter-spacing:0.04em;}

/* ============================================================
   子页:业务占位网格 + 案例研究(case study)+ 灯箱
   ============================================================ */
.grid{margin-top:44px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.slot{background:var(--card);min-height:200px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px;padding:28px 24px;text-align:center;}
.slot .n{font-family:var(--font-mono);font-size:11px;color:var(--line-strong);letter-spacing:0.1em;}
.slot .t{font-family:var(--font-cn);font-size:13px;color:var(--ink-faint);}
body.lang-en .slot .t{font-family:var(--font-en);}
.slot .tt{font-family:var(--font-cn);font-weight:700;font-size:14px;color:var(--ink);}
body.lang-en .slot .tt{font-family:var(--font-en);font-weight:600;}

.case-card{border:1px solid var(--line);background:var(--card);margin-top:44px;}
.case-top{padding:36px 36px 32px;border-bottom:1px solid var(--line);}
.case-tag{font-family:var(--font-mono);font-size:11px;color:var(--gold-deep);letter-spacing:0.1em;margin-bottom:14px;}
.case-title{font-family:var(--font-cn);font-weight:900;font-size:clamp(20px,2.4vw,28px);margin-bottom:6px;}
body.lang-en .case-title{font-family:var(--font-en);font-weight:800;}
.case-sub{font-family:var(--font-mono);font-size:12px;color:var(--ink-faint);letter-spacing:0.04em;}
.meta-row{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);}
.meta-cell{padding:22px 28px;border-right:1px solid var(--line);}
.meta-cell:last-child{border-right:none;}
.meta-label{font-family:var(--font-mono);font-size:10px;color:var(--ink-faint);letter-spacing:0.08em;text-transform:uppercase;margin-bottom:8px;}
.meta-value{font-family:var(--font-en);font-size:17px;font-weight:700;color:var(--ink);}
.case-highlight{padding:32px 36px;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--ink-soft);max-width:760px;}
.case-highlight b{color:var(--ink);}

.gallery-group{padding:36px 36px 8px;}
.gallery-group:last-child{padding-bottom:36px;}
.gallery-label{font-family:var(--font-mono);font-size:11px;color:var(--ink-faint);letter-spacing:0.1em;text-transform:uppercase;margin-bottom:18px;padding-bottom:14px;border-bottom:1px dashed var(--line-strong);}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:28px;}
.gallery-grid.wide{grid-template-columns:repeat(2,1fr);}
.photo{position:relative;overflow:hidden;background:var(--paper-deep);cursor:zoom-in;}
.photo::before{content:'';display:block;padding-top:75%;}
.photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.photo:hover img{transform:scale(1.04);}
.photo .cap{position:absolute;left:0;bottom:0;right:0;padding:10px 12px;background:linear-gradient(transparent, rgba(17,17,17,0.72));font-family:var(--font-mono);font-size:10.5px;color:#fff;letter-spacing:0.03em;}
.note-todo{margin:0 36px 36px;padding:18px 20px;border-left:2px solid var(--line-strong);background:var(--paper-deep);font-size:12.5px;color:var(--ink-faint);line-height:1.7;}

/* 灯箱:修复空 src;打开时才加载图片并淡入 */
.lightbox{position:fixed;inset:0;background:rgba(17,17,17,0.96);z-index:999;display:none;align-items:center;justify-content:center;padding:32px;}
.lightbox.active{display:flex;}
.lightbox-figure{position:relative;max-width:92vw;max-height:88vh;opacity:0;transition:opacity .35s ease;}
.lightbox.active .lightbox-figure.show{opacity:1;}
.lightbox-figure img{max-width:92vw;max-height:80vh;object-fit:contain;box-shadow:0 24px 70px rgba(0,0,0,0.55);}
.lightbox-cap{margin-top:12px;text-align:center;font-family:var(--font-mono);font-size:11px;color:rgba(255,255,255,0.55);letter-spacing:0.06em;}
.lightbox-close{position:fixed;top:18px;right:24px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:26px;font-family:var(--font-en);cursor:pointer;line-height:1;z-index:1000;border:1px solid rgba(255,255,255,0.3);border-radius:50%;transition:background .2s ease;}
.lightbox-close:hover{background:rgba(255,255,255,0.12);}
.lightbox-hint{position:fixed;bottom:20px;left:0;right:0;text-align:center;color:rgba(255,255,255,0.45);font-family:var(--font-mono);font-size:11px;letter-spacing:0.06em;z-index:1000;}

/* ============================================================
   表单 (Netlify Forms)
   ============================================================ */
.inquiry-card{border:1px solid var(--line);background:var(--card);padding:40px 36px;margin-top:8px;}
.inquiry-intro{max-width:640px;font-size:13.5px;color:var(--ink-soft);margin-bottom:28px;}
.inquiry-intro b{color:var(--ink);}
.inquiry-form{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.inquiry-form .full{grid-column:1 / -1;}
.field label{display:block;font-family:var(--font-mono);font-size:10.5px;color:var(--ink-faint);letter-spacing:0.06em;text-transform:uppercase;margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line-strong);background:var(--paper);
  padding:11px 13px;font-family:var(--font-cn);font-size:13.5px;color:var(--ink);
  outline:none;transition:border-color .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--gold-deep);}
.field textarea{resize:vertical;min-height:80px;}
.inquiry-submit{
  margin-top:6px;justify-self:start;
  background:var(--ink);color:var(--paper);border:none;
  padding:13px 30px;font-family:var(--font-mono);font-size:12px;letter-spacing:0.08em;text-transform:uppercase;
  cursor:pointer;transition:background .2s ease;
}
.inquiry-submit:hover{background:var(--gold-deep);}
.inquiry-submit:disabled{opacity:0.5;cursor:not-allowed;}
.inquiry-status{margin-top:14px;font-family:var(--font-mono);font-size:12px;display:none;}
.inquiry-status.success{color:#2f7a4a;display:block;}
.inquiry-status.error{color:#b3402f;display:block;}
.inquiry-alt{margin-top:22px;padding-top:20px;border-top:1px dashed var(--line-strong);font-family:var(--font-mono);font-size:11.5px;color:var(--ink-faint);}
.inquiry-alt a{color:var(--gold-deep);text-decoration:none;}

/* 业务页差异化说明块 */
.diff-note{margin-top:36px;padding:22px 26px;border-left:2px solid var(--gold);background:var(--card);max-width:720px;font-size:13.5px;color:var(--ink-soft);}
.diff-note b{color:var(--ink);}

/* 供应链目录 */
.supplier-cat{margin-bottom:56px;}
.supplier-cat:last-child{margin-bottom:0;}
.cat-head{display:flex;align-items:baseline;gap:14px;margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid var(--line);}
.cat-head .cat-code{font-family:var(--font-mono);font-size:11px;color:var(--gold-deep);letter-spacing:0.08em;}
.cat-head h3{font-family:var(--font-cn);font-weight:900;font-size:18px;}
body.lang-en .cat-head h3{font-family:var(--font-en);font-weight:700;}
.supplier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.supplier-slot{background:var(--card);padding:28px 24px;min-height:150px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:10px;}
.supplier-slot .s-n{font-family:var(--font-mono);font-size:10.5px;color:var(--line-strong);letter-spacing:0.08em;}
.supplier-slot .s-t{font-family:var(--font-cn);font-size:13px;color:var(--ink-faint);}
body.lang-en .supplier-slot .s-t{font-family:var(--font-en);}
.supplier-slot .s-proj{font-family:var(--font-mono);font-size:10px;color:var(--ink-faint);border:1px dashed var(--line-strong);padding:3px 9px;margin-top:4px;}

/* 施工纪实 / 工艺笔记 */
.intro-row{display:flex;gap:40px;flex-wrap:wrap;margin-top:36px;}
.intro-col{flex:1;min-width:220px;font-size:13.5px;color:var(--ink-soft);}
.intro-col b{color:var(--ink);display:block;font-weight:700;font-size:15px;margin-bottom:8px;}
.journal{border:1px solid var(--line);background:var(--card);margin-top:8px;}
.journal-item{display:grid;grid-template-columns:130px 1fr;gap:28px;padding:28px 32px;border-bottom:1px solid var(--line);}
.journal-item:last-child{border-bottom:none;}
.journal-date{font-family:var(--font-mono);font-size:11.5px;color:var(--ink-faint);padding-top:2px;}
.journal-project{font-family:var(--font-mono);font-size:10.5px;color:var(--gold-deep);letter-spacing:0.06em;text-transform:uppercase;margin-bottom:8px;}
.journal-item h4{font-family:var(--font-cn);font-weight:700;font-size:16px;margin-bottom:8px;}
body.lang-en .journal-item h4{font-family:var(--font-en);}
.journal-item p{font-size:13.5px;color:var(--ink-soft);}
.craft-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:8px;}
.craft-card{background:var(--card);padding:30px 26px;}
.craft-tag{font-family:var(--font-mono);font-size:10.5px;color:var(--ink-faint);letter-spacing:0.06em;text-transform:uppercase;margin-bottom:14px;}
.craft-card h4{font-family:var(--font-cn);font-weight:700;font-size:16px;margin-bottom:10px;line-height:1.5;}
body.lang-en .craft-card h4{font-family:var(--font-en);}
.craft-card p{font-size:13px;color:var(--ink-soft);}
.craft-status{display:inline-block;margin-top:16px;font-family:var(--font-mono);font-size:10px;color:var(--ink-faint);letter-spacing:0.06em;border:1px dashed var(--line-strong);padding:4px 10px;}

/* 海外业务页 */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:44px;}
.service-card{background:var(--card);padding:34px 30px;display:flex;flex-direction:column;gap:10px;}
.service-card .s-n{font-family:var(--font-mono);font-size:11px;color:var(--gold-deep);letter-spacing:0.12em;}
.service-card h3{font-family:var(--font-cn);font-weight:900;font-size:17px;margin-top:6px;}
body.lang-en .service-card h3{font-family:var(--font-en);font-weight:700;}
.service-card p{font-size:13.5px;color:var(--ink-soft);line-height:1.7;}
.pillar-row{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:44px;}
.pillar .p-n{font-family:var(--font-mono);font-size:11px;color:var(--gold-deep);letter-spacing:0.12em;margin-bottom:14px;}
.pillar h3{font-family:var(--font-cn);font-weight:900;font-size:19px;margin-bottom:12px;line-height:1.5;}
body.lang-en .pillar h3{font-family:var(--font-en);font-weight:700;}
.pillar p{font-size:13.5px;color:var(--ink-soft);}

/* ============================================================
   响应式
   ============================================================ */
@media(max-width:960px){
  .wrap-wide{padding:0 40px;}
}
@media(max-width:860px){
  .meta-row{grid-template-columns:1fr 1fr;}
  .meta-cell{border-bottom:1px solid var(--line);}
  .gallery-grid,.supplier-grid,.service-grid,.pillar-row{grid-template-columns:1fr 1fr;}
  .grid{grid-template-columns:1fr 1fr;}
  .craft-grid{grid-template-columns:1fr 1fr;}
  .journal-item{grid-template-columns:1fr;gap:8px;}
  .pillar-row{grid-template-columns:1fr;}
}
@media(max-width:760px){
  .tile-grid{grid-template-columns:1fr;}
  .teaser{grid-template-columns:1fr;}
  .teaser a{border-right:none;border-bottom:1px solid var(--line);}
  .feat-item,.feat-item.reverse{grid-template-columns:1fr;gap:28px;}
  .feat-item.reverse .feat-img{order:0;}
}
@media(max-width:700px){
  .inquiry-form{grid-template-columns:1fr;}
}
@media(max-width:600px){
  .wrap,.wrap-wide{padding:0 22px;}
  .story{padding:80px 0;}
  .practice,.featured{padding:70px 0;}
  .case-top,.case-highlight,.gallery-group{padding-left:22px;padding-right:22px;}
  .note-todo{margin-left:22px;margin-right:22px;}
  .scroll-cue{right:22px;}
  .tile-body{padding:26px 24px;}
  .gallery-grid.wide{grid-template-columns:1fr;}
  .teaser a{padding:44px 24px;}
  .mobile-nav a{font-size:20px;}
}
@media(max-width:560px){
  .gallery-grid,.supplier-grid,.service-grid{grid-template-columns:1fr;}
  .grid{grid-template-columns:1fr;}
  .craft-grid{grid-template-columns:1fr;}
}