/* ==========================================================================
   WeaveHaven · 类目图库页共用样式
   ========================================================================== */
:root{
  --bg:#FAF7F2;
  --bg-2:#F2EBE1;
  --white:#FFFFFF;
  --ink:#2A211B;
  --ink-2:#5C4E43;
  --ink-3:#8B7B6D;
  --line:#E6DBCD;
  --accent:#B0743C;
  --accent-2:#C99B65;
  --dark:#241D18;
  --dark-2:#332922;
  --serif:"Songti SC","Noto Serif SC","Source Han Serif SC",Georgia,"Times New Roman",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:clip}
body{
  font-family:var(--sans);background:var(--bg);color:var(--ink);
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 32px}
.serif{font-family:var(--serif)}
.eyebrow{font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--accent);font-weight:600}

/* ---------- 顶栏 ---------- */
header{
  position:sticky;top:0;z-index:100;
  background:rgba(250,247,242,.92);
  backdrop-filter:blur(14px) saturate(1.2);
  -webkit-backdrop-filter:blur(14px) saturate(1.2);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px;gap:20px}
.logo{display:flex;align-items:center;gap:12px;flex:none}
.logo-mark{
  width:36px;height:36px;border-radius:9px;background:var(--ink);
  display:grid;place-items:center;flex:none;
}
.logo-txt{display:flex;flex-direction:column;line-height:1}
.logo-txt b{font-family:var(--serif);font-size:18px;letter-spacing:.14em}
.logo-txt span{font-size:9px;letter-spacing:.3em;color:var(--ink-3);margin-top:5px}
.nav-right{display:flex;align-items:center;gap:26px}
.nav-right a{font-size:14px;color:var(--ink-2);transition:color .25s}
.nav-right a:hover{color:var(--ink)}
.back{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--line);border-radius:100px;
  padding:9px 20px;font-size:13.5px;background:var(--white);
  transition:all .25s;
}
.back:hover{background:var(--ink);color:var(--bg);border-color:var(--ink)}

/* ---------- 类目页头 ---------- */
.cat-head{padding:clamp(48px,6vw,84px) 0 clamp(32px,4vw,52px)}
.crumb{font-size:12.5px;color:var(--ink-3);letter-spacing:.08em;display:flex;align-items:center;gap:9px}
.crumb a:hover{color:var(--accent)}
.crumb i{font-style:normal;color:var(--line)}
.cat-title{
  font-family:var(--serif);font-weight:700;letter-spacing:.02em;
  font-size:clamp(32px,5vw,58px);line-height:1.2;margin:20px 0 0;
}
.cat-en{font-size:12px;letter-spacing:.26em;text-transform:uppercase;color:var(--ink-3);margin-top:12px}
.cat-lead{color:var(--ink-2);max-width:680px;margin-top:22px}
.spec-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.spec{
  font-size:12.5px;color:var(--accent);background:rgba(176,116,60,.08);
  border-radius:7px;padding:7px 14px;letter-spacing:.04em;
}
.cat-meta{
  margin-top:30px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:13.5px;color:var(--ink-3);
}
.cat-meta b{color:var(--ink);font-weight:600}
.cat-meta .cta{
  color:var(--accent);border-bottom:1px solid rgba(176,116,60,.4);padding-bottom:2px;
}
.cat-meta .cta:hover{border-bottom-color:var(--accent)}

/* ---------- 图库 ---------- */
.gallery-wrap{padding-bottom:clamp(64px,8vw,110px)}
.grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.tile{
  position:relative;background:var(--white);border:1px solid var(--line);
  border-radius:16px;overflow:hidden;display:block;width:100%;text-align:left;
  padding:0;transition:transform .4s cubic-bezier(.2,.7,.3,1),box-shadow .4s,border-color .4s;
  animation:tileIn .55s cubic-bezier(.2,.7,.3,1) both;
}
@keyframes tileIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.tile:hover{transform:translateY(-6px);box-shadow:0 28px 54px -32px rgba(42,33,27,.45);border-color:#DCCEB9}
.tile-media{display:block;position:relative;aspect-ratio:1/1;overflow:hidden;background:var(--bg-2)}
.tile-media img{width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.7,.3,1)}
.tile:hover .tile-media img{transform:scale(1.06)}
.tile-no{
  position:absolute;top:12px;left:12px;font-family:var(--serif);font-size:11.5px;
  letter-spacing:.14em;color:var(--accent);
  background:rgba(250,247,242,.92);border-radius:100px;padding:4px 11px;
}
.tile-zoom{
  position:absolute;right:12px;bottom:12px;width:36px;height:36px;border-radius:50%;
  display:grid;place-items:center;background:rgba(36,29,24,.78);color:#fff;
  opacity:0;transform:scale(.85);transition:all .35s ease;
}
.tile:hover .tile-zoom{opacity:1;transform:none}
.tile-body{display:block;padding:16px 18px 18px}
.tile-body b{font-size:15px;font-weight:600;display:block;letter-spacing:.02em}
.tile-body span{font-size:12.5px;color:var(--ink-3);display:block;margin-top:5px}

/* ---------- 加载更多 ---------- */
.load-zone{display:flex;flex-direction:column;align-items:center;gap:16px;margin-top:48px}
.progress{font-size:13px;color:var(--ink-3);letter-spacing:.06em}
.progress b{color:var(--accent);font-weight:600}
.bar{width:min(280px,60vw);height:2px;background:var(--line);border-radius:2px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent);width:0;transition:width .5s ease}
.more-btn{
  border:1px solid var(--line);background:var(--white);color:var(--ink);
  border-radius:100px;padding:13px 34px;font-size:14px;letter-spacing:.06em;
  transition:all .28s ease;
}
.more-btn:hover:not(:disabled){background:var(--ink);color:var(--bg);border-color:var(--ink);transform:translateY(-2px)}
.more-btn:disabled{opacity:.5;cursor:default}
.sentinel{height:1px}

/* ---------- 空状态 ---------- */
.empty{
  text-align:center;padding:80px 20px;color:var(--ink-3);
  border:1px dashed var(--line);border-radius:16px;background:var(--white);
}
.empty b{display:block;color:var(--ink);font-size:17px;margin-bottom:10px;font-weight:600}

/* ---------- 灯箱 ---------- */
.lb{
  position:fixed;inset:0;z-index:200;display:none;
  background:rgba(24,19,15,.94);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.lb.on{display:flex;flex-direction:column}
.lb-bar{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:16px 24px;color:#EFE6DA;flex:none;
}
.lb-bar small{font-size:12.5px;letter-spacing:.14em;color:rgba(239,230,218,.55)}
.lb-bar b{font-size:15px;font-weight:500;letter-spacing:.04em}
.lb-close{
  width:42px;height:42px;border-radius:50%;border:1px solid rgba(239,230,218,.25);
  background:transparent;color:#EFE6DA;display:grid;place-items:center;transition:all .25s;
}
.lb-close:hover{background:rgba(255,255,255,.1);border-color:var(--accent-2)}
.lb-body{flex:1;display:flex;align-items:center;justify-content:center;position:relative;padding:0 20px 20px;min-height:0}
.lb-body img{max-width:100%;max-height:100%;object-fit:contain;border-radius:10px}
.lb-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:52px;height:52px;border-radius:50%;
  border:1px solid rgba(239,230,218,.25);background:rgba(24,19,15,.5);
  color:#EFE6DA;display:grid;place-items:center;transition:all .25s;
}
.lb-nav:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.lb-prev{left:18px}
.lb-next{right:18px}
.lb-nav[disabled]{opacity:.25;cursor:default}
.lb-foot{
  flex:none;text-align:center;padding:0 24px 22px;color:rgba(239,230,218,.6);font-size:13px;
}

/* ---------- 页脚 ---------- */
footer{background:var(--dark);padding:48px 0 30px;color:rgba(239,230,218,.5);font-size:13px}
.foot-top{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  padding-bottom:24px;border-bottom:1px solid rgba(239,230,218,.1);
}
.foot-logo{display:flex;align-items:center;gap:12px}
.foot-logo .logo-mark{background:rgba(201,155,101,.16);border:1px solid rgba(201,155,101,.32)}
.foot-logo b{font-family:var(--serif);font-size:16px;letter-spacing:.14em;color:#F6EFE6;display:block}
.foot-logo span{font-size:9px;letter-spacing:.3em;color:rgba(239,230,218,.42);display:block;margin-top:5px}
.foot-links{display:flex;gap:24px;flex-wrap:wrap}
.foot-links a:hover{color:var(--accent-2)}
.foot-bot{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-top:20px;font-size:12.5px}

/* ---------- 语言切换器 ---------- */
.nav-tools{display:flex;align-items:center;gap:14px}
.lang{position:relative}
.lang-btn{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--line);border-radius:100px;
  background:var(--white);color:var(--ink-2);
  padding:8px 14px;font-size:13px;letter-spacing:.06em;
  transition:border-color .25s ease,color .25s ease;line-height:1;
}
.lang-btn:hover{border-color:var(--ink-3);color:var(--ink)}
.lang-cur{font-size:12.5px;font-weight:600;min-width:20px;text-align:center}
.lang-arrow{transition:transform .3s ease;opacity:.55}
.lang.open .lang-arrow{transform:rotate(180deg)}
.lang-menu{
  position:absolute;top:calc(100% + 10px);right:0;
  min-width:170px;padding:7px;
  background:var(--white);border:1px solid var(--line);border-radius:14px;
  box-shadow:0 24px 50px -26px rgba(42,33,27,.5);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s;
  z-index:120;
}
.lang.open .lang-menu{opacity:1;visibility:visible;transform:none}
.lang-item{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;border:none;background:transparent;color:var(--ink-2);
  padding:10px 13px;border-radius:9px;font-size:14px;text-align:left;
  transition:background .2s ease,color .2s ease;cursor:pointer;
}
.lang-item i{font-style:normal;font-size:11px;letter-spacing:.1em;color:var(--ink-3)}
.lang-item:hover{background:var(--bg-2);color:var(--ink)}
.lang-item.on{background:rgba(176,116,60,.1);color:var(--accent);font-weight:600}
.lang-item.on i{color:var(--accent)}
/* 英文界面下，中文版里那行英文副标不必重复出现 */
html[lang="en"] .en,
html[lang="en"] .cat-en{display:none}

/* ---------- 返回顶部 ---------- */
.totop{
  position:fixed;right:26px;bottom:26px;z-index:90;
  width:46px;height:46px;border-radius:50%;
  background:var(--ink);color:var(--bg);border:none;
  display:grid;place-items:center;
  opacity:0;pointer-events:none;transform:translateY(14px);
  transition:all .35s ease;box-shadow:0 12px 28px -12px rgba(42,33,27,.7);
}
.totop.on{opacity:1;pointer-events:auto;transform:none}
.totop:hover{background:var(--accent)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .grid{grid-template-columns:repeat(2,1fr);gap:20px}
}
@media (max-width:720px){
  .wrap{padding:0 20px}
  .nav{height:64px}
  .nav-right a{display:none}
  .grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .tile-body{padding:12px 13px 14px}
  .tile-body b{font-size:13.5px}
  .tile-body span{font-size:11.5px;margin-top:4px}
  .tile-no{top:9px;left:9px;font-size:10px;padding:3px 9px}
  .tile-zoom{display:none}
  .lb-nav{width:44px;height:44px}
  .lb-prev{left:8px}
  .lb-next{right:8px}
  .lb-bar{padding:12px 16px}
  .foot-top,.foot-bot{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

/* ---------- 子类目切换 tab（2026-10-19 新增） ---------- */
.sub-tabs{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:26px 0 6px;
}
.sub-tab{
  border:1px solid var(--line);background:var(--white);color:var(--ink-2);
  border-radius:100px;padding:9px 22px;font-size:14px;letter-spacing:.02em;
  transition:all .22s ease;
}
.sub-tab:hover{border-color:var(--accent-2);color:var(--ink)}
.sub-tab.on{
  background:var(--ink);border-color:var(--ink);color:var(--bg);
  font-weight:600;
}
@media (max-width:720px){
  .sub-tabs{gap:8px;padding-top:20px}
  .sub-tab{padding:7px 16px;font-size:13px}
}

/* ---------- 金麦穗 LOGO 图位（2026-10-20） ---------- */
.logo-img{height:38px;width:auto;display:block;filter:drop-shadow(0 1px 3px rgba(36,29,24,.22))}
.foot-logo-img{height:42px;width:auto;display:block;filter:drop-shadow(0 3px 12px rgba(0,0,0,.45))}
@media (max-width:720px){
  .logo-img{height:30px}
  .foot-logo-img{height:36px}
}