/* ===== 珠六福 · 奢华展示页 ===== */
:root{
  --bg:#08080a; --bg2:#0d0b0e; --bg3:#131015;
  --gold:#d4af7a; --gold-bright:#e8c896; --gold-dim:#7a6850;
  --ivory:#f5f0e8; --warm:#d4cec5; --muted:#7a746c;
  --line:rgba(212,175,122,.12); --line2:rgba(212,175,122,.25);
  --serif:'Noto Serif SC',serif;
  --cor:'Cormorant Garamond',serif;
  --sans:'Inter',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--ivory);
  font-family:var(--serif);font-weight:300;line-height:1.9;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
*,*::before,*::after{box-sizing:border-box}
html,body{overflow-x:hidden;max-width:100vw}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
::selection{background:var(--gold);color:var(--bg)}

/* 滚动进度条 */
#progressBar{position:fixed;top:0;left:0;height:2px;width:0;
  background:linear-gradient(90deg,var(--gold-dim),var(--gold-bright));
  z-index:200;transition:width .1s}

.container{max-width:1280px;margin:0 auto;padding:0 40px}
.container.narrow{max-width:680px;text-align:center}
@media(max-width:640px){.container{padding:0 24px}}

/* 装饰线 ◆ */
.ornament{display:flex;align-items:center;justify-content:center;
  gap:12px;margin:0 auto 40px;opacity:.5}
.ornament span{height:1px;width:50px;background:var(--gold)}
.ornament i{color:var(--gold);font-size:.7rem;font-style:normal}
.ornament.small{margin-bottom:28px}
.ornament.small span{width:30px}

/* reveal动画 */
.reveal{opacity:0;transform:translateY(40px);
  transition:opacity 1s cubic-bezier(.22,1,.36,1),transform 1s cubic-bezier(.22,1,.36,1)}
.reveal.visible{opacity:1;transform:none}

/* ===== 导航 ===== */
#nav{position:fixed;top:0;left:0;right:0;z-index:100;
  transition:all .5s cubic-bezier(.22,1,.36,1);padding:28px 0}
#nav.scrolled{background:rgba(8,8,10,.88);backdrop-filter:blur(20px);
  padding:14px 0;border-bottom:1px solid var(--line)}
.nav-inner{max-width:1280px;margin:0 auto;padding:0 40px;
  display:flex;justify-content:space-between;align-items:center}
.nav-logo{display:flex;align-items:center;gap:14px;
  font-size:1.4rem;font-weight:500;letter-spacing:.4em;
  color:var(--ivory);text-indent:0;transition:color .3s}
.nav-logo:hover{color:var(--gold)}
.nav-logo-img{height:46px;width:46px;border-radius:50%;
  object-fit:cover;border:2px solid var(--gold);
  transition:transform .3s,box-shadow .3s;
  box-shadow:0 4px 14px rgba(0,0,0,.6)}
.nav-logo:hover .nav-logo-img{transform:rotate(-5deg);
  box-shadow:0 4px 18px rgba(212,175,122,.4)}
.nav-logo span{text-indent:.4em;font-weight:500}
.nav.scrolled .nav-logo-img{height:40px;width:40px}
.nav-links{display:flex;gap:40px}
.nav-links a{font-size:.82rem;color:var(--warm);letter-spacing:.2em;
  font-family:var(--sans);font-weight:300;text-transform:uppercase;
  transition:color .3s;position:relative;padding:4px 0}
.nav-links a::after{content:'';position:absolute;bottom:0;left:50%;
  width:0;height:1px;background:var(--gold);transition:all .4s}
.nav-links a:hover{color:var(--gold)}
.nav-links a:hover::after{width:100%;left:0}
.nav-toggle{display:none;background:none;border:1px solid var(--line2);
  width:42px;height:42px;border-radius:2px;cursor:pointer;
  padding:0;align-items:center;justify-content:center;
  position:relative;z-index:103}
.nav-toggle span{display:block;width:18px;height:1.5px;
  background:var(--ivory);position:relative;transition:all .3s}
.nav-toggle span::before,.nav-toggle span::after{
  content:'';position:absolute;left:0;width:100%;height:100%;
  background:var(--ivory);transition:all .3s}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.active span{background:transparent}
.nav-toggle.active span::before{top:0;transform:rotate(45deg)}
.nav-toggle.active span::after{top:0;transform:rotate(-45deg)}
@media(max-width:860px){
  .nav-inner{padding:0 24px}
  .nav-logo-img{height:36px;width:36px}
  .nav-logo span{font-size:1.1rem;letter-spacing:.3em}
  .nav-toggle{display:flex}
  .nav-links{position:fixed;top:0;right:0;bottom:0;left:0;
    width:100%;background:rgba(8,8,10,.98);
    backdrop-filter:blur(24px);
    flex-direction:column;justify-content:center;align-items:center;
    gap:36px;padding:80px 40px;
    transform:translateX(100%);transition:transform .4s cubic-bezier(.22,1,.36,1);
    z-index:102}
  .nav-links.open{transform:translateX(0)}
  .nav-links a{font-size:1.15rem;letter-spacing:.25em;
    color:var(--ivory);padding:8px 0;position:relative}
  .nav-links a::after{display:none}
  .nav-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);
    z-index:101;display:none}
  .nav-backdrop.show{display:block}
}
@media(max-width:480px){
  .nav-logo-img{height:32px;width:32px}
  .nav-logo span{font-size:1rem}
}

/* ===== Hero ===== */
#hero{position:relative;height:100vh;min-height:640px;
  display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;
  background-position:center;transform:scale(1.08);
  animation:heroZoom 25s ease-in-out infinite alternate;
  will-change:transform}
@keyframes heroZoom{to{transform:scale(1.18)}}
.hero-overlay{position:absolute;inset:0;
  background:
    radial-gradient(ellipse 55% 45% at center 48%,rgba(8,8,10,.75) 0%,rgba(8,8,10,.3) 55%,rgba(8,8,10,.8) 100%),
    linear-gradient(180deg,rgba(8,8,10,.55) 0%,rgba(8,8,10,.15) 25%,rgba(8,8,10,.15) 60%,rgba(8,8,10,.95) 100%)}
.hero-content{position:relative;z-index:2;text-align:center;
  padding:0 24px;animation:heroIn 2s cubic-bezier(.22,1,.36,1)}
.hero-content::before{content:'';position:absolute;
  top:50%;left:50%;transform:translate(-50%,-50%);
  width:min(700px,92vw);height:65%;
  background:radial-gradient(ellipse,rgba(8,8,10,.45) 0%,transparent 70%);
  z-index:-1;pointer-events:none}
@keyframes heroIn{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:none}}
.hero-line{width:1px;height:50px;background:var(--gold);
  margin:0 auto 30px;animation:lineGrow 1.5s .5s cubic-bezier(.22,1,.36,1) backwards}
@keyframes lineGrow{from{height:0}}
.hero-en{font-family:var(--cor);font-size:.95rem;letter-spacing:.7em;
  color:var(--gold);text-transform:uppercase;margin-bottom:24px;
  opacity:.9;text-indent:.7em;text-shadow:0 2px 12px rgba(0,0,0,.8)}
.hero-title{font-size:clamp(3.5rem,12vw,8rem);font-weight:400;
  letter-spacing:.3em;margin-bottom:28px;text-indent:.3em;
  text-shadow:0 4px 40px rgba(0,0,0,.9),0 2px 10px rgba(0,0,0,.8);
  line-height:1;color:var(--ivory)}
.hero-sub{font-size:1.05rem;color:var(--warm);letter-spacing:.25em;
  margin-bottom:50px;font-weight:300;
  text-shadow:0 2px 12px rgba(0,0,0,.8)}
.hero-scroll{display:flex;flex-direction:column;align-items:center;
  gap:14px;opacity:.5}
.hero-scroll span{font-family:var(--sans);font-size:.65rem;
  letter-spacing:.4em;color:var(--gold)}
.hero-scroll-line{width:1px;height:40px;
  background:linear-gradient(180deg,var(--gold),transparent);
  animation:scrollPulse 2s ease-in-out infinite}
@keyframes scrollPulse{0%,100%{opacity:.3}50%{opacity:1}}

/* ===== 引言 ===== */
#statement{padding:140px 0;background:var(--bg2)}
.statement-text{font-size:clamp(2rem,5vw,3.5rem);font-weight:300;
  letter-spacing:.12em;margin:0 0 36px;line-height:1.6}
.statement-sub{font-size:1rem;color:var(--muted);line-height:2.4;
  font-weight:300;letter-spacing:.05em}

/* ===== 通用section标题 ===== */
.section-head{text-align:center;margin-bottom:70px}
.section-en{font-family:var(--cor);font-size:.82rem;letter-spacing:.55em;
  color:var(--gold);text-transform:uppercase;margin-bottom:12px;opacity:.6}
.section-title{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:300;
  letter-spacing:.25em}
.section-desc{font-size:.92rem;color:var(--muted);margin-top:18px;
  font-weight:300;letter-spacing:.08em}

/* ===== 三大系列(交替全宽) ===== */
#series{background:var(--bg)}
.series-block{padding:80px 40px;max-width:1280px;margin:0 auto;
  display:grid;grid-template-columns:1fr 1fr;
  gap:60px;align-items:center}
.series-block.reverse{direction:rtl}
.series-block.reverse > *{direction:ltr}
.series-img{background-size:cover;background-position:center;
  position:relative;overflow:hidden;
  aspect-ratio:4/3;max-height:380px;border-radius:2px}
.series-img::after{content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 60%,rgba(8,8,10,.3) 100%)}
.series-block.reverse .series-img{order:2}
.series-text{display:flex;flex-direction:column;justify-content:center;
  padding:60px 50px;background:var(--bg2)}
.series-num{font-family:var(--cor);font-size:3.5rem;font-weight:300;
  color:var(--gold-dim);opacity:.4;margin-bottom:10px;line-height:1}
.series-name{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:400;
  letter-spacing:.2em;margin-bottom:20px}
.series-line{width:50px;height:2px;background:var(--gold);
  margin-bottom:28px}
.series-desc{font-size:1rem;color:var(--warm);line-height:2.2;
  font-weight:300;margin-bottom:24px;max-width:400px}
.series-subcats{display:flex;flex-wrap:wrap;gap:8px;
  margin-bottom:32px}
.series-subcat{font-size:.78rem;color:var(--gold);
  letter-spacing:.15em;padding:5px 14px;
  border:1px solid var(--line2);border-radius:2px;
  font-weight:400;transition:all .3s}
.series-subcat:hover{border-color:var(--gold);
  background:rgba(212,175,122,.08)}
.series-link{font-size:.85rem;color:var(--gold);letter-spacing:.25em;
  font-family:var(--sans);font-weight:400;transition:all .3s;
  display:inline-flex;align-items:center;gap:8px;width:fit-content}
.series-link:hover{color:var(--gold-bright);gap:14px}

/* ===== 写实典藏 ===== */
#realistic{padding:120px 0;background:var(--bg3)}
.realistic-scroll{display:flex;gap:24px;overflow-x:auto;
  padding:10px 40px 30px;scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;max-width:100vw}
.realistic-scroll::-webkit-scrollbar{height:3px}
.realistic-scroll::-webkit-scrollbar-track{background:rgba(255,255,255,.04)}
.realistic-scroll::-webkit-scrollbar-thumb{background:var(--gold-dim)}
.realistic-item{flex:0 0 auto;width:420px;height:420px;
  border-radius:2px;overflow:hidden;scroll-snap-align:center;
  cursor:pointer;position:relative}
.realistic-item img{width:100%;height:100%;object-fit:cover;
  transition:transform .8s cubic-bezier(.22,1,.36,1)}
.realistic-item:hover img{transform:scale(1.08)}
.realistic-overlay{position:absolute;inset:0;
  background:rgba(8,8,10,0);display:flex;align-items:center;
  justify-content:center;transition:background .4s}
.realistic-overlay span{font-family:var(--sans);font-size:.8rem;
  color:var(--gold);letter-spacing:.3em;border:1px solid var(--gold);
  padding:10px 28px;opacity:0;transform:translateY(10px);
  transition:all .4s}
.realistic-item:hover .realistic-overlay{background:rgba(8,8,10,.5)}
.realistic-item:hover .realistic-overlay span{opacity:1;transform:none}
@media(max-width:640px){.realistic-item{width:300px;height:300px}}

/* ===== 画廊 ===== */
#gallery{padding:120px 0;background:var(--bg)}
.gallery-filters{display:flex;justify-content:center;
  gap:4px;margin-bottom:50px;flex-wrap:wrap}
.gf-btn{background:none;border:none;color:var(--muted);
  padding:10px 28px;font-size:.82rem;font-family:var(--sans);
  font-weight:400;letter-spacing:.2em;cursor:pointer;
  transition:all .3s;position:relative}
.gf-btn::after{content:'';position:absolute;bottom:4px;left:50%;
  width:0;height:1px;background:var(--gold);transition:all .4s}
.gf-btn:hover{color:var(--warm)}
.gf-btn:hover::after{width:20px;left:calc(50% - 10px)}
.gf-btn.active{color:var(--gold)}
.gf-btn.active::after{width:20px;left:calc(50% - 10px)}
.gallery-filters-sub{margin-top:-30px;margin-bottom:50px;
  padding-top:14px;border-top:1px dashed var(--line)}
.gallery-filters-sub .gf-btn{padding:6px 18px;font-size:.78rem;
  border:1px solid var(--line);border-radius:20px}
.gallery-filters-sub .gf-btn:hover{border-color:var(--gold)}
.gallery-filters-sub .gf-btn.active{
  background:var(--gold);color:var(--bg);border-color:var(--gold)}
.gallery-filters-sub .gf-btn.active::after{display:none}
.gf-sub-label{font-size:.7rem;color:var(--gold-dim);
  letter-spacing:.2em;margin-right:8px;opacity:.6}
/* ===== 联系我们 ===== */
#contact{padding:120px 0;background:var(--bg)}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);
  gap:24px;max-width:980px;margin:0 auto}
.contact-card{display:block;background:var(--bg2);
  border:1px solid var(--line);border-radius:4px;
  padding:48px 30px;text-align:center;
  transition:all .4s cubic-bezier(.22,1,.36,1);color:var(--ivory);
  text-decoration:none;cursor:pointer}
.contact-card:hover{border-color:var(--gold);
  transform:translateY(-6px);
  box-shadow:0 20px 50px rgba(0,0,0,.5)}
.contact-icon{display:inline-block;font-size:.78rem;
  letter-spacing:.3em;color:var(--gold);
  border:1px solid var(--gold);padding:6px 18px;
  border-radius:2px;margin-bottom:24px;font-weight:400}
.contact-label{font-size:.8rem;color:var(--muted);
  letter-spacing:.2em;margin-bottom:10px;font-weight:300}
.contact-value{font-size:1.4rem;font-weight:500;
  letter-spacing:.1em;color:var(--ivory);
  margin-bottom:14px;font-family:var(--cor)}
.contact-hint{font-size:.7rem;color:var(--gold-dim);
  letter-spacing:.15em;opacity:.6}
@media(max-width:860px){
  #contact{padding:80px 0}
  .contact-grid{grid-template-columns:1fr;gap:18px;max-width:420px}
  .contact-card{padding:36px 24px}
  .contact-value{font-size:1.2rem}
}

.gallery-grid{columns:4;column-gap:18px}
@media(max-width:1000px){.gallery-grid{columns:3}}
@media(max-width:680px){.gallery-grid{columns:2;column-gap:12px}}
.gallery-item{break-inside:avoid;margin-bottom:18px;
  position:relative;border-radius:2px;overflow:hidden;
  cursor:pointer;background:var(--bg2);
  transition:transform .4s cubic-bezier(.22,1,.36,1),
    box-shadow .4s,border-color .4s;
  border:1px solid transparent}
.gallery-item:hover{transform:translateY(-4px);
  box-shadow:0 18px 40px rgba(0,0,0,.5);
  border-color:var(--line2)}
.gallery-item img{width:100%;
  transition:transform .8s cubic-bezier(.22,1,.36,1)}
.gallery-item:hover img{transform:scale(1.06)}
.gallery-item-overlay{position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 50%,rgba(8,8,10,.6) 100%);
  opacity:0;transition:opacity .4s;pointer-events:none}

/* 错峰淡入动画(瀑布效果) */
.stagger-in{animation:staggerIn .7s cubic-bezier(.22,1,.36,1) backwards}
@keyframes staggerIn{
  from{opacity:0;transform:translateY(24px) scale(.94);
    filter:blur(4px)}
  60%{filter:blur(0)}
  to{opacity:1;transform:none}
}
@media(prefers-reduced-motion:reduce){
  .stagger-in{animation:none}
}
.gallery-item:hover .gallery-item-overlay{opacity:1}
.gallery-item .gi-subcat{position:absolute;bottom:10px;left:10px;
  font-size:.72rem;letter-spacing:.15em;color:var(--ivory);
  background:rgba(8,8,10,.6);padding:3px 10px;border-radius:1px;
  font-family:var(--sans)}
.gallery-item .star{position:absolute;top:10px;right:12px;
  color:var(--gold);font-size:.9rem;
  text-shadow:0 2px 8px rgba(0,0,0,.7)}
.gallery-more{text-align:center;margin-top:50px}
#loadMoreBtn{background:none;border:1px solid var(--line2);
  color:var(--warm);padding:14px 60px;font-size:.82rem;
  font-family:var(--sans);letter-spacing:.25em;cursor:pointer;
  border-radius:1px;transition:all .4s;text-transform:uppercase}
#loadMoreBtn:hover{border-color:var(--gold);color:var(--gold);
  background:rgba(212,175,122,.05)}
#loadMoreBtn:disabled{opacity:.3;cursor:default}

/* ===== 工艺 ===== */
#craft{padding:130px 0;background:var(--bg2)}
.craft-grid{display:grid;grid-template-columns:1fr 1fr;
  gap:80px;align-items:center}
@media(max-width:860px){.craft-grid{grid-template-columns:1fr;gap:40px}}
.craft-text .section-en,.craft-text .section-title{text-align:left}
.craft-text .ornament{justify-content:flex-start;margin-left:0}
.craft-text .section-title{margin-bottom:28px}
.craft-desc{font-size:1.02rem;color:var(--warm);line-height:2.3;
  font-weight:300;margin-bottom:36px}
.craft-steps{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.craft-steps span{font-size:.9rem;color:var(--gold);
  letter-spacing:.15em;font-weight:400}
.craft-steps i{color:var(--gold-dim);font-style:normal;
  font-size:.7rem;opacity:.5}
.craft-img{height:480px;border-radius:2px;overflow:hidden;
  position:relative}
.craft-img img{width:100%;height:100%;object-fit:cover;
  transition:transform 1s}
.craft-img:hover img{transform:scale(1.05)}

/* ===== Footer ===== */
#footer{padding:80px 0 50px;text-align:center;background:var(--bg);
  border-top:1px solid var(--line)}
.footer-logo{font-size:1.6rem;font-weight:400;letter-spacing:.5em;
  text-indent:.5em;margin-bottom:12px}
.footer-tag{font-size:.82rem;color:var(--muted);
  letter-spacing:.2em;margin-bottom:16px;font-weight:300}
.footer-contact{font-size:.8rem;color:var(--muted);
  letter-spacing:.12em;margin-bottom:20px;font-weight:300}
.footer-wechat{color:var(--gold);cursor:pointer;
  transition:color .3s;font-weight:500}
.footer-wechat:hover{text-decoration:underline}
.footer-line{width:60px;height:1px;background:var(--gold-dim);
  margin:0 auto 24px;opacity:.4}
.footer-copy{font-size:.72rem;color:var(--gold-dim);
  letter-spacing:.1em;font-family:var(--sans)}
.footer-icp{font-size:.68rem;color:var(--gold-dim);margin-top:6px;
  letter-spacing:.05em;font-family:var(--sans);opacity:.6}

/* ===== 详情弹窗 ===== */
#detailModal{position:fixed;inset:0;z-index:300;display:none;
  align-items:center;justify-content:center;padding:20px}
#detailModal.show{display:flex}
.dm-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.96);
  animation:fadeIn .3s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.dm-container{position:relative;width:100%;max-width:1100px;
  max-height:90vh;background:var(--bg2);border-radius:2px;
  overflow:hidden;animation:dmIn .5s cubic-bezier(.22,1,.36,1);
  box-shadow:0 30px 100px rgba(0,0,0,.8);
  display:flex;flex-direction:column}
@keyframes dmIn{from{opacity:0;transform:scale(.94) translateY(20px)}to{opacity:1;transform:none}}
.dm-close{position:absolute;top:16px;right:20px;z-index:10;
  background:none;border:none;color:var(--warm);font-size:2rem;
  cursor:pointer;opacity:.5;transition:opacity .3s;line-height:1}
.dm-close:hover{opacity:1;color:var(--gold)}
.dm-layout{display:grid;grid-template-columns:1.4fr 1fr;
  flex:1;min-height:0}
.dm-image-wrap{position:relative;background:#050506;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;min-height:400px}
#dmImg{max-width:100%;max-height:90vh;object-fit:contain;
  transition:opacity .3s}
.dm-prev,.dm-next{position:absolute;top:50%;
  transform:translateY(-50%);background:rgba(8,8,10,.5);
  border:1px solid var(--line);color:var(--warm);
  width:44px;height:44px;border-radius:50%;font-size:1.5rem;
  cursor:pointer;opacity:.4;transition:all .3s;
  display:flex;align-items:center;justify-content:center}
.dm-prev{left:16px}
.dm-next{right:16px}
.dm-prev:hover,.dm-next:hover{opacity:1;background:rgba(212,175,122,.15);
  border-color:var(--gold);color:var(--gold)}
.dm-info{padding:50px 44px;display:flex;flex-direction:column;
  overflow-y:auto;background:var(--bg2)}
.dm-brand{font-size:.85rem;font-weight:500;letter-spacing:.4em;
  color:var(--gold);text-indent:.4em;margin-bottom:16px;opacity:.7}
.dm-cat{display:inline-block;font-family:var(--sans);
  font-size:.7rem;letter-spacing:.2em;color:var(--gold);
  border:1px solid var(--line2);padding:4px 14px;border-radius:1px;
  text-transform:uppercase;margin-right:6px;margin-bottom:24px}
.dm-subcat{display:inline-block;font-family:var(--sans);
  font-size:.7rem;letter-spacing:.2em;color:var(--ivory);
  border:1px solid var(--line);padding:4px 14px;border-radius:1px;
  margin-bottom:24px;opacity:.7}
.dm-title{font-size:1.6rem;font-weight:400;letter-spacing:.1em;
  line-height:1.5;margin-bottom:20px;color:var(--ivory)}
.dm-divider{width:40px;height:2px;background:var(--gold);
  margin-bottom:24px}
.dm-desc{font-size:.95rem;color:var(--warm);line-height:2.1;
  font-weight:300;flex-shrink:0;white-space:pre-line}
.dm-spacer{flex:1;min-height:30px}
.dm-cta{background:none;border:1px solid var(--gold);
  color:var(--gold);padding:14px 40px;font-size:.82rem;
  font-family:var(--sans);letter-spacing:.25em;cursor:pointer;
  border-radius:1px;transition:all .4s;margin-bottom:16px;
  text-transform:uppercase;width:fit-content}
.dm-cta:hover{background:var(--gold);color:var(--bg)}
.dm-counter{font-family:var(--sans);font-size:.72rem;
  color:var(--muted);letter-spacing:.15em}

/* ===== 微信弹窗 ===== */
#wechatToast{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(.9);
  z-index:400;background:var(--bg2);border:1px solid var(--line2);
  border-radius:4px;padding:40px 48px;text-align:center;
  opacity:0;visibility:hidden;transition:all .4s cubic-bezier(.22,1,.36,1);
  box-shadow:0 20px 60px rgba(0,0,0,.9);min-width:320px}
#wechatToast.show{opacity:1;visibility:visible;transform:translate(-50%,-50%) scale(1)}
.wt-brand{font-size:.85rem;letter-spacing:.4em;color:var(--gold);
  margin-bottom:10px;opacity:.7}
.wt-label{font-size:.85rem;color:var(--warm);letter-spacing:.15em;
  margin-bottom:20px;font-weight:300}
.wt-id{font-size:1.4rem;font-weight:500;letter-spacing:.12em;
  color:var(--ivory);margin-bottom:24px;font-family:var(--sans)}
.wt-copy{background:var(--gold);color:var(--bg);border:none;
  padding:12px 36px;font-size:.82rem;font-family:var(--sans);
  letter-spacing:.2em;cursor:pointer;border-radius:2px;
  transition:opacity .3s;text-transform:uppercase}
.wt-copy:hover{opacity:.85}
.wt-copied{font-size:.75rem;color:var(--gold);margin-top:12px;
  opacity:0;transition:opacity .4s;letter-spacing:.1em}
.wt-copied.show{opacity:1}
#wechatOverlay{position:fixed;inset:0;z-index:399;
  background:rgba(0,0,0,.7);display:none}
#wechatOverlay.show{display:block}

/* ===== 移动端统一样式(860px以下) ===== */
@media(max-width:860px){
  /* 基础 */
  .container{padding:0 20px}
  #progressBar{z-index:200}

  /* 导航 */
  #nav{padding:14px 0}
  .nav-inner{padding:0 16px}
  .nav-logo{gap:10px;font-size:1.05rem;letter-spacing:.25em}
  .nav-logo-img{height:36px;width:36px}
  .nav-logo span{font-size:1.05rem;text-indent:.25em}
  .nav-toggle{display:flex;width:40px;height:40px}
  .nav-links{position:fixed;inset:0;width:100%;height:100vh;
    background:rgba(8,8,10,.98);backdrop-filter:blur(20px);
    flex-direction:column;justify-content:center;align-items:center;
    gap:40px;padding:60px 20px;
    transform:translateX(100%);transition:transform .35s ease;
    z-index:102;overflow-y:auto}
  .nav-links.open{transform:translateX(0)}
  .nav-links a{font-size:1.2rem;letter-spacing:.2em;color:var(--ivory)}
  .nav-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.6);
    z-index:101;display:none}
  .nav-backdrop.show{display:block}

  /* Hero */
  #hero{min-height:100svh;min-height:100vh}
  #hero .hero-bg{animation:none;transform:scale(1.05)}
  .hero-content{padding:0 20px}
  .hero-content::before{width:100%;height:80%}
  .hero-line{height:32px;margin-bottom:18px}
  .hero-en{font-size:.7rem;letter-spacing:.45em;margin-bottom:16px}
  .hero-title{font-size:clamp(2.2rem,11vw,3.5rem);
    letter-spacing:.15em;margin-bottom:16px}
  .hero-sub{font-size:.8rem;letter-spacing:.12em;margin-bottom:30px}
  .hero-scroll{display:none}

  /* 引言 */
  #statement{padding:70px 0}
  .statement-text{font-size:clamp(1.5rem,5vw,2.2rem);margin-bottom:20px}
  .statement-sub{font-size:.85rem;line-height:2}

  /* Section标题 */
  .section-head{margin-bottom:40px}
  .section-en{font-size:.72rem;letter-spacing:.4em}
  .section-title{font-size:clamp(1.3rem,4.5vw,2rem);letter-spacing:.15em}
  .section-desc{font-size:.85rem}

  /* 系列区块 */
  .series-block{grid-template-columns:1fr;gap:0;padding:0;
    max-width:100%}
  .series-block.reverse{direction:ltr}
  .series-block.reverse .series-img{order:0}
  .series-img{width:100%;height:260px;max-height:260px;
    aspect-ratio:auto;border-radius:0}
  .series-text{padding:40px 20px}
  .series-num{font-size:2.5rem}
  .series-name{font-size:1.5rem;margin-bottom:16px}
  .series-desc{font-size:.88rem;line-height:2;margin-bottom:20px}
  .series-subcats{gap:6px;margin-bottom:24px}
  .series-subcat{font-size:.7rem;padding:4px 10px}
  .series-link{font-size:.78rem}

  /* 写实典藏 */
  #realistic{padding:70px 0}
  .realistic-scroll{padding:10px 16px 30px;gap:14px}
  .realistic-item{width:260px;height:260px}

  /* 画廊/产品相册 */
  #gallery{padding:70px 0}
  .gallery-filters{gap:2px;margin-bottom:24px}
  .gf-btn{font-size:.7rem;letter-spacing:.12em;padding:7px 14px}
  .gallery-filters-sub{margin-top:-16px;margin-bottom:24px;
    padding-top:10px}
  .gallery-filters-sub .gf-btn{padding:5px 10px;font-size:.68rem}
  .gallery-grid{columns:2;column-gap:10px}
  .gallery-item{margin-bottom:10px}
  .gi-subcat{font-size:.6rem;padding:2px 6px;bottom:6px;left:6px}
  .gallery-more{margin-top:30px}
  #loadMoreBtn{padding:12px 36px;font-size:.72rem;letter-spacing:.15em}

  /* 工艺 */
  #craft{padding:70px 0}
  .craft-grid{grid-template-columns:1fr;gap:30px}
  .craft-text{padding:0}
  .craft-text .section-en,.craft-text .section-title{text-align:center}
  .craft-text .ornament{justify-content:center}
  .craft-desc{font-size:.88rem;line-height:2;margin-bottom:28px}
  .craft-steps{gap:8px;justify-content:center}
  .craft-steps span{font-size:.78rem}
  .craft-img{height:240px}

  /* 详情弹窗 */
  #detailModal{padding:0}
  .dm-container{max-width:100%;max-height:100vh;height:100vh;
    border-radius:0}
  .dm-layout{grid-template-columns:1fr;overflow-y:auto}
  .dm-image-wrap{min-height:45vh;max-height:45vh}
  #dmImg{max-height:45vh;max-width:100%}
  .dm-info{padding:24px 20px}
  .dm-brand{font-size:.78rem;margin-bottom:12px}
  .dm-cat,.dm-subcat{font-size:.62rem;padding:3px 10px;margin-bottom:16px}
  .dm-title{font-size:1.1rem;margin-bottom:16px}
  .dm-desc{font-size:.82rem;line-height:1.9}
  .dm-cta{padding:11px 28px;font-size:.72rem;margin-bottom:12px}
  .dm-prev,.dm-next{width:36px;height:36px;font-size:1.2rem}
  .dm-close{font-size:1.6rem;top:8px;right:12px;z-index:5}

  /* 微信弹窗 */
  #wechatToast{min-width:auto;width:88vw;padding:32px 28px}
  .wt-id{font-size:1.15rem}
  .wt-copy{padding:10px 24px;font-size:.72rem}

  /* Footer */
  #footer{padding:50px 0 30px}
  .footer-logo{font-size:1.2rem;letter-spacing:.4em}
  .footer-tag{font-size:.74rem;margin-bottom:12px}
  .footer-contact{font-size:.72rem;line-height:1.7;margin-bottom:14px}
  .footer-copy{font-size:.68rem}
  .footer-icp{font-size:.64rem}
}
@media(max-width:480px){
  .hero-title{font-size:2rem;letter-spacing:.1em}
  .hero-en{font-size:.65rem;letter-spacing:.35em}
  .hero-sub{font-size:.75rem}
  .series-img{height:220px}
  .realistic-item{width:220px;height:220px}
}