/* ============================================================
   禅木文玩 · 视觉增强层（在 style.css 之后加载，只叠加不替换）
   原则：所有动效只动 transform / opacity，GPU 合成，不触发重排
   ============================================================ */

:root{
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --gold-line:linear-gradient(90deg,transparent,rgba(185,138,62,.55),transparent);
  --ink-deep:#1b1310;
}

/* ---------- 全局氛围 ---------- */
body{
  background:
    radial-gradient(1200px 600px at 50% -260px, #fdf2df 0%, rgba(253,242,223,0) 62%),
    var(--cream);
  position:relative;
}
/* 极淡的纸纹，避免大面积纯色显得廉价 */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.5;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.055'/%3E%3C/svg%3E");
}
body>header,body>main,body>.foot{position:relative;z-index:1}

/* 汉字排版更讲究一点 */
.serif{font-family:"Songti SC","STSong","Source Han Serif SC","Noto Serif SC",Georgia,serif;font-weight:600}

/* ---------- 滚动进度条 ---------- */
.scroll-bar{
  position:fixed;left:0;top:0;height:2px;width:0;z-index:300;
  background:linear-gradient(90deg,#8a5a2b,var(--gold2),#f0d9a8);
  box-shadow:0 0 12px rgba(217,180,115,.75);
  transition:width .1s linear;
}

/* ---------- 鼠标光晕（桌面端） ---------- */
.cursor-glow{
  position:fixed;left:0;top:0;width:420px;height:420px;border-radius:50%;
  pointer-events:none;z-index:2;opacity:0;transition:opacity .5s;
  background:radial-gradient(circle,rgba(217,180,115,.13) 0%,rgba(217,180,115,.05) 42%,transparent 70%);
  transform:translate3d(-50%,-50%,0);will-change:transform;
}
@media(hover:hover) and (pointer:fine){.cursor-glow{opacity:1}}

/* ---------- 顶栏：滚动后收窄 + 毛玻璃 ---------- */
.topbar{
  position:sticky;top:0;background:rgba(250,246,240,.82);
  backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid rgba(236,227,215,.9);
  transition:background .3s,border-color .3s,box-shadow .3s;
}
.topbar::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:var(--gold-line);opacity:0;transition:opacity .4s;
}
.topbar.scrolled{background:rgba(250,246,240,.94);box-shadow:0 6px 26px rgba(60,42,28,.08)}
.topbar.scrolled::after{opacity:1}
.topbar-in{transition:padding .3s var(--ease)}
.topbar.scrolled .topbar-in{padding-top:6px;padding-bottom:6px}

/* logo 上的光扫 */
.logo-mark{
  position:relative;overflow:hidden;
  background:linear-gradient(140deg,#3b5a4d,#2f4a3f 60%,#254036);
  box-shadow:inset 0 0 0 1px rgba(217,180,115,.35),0 2px 10px rgba(47,74,63,.28);
}
.logo-mark::after{
  content:"";position:absolute;inset:-40%;background:linear-gradient(115deg,transparent 38%,rgba(255,255,255,.55) 50%,transparent 62%);
  transform:translateX(-120%);animation:logoSheen 5.5s var(--ease) infinite;
}
@keyframes logoSheen{0%,72%{transform:translateX(-120%)}88%,100%{transform:translateX(120%)}}

/* 导航下划线从中间展开 */
.nav a::after{
  content:"";position:absolute;left:50%;bottom:-2px;width:0;height:1.5px;
  background:linear-gradient(90deg,var(--gold),var(--gold2));
  transform:translateX(-50%);transition:width .28s var(--ease);
}
.nav a:hover::after,.nav a.on::after{width:100%}

/* 搜索框聚焦时轻微上浮 */
.search input{transition:border-color .25s,box-shadow .25s,transform .25s var(--ease)}
.search input:focus{transform:translateY(-1px)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;isolation:isolate;
  box-shadow:0 24px 60px -28px rgba(36,26,20,.55);
  border-radius:20px;
}
/* 背景图慢速推近 + JS 视差 */
.hero img.bg{
  transform:scale(1.06);transition:transform 1.2s var(--ease-out);
  will-change:transform;animation:heroBreath 22s ease-in-out infinite alternate;
}
@keyframes heroBreath{from{filter:brightness(.94) saturate(1)}to{filter:brightness(1.04) saturate(1.06)}}

/* 漂浮光斑 */
.hero::before{
  content:"";position:absolute;inset:-10%;z-index:1;pointer-events:none;mix-blend-mode:screen;opacity:.55;
  background:
    radial-gradient(closest-side,rgba(240,201,133,.5),transparent) 12% 28%/38% 38% no-repeat,
    radial-gradient(closest-side,rgba(217,180,115,.42),transparent) 82% 68%/30% 30% no-repeat;
  animation:heroDrift 18s ease-in-out infinite alternate;
}
@keyframes heroDrift{
  from{transform:translate3d(-2%,1%,0) scale(1)}
  to{transform:translate3d(3%,-2%,0) scale(1.12)}
}
/* 内描金边由 .feature 承担，hero 保持通透 */
.hero.fx-parallax img.bg{transition:none}

.nw{white-space:nowrap}

.hero-tag{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid rgba(217,180,115,.45);background:rgba(255,255,255,.06);
  padding:5px 16px;border-radius:20px;letter-spacing:4px;
  backdrop-filter:blur(6px);
}
.hero-tag::before,.hero-tag::after{
  content:"";width:18px;height:1px;background:linear-gradient(90deg,transparent,var(--gold2));
}
.hero-tag::after{background:linear-gradient(90deg,var(--gold2),transparent)}

.hero h1{text-shadow:0 2px 24px rgba(0,0,0,.35)}
.hero h1 em{
  position:relative;display:inline-block;
  background:linear-gradient(100deg,#d9b473 0%,#f4e0b6 42%,#d9b473 58%,#a3782f 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  -webkit-text-fill-color:transparent;
  background-size:220% 100%;animation:goldFlow 7s linear infinite;
  filter:drop-shadow(0 2px 12px rgba(217,180,115,.28));
}
@keyframes goldFlow{to{background-position:-220% 0}}

/* Hero 内元素依次入场 */
.hero-in>*{opacity:0;transform:translateY(18px);animation:heroIn .9s var(--ease-out) forwards}
.hero-in>*:nth-child(1){animation-delay:.05s}
.hero-in>*:nth-child(2){animation-delay:.14s}
.hero-in>*:nth-child(3){animation-delay:.24s}
.hero-in>*:nth-child(4){animation-delay:.34s}
.hero-in>*:nth-child(5){animation-delay:.44s}
@keyframes heroIn{to{opacity:1;transform:translateY(0)}}

/* Hero 数据条 */
.hero-stats{
  display:flex;gap:34px;margin-top:30px;padding-top:22px;flex-wrap:wrap;
  border-top:1px solid rgba(217,180,115,.22);
}
.hero-stat{min-width:74px}
.hero-stat b{
  display:block;font-family:Georgia,"Songti SC",serif;font-size:24px;color:#f4e0b6;
  letter-spacing:1px;line-height:1.2;
}
.hero-stat b i{font-style:normal;font-size:13px;color:rgba(244,224,182,.7);margin-left:2px}
.hero-stat span{font-size:11.5px;color:rgba(245,239,228,.55);letter-spacing:1.5px}

/* 按钮：光泽扫过 + 上浮 */
.hero-btn{position:relative;overflow:hidden;isolation:isolate}
.hero-btn::after{
  content:"";position:absolute;inset:0;transform:translateX(-120%) skewX(-18deg);
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent);
  transition:transform .7s var(--ease);
}
.hero-btn:hover::after{transform:translateX(120%) skewX(-18deg)}

/* ---------- 分区标题装饰 ---------- */
.sec-title{position:relative}
.sec-title::after{
  content:"";display:inline-block;width:52px;height:1px;margin-left:4px;
  background:linear-gradient(90deg,rgba(185,138,62,.7),transparent);
}

/* ---------- 滚动进场（.reveal → .in） ----------
   ⚠️ 用独立的 translate 属性，而不是 transform，
   否则会和 .good:hover 的 transform 抢同一个属性，hover 位移会失效 */
.reveal{opacity:0;translate:0 26px;transition:opacity .8s var(--ease-out),translate .8s var(--ease-out)}
.reveal.in{opacity:1;translate:0 0}
.reveal-d1{transition-delay:.06s}
.reveal-d2{transition-delay:.12s}
.reveal-d3{transition-delay:.18s}
.reveal-d4{transition-delay:.24s}
.reveal-d5{transition-delay:.3s}
.reveal-d6{transition-delay:.36s}

/* ---------- 服务承诺带 ---------- */
.trust{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:16px;
  background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden;
}
.trust-item{background:#fff;padding:13px 16px;position:relative;transition:background .3s}
.trust-item:hover{background:#fffdf9}
.trust-item b{display:block;font-size:13px;letter-spacing:.5px;color:var(--ink)}
.trust-item b::before{
  content:"";display:inline-block;width:5px;height:5px;border-radius:50%;margin-right:7px;
  background:linear-gradient(135deg,var(--gold2),var(--gold));vertical-align:2px;
}
.trust-item span{display:block;font-size:11.5px;color:var(--ink3);margin-top:3px;padding-left:12px}
@media(max-width:640px){
  .trust{grid-template-columns:repeat(2,1fr)}
  .trust-item{padding:11px 12px}
}

/* ---------- 分类卡 ---------- */
.cat{position:relative;overflow:hidden}
.cat::before{
  content:"";position:absolute;inset:0;opacity:0;transition:opacity .3s;
  background:radial-gradient(120% 90% at 50% 0%,rgba(217,180,115,.16),transparent 60%);
}
.cat:hover::before{opacity:1}
.cat-ico{transition:transform .4s var(--ease-out),box-shadow .4s;position:relative;z-index:1}
.cat:hover .cat-ico{transform:translateY(-3px) scale(1.06);box-shadow:0 8px 22px -8px rgba(36,26,20,.45)}
.cat-name,.cat-num{position:relative;z-index:1}

/* ---------- 商品卡：3D 倾斜 + 光泽扫过 ---------- */
.goods{perspective:1400px}
.good{
  transform-style:preserve-3d;
  transition:transform .45s var(--ease-out),box-shadow .45s var(--ease-out),border-color .3s;
  will-change:transform;
  border:1px solid rgba(236,227,215,.9);
  background:linear-gradient(180deg,#fff, #fdfaf6);
}
.good:hover{
  transform:translateY(-8px) rotateX(calc(var(--ry,0) * 1deg)) rotateY(calc(var(--rx,0) * 1deg)) scale(1.008);
  box-shadow:0 26px 50px -22px rgba(60,42,28,.42),0 0 0 1px rgba(217,180,115,.28);
  border-color:#eddfc6;
}
.good-img::after{
  content:"";position:absolute;inset:-30%;pointer-events:none;
  background:linear-gradient(105deg,transparent 40%,rgba(255,255,255,.55) 50%,transparent 60%);
  transform:translateX(-130%) skewX(-14deg);transition:transform .85s var(--ease);
}
.good:hover .good-img::after{transform:translateX(130%) skewX(-14deg)}
.good-img img{transition:transform .7s var(--ease-out),filter .7s}
.good:hover .good-img img{transform:scale(1.08);filter:saturate(1.06) contrast(1.03)}
.good-title{transition:color .25s}
.good:hover .good-title{color:#8a5f1c}
.price{white-space:nowrap;background:linear-gradient(120deg,#a8321f,#c9462e);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.price small{-webkit-text-fill-color:#a8321f;margin-right:1px}
.good-img::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;opacity:0;transition:opacity .4s;
  background:linear-gradient(180deg,transparent 55%,rgba(36,26,20,.34));
}
.good:hover .good-img::before{opacity:1}

/* ---------- 红木家具专题馆 ---------- */
.feature{
  position:relative;margin:46px 0 10px;border-radius:22px;overflow:hidden;isolation:isolate;
  background:#241a14;color:#f5efe4;
  box-shadow:0 30px 70px -34px rgba(36,26,20,.62);
}
.feature-bg{
  position:absolute;inset:-6%;z-index:0;background-size:cover;background-position:center 38%;
  will-change:transform;transform:scale(1.06);
}
.feature::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(96deg,rgba(24,18,14,.95) 6%,rgba(24,18,14,.82) 40%,rgba(24,18,14,.34) 72%,rgba(24,18,14,.5));
}
.feature::after{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  box-shadow:inset 0 0 0 1px rgba(217,180,115,.28),inset 0 0 120px 20px rgba(0,0,0,.45);
  border-radius:22px;
}
.feature-in{position:relative;z-index:2;padding:44px 46px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:40px;align-items:center}
.feature-kicker{
  display:inline-flex;align-items:center;gap:9px;font-size:11.5px;letter-spacing:4px;
  color:var(--gold2);margin-bottom:14px;
}
.feature-kicker::before{content:"";width:26px;height:1px;background:var(--gold2);opacity:.7}
.feature h2{font-size:31px;line-height:1.36;letter-spacing:2px;margin-bottom:14px}
.feature h2 em{
  font-style:normal;
  background:linear-gradient(100deg,#d9b473,#f7e7c4 45%,#c39a51);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.feature p{font-size:13.5px;line-height:2.05;color:rgba(245,239,228,.72);max-width:430px}
.feature-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.feature-tag{
  font-size:11.5px;padding:5px 12px;border-radius:14px;color:rgba(245,239,228,.85);
  border:1px solid rgba(217,180,115,.32);background:rgba(255,255,255,.05);
  backdrop-filter:blur(4px);
}
.feature-btn{
  margin-top:24px;display:inline-flex;align-items:center;gap:9px;padding:11px 26px;border:none;cursor:pointer;
  border-radius:26px;font-size:13.5px;letter-spacing:1px;color:#2b1d12;font-weight:600;
  background:linear-gradient(120deg,#e8cd93,#d9b473 52%,#c39a51);
  box-shadow:0 14px 30px -14px rgba(217,180,115,.85);
  transition:transform .3s var(--ease),box-shadow .3s;
}
.feature-btn:hover{transform:translateY(-2px);box-shadow:0 18px 36px -14px rgba(217,180,115,.95)}
.feature-btn span{transition:transform .3s var(--ease)}
.feature-btn:hover span{transform:translateX(4px)}

/* 专题馆里的家具卡片：玻璃质感 */
.feature-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.fcard{
  position:relative;border-radius:14px;overflow:hidden;cursor:pointer;
  background:rgba(255,255,255,.06);border:1px solid rgba(217,180,115,.2);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  transition:transform .4s var(--ease-out),border-color .3s,background .3s;
}
.fcard:hover{transform:translateY(-5px);border-color:rgba(217,180,115,.55);background:rgba(255,255,255,.1)}
.fcard-img{aspect-ratio:4/3;overflow:hidden;background:#1b1310}
.fcard-img img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease-out)}
.fcard:hover .fcard-img img{transform:scale(1.07)}
.fcard-bd{padding:11px 13px 13px}
.fcard-t{font-size:13px;font-weight:600;line-height:1.45;color:#f5efe4;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;height:2.9em}
.fcard-p{margin-top:7px;font-size:14.5px;font-family:Georgia,serif;color:var(--gold2);letter-spacing:.5px}
.fcard-p small{font-size:11px;margin-right:1px}

/* ---------- 商家街 ---------- */
.shop-card{position:relative;overflow:hidden}
.shop-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--gold2),var(--gold));transform:scaleY(0);transform-origin:top;
  transition:transform .4s var(--ease-out);
}
.shop-card:hover::before{transform:scaleY(1)}
.shop-logo{transition:transform .45s var(--ease-out),box-shadow .45s;box-shadow:0 6px 16px -8px rgba(36,26,20,.5)}
.shop-card:hover .shop-logo{transform:rotate(-6deg) scale(1.04)}

/* ---------- 详情页 ---------- */
.detail-img{position:relative;overflow:hidden}
.detail-img img{transition:transform .8s var(--ease-out)}
.detail:hover .detail-img img{transform:scale(1.03)}
.dtitle{letter-spacing:.5px}
.dtext p{margin-bottom:7px}
.dtext .dnote{margin-top:14px;color:#9a8877;font-size:12.5px;line-height:1.9}
.price-box{position:relative;overflow:hidden}
.price-box::after{
  content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,180,115,.3),transparent 70%);
}

/* ---------- 按钮统一质感 ---------- */
.btn{transition:transform .25s var(--ease),box-shadow .25s,filter .25s}
.btn:hover{transform:translateY(-1px);filter:brightness(1.04)}
.btn:active{transform:translateY(0) scale(.99)}
.chip{transition:.22s var(--ease)}
.chip:hover{transform:translateY(-1px)}

/* ---------- 页脚 ---------- */
.foot{position:relative;overflow:hidden}
.foot::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(217,180,115,.55),transparent);
}
.foot::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,180,115,.1),transparent 68%);pointer-events:none;
}
.foot-bot{position:relative;z-index:1}

/* ---------- 无障碍：用户要求减少动态效果 ---------- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1 !important;transform:none !important}
  .hero-in>*{opacity:1 !important;transform:none !important}
  .cursor-glow{display:none}
}

/* ---------- 响应式 ---------- */
@media(max-width:900px){
  .feature-in{grid-template-columns:1fr;gap:24px;padding:30px 24px}
  .feature h2{font-size:24px}
  .feature::before{background:linear-gradient(180deg,rgba(24,18,14,.94) 10%,rgba(24,18,14,.72) 60%,rgba(24,18,14,.9))}
  .hero-stats{gap:22px;margin-top:22px;padding-top:16px}
  .hero-stat b{font-size:20px}
  .cursor-glow{display:none}
}
@media(max-width:640px){
  .feature{margin:28px 0 6px;border-radius:16px}
  .feature-cards{grid-template-columns:repeat(2,1fr);gap:10px}
  .fcard-bd{padding:9px 10px 11px}
  .fcard-t{font-size:12px}
  .hero-stats{gap:16px}
  .hero-stat{min-width:60px}
  .hero-stat b{font-size:18px}
  .hero-stat span{font-size:10px;letter-spacing:.5px}
  .sec-title::after{display:none}
}