/* ════════════════════════════════════════════════════════════
   0. 设计变量
   ════════════════════════════════════════════════════════════ */
:root{
  --ink:#08080A;
  --ink-2:#101014;
  --ink-3:#16161B;
  --paper:#F3F0E8;
  --paper-2:#E7E2D6;
  --gold:#C9A24A;
  --gold-soft:#E4CE96;
  --red:#C8322B;
  --line:rgba(255,255,255,.12);
  --line-2:rgba(255,255,255,.06);
  --muted:rgba(255,255,255,.60);
  --muted-2:rgba(255,255,255,.40);
  --dark-muted:rgba(10,10,12,.62);
  --fg:#fff;
  --fg-2:rgba(255,255,255,.74);
  --soft:rgba(255,255,255,.03);
  --glass-bg:rgba(24,28,36,.32);
  --glass-bg2:rgba(14,14,18,.93);
  --glass-brd:rgba(255,255,255,.2);
  --sheet:rgba(246,251,255,.22);
  --hdr-solid:rgba(8,8,10,.72);
  --form-bg:rgba(8,8,10,.5);
  --field-bg:rgba(255,255,255,.05);

  /* 全站只用系统字体：零字体请求、零外部依赖，打开即渲染 */
  --sans:system-ui,-apple-system,'Segoe UI','PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',Roboto,Arial,sans-serif;
  --serif:'Songti SC','Source Han Serif SC','Noto Serif SC','STSong','SimSun',Georgia,'Times New Roman',serif;

  --ease:cubic-bezier(.16,1,.3,1);
  --ease-soft:cubic-bezier(.25,.6,.25,1);
  --pad:clamp(20px,5vw,72px);
  color-scheme:dark;
}

/* ── 浅色（亮）主题 ── */
html[data-theme="light"]{
  --ink:#F2EFE7;
  --ink-2:#FBF9F4;
  --ink-3:#E9E4D9;
  --line:rgba(20,18,14,.16);
  --line-2:rgba(20,18,14,.09);
  --muted:rgba(20,18,14,.66);
  --muted-2:rgba(20,18,14,.45);
  --fg:#14120E;
  --fg-2:rgba(20,18,14,.72);
  --soft:rgba(20,18,14,.04);
  --glass-bg:rgba(255,255,255,.58);
  --glass-bg2:rgba(255,255,255,.9);
  --glass-brd:rgba(20,18,14,.12);
  --sheet:rgba(255,255,255,.55);
  --hdr-solid:rgba(255,255,255,.78);
  --form-bg:rgba(255,255,255,.6);
  --field-bg:rgba(20,18,14,.04);
  --gold-soft:#8A6A22;
  color-scheme:light;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--ink);color:var(--fg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
  transition:background .5s var(--ease),color .5s var(--ease);
}
/* height:auto 让 HTML 里新加的 width/height 只当“预留比例”，不会把图钉死成固定像素高 */
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:0;background:none;color:inherit;cursor:pointer}
::selection{background:var(--gold);color:#0A0A0C}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* 通用容器 */
.wrap{width:100%;max-width:1440px;margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);
  font-weight:500;
}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--gold);opacity:.7}
.sec-title{
  font-family:var(--serif);font-weight:600;
  font-size:clamp(30px,4.2vw,54px);line-height:1.12;letter-spacing:-.01em;margin:18px 0 0;
}
.sec-sub{margin:16px 0 0;max-width:560px;font-size:15px;line-height:1.85;color:var(--muted);font-weight:300}
section{position:relative}

/* ════════════════════════════════════════════════════════════
   1. 顶部导航
   ════════════════════════════════════════════════════════════ */
.hdr{
  position:fixed;top:0;left:0;width:100%;z-index:80;
  display:flex;align-items:center;justify-content:space-between;
  padding:22px var(--pad);
  transition:background .4s var(--ease),padding .4s var(--ease),box-shadow .4s var(--ease),
             opacity .45s var(--ease),transform .45s var(--ease);
}
.hdr.solid{
  background:var(--hdr-solid);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  padding:14px var(--pad);
  box-shadow:0 1px 0 var(--line-2),0 18px 40px rgba(0,0,0,.35);
}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  width:38px;height:38px;border-radius:50%;flex:0 0 auto;
  display:grid;place-items:center;position:relative;
  background:conic-gradient(from 0deg,var(--gold),#6b4f1c,var(--gold));
}
.brand-mark span{
  position:absolute;inset:3px;border-radius:50%;background:var(--ink);
  display:grid;place-items:center;
  font-family:var(--serif);font-size:15px;font-weight:700;color:var(--gold-soft);
}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-txt b{font-family:var(--serif);font-size:16px;letter-spacing:.08em;font-weight:600}
.brand-txt i{font-style:normal;font-size:10px;letter-spacing:.28em;color:var(--muted-2)}

/* 顶部只有 LOGO，导航整体移到英雄区正中 */

/* ── 玻璃胶囊导航：英雄区正中 → 滚动后吸顶跟随 ── */
.hero-nav{
  position:absolute;left:0;right:0;margin:0 auto;top:76%;transform:translateY(-50%);
  width:min(1180px,calc(100vw - 2*var(--pad)));height:66px;z-index:9;
  display:flex;align-items:center;
  --glass-x:24%;--glass-y:8%;
  transition:width .55s var(--ease),transform .55s var(--ease),background .5s var(--ease);
}
/* 导航左侧的「选择栏目 →」标签，呼应参考图里的 Select look */
.hero-nav .label-cell{
  flex:0 0 auto;gap:9px;margin-left:8px;padding:0 22px;border-radius:999px;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.24);
  font-size:14.5px;color:#fff;
}
.hero-nav.has-hover .label-cell{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.16)}

/* 压在照片上时始终用深色玻璃+白字，保证任何主题下都读得清 */
.hero-nav .track{
  position:absolute;top:4px;left:0;width:100%;height:58px;border-radius:999px;
  background:rgba(18,22,28,.42);border:1px solid rgba(255,255,255,.2);
  -webkit-backdrop-filter:blur(12px) saturate(130%);backdrop-filter:blur(12px) saturate(130%);
  box-shadow:0 14px 38px rgba(0,0,0,.24),inset 1px 1px 0 rgba(255,255,255,.42),inset -1px -1px 0 rgba(0,0,0,.14);
  transition:background .5s var(--ease),border-color .5s var(--ease);
}
.hero-nav .capsule{
  position:absolute;top:-1px;left:var(--cap-left,0);opacity:0;
  width:var(--cap-width,25%);height:66px;border-radius:999px;
  background:rgba(246,251,255,.22);border:1px solid rgba(255,255,255,.28);
  -webkit-backdrop-filter:blur(14px) saturate(130%);backdrop-filter:blur(14px) saturate(130%);
  box-shadow:0 11px 28px rgba(0,0,0,.26),inset 1px 1px 0 rgba(255,255,255,.6);
  transition:left 560ms var(--ease),width 560ms var(--ease),background .5s var(--ease),opacity .45s var(--ease);
  pointer-events:none;
}
.hero-nav.has-hover .capsule{opacity:1}
.hero-nav .track::before,.hero-nav .capsule::before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(120% 150% at var(--glass-x,24%) var(--glass-y,8%),rgba(255,255,255,.24),rgba(255,255,255,0) 53%),
             linear-gradient(115deg,rgba(255,255,255,.10),rgba(255,255,255,0) 42%);
}
.hero-nav .track::after,.hero-nav .capsule::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;padding:1px;
  background:conic-gradient(from 225deg,#C9A24A,rgba(255,255,255,.35),#fff,#C8322B,rgba(255,255,255,.35),#C9A24A);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
          mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:.3;
}
.hero-nav .cells{position:relative;z-index:2;flex:1 1 auto;display:flex;align-items:center;height:100%;padding-left:8px}
.hero-nav .cell{
  flex:1 1 0;display:flex;align-items:center;justify-content:center;height:100%;
  font-size:16.5px;font-weight:400;letter-spacing:.02em;white-space:nowrap;
  color:rgba(255,255,255,.92);text-decoration:none;border-radius:999px;
  transition:color .35s var(--ease);
}
@media (hover:hover){
  .hero-nav .cell:hover{color:#fff}
}
/* 手机端才出现的菜单按钮（汉堡 ⇄ 关闭） */
.hero-nav .tools .menu-btn{display:none}
.hero-nav .menu-btn .ic-close{display:none}
.hero-nav.open .menu-btn .ic-burger{display:none}
.hero-nav.open .menu-btn .ic-close{display:block}

/* 吸顶后左侧出现的品牌字 */
.hero-nav .nav-brand{display:none;align-items:center;gap:9px;padding:0 4px 0 16px;
  text-decoration:none;white-space:nowrap;z-index:2}
.hero-nav .nav-brand b{font-family:var(--serif);font-size:14.5px;letter-spacing:.16em}
.brand-mark.sm{width:28px;height:28px}
.brand-mark.sm span{inset:2px;font-size:11px}

/* 右侧：明暗 + 语言 */
.hero-nav .tools{position:relative;z-index:2;display:flex;align-items:center;gap:2px;padding:0 10px 0 4px;flex:0 0 auto}
.hero-nav .ico{
  display:inline-flex;align-items:center;justify-content:center;gap:5px;
  min-width:36px;height:36px;padding:0 8px;border-radius:999px;
  color:rgba(255,255,255,.82);border:1px solid transparent;
  transition:background .3s ease,color .3s ease,border-color .3s ease;
}
.hero-nav .ico svg{display:block}
.hero-nav .ico:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.22);color:#fff}
html[data-theme="dark"] .ic-sun{display:none}
html[data-theme="light"] .ic-moon{display:none}
.hero-nav .lang-cur{font-size:11px;letter-spacing:.1em}
.hero-nav .lang{position:relative}
.hero-nav .lang-menu{
  position:absolute;top:calc(100% + 12px);right:0;min-width:136px;padding:6px;
  border-radius:14px;background:var(--glass-bg2);border:1px solid var(--glass-brd);
  -webkit-backdrop-filter:blur(20px) saturate(140%);backdrop-filter:blur(20px) saturate(140%);
  box-shadow:0 20px 44px rgba(0,0,0,.35);display:grid;gap:2px;
  opacity:0;visibility:hidden;transform:translateY(-6px) scale(.97);transform-origin:100% 0;
  transition:opacity .22s ease,transform .3s var(--ease),visibility .3s;
}
.hero-nav .lang.open .lang-menu{opacity:1;visibility:visible;transform:none}
.hero-nav .lang-menu button{
  height:36px;padding:0 12px;border-radius:9px;text-align:left;
  font-size:13px;color:var(--fg-2);transition:background .25s ease,color .25s ease;
}
.hero-nav .lang-menu button:hover{background:rgba(255,255,255,.12);color:var(--fg)}
.hero-nav .lang-menu button.on{background:var(--gold);color:#1A1408;font-weight:600}
html[data-theme="light"] .hero-nav .lang-menu button:hover{background:rgba(20,18,14,.07)}

/* ── 吸顶状态：整体跟随到页面顶部（用过渡而不是 animation，避免透明度被动画锁死） ── */
.hero-nav.pinned{
  position:fixed;left:0;right:0;margin:0 auto;top:calc(12px + env(safe-area-inset-top));
  transform:translateY(0);width:min(1180px,calc(100vw - 28px));height:58px;z-index:95;
  opacity:1;
}
.hero-nav.pinned .nav-brand{display:flex}
.hero-nav.pinned .track{top:0;height:58px;border-radius:999px;background:var(--glass-bg2);
  border-color:transparent;
  box-shadow:0 20px 50px rgba(0,0,0,.45),0 0 0 1px var(--glass-brd),inset 1px 1px 0 rgba(255,255,255,.35)}
.hero-nav.pinned .track::after{opacity:.42}
.hero-nav.pinned .capsule{top:0;height:58px;background:var(--sheet)}
.hero-nav.pinned .cell{font-size:14.5px;color:var(--fg)}
.hero-nav.pinned .nav-brand b{color:var(--fg)}
.hero-nav.pinned .ico{min-width:34px;height:34px;color:var(--fg-2)}
.hero-nav.pinned .ico:hover{background:rgba(128,128,128,.16);border-color:var(--line);color:var(--fg)}
body.nav-pinned .hdr{opacity:0;transform:translateY(-12px);pointer-events:none}

/* ════════════════════════════════════════════════════════════
   2. 英雄区（LTX 场景切换 + React-Vision 入场动效）
   ════════════════════════════════════════════════════════════ */
.stage{
  position:relative;
  height:100vh;height:100svh;min-height:620px;background:#060607;
}
/* 画面层单独裁剪并隔离层级，导航放在它外面，吸顶后才不会被下面的板块盖住 */
.hero-visual{position:absolute;inset:0;z-index:0;overflow:hidden;isolation:isolate;background:#060607}
/* ── 英雄区轮播：每屏一个 .slide，切换时淡入淡出 + 推镜 + 位移 ── */
.slide{
  position:absolute;inset:0;z-index:0;pointer-events:none;
  opacity:0;visibility:hidden;
  transform:scale(1.12) translate3d(2.4%,0,0);
  transition:opacity 1100ms var(--ease),
             transform 2000ms var(--ease-soft),
             visibility 1100ms;
}
.slide picture{position:absolute;inset:0;display:block}
.slide picture.light{display:none}
.slide img{
  width:100%;height:100%;object-fit:cover;object-position:center 32%;
  filter:brightness(.78) contrast(1.04) saturate(.95);
}
/* 亮色主题：自动换成亮调影棚图 */
html[data-theme="light"] .slide picture.dark{display:none}
html[data-theme="light"] .slide picture.light{display:block}
html[data-theme="light"] .slide img{filter:brightness(.95) contrast(1.1) saturate(1.05)}
html[data-theme="light"] .stage,html[data-theme="light"] .hero-visual{background:#F2EFE7}
html[data-theme="light"] #ink{opacity:.45}
html[data-theme="light"] .grain{opacity:.1}
html[data-theme="light"] .scrim{background:
  linear-gradient(180deg,rgba(255,255,255,.42) 0%,rgba(255,255,255,.02) 36%,rgba(255,255,255,.06) 68%,rgba(255,255,255,.5) 100%),
  radial-gradient(120% 90% at 78% 30%,rgba(201,162,74,.10),transparent 60%),
  radial-gradient(90% 70% at 12% 82%,rgba(200,50,43,.05),transparent 62%)}
/* 亮色主题下，画面上的 LOGO 用深色才看得清 */
html[data-theme="light"] .hdr .brand-txt b{color:#14120E}
html[data-theme="light"] .hdr .brand-txt i{color:rgba(20,18,14,.5)}
html[data-theme="light"] .slide-dots .dot{background:rgba(20,18,14,.2)}
html[data-theme="light"] .slide-dots .dot:hover{background:rgba(20,18,14,.45)}
html[data-theme="light"] .scroll-cue .bar{background:rgba(20,18,14,.22)}
.slide.active{opacity:1;visibility:visible;transform:scale(1) translate3d(0,0,0)}
.slide.leaving{opacity:0;visibility:visible;transform:scale(1.1) translate3d(-3%,-1.2%,0)}
.slide.active img{animation:ken 10s linear both}
@keyframes ken{from{transform:scale(1)}to{transform:scale(1.08)}}

/* 轮播指示：细长线，当前页有金色进度 */
.slide-dots{position:absolute;left:var(--pad);bottom:calc(46px + env(safe-area-inset-bottom));z-index:8;display:flex;gap:10px}
.slide-dots .dot{
  position:relative;width:38px;height:2px;border-radius:2px;padding:0;
  background:rgba(255,255,255,.26);overflow:hidden;transition:background .4s var(--ease);
}
.slide-dots .dot::after{
  content:"";position:absolute;inset:0;background:var(--gold);transform:translateX(-100%);
}
.slide-dots .dot.on::after{animation:dotFill 6.5s linear forwards}
.slide-dots .dot:hover{background:rgba(255,255,255,.5)}
@keyframes dotFill{from{transform:translateX(-100%)}to{transform:translateX(0)}}
#ink{position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.85}
.scrim{
  position:absolute;inset:0;z-index:3;pointer-events:none;
  background:
    linear-gradient(180deg,rgba(6,6,8,.58) 0%,rgba(6,6,8,.06) 34%,rgba(6,6,8,.20) 68%,rgba(6,6,8,.74) 100%),
    radial-gradient(120% 90% at 78% 30%,rgba(201,162,74,.10),transparent 60%),
    radial-gradient(90% 70% at 12% 82%,rgba(200,50,43,.12),transparent 62%);
}
.grain{
  position:absolute;inset:0;z-index:4;pointer-events:none;opacity:.22;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
}
section[id],.stats{scroll-margin-top:86px}
.btn-main{
  display:inline-flex;align-items:center;gap:14px;height:56px;padding:0 30px;border-radius:999px;
  background:var(--gold);color:#1A1408;font-size:15px;font-weight:600;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  box-shadow:0 14px 34px rgba(201,162,74,.22);
}
.btn-main svg{transition:transform .3s var(--ease)}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 20px 44px rgba(201,162,74,.3)}
.btn-main:hover svg{transform:translateX(4px)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:10px;height:56px;padding:0 26px;border-radius:999px;
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.05);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  font-size:14.5px;font-weight:500;transition:background .3s ease,border-color .3s ease}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.5)}

/* 画面层：除 LOGO 外不放任何文字 */
.hero-page{position:absolute;inset:0;z-index:6;display:flex;align-items:flex-end;justify-content:center;
  padding-bottom:calc(40px + env(safe-area-inset-bottom));pointer-events:none}
.scroll-cue{position:relative;z-index:8;display:flex;justify-content:center;width:100%}
.scroll-cue .bar{display:block;width:56px;height:1px;background:rgba(255,255,255,.28);position:relative;overflow:hidden}
.scroll-cue .bar::after{content:"";position:absolute;inset:0;background:var(--gold);animation:cue 2.4s var(--ease-soft) infinite}
@keyframes cue{0%{transform:translateX(-100%)}60%{transform:translateX(100%)}100%{transform:translateX(100%)}}

/* ════════════════════════════════════════════════════════════
   3. 数据条
   ════════════════════════════════════════════════════════════ */
.stats{
  background:var(--ink-2);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);
  padding:26px 0;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{display:flex;flex-direction:column;gap:8px}
.stat b{font-family:var(--serif);font-size:clamp(28px,3.4vw,44px);font-weight:600;color:var(--fg);line-height:1}
.stat b i{font-style:normal;font-size:.5em;color:var(--gold);margin-left:3px}
.stat > span{font-size:12.5px;letter-spacing:.14em;color:var(--muted-2)}

/* ════════════════════════════════════════════════════════════
   4. 产品展厅
   ════════════════════════════════════════════════════════════ */
.showcase{padding:clamp(46px,5.4vw,76px) 0;background:var(--ink)}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:26px 30px;flex-wrap:wrap}
.sec-head > div:first-child{flex:1 1 auto;min-width:0;max-width:100%}

/* 产品区右上角：搜索 + 品类筛选（窄屏时自动换到整行的右侧，不会挤在左边） */
.shop-tools{display:flex;flex-direction:column;align-items:flex-end;gap:12px;
  flex:0 0 auto;max-width:100%;margin-left:auto}
.search{
  position:relative;display:flex;align-items:center;gap:9px;height:44px;padding:0 14px;
  border-radius:999px;border:1px solid var(--line);background:var(--soft);min-width:min(280px,100%);
  transition:border-color .3s ease,background .3s ease;
}
.search:focus-within{border-color:var(--gold)}
.search svg{flex:0 0 auto;color:var(--muted)}
.search input{flex:1 1 auto;min-width:0;height:100%;border:0;background:none;outline:none;
  color:var(--fg);font-size:13.5px;font-family:inherit}
.search input::placeholder{color:var(--muted-2)}
.search input::-webkit-search-cancel-button{display:none}
.search-clear{display:none;width:20px;height:20px;border-radius:50%;background:var(--soft);color:var(--muted);
  align-items:center;justify-content:center;font-size:15px;line-height:1;flex:0 0 auto}
.search.has-val .search-clear{display:flex}
.filters{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}

/* 更多按钮 */
.more-wrap{margin-top:36px;display:flex;flex-direction:column;align-items:center;gap:10px}
.more-enter{margin-top:8px;height:50px}
.more-btn{
  display:inline-flex;align-items:center;gap:10px;height:50px;padding:0 28px;border-radius:999px;
  border:1px solid var(--line);color:var(--fg);font-size:14px;font-weight:500;background:var(--soft);
  transition:background .3s ease,border-color .3s ease,color .3s ease,transform .3s var(--ease);
}
.more-btn:hover{background:var(--gold);color:#1A1408;border-color:var(--gold);transform:translateY(-2px)}
.more-btn svg{transition:transform .4s var(--ease)}
.more-btn.open svg{transform:rotate(180deg)}
.more-count{font-size:11.5px;letter-spacing:.14em;color:var(--muted-2)}
.grid .empty{grid-column:1/-1;padding:70px 0;text-align:center;color:var(--muted);font-size:14px}
.filter{
  height:38px;padding:0 18px;border-radius:999px;border:1px solid var(--line);
  font-size:13px;color:var(--muted);transition:all .3s var(--ease);
}
.filter:hover{color:var(--fg);border-color:var(--line)}
.filter.on{background:#fff;color:#08080A;border-color:#fff;font-weight:600}
/* 「现货」筛选：橙色高亮，独立开关，可与品类叠加 */
.filter.filter-stock{display:inline-flex;align-items:center;gap:6px;font-weight:700;letter-spacing:.04em;
  color:#fff;border-color:transparent;background:linear-gradient(135deg,#FF9046,#EF5A15);
  box-shadow:0 8px 20px rgba(239,90,21,.32)}
.filter.filter-stock::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;
  box-shadow:0 0 0 3px rgba(255,255,255,.26)}
.filter.filter-stock:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(239,90,21,.42)}
.filters .filter.filter-stock.on{color:#fff;border-color:rgba(255,255,255,.85);
  background:linear-gradient(135deg,#FF9046,#EF5A15);
  box-shadow:0 0 0 2px rgba(239,90,21,.35),0 12px 26px rgba(239,90,21,.45)}
.grid{
  margin-top:30px;display:grid;gap:18px;
  grid-template-columns:repeat(auto-fill,minmax(268px,1fr));
}
.card{
  position:relative;border-radius:18px;overflow:hidden;background:var(--ink-3);
  border:1px solid var(--line-2);cursor:pointer;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .5s var(--ease),opacity .5s var(--ease);
}
.card.hide{display:none}
.card:hover{transform:translateY(-6px);border-color:rgba(201,162,74,.45);box-shadow:0 26px 60px rgba(0,0,0,.5)}
.card-pic{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--ink-3)}
.card-pic img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease-soft),filter .6s var(--ease)}
.card:hover .card-pic img{transform:scale(1.07);filter:brightness(.9)}
.card-cat{
  position:absolute;top:14px;left:14px;z-index:2;
  padding:5px 12px;border-radius:999px;background:rgba(8,8,10,.6);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  font-size:11px;letter-spacing:.12em;color:var(--gold-soft);border:1px solid rgba(255,255,255,.14);
}
/* 现货角标：右上角橙色，页面上最显眼的一个标记 */
.card-stock{position:absolute;top:14px;right:14px;z-index:3;display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.06em;
  color:#fff;background:linear-gradient(135deg,#FF9046,#EF5A15);
  border:1px solid rgba(255,255,255,.28);box-shadow:0 8px 22px rgba(239,90,21,.45)}
.card-stock::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;
  box-shadow:0 0 0 3px rgba(255,255,255,.28)}
.card-body{padding:18px 20px 22px}
.card-body h4{margin:0;font-size:16px;font-weight:500;letter-spacing:.01em}
.card-code{font-size:11.5px;letter-spacing:.16em;color:var(--muted-2);margin-top:6px}
.card-spec{
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line-2);
  display:grid;grid-template-columns:1fr 1fr;gap:8px 14px;font-size:12px;color:var(--muted);
}
.card-spec b{color:var(--fg);font-weight:500}
.card-ask{
  margin-top:16px;width:100%;height:42px;border-radius:999px;
  border:1px solid var(--line);font-size:13px;font-weight:500;color:var(--fg);
  display:flex;align-items:center;justify-content:center;gap:8px;
  transition:background .3s ease,color .3s ease,border-color .3s ease;
}
.card:hover .card-ask{background:var(--gold);color:#1A1408;border-color:var(--gold);font-weight:600}

/* 灯箱 */
.lb{
  position:fixed;inset:0;z-index:120;display:none;place-items:center;
  background:rgba(4,4,6,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  padding:24px;opacity:0;transition:opacity .35s var(--ease);
}
.lb.on{display:grid;opacity:1}
.lb-box{
  width:min(980px,100%);max-height:88vh;overflow:auto;
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  background:var(--ink-2);border:1px solid var(--line);border-radius:22px;overflow:hidden;
  transform:translateY(18px) scale(.98);transition:transform .45s var(--ease);
}
.lb.on .lb-box{transform:none}
.lb-pic{background:#0C0C10}
.lb-pic img{width:100%;height:100%;object-fit:cover;min-height:340px}
.lb-info{padding:34px 34px 30px;display:flex;flex-direction:column}
.lb-info .eyebrow{margin-bottom:14px}
.lb-info h3{font-family:var(--serif);font-size:clamp(22px,2.6vw,32px);margin:0;font-weight:600;line-height:1.25}
.lb-info p{margin:16px 0 0;font-size:13.5px;line-height:1.9;color:var(--muted);font-weight:300}
.lb-table{margin:22px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:16px 20px}
.lb-table div{border-top:1px solid var(--line-2);padding-top:12px}
.lb-table span{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted-2);margin-bottom:6px}
.lb-table b{font-size:14.5px;font-weight:500}
.lb-btns{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}
.lb-close{position:absolute;top:22px;right:26px;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);display:grid;place-items:center}
.lb-close:hover{background:rgba(255,255,255,.22)}

/* ════════════════════════════════════════════════════════════
   5. 采购洞察
   ════════════════════════════════════════════════════════════ */
.insights{padding:clamp(46px,5.4vw,76px) 0;background:var(--ink-2);border-top:1px solid var(--line-2)}
/* 采购洞察：文章列表 */
.feed{margin-top:30px;border-top:1px solid var(--line-2)}
.feed-item{
  display:grid;grid-template-columns:56px 1fr auto;gap:22px;align-items:start;
  padding:20px 6px;border-bottom:1px solid var(--line-2);
  transition:background .3s var(--ease),border-color .3s var(--ease);
}
.feed-item:hover{background:var(--soft);border-color:var(--line)}
.fd-no{padding-top:3px;font-family:var(--serif);font-size:15px;color:var(--gold)}
.fd-main h4{margin:0;font-size:16.5px;font-weight:500;line-height:1.45}
/* 首页文章卡改由数据库生成后，标题带链接：整行可点，颜色沿用标题体系 */
.fd-main h4 a{color:inherit;text-decoration:none;transition:color .3s var(--ease)}
.feed-item:hover .fd-main h4 a{color:var(--gold-soft)}
.fd-main p{margin:6px 0 0;max-width:760px;font-size:12.8px;line-height:1.75;color:var(--muted);font-weight:300}
.fd-side{display:flex;align-items:center;gap:16px;padding-top:4px;
  font-size:11px;letter-spacing:.08em;color:var(--muted-2);white-space:nowrap}
.fd-cat{color:var(--gold);letter-spacing:.1em}
@media (max-width:760px){
  .feed-item{grid-template-columns:34px 1fr;gap:14px;padding:16px 4px}
  .fd-side{grid-column:2;flex-wrap:wrap;gap:8px 14px;padding-top:10px}
}

/* ════════════════════════════════════════════════════════════
   6. 关于我们（宣纸浅色段）
   ════════════════════════════════════════════════════════════ */
.about{padding:clamp(46px,5.4vw,76px) 0;background:var(--ink);color:var(--fg);border-top:1px solid var(--line-2)}
/* 左栏（标题+文案+能力卡） / 右栏（厂房竖排图）；左栏内容纵向均匀铺开，不留大片空白 */
.about-grid{margin-top:34px;display:grid;grid-template-columns:1.04fr .96fr;gap:clamp(28px,4vw,58px);align-items:stretch}
.about-left{display:flex;flex-direction:column;justify-content:space-between}
.about-left .sec-head{margin:0}
.about-left .sec-title{font-size:clamp(27px,3.1vw,42px)}
.about-left .sec-sub{max-width:520px}
.about-copy{margin-top:24px}
.about-copy p{margin:0 0 18px;max-width:560px;font-size:15px;line-height:2;color:var(--fg-2);font-weight:300}
.about-copy p:last-child{margin-bottom:0}
.about-copy p strong{font-weight:600;color:var(--fg)}
/* 能力卡两列，6 张正好三行，不留空格 */
.caps{margin-top:24px;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.cap{padding:20px 18px;border-radius:14px;background:var(--soft);border:1px solid var(--line-2)}
.cap b{display:block;font-family:var(--serif);font-size:19px;color:var(--fg);margin-bottom:6px}
.cap span{font-size:12px;color:var(--muted);line-height:1.6}

/* 厂房实景：竖排一行一张、共 4 张，与左栏文字上下齐平；说明文字始终一行 */
.factory{display:grid;grid-template-columns:1fr;gap:14px;align-content:space-between}
.factory figure{position:relative;margin:0;border-radius:16px;overflow:hidden;
  border:1px solid var(--line-2);background:var(--ink-3)}
.factory img{width:100%;height:100%;display:block;object-fit:cover;aspect-ratio:8/3;
  transition:transform 1.1s var(--ease-soft),filter .6s var(--ease)}
.factory figure:hover img{transform:scale(1.05)}
.factory figcaption{position:absolute;left:12px;bottom:12px;z-index:2;
  max-width:calc(100% - 24px);width:fit-content;
  padding:7px 12px;border-radius:10px;
  background:rgba(8,8,10,.66);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  font-size:12px;color:#fff;border:1px solid rgba(255,255,255,.16);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.35}


/* ════════════════════════════════════════════════════════════
   7. 合作流程
   ════════════════════════════════════════════════════════════ */
.process{padding:clamp(46px,5.4vw,76px) 0;background:var(--ink);border-top:1px solid var(--line-2)}
/* 六步流程图（抽象线描，不用实拍图）：与 assets/site.css 里的 .flow 保持同一套样式 */
.flow{position:relative;margin-top:34px;padding:26px 18px 24px;border-radius:20px;
  border:1px solid var(--line-2);overflow:hidden;
  background:
    radial-gradient(circle at 6% 0%,rgba(201,162,74,.11),transparent 46%),
    radial-gradient(circle at 98% 100%,rgba(200,50,43,.08),transparent 46%),
    radial-gradient(rgba(255,255,255,.055) 1px,transparent 1px) 0 0/20px 20px,
    var(--soft)}
.flow-deco{position:absolute;right:16px;top:12px;width:min(330px,32%);height:auto;
  color:rgba(201,162,74,.2);pointer-events:none}
.flow-rail{position:absolute;left:calc(100% / 12 + 18px);right:calc(100% / 12 + 18px);top:57px;
  border-top:2px dashed rgba(201,162,74,.4)}
.flow-list{position:relative;margin:0;padding:0;list-style:none;display:grid;
  grid-template-columns:repeat(6,1fr);gap:14px}
.flow-node{position:relative;display:flex;flex-direction:column;align-items:center;padding:0 6px}
.fn-dot{position:relative;width:62px;height:62px;border-radius:50%;display:grid;place-items:center;
  color:var(--gold-soft);background:var(--ink-2);border:1px solid rgba(201,162,74,.5);
  box-shadow:0 12px 26px rgba(0,0,0,.34),inset 0 0 0 6px rgba(201,162,74,.06)}
.fn-dot svg{width:26px;height:26px}
.fn-no{position:absolute;top:38px;left:calc(50% + 14px);font-style:normal;font-weight:700;font-size:10px;
  width:22px;height:22px;border-radius:50%;display:grid;place-items:center;
  background:var(--gold);color:#1A1408;letter-spacing:.02em}
.flow-node h4{margin:17px 0 10px;font-size:15.5px;font-weight:500;text-align:center}
/* 正文左对齐：居中会让每行两头都参差不齐，看起来就是"挤在一起" */
.flow-node p{margin:0;width:100%;font-size:12.5px;line-height:1.85;color:var(--muted);
  font-weight:300;text-align:left}
.flow-node::after{content:"";position:absolute;top:28px;right:-10px;width:0;height:0;
  border-left:7px solid rgba(201,162,74,.6);
  border-top:5px solid transparent;border-bottom:5px solid transparent}
.flow-node:last-child::after{display:none}
html[data-theme="light"] .fn-dot{background:#fff;
  box-shadow:0 12px 26px rgba(20,18,14,.12),inset 0 0 0 6px rgba(201,162,74,.1)}
.steps{margin-top:32px;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px}
.step{
  position:relative;padding:24px 22px 26px;border-radius:18px;
  border:1px solid var(--line-2);background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.01));
  transition:transform .45s var(--ease),border-color .45s var(--ease),background .45s var(--ease);
}
.step:hover{transform:translateY(-6px);border-color:rgba(201,162,74,.4);background:linear-gradient(180deg,rgba(201,162,74,.10),rgba(255,255,255,.02))}
.step i{font-style:normal;font-size:12px;letter-spacing:.18em;color:var(--gold)}
.step h4{margin:14px 0 10px;font-size:17px;font-weight:500}
.step p{margin:0;font-size:13px;line-height:1.85;color:var(--muted);font-weight:300}

/* ════════════════════════════════════════════════════════════
   8. 询价 CTA
   ════════════════════════════════════════════════════════════ */
.cta{padding:clamp(46px,5.4vw,76px) 0;background:var(--ink-2);border-top:1px solid var(--line-2)}
/* 不用 overflow:hidden 裁圆角了 —— 国家下拉框要能弹出卡片外，
   改成给左右两栏各自加圆角，视觉一样但不会把浮层切掉。 */
.cta-box{
  border-radius:26px;display:grid;grid-template-columns:1fr 1fr;
  border:1px solid var(--line);background:linear-gradient(120deg,rgba(201,162,74,.12),rgba(255,255,255,.02) 60%);
}
.cta-left{padding:clamp(26px,3vw,40px);border-radius:25px 0 0 25px}
.cta-left h3{font-family:var(--serif);font-size:clamp(26px,3.4vw,42px);margin:16px 0 0;font-weight:600;line-height:1.2}
.cta-left p{margin:18px 0 0;font-size:14px;line-height:1.9;color:var(--muted);font-weight:300;max-width:420px}
.cta-contact{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.cta-contact div{display:flex;gap:12px;align-items:center;font-size:13.5px;color:var(--fg-2)}
.cta-contact em{font-style:normal;width:34px;height:34px;border-radius:10px;background:var(--soft);
  border:1px solid var(--line);display:grid;place-items:center;flex:0 0 auto}
.cta-form{padding:clamp(26px,3vw,40px);background:var(--form-bg);border-left:1px solid var(--line-2);
  display:grid;gap:14px;grid-template-columns:1fr 1fr;border-radius:0 25px 25px 0}
.cta-form input,.cta-form select,.cta-form textarea{
  width:100%;height:48px;padding:0 16px;border-radius:12px;
  background:var(--field-bg);border:1px solid var(--line);color:var(--fg);font-size:13.5px;font-family:inherit;
  transition:border-color .3s ease,background .3s ease;
}
.cta-form textarea{height:96px;padding:14px 16px;resize:none;line-height:1.7}
.cta-form select option{background:#14141A;color:#fff}
html[data-theme="light"] .cta-form select option{background:#fff;color:#14120E}
.cta-form input:focus,.cta-form select:focus,.cta-form textarea:focus{outline:none;border-color:var(--gold);background:var(--field-bg)}
.cta-form input::placeholder,.cta-form textarea::placeholder{color:var(--muted-2)}
.f-full{grid-column:1/-1}
.cta-form button{height:50px;border-radius:999px;background:var(--gold);color:#1A1408;font-weight:600;font-size:14.5px;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);box-shadow:0 14px 34px rgba(201,162,74,.2)}
.cta-form button:hover{transform:translateY(-2px);box-shadow:0 20px 44px rgba(201,162,74,.3)}
.form-note{grid-column:1/-1;font-size:11.5px;color:var(--muted-2);line-height:1.7}

/* 国家下拉框（可搜索 + 国旗）：国旗雪碧图路径与尺寸由 country-select.js 注入，
   第一次打开才下载图片 */
.cbox{position:relative;min-width:0}
/* 选择器带 .cbox 是为了压过 .cta-form button（金色胶囊按钮）的那套样式 */
.cbox .cbox-btn{width:100%;height:48px;padding:0 14px;border-radius:12px;display:flex;align-items:center;gap:9px;
  background:var(--field-bg);border:1px solid var(--line);color:var(--fg);font-size:13.5px;font-family:inherit;
  font-weight:400;text-align:left;box-shadow:none;transition:border-color .3s ease}
.cbox .cbox-btn:hover{transform:none;box-shadow:none}
.cbox.open .cbox-btn{border-color:var(--gold)}
/* 国旗：尺寸/圆角在这里，图的路径与 background-position 由 country-select.js
   写成行内样式（这样在 site.css 和 index.html 内联样式下都不会走错相对路径） */
.cbox-fl{flex:0 0 auto;width:20px;height:15px;border-radius:2px;background-repeat:no-repeat;
  box-shadow:0 0 0 1px rgba(255,255,255,.18)}
.cbox-val{flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted-2)}
.cbox.has-val .cbox-val{color:var(--fg)}
.cbox-car{flex:0 0 auto;color:var(--muted-2);transition:transform .3s ease}
.cbox.open .cbox-car{transform:rotate(180deg)}
.cbox-pop{position:absolute;left:0;right:0;top:calc(100% + 8px);z-index:40;
  border-radius:14px;border:1px solid var(--line);background:var(--ink-2);overflow:hidden;
  box-shadow:0 26px 60px rgba(0,0,0,.55)}
.cbox-up .cbox-pop{top:auto;bottom:calc(100% + 8px)}
.cbox-sr{display:flex;align-items:center;gap:9px;padding:11px 13px;border-bottom:1px solid var(--line-2);
  color:var(--muted-2)}
.cbox-sr input{flex:1 1 auto;min-width:0;height:26px;border:0;background:none;outline:none;color:var(--fg);
  font-size:13px;font-family:inherit}
.cbox-sr input::placeholder{color:var(--muted-2)}
.cbox-list{list-style:none;margin:0;padding:6px;max-height:262px;overflow-y:auto;overscroll-behavior:contain}
.cbox-item{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:9px;cursor:pointer}
.cbox-item .fl{flex:0 0 auto;width:20px;height:15px;border-radius:2px;background-repeat:no-repeat;
  box-shadow:0 0 0 1px rgba(255,255,255,.18)}
.cbox-item .cbox-name{font-size:13px;color:var(--fg);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cbox-item .cbox-alt{margin-left:auto;font-size:11px;color:var(--muted-2);white-space:nowrap;
  padding-left:10px;overflow:hidden;text-overflow:ellipsis}
.cbox-item.active,.cbox-item:hover{background:rgba(201,162,74,.15)}
.cbox-empty{margin:0;padding:16px 14px 20px;font-size:12.5px;color:var(--muted-2);text-align:center}

/* ════════════════════════════════════════════════════════════
   9. 页脚
   ════════════════════════════════════════════════════════════ */
footer{padding:42px 0 26px;background:var(--ink);border-top:1px solid var(--line-2)}
.f-grid{display:grid;grid-template-columns:1.35fr .95fr .95fr .95fr 1.15fr;gap:26px}
.f-brand p{margin:16px 0 0;font-size:13px;line-height:1.9;color:var(--muted);font-weight:300;max-width:300px}
.f-col h6{margin:0 0 12px;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);font-weight:500}
.f-col a{display:block;font-size:13.5px;color:var(--fg-2);margin-bottom:9px;transition:color .3s ease}
.f-col a:hover{color:var(--gold)}
.f-qr{margin-top:18px}
.f-qr img{width:104px;height:104px;display:block;border-radius:10px;background:#fff}
.f-qr span{display:block;margin-top:8px;font-size:11.5px;color:var(--muted-2);letter-spacing:.02em}
.f-bottom{
  margin-top:32px;padding-top:20px;border-top:1px solid var(--line-2);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:var(--muted-2);line-height:1.8;
}

/* ════════════════════════════════════════════════════════════
   10. 入场动画（React-Vision 风格）
   ════════════════════════════════════════════════════════════ */
html.anim .brand,html.anim .scroll-cue{animation:e-rise .8s var(--ease) var(--d) both}
html.anim .brand{--d:.10s}
html.anim .scroll-cue{--d:1.10s}
/* 英雄区导航的入场由 JS 加 .ready 触发（不用 animation，避免和吸顶状态打架） */
@keyframes e-rise{from{opacity:0;transform:translateY(var(--rise,14px))}to{opacity:1;transform:translateY(0)}}

/* 滚动显现 */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.08s}.reveal-d2{transition-delay:.16s}.reveal-d3{transition-delay:.24s}
.reveal-d4{transition-delay:.32s}.reveal-d5{transition-delay:.40s}.reveal-d6{transition-delay:.48s}

/* ════════════════════════════════════════════════════════════
   11. 响应式
   ════════════════════════════════════════════════════════════ */
@media (max-width:1080px){
  .flow-list{grid-template-columns:repeat(3,1fr);gap:28px 18px}
  .flow-rail{display:none}
  .flow-node:nth-child(3n)::after{display:none}
  .ins-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .f-grid{grid-template-columns:1fr 1fr}
  .cta-box{grid-template-columns:1fr}
  .cta-left{border-radius:25px 25px 0 0}
  .cta-form{border-left:0;border-top:1px solid var(--line-2);border-radius:0 0 25px 25px}
}
@media (max-width:860px){
  .flow-list{grid-template-columns:repeat(2,1fr);gap:26px 16px}
  .flow-node:nth-child(3n)::after{display:block}
  .flow-node:nth-child(2n)::after{display:none}
  .flow-deco{width:44%;opacity:.7}
  /* 手机端：收起成右上角的小图标组（菜单 / 明暗 / 语言），点菜单图标展开栏目下拉 */
  .hero-nav{
    left:auto;right:var(--pad);top:calc(14px + env(safe-area-inset-top));
    transform:none;margin:0;width:auto;height:42px;padding:3px;border-radius:999px;
    flex-direction:row;align-items:center;
    background:rgba(16,18,24,.42);border:1px solid rgba(255,255,255,.16);color:#fff;
    -webkit-backdrop-filter:blur(18px) saturate(130%);backdrop-filter:blur(18px) saturate(130%);
    box-shadow:0 12px 32px rgba(0,0,0,.32)}
  .hero-nav.pinned{
    position:fixed;left:auto;right:var(--pad);top:calc(12px + env(safe-area-inset-top));
    width:auto;height:42px;margin:0;transform:none;padding:3px;
    background:var(--glass-bg2);border-color:var(--glass-brd)}
  .hero-nav .track,.hero-nav .capsule,.hero-nav .nav-brand,.hero-nav .label-cell{display:none}
  .hero-nav .tools .menu-btn{display:inline-flex}
  .hero-nav .tools{width:auto;gap:2px;padding:0;margin:0;border:0}
  .hero-nav .ico{min-width:36px;height:36px;border-radius:999px;background:none;border:0}
  .hero-nav .ico:active{background:rgba(255,255,255,.18)}

  /* 栏目列表＝下拉面板 */
  .hero-nav .cells{
    position:absolute;top:calc(100% + 10px);right:0;left:auto;width:min(236px,64vw);height:auto;
    flex:0 0 auto;display:flex;flex-direction:column;gap:2px;padding:8px;
    border-radius:18px;background:rgba(16,18,24,.9);border:1px solid rgba(255,255,255,.16);
    -webkit-backdrop-filter:blur(22px) saturate(130%);backdrop-filter:blur(22px) saturate(130%);
    box-shadow:0 20px 48px rgba(0,0,0,.45);
    opacity:0;visibility:hidden;transform:translateY(-8px) scale(.98);transform-origin:100% 0;
    transition:opacity .22s ease,transform .3s var(--ease),visibility .3s}
  .hero-nav.open .cells{opacity:1;visibility:visible;transform:none}
  .hero-nav .cell{
    width:100%;height:44px;justify-content:flex-start;padding:0 16px;
    font-size:15px;letter-spacing:.02em;border-radius:12px;background:none;border:0}
  .hero-nav .cell:active{background:rgba(255,255,255,.14)}

  .stats-grid{grid-template-columns:1fr 1fr}
  .lb-box{grid-template-columns:1fr}
  .lb-pic img{height:320px}
}
@media (max-width:600px){
  .flow{padding:22px 14px 20px}
  .flow-list{grid-template-columns:1fr;gap:24px}
  .flow-deco{display:none}
  /* 单列时彻底关掉横向箭头：要让这里的 :nth-child 也写全，
     否则窄屏那条 .flow-node:nth-child(2n/3n)::after{display:block} 会盖回来 */
  .flow-node::after,.flow-node:nth-child(2n)::after,.flow-node:nth-child(3n)::after{display:none}
  .flow-node:not(:last-child)::before{content:"";position:absolute;left:50%;transform:translateX(-50%);
    bottom:-15px;width:0;height:0;border-top:7px solid rgba(201,162,74,.6);
    border-left:5px solid transparent;border-right:5px solid transparent}
  .flow-node p{max-width:430px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:20px}
  .grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .card-body{padding:13px 14px 16px}
  .card-body h4{font-size:14.5px}
  .card-spec{grid-template-columns:1fr}
  .card-ask{height:38px;font-size:12px}
  .f-grid{grid-template-columns:1fr}
  .caps{grid-template-columns:repeat(2,1fr)}
  .factory{grid-template-columns:1fr;align-content:start}
  .factory img{aspect-ratio:16/9}
  .scroll-cue{display:none}
  .cta-form{grid-template-columns:1fr}
  .shop-tools{align-items:stretch;width:100%}
  .search{min-width:0}
  .filters{justify-content:flex-start}
  .more-btn{width:100%;justify-content:center}
  .slide-dots{left:50%;transform:translateX(-50%);bottom:calc(24px + env(safe-area-inset-bottom))}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:1ms !important;animation-delay:0ms !important;transition-duration:1ms !important}
  .media.ken{animation:none}
}

/* ── 产品展厅下拉：六个产品专题页 ───────────────────────────── */
.cells .nav-item{position:relative;flex:1 1 0;display:flex;align-items:center;justify-content:center;height:100%}
.cells .nav-item > .cell{flex:1 1 auto;width:100%;padding-right:15px;position:relative}
.cells .nav-item > .cell::after{
  content:"";position:absolute;right:3px;top:50%;margin-top:-2px;
  border-left:4px solid transparent;border-right:4px solid transparent;border-top:4.5px solid currentColor;
  opacity:.7;transition:transform .3s var(--ease);
}
.cells .nav-item:hover > .cell::after,.cells .nav-item:focus-within > .cell::after{transform:rotate(180deg)}
.nav-sub{
  position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(-4px);
  min-width:190px;padding:8px;display:grid;gap:2px;z-index:20;
  border-radius:14px;background:rgba(18,18,20,.96);border:1px solid rgba(255,255,255,.14);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  box-shadow:0 18px 44px rgba(0,0,0,.4);
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .25s var(--ease) .16s,transform .25s var(--ease) .16s,visibility .25s .16s;
}
/* 下拉和导航之间留着 12px 空隙，鼠标跨过去 hover 会断（首页向上、内页向下都会闪没）：
   用一块透明"桥"把空隙接住，再给关闭动作加 160ms 延迟，手快点也不会消失 */
.nav-sub::before{content:"";position:absolute;left:-14px;right:-14px;top:-14px;height:14px}
html[data-theme="light"] .nav-sub{background:rgba(250,248,243,.98);border-color:rgba(20,18,14,.14);box-shadow:0 18px 44px rgba(20,18,14,.16)}
.cells .nav-item:hover .nav-sub,.cells .nav-item:focus-within .nav-sub{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0);transition-delay:0s}
.nav-sub a{
  display:block;padding:9px 13px;border-radius:9px;white-space:nowrap;
  font-size:13px;letter-spacing:.02em;color:rgba(255,255,255,.8);text-decoration:none;
  transition:color .25s,background .25s;
}
.nav-sub a:hover,.nav-sub a:focus-visible{color:#fff;background:rgba(255,255,255,.08)}
html[data-theme="light"] .nav-sub a{color:rgba(20,18,14,.76)}
html[data-theme="light"] .nav-sub a:hover{color:var(--fg);background:rgba(20,18,14,.06)}
.nav-sub a.all{border-top:1px solid rgba(255,255,255,.1);margin-top:4px;padding-top:10px;color:var(--gold)}
html[data-theme="light"] .nav-sub a.all{border-top-color:rgba(20,18,14,.12)}
/* 首页导航在英雄区底部，下拉向上展开，避免掉出屏幕 */
.hero-nav .nav-sub{top:auto;bottom:calc(100% + 12px);transform:translateX(-50%) translateY(4px)}
.hero-nav .nav-sub::before{top:auto;bottom:-14px;height:14px}
.hero-nav .nav-item:hover .nav-sub,.hero-nav .nav-item:focus-within .nav-sub{transform:translateX(-50%) translateY(0)}
/* 导航吸顶后就不在英雄区底部了，子菜单必须改成向下弹，否则会跑到屏幕外面 */
.hero-nav.pinned .nav-sub{top:calc(100% + 12px);bottom:auto;transform:translateX(-50%) translateY(-4px)}
.hero-nav.pinned .nav-sub::before{top:-14px;bottom:auto;height:14px}
@media (max-width:860px){
  .cells .nav-item{display:block;width:100%;height:auto;flex:0 0 auto}
  .cells .nav-item > .cell{height:44px;justify-content:flex-start;padding-right:16px}
  .cells .nav-item > .cell::after{right:16px}
  .nav-sub{
    position:static;transform:none!important;opacity:1;visibility:visible;pointer-events:auto;
    min-width:0;padding:0 0 6px 12px;background:none;border:0;box-shadow:none;
    -webkit-backdrop-filter:none;backdrop-filter:none;
  }
  .nav-sub::before{display:none}
  .nav-sub a{padding:8px 12px;font-size:13px;color:rgba(255,255,255,.68)}
}
.card-acts{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}
.card-acts .card-ask{margin-top:0;height:38px;font-size:11.5px;padding:0 8px}
.card-inq{height:38px;border-radius:999px;border:1px solid var(--line);font-size:11.5px;color:var(--fg);background:transparent;display:flex;align-items:center;justify-content:center;transition:all .3s}
.card-inq:hover,.card-inq.on{background:rgba(201,162,74,.14);border-color:var(--gold);color:var(--gold)}
.inq-bar{position:fixed;left:50%;bottom:24px;z-index:150;width:min(93vw,900px);transform:translate(-50%,130%);opacity:0;pointer-events:none;display:flex;align-items:center;gap:16px;padding:12px 16px;border:1px solid var(--line);border-radius:999px;background:rgba(16,16,20,.92);backdrop-filter:blur(14px);box-shadow:0 18px 50px rgba(0,0,0,.28);transition:all .45s}
.inq-bar.on{transform:translate(-50%,0);opacity:1;pointer-events:auto}
.inq-bar .txt{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
.inq-bar .txt b{color:var(--gold);font-weight:500}
.inq-chips{display:flex;gap:8px;flex:1;min-width:0;overflow:hidden}
.inq-chip{font-size:10px;border:1px solid var(--line);border-radius:100px;padding:5px 11px;color:var(--muted);white-space:nowrap}
.inq-bar .acts{display:flex;gap:10px;flex:none}
.inq-bar .acts button{height:36px;padding:0 16px;border-radius:999px;border:1px solid var(--line);font-size:11.5px;color:var(--fg);background:transparent}
.inq-bar .acts .on{background:var(--gold);border-color:var(--gold);color:#1A1408;font-weight:600}
.inq-modal{position:fixed;inset:0;z-index:220;display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;pointer-events:none;transition:opacity .4s}
.inq-modal.on{opacity:1;pointer-events:auto}
.inq-back{position:absolute;inset:0;background:rgba(5,5,7,.72);backdrop-filter:blur(6px)}
.inq-panel{position:relative;z-index:2;width:min(96vw,760px);max-height:88svh;overflow:auto;background:var(--ink-2);border:1px solid var(--line);border-radius:18px;padding:34px;transform:translateY(16px);transition:transform .45s}
.inq-modal.on .inq-panel{transform:none}
.inq-panel h3{font-size:clamp(24px,2.6vw,38px);margin:10px 0}
.inq-panel .lede{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.inq-x{position:absolute;right:14px;top:14px;width:38px;height:38px;border:1px solid var(--line);border-radius:50%;font-size:17px;color:var(--muted)}
.inq-list{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 4px}
.inq-item{display:inline-flex;align-items:center;gap:9px;font-size:11px;border:1px solid var(--line);border-radius:100px;padding:7px 8px 7px 14px;color:var(--muted)}
.inq-item b{color:var(--gold);font-weight:500}
.inq-item button{width:20px;height:20px;border-radius:50%;background:rgba(255,255,255,.08);color:var(--muted);font-size:12px}
.inq-form{display:grid;gap:12px;margin-top:18px}
.inq-form .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.inq-form input,.inq-form textarea{width:100%;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--fg);border-radius:10px;padding:12px 14px;font:inherit;font-size:14px;outline:none}
.inq-form textarea{min-height:110px;resize:vertical}
.inq-form .sub{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.inq-form .sub button{height:48px;padding:0 28px;border-radius:999px;background:var(--gold);color:#1A1408;font-weight:600;font-size:14px}
.inq-form .sub span{font-size:12px;color:var(--muted-2)}
/* 询盘弹窗里的国家下拉：尺寸对齐同排输入框 */
.inq-form .cbox .cbox-btn{height:auto;min-height:44px;border-radius:10px;background:rgba(255,255,255,.03);font-size:14px}
.inq-form .cbox-sr input{width:auto;flex:1 1 auto;border:0;background:none;padding:0;height:26px;border-radius:0}
/* 亮色主题：悬浮条原来的底色是写死的深色，深色文字压上去就看不见了 */
html[data-theme="light"] .inq-bar{background:rgba(251,249,244,.96);border-color:rgba(20,18,14,.14);box-shadow:0 18px 50px rgba(20,18,14,.18)}
html[data-theme="light"] .inq-bar .acts button{background:rgba(20,18,14,.04);border-color:rgba(20,18,14,.14)}
html[data-theme="light"] .inq-form input,html[data-theme="light"] .inq-form textarea,html[data-theme="light"] .inq-form .cbox .cbox-btn{background:rgba(20,18,14,.04)}
.inq-msg{font-size:13px;color:var(--gold);min-height:20px}
.inq-msg.bad{color:#E08A82}
@media(max-width:680px){.card-acts{grid-template-columns:1fr}.inq-chips{display:none}.inq-form .row{grid-template-columns:1fr}.inq-bar{gap:10px;padding:10px 12px;border-radius:18px}}


/* ── 产品卡真实链接（2026-10-26） ────────────────────────────
   图与标题各一个 <a href="/product-xxx.html">：无 JS 也能点进详情页，
   Google 也才有站内链接可跟（此前卡片只有 JS click，源码里零内链）。 */
.card-pic > .card-link{display:block;width:100%;height:100%;color:inherit}
.card-body h4 a,.card-title{color:inherit;text-decoration:none}
.card-body h4 a:hover,.card-title:hover{color:var(--gold)}
.card-link:focus-visible,.card-title:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}