@charset "utf-8";
/* ==========================================================================
   天绚家居官网 · 设计系统 v2（Editorial）
   --------------------------------------------------------------------------
   视觉语言：冷调纸白 + 近黑 + 莫兰迪陶土单色点缀
   排版：几何无衬线大字、等宽小标、发丝线分栏、近方角、去卡片化
   动效：只动 transform / opacity / clip-path；显式属性；自定义缓动；
        :active 立即反馈；hover 走媒体查询隔离；支持 reduced-motion
   ========================================================================== */

:root{
  /* 色 */
  --bg:#F2F2EE;
  --bg-deep:#E9E9E3;
  --surface:#FFFFFF;
  --ink:#0E0E0C;
  --ink-2:#2E2E29;
  --ink-3:#55554D;
  --muted:#7E7E75;
  --line:rgba(14,14,12,.14);
  --line-soft:rgba(14,14,12,.07);
  --clay:#A4785F;
  --clay-deep:#8E6551;
  --sage:#8B9A8E;

  /* 缓动（比内置 ease 更有力度） */
  --ease-out:cubic-bezier(.23,1,.32,1);
  --ease-in-out:cubic-bezier(.77,0,.175,1);
  --ease-drawer:cubic-bezier(.32,.72,0,1);

  /* 尺度 */
  --wrap:1280px;
  --gut:clamp(20px,4vw,56px);
  --hair:1px;

  /* 字体 */
  --sans:"HarmonyOS Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"SF Mono","JetBrains Mono","Roboto Mono",Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.7;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
  -webkit-tap-highlight-color:transparent;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:var(--ink);color:var(--bg)}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}

/* ---------- 排版原子 ---------- */
.mono{
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);font-weight:400;
}
.display{
  font-size:clamp(38px,6.4vw,88px);line-height:1.02;font-weight:700;
  letter-spacing:-.035em;margin:0;
}
.h2{
  font-size:clamp(26px,3.4vw,46px);line-height:1.1;font-weight:700;
  letter-spacing:-.025em;margin:0;
}
.h3{font-size:clamp(19px,1.6vw,24px);line-height:1.3;font-weight:700;letter-spacing:-.015em;margin:0}
.lead{font-size:clamp(15px,1.15vw,17px);line-height:1.8;color:var(--ink-3);font-weight:400}
.small{font-size:13px;line-height:1.7;color:var(--muted)}

/* 章节头：标题 + 说明，发丝线收口 */
.section{padding:clamp(56px,7vw,112px) 0}
.section-tight{padding:clamp(40px,5vw,72px) 0}
.sec-head{
  display:grid;grid-template-columns:1fr auto;gap:24px;align-items:end;
  padding-bottom:18px;margin-bottom:clamp(28px,3.4vw,48px);
  border-bottom:var(--hair) solid var(--ink);
}
.sec-head-copy{display:flex;flex-direction:column;gap:12px}

/* ---------- 按钮：近方角、按压立即反馈 ---------- */
.btn{
  --btn-bg:var(--ink);
  --btn-fg:var(--bg);
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:52px;padding:0 30px;border:var(--hair) solid var(--ink);
  background:var(--btn-bg);color:var(--btn-fg);
  font-size:14px;font-weight:500;letter-spacing:.02em;white-space:nowrap;
  transition:background 200ms var(--ease-out),color 200ms var(--ease-out),
             border-color 200ms var(--ease-out),transform 140ms var(--ease-out);
}
.btn:active{transform:scale(.98)}
.btn .arw{transition:transform 240ms var(--ease-out)}
.btn-ghost{--btn-bg:transparent;--btn-fg:var(--ink)}
.btn-clay{--btn-bg:var(--clay);--btn-fg:#fff;border-color:var(--clay)}
.btn-light{--btn-bg:var(--surface);--btn-fg:var(--ink);border-color:var(--surface)}
.btn-block{width:100%}
.btn-sm{height:42px;padding:0 20px;font-size:13px}

/* 文字链接：下划线 */
.tlink{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:500;padding-bottom:4px;
  border-bottom:var(--hair) solid var(--ink);
  transition:gap 220ms var(--ease-out),color 180ms var(--ease-out);
}
.tlink:active{opacity:.7}
.tlink .arw{transition:transform 240ms var(--ease-out)}

/* ---------- 头部 ---------- */
.site-head{
  position:fixed;inset:0 0 auto;z-index:80;
  border-bottom:var(--hair) solid transparent;
  transition:background 300ms var(--ease-out),border-color 300ms var(--ease-out);
}
.site-head.is-stuck{
  background:rgba(242,242,238,.86);
  -webkit-backdrop-filter:blur(16px) saturate(1.1);
  backdrop-filter:blur(16px) saturate(1.1);
  border-bottom-color:var(--line);
}
.head-bar{display:flex;align-items:center;justify-content:space-between;gap:28px;height:76px}
.logo{display:flex;align-items:baseline;gap:10px;flex:none}

.nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-it{position:relative}
.nav-it>a{
  display:flex;align-items:center;gap:6px;height:76px;padding:0 16px;
  font-size:14px;color:var(--ink-2);
  transition:color 180ms var(--ease-out);
}
.nav-it>a::after{
  content:"";position:absolute;left:16px;right:16px;bottom:22px;height:var(--hair);
  background:var(--ink);transform:scaleX(0);transform-origin:left;
  transition:transform 260ms var(--ease-out);
}
.nav-it.is-on>a{color:var(--ink);font-weight:600}
.nav-it.is-on>a::after{transform:scaleX(1)}
@media (hover:hover) and (pointer:fine){
  .nav-it:hover>a{color:var(--ink)}
  .nav-it:hover>a::after{transform:scaleX(1)}
  .nav-it:hover .sub{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-it:hover .sub a{opacity:1;transform:none}
}
.caret{width:8px;height:5px;opacity:.45}

.sub{
  position:absolute;top:100%;left:8px;min-width:184px;
  background:var(--surface);border:var(--hair) solid var(--line);
  padding:8px;
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity 180ms var(--ease-out),transform 180ms var(--ease-out),visibility 0s 180ms;
}
.sub a{
  display:block;padding:9px 12px;font-size:13.5px;color:var(--ink-2);
  opacity:0;transform:translateY(4px);
  transition:opacity 200ms var(--ease-out),transform 200ms var(--ease-out),background 160ms;
}
.sub a:nth-child(1){transition-delay:20ms}
.sub a:nth-child(2){transition-delay:40ms}
.sub a:nth-child(3){transition-delay:60ms}
.sub a:nth-child(4){transition-delay:80ms}
@media (hover:hover) and (pointer:fine){
  .sub a:hover{background:var(--bg-deep)}
}

.head-act{display:flex;align-items:center;gap:16px;flex:none}
.head-tel{display:flex;flex-direction:column;line-height:1.25;text-align:right}
.head-tel em{font-family:var(--mono);font-size:9.5px;letter-spacing:.18em;color:var(--muted);font-style:normal;text-transform:uppercase}
.head-tel b{font-size:15px;font-weight:600;letter-spacing:.01em}

.burger{display:none;width:42px;height:42px;position:relative}
.burger i{
  position:absolute;left:11px;width:20px;height:1.5px;background:var(--ink);
  transition:transform 260ms var(--ease-out),opacity 160ms;
}
.burger i:first-child{top:18px}
.burger i:last-child{top:25px}
.burger.is-on i:first-child{transform:translateY(3.5px) rotate(45deg)}
.burger.is-on i:last-child{transform:translateY(-3.5px) rotate(-45deg)}

/* 抽屉：ease-drawer 曲线 */
.drawer{position:fixed;inset:0;z-index:90;visibility:hidden}
.drawer::before{
  content:"";position:absolute;inset:0;background:rgba(14,14,12,.36);
  opacity:0;transition:opacity 300ms var(--ease-out);
}
.drawer-in{
  position:absolute;inset:0 0 0 auto;width:min(88vw,380px);background:var(--bg);
  display:flex;flex-direction:column;padding:20px 22px 26px;
  transform:translateX(100%);
  transition:transform 420ms var(--ease-drawer);
  overflow-y:auto;overscroll-behavior:contain;
}
.drawer.is-open{visibility:visible}
.drawer.is-open::before{opacity:1}
.drawer.is-open .drawer-in{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-x{width:38px;height:38px;font-size:16px;color:var(--muted)}
.drawer-nav>a{
  display:flex;align-items:baseline;justify-content:space-between;
  padding:16px 0;font-size:21px;font-weight:700;letter-spacing:-.01em;
  border-bottom:var(--hair) solid var(--line-soft);
}
.drawer-nav>a span{font-family:var(--mono);font-size:11px;color:var(--muted);font-weight:400}
.drawer-sub{display:flex;flex-wrap:wrap;gap:6px;padding:12px 0 4px}
.drawer-sub a{font-size:12.5px;color:var(--ink-3);border:var(--hair) solid var(--line);padding:5px 12px}
.drawer-foot{margin-top:auto;padding-top:26px}

/* ---------- Hero ---------- */
.hero{position:relative;padding-top:76px;overflow:hidden}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
  min-height:min(760px,calc(100svh - 76px));align-items:stretch;
}
.hero-copy{
  display:flex;flex-direction:column;justify-content:center;
  padding:clamp(40px,6vw,84px) clamp(24px,3.4vw,56px) clamp(40px,6vw,84px) var(--gut);
  max-width:660px;
}
.hero-eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:clamp(20px,2.6vw,34px)}
.hero-eyebrow .bar{width:38px;height:var(--hair);background:var(--ink);flex:none}
.hero h1{margin-bottom:24px}
.hero-copy .lead{max-width:38ch}
.hero-cta{display:flex;gap:12px;margin-top:clamp(28px,3vw,40px);flex-wrap:wrap}
.hero-media{position:relative;background:var(--bg-deep);overflow:hidden}
.hero-media img{
  width:100%;height:100%;object-fit:cover;
  /* 只用 clip-path 揭示，不碰 transform —— transform 留给 JS 视差 */
  animation:heroIn 1100ms var(--ease-out) both;
}
@keyframes heroIn{
  from{clip-path:inset(0 0 9% 0);opacity:.55}
  to{clip-path:inset(0 0 0 0);opacity:1}
}
.hero-media-cap{
  position:absolute;left:0;right:0;bottom:0;padding:clamp(18px,2vw,28px) clamp(18px,2.4vw,32px);
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  background:linear-gradient(to top,rgba(14,14,12,.62),rgba(14,14,12,0));
  color:#fff;
}
.hero-media-cap b{font-size:13px;font-weight:500;letter-spacing:.02em}
.hero-media-cap span{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;opacity:.8}

/* 规格行 */
.spec-row{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:var(--hair) solid var(--ink);border-bottom:var(--hair) solid var(--line);
}
.spec-row>div{padding:clamp(20px,2.4vw,32px) clamp(14px,2vw,28px);border-left:var(--hair) solid var(--line-soft)}
.spec-row>div:first-child{border-left:0;padding-left:0}
.spec-row b{display:block;font-size:clamp(24px,2.6vw,34px);font-weight:700;letter-spacing:-.03em;line-height:1}
.spec-row b sup{font-size:.42em;color:var(--clay);margin-left:2px;top:-.7em}
.spec-row>div>span{display:block;margin-top:8px;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
/* 数字本体必须是 inline-block 且继承 <b> 的字号，不能被上面的标签样式命中 */
.spec-row b .fx-num{display:inline-block;font:inherit;letter-spacing:inherit;color:inherit;margin:0;text-transform:none;font-variant-numeric:tabular-nums}

/* ---------- 跑马灯 ---------- */
.ticker{border-bottom:var(--hair) solid var(--line);overflow:hidden;background:var(--bg)}
.ticker-in{display:flex;width:max-content;animation:tick 48s linear infinite}
.ticker-in span{
  display:inline-flex;align-items:center;gap:22px;padding:13px 22px;
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3);
  white-space:nowrap;
}
.ticker-in span::after{content:"";width:5px;height:5px;background:var(--clay);flex:none}
@keyframes tick{to{transform:translate3d(-50%,0,0)}}

/* ---------- 套餐：三栏，无卡片 ---------- */
.pack-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,32px)}
.pack{display:flex;flex-direction:column;position:relative}
.pack-media{position:relative;aspect-ratio:4/5;overflow:hidden;background:var(--bg-deep)}
.pack-media img{width:100%;height:100%;object-fit:cover;transition:transform 700ms var(--ease-out)}
.pack-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(14,14,12,.5),rgba(14,14,12,0) 52%);
}
.pack-idx{
  position:absolute;top:16px;left:16px;z-index:2;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:#fff;
}
.pack-name{
  position:absolute;left:clamp(16px,1.6vw,22px);bottom:clamp(16px,1.6vw,22px);z-index:2;
  color:#fff;font-size:clamp(20px,1.8vw,26px);font-weight:700;letter-spacing:-.02em;
}
.pack-body{display:flex;flex-direction:column;gap:10px;padding-top:16px}
.pack-spec{font-size:13.5px;line-height:1.7;color:var(--ink-3)}
.pack-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:6px;padding-top:12px;border-top:var(--hair) solid var(--line-soft);
}
.pack-count{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--muted)}
.pack-count b{color:var(--ink);font-weight:600}
.pack-go{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--ink);text-transform:uppercase}
.pack-line{
  position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--clay);
  transform:scaleX(0);transform-origin:left;
  transition:transform 420ms var(--ease-out);
}

/* ---------- 花型网格：竖构图、无边框 ---------- */
.sel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(12px,1.6vw,24px)}
.sel-grid.g5{grid-template-columns:repeat(5,1fr)}
.pc{display:block;position:relative}
.pc-media{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--bg-deep)}
.pc-media img{width:100%;height:100%;object-fit:cover;transition:transform 720ms var(--ease-out)}
.pc-badge{
  position:absolute;top:10px;left:10px;z-index:2;
  font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;
  background:var(--surface);color:var(--ink);padding:3px 7px;
}
.pc-view{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:10px;text-align:center;color:#fff;
  font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;
  background:rgba(14,14,12,.5);
  opacity:0;transform:translateY(100%);
  transition:opacity 240ms var(--ease-out),transform 300ms var(--ease-out);
}
.pc-body{padding-top:11px}
.pc-name{font-size:14.5px;font-weight:600;letter-spacing:-.01em;line-height:1.35}
.pc-meta{margin-top:3px;font-family:var(--mono);font-size:10px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase}

/* ---------- 墨黑带（工程） ---------- */
.band-ink{background:var(--ink);color:#EDEDE7;position:relative;overflow:hidden}
.band-ink .mono{color:rgba(237,237,231,.5)}
.band-ink .h2{color:#FFF}
.band-ink .lead{color:rgba(237,237,231,.66)}
.eng-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:clamp(32px,5vw,80px);align-items:center}
.eng-copy{padding:clamp(48px,6vw,88px) 0}
.eng-copy .h2{margin-bottom:20px}
.eng-list{
  display:grid;grid-template-columns:1fr 1fr;margin-top:clamp(28px,3.4vw,44px);
  border-top:var(--hair) solid rgba(237,237,231,.18);
}
.eng-cell{padding:22px 20px 22px 0;border-bottom:var(--hair) solid rgba(237,237,231,.18)}
.eng-cell:nth-child(even){padding-left:20px;border-left:var(--hair) solid rgba(237,237,231,.18)}
.eng-cell em{
  display:block;font-family:var(--mono);font-size:10px;letter-spacing:.16em;
  color:var(--clay);font-style:normal;margin-bottom:10px;
}
.eng-cell b{display:block;font-size:16px;font-weight:600;color:#fff;margin-bottom:5px}
.eng-cell span{font-size:12.5px;line-height:1.65;color:rgba(237,237,231,.55)}
.eng-visual{position:relative;aspect-ratio:4/5;overflow:hidden}
.eng-visual img{width:100%;height:100%;object-fit:cover;opacity:.92}

/* ---------- 标尺式历程 ---------- */
.ruler{border-top:var(--hair) solid var(--ink);margin-top:clamp(24px,3vw,36px)}
.ruler-row{
  display:grid;grid-template-columns:120px 1fr;gap:clamp(20px,3vw,44px);
  padding:clamp(18px,2vw,26px) 0;border-bottom:var(--hair) solid var(--line-soft);
  position:relative;
}
.ruler-row::before{
  content:"";position:absolute;left:0;top:0;width:0;height:var(--hair);
  background:var(--ink);transition:width 420ms var(--ease-out);
}
.ruler-year{
  font-size:clamp(22px,2.4vw,32px);font-weight:700;letter-spacing:-.03em;line-height:1;
  color:var(--clay-deep);font-variant-numeric:tabular-nums;
}
.ruler-txt{font-size:14px;line-height:1.85;color:var(--ink-3);padding-top:2px}

/* ---------- 关于：编辑版式 ---------- */
.about-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(28px,4.4vw,68px);align-items:center}
.about-media{display:grid;grid-template-columns:1fr 1fr;gap:clamp(8px,1vw,14px);align-items:start}
.about-media .m1{aspect-ratio:3/4;overflow:hidden;background:var(--bg-deep)}
.about-media .m2{aspect-ratio:3/4;overflow:hidden;background:var(--bg-deep);margin-top:clamp(24px,3.4vw,52px)}
.about-media img{width:100%;height:100%;object-fit:cover}
.about-copy .h2{margin-bottom:20px}
.about-list{margin-top:clamp(24px,3vw,36px);border-top:var(--hair) solid var(--line)}
.about-list li{
  display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;
  padding:18px 0;border-bottom:var(--hair) solid var(--line-soft);
}
.about-list em{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:var(--clay);
  font-style:normal;padding-top:3px;
}
.about-list b{display:block;font-size:15.5px;font-weight:600;margin-bottom:4px}
.about-list span{font-size:13.5px;line-height:1.75;color:var(--ink-3)}

/* ---------- 新闻：图文列表 ---------- */
.news-list{border-top:var(--hair) solid var(--ink)}
.news-item{
  display:grid;grid-template-columns:184px 1fr auto;gap:clamp(16px,2.4vw,34px);
  align-items:start;padding:clamp(18px,2vw,26px) 0;
  border-bottom:var(--hair) solid var(--line-soft);
  transition:background 200ms var(--ease-out),padding-left 260ms var(--ease-out);
}
.news-thumb{
  position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--bg-deep);
}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 640ms var(--ease-out)}
.news-main{min-width:0}
.news-meta{
  display:flex;align-items:center;gap:10px;margin-bottom:7px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted);
}
.news-meta date{font-variant-numeric:tabular-nums}
.news-meta span{padding:2px 8px;border:var(--hair) solid var(--line);color:var(--ink-3)}
.news-item b{display:block;font-size:clamp(15px,1.5vw,18px);font-weight:600;letter-spacing:-.01em;line-height:1.5}
.news-item p{margin-top:7px;font-size:13px;line-height:1.75;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item .news-arw{
  font-family:var(--mono);font-size:13px;color:var(--muted);padding-top:4px;
  transition:transform 240ms var(--ease-out),color 200ms;
}

/* ---------- CTA ---------- */
.cta{background:var(--clay);color:#fff;position:relative;overflow:hidden}
.cta::after{
  content:"";position:absolute;right:-6%;top:-30%;width:52%;height:160%;
  background:radial-gradient(closest-side,rgba(255,255,255,.16),transparent);
  pointer-events:none;
}
.cta-in{
  display:grid;grid-template-columns:1fr auto;gap:clamp(24px,4vw,64px);
  align-items:center;padding:clamp(44px,5.4vw,76px) 0;position:relative;z-index:2;
}
.cta-in .h2{color:#fff;margin-bottom:12px}
.cta-in p{color:rgba(255,255,255,.78);font-size:14px;line-height:1.8}
.cta-act{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页头（内页） ---------- */
.page-head{padding-top:76px;border-bottom:var(--hair) solid var(--line)}
.page-head-in{padding:clamp(44px,6vw,84px) 0 clamp(28px,3.4vw,44px)}
.page-head .display{font-size:clamp(32px,4.6vw,64px);margin-top:14px}
.page-head .lead{margin-top:16px;max-width:60ch}
.crumbs{padding:14px 0 0}
.crumbs-in{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);flex-wrap:wrap}
.crumbs-in i{font-style:normal;opacity:.4}
.crumbs-in span{color:var(--ink-2)}

/* ---------- 筛选 ---------- */
.filter{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding:clamp(20px,2.4vw,30px) 0;border-bottom:var(--hair) solid var(--line);
}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chips a{
  padding:8px 16px;font-size:13px;color:var(--ink-3);
  border:var(--hair) solid var(--line);
  transition:color 180ms var(--ease-out),border-color 180ms var(--ease-out),
             background 180ms var(--ease-out),transform 140ms var(--ease-out);
}
.chips a:active{transform:scale(.98)}
.chips a.is-on{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.chips a span{opacity:.5;font-family:var(--mono);font-size:10.5px;margin-left:4px}
.filter-search{display:flex;align-items:center}
.filter-search input{
  height:38px;padding:0 14px;font-family:inherit;font-size:13px;
  background:transparent;border:var(--hair) solid var(--line);border-right:0;
  color:var(--ink);width:190px;
  transition:border-color 180ms var(--ease-out),background 180ms var(--ease-out);
}
.filter-search input:focus{outline:none;border-color:var(--ink);background:var(--surface)}
.filter-search button{
  height:38px;padding:0 16px;background:var(--ink);color:var(--bg);
  font-size:12.5px;font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;
  transition:transform 140ms var(--ease-out),background 180ms;
}
.filter-search button:active{transform:scale(.98)}
.filter-n{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--muted)}

/* ---------- 分页 ---------- */
.pager{
  display:flex;align-items:center;gap:4px;margin-top:clamp(36px,4.4vw,60px);flex-wrap:wrap;
  border-top:var(--hair) solid var(--line);padding-top:22px;
}
.pg,.pg-btn{
  min-width:38px;height:38px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--ink-2);
  border:var(--hair) solid transparent;
  transition:border-color 180ms var(--ease-out),background 180ms var(--ease-out),
             color 180ms var(--ease-out),transform 140ms var(--ease-out);
}
.pg:active,.pg-btn:active{transform:scale(.96)}
.pg.is-on{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.pg-btn{border-color:var(--line);font-family:var(--sans);font-size:12.5px}
.pg-btn.is-off{opacity:.3;pointer-events:none}
.pg-gap{color:var(--muted);padding:0 4px}
.pg-info{margin-left:auto;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:var(--muted)}

/* ---------- 产品详情 ---------- */
.pd{display:grid;grid-template-columns:1.04fr .96fr;gap:clamp(28px,4vw,64px);align-items:start}
.pd-gal{position:sticky;top:96px}
.pd-main{aspect-ratio:4/5;overflow:hidden;background:var(--bg-deep)}
.pd-main img{width:100%;height:100%;object-fit:cover}
.pd-thumbs{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}
.pd-thumbs button{
  width:66px;height:66px;overflow:hidden;border:var(--hair) solid var(--line);
  transition:border-color 180ms var(--ease-out),transform 140ms var(--ease-out);
}
.pd-thumbs button:active{transform:scale(.96)}
.pd-thumbs button.is-on{border-color:var(--ink)}
.pd-thumbs img{width:100%;height:100%;object-fit:cover}
.pd-title{font-size:clamp(26px,3.2vw,42px);font-weight:700;letter-spacing:-.03em;line-height:1.1;margin:10px 0 14px}
.pd-lead{font-size:14.5px;line-height:1.85;color:var(--ink-3);margin-bottom:clamp(22px,2.6vw,32px)}
.spec{border-top:var(--hair) solid var(--ink);margin-bottom:clamp(24px,2.8vw,34px)}
.spec div{
  display:grid;grid-template-columns:92px 1fr;gap:16px;
  padding:12px 0;border-bottom:var(--hair) solid var(--line-soft);font-size:13.5px;
}
.spec dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding-top:3px}
.spec dd{margin:0;color:var(--ink-2)}
.pd-act{display:flex;gap:10px;flex-wrap:wrap}
.pd-note{margin-top:18px;font-size:12px;line-height:1.8;color:var(--muted)}

/* ---------- 富文本 ---------- */
.rich{font-size:15px;line-height:1.9;color:var(--ink-3)}
.rich p{margin:0 0 16px}
.rich img{margin:24px 0;width:100%;height:auto;background:var(--bg-deep)}
.rich h2,.rich h3{color:var(--ink);font-weight:700;letter-spacing:-.02em;margin:34px 0 14px;line-height:1.25}
.rich h2{font-size:24px}
.rich h3{font-size:19px}
.rich strong{color:var(--ink);font-weight:600}
.rich ul{padding-left:18px;list-style:disc;margin:0 0 16px}
.rich li{margin-bottom:7px}
.rich a{color:var(--clay-deep);border-bottom:var(--hair) solid currentColor}
.rich blockquote{
  margin:0 0 18px;padding:16px 0 16px 20px;border-left:2px solid var(--clay);
  color:var(--ink-2);
}
.rich table{width:100%;border-collapse:collapse;font-size:13.5px;margin:0 0 18px}
.rich th,.rich td{border-bottom:var(--hair) solid var(--line-soft);padding:9px 10px;text-align:left}
.rich th{border-bottom-color:var(--line);font-weight:600;color:var(--ink)}

/* ---------- 数据带 / 文化卡 ---------- */
.stat-band{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:var(--hair) solid var(--ink);border-bottom:var(--hair) solid var(--line);
}
.stat-band>div{padding:clamp(20px,2.6vw,34px) clamp(14px,2vw,26px);border-left:var(--hair) solid var(--line-soft)}
.stat-band>div:first-child{border-left:0;padding-left:0}
.stat-band b{display:block;font-size:clamp(22px,2.4vw,32px);font-weight:700;letter-spacing:-.03em;line-height:1}
.stat-band b sup{font-size:.42em;color:var(--clay);top:-.7em}
.stat-band>div>span{display:block;margin-top:8px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

.vals{display:grid;grid-template-columns:repeat(3,1fr);border-top:var(--hair) solid var(--ink)}
.val{padding:clamp(22px,2.6vw,32px) clamp(18px,2.4vw,28px) clamp(22px,2.6vw,32px) 0;border-bottom:var(--hair) solid var(--line-soft)}
.val+.val{padding-left:clamp(18px,2.4vw,28px);border-left:var(--hair) solid var(--line-soft)}
.val em{font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:var(--clay);font-style:normal}
.val b{display:block;font-size:17px;font-weight:700;margin:10px 0 8px;letter-spacing:-.015em}
.val p{font-size:13px;line-height:1.75;color:var(--ink-3)}

/* ---------- 历程（关于页竖排） ---------- */
.mile{border-top:var(--hair) solid var(--ink);margin-top:clamp(22px,2.6vw,32px)}
.mile-row{
  display:grid;grid-template-columns:110px 24px 1fr;gap:clamp(12px,2vw,26px);
  padding:20px 0;border-bottom:var(--hair) solid var(--line-soft);
}
.mile-year{font-size:clamp(19px,2vw,26px);font-weight:700;letter-spacing:-.03em;color:var(--clay-deep);font-variant-numeric:tabular-nums}
.mile-mark{position:relative;display:flex;justify-content:center}
.mile-mark::before{content:"";position:absolute;top:0;bottom:-21px;width:var(--hair);background:var(--line)}
.mile-row:last-child .mile-mark::before{display:none}
.mile-mark i{position:relative;top:9px;width:6px;height:6px;background:var(--clay)}
.mile-txt{font-size:13.5px;line-height:1.85;color:var(--ink-3)}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:clamp(30px,4.4vw,72px);align-items:start}
.c-list{border-top:var(--hair) solid var(--ink)}
.c-item{display:grid;grid-template-columns:78px 1fr;gap:16px;padding:20px 0;border-bottom:var(--hair) solid var(--line-soft)}
.c-item dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);padding-top:3px}
.c-item dd{margin:0}
.c-item b{display:block;font-size:13px;color:var(--muted);font-weight:400;margin-bottom:3px}
.c-item .c-big{font-size:clamp(22px,2.4vw,28px);font-weight:700;letter-spacing:-.02em;color:var(--ink);font-variant-numeric:tabular-nums}
.c-item span{font-size:14px;line-height:1.7;color:var(--ink-2);display:block}

/* ---------- 表单 ---------- */
.form{border:var(--hair) solid var(--line);background:var(--surface);padding:clamp(24px,3vw,40px)}
.field{margin-bottom:16px}
.field label{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}
.field label .req{color:var(--clay)}
.inp,.ta,.sel{
  width:100%;padding:12px 14px;font-family:inherit;font-size:14px;color:var(--ink);
  background:transparent;border:var(--hair) solid var(--line);
  transition:border-color 180ms var(--ease-out),background 180ms var(--ease-out);
  -webkit-appearance:none;appearance:none;border-radius:0;
}
.inp:focus,.ta:focus,.sel:focus{outline:none;border-color:var(--ink);background:var(--bg)}
.ta{min-height:112px;resize:vertical;line-height:1.75}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-tip{margin-top:14px;font-size:12px;line-height:1.8;color:var(--muted)}
.alert{padding:12px 14px;font-size:13px;margin-bottom:16px;border:var(--hair) solid}
.alert.ok{border-color:var(--sage);color:#3C5245;background:rgba(139,154,142,.1)}
.alert.err{border-color:var(--clay);color:#7B4232;background:rgba(164,120,95,.09)}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--ink);color:rgba(237,237,231,.62);padding-top:clamp(48px,5.4vw,72px)}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:clamp(24px,3.4vw,56px);padding-bottom:clamp(36px,4.4vw,56px)}
.foot-logo{display:flex;align-items:baseline;gap:10px;margin-bottom:20px}
.foot-slogan{font-size:16px;font-weight:600;color:#fff;letter-spacing:-.01em;margin-bottom:12px}
.foot-desc{font-size:12.5px;line-height:1.9;color:rgba(237,237,231,.5)}
.foot-col h4{
  font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;
  color:rgba(237,237,231,.42);font-weight:400;margin-bottom:16px;
}
.foot-col a{
  display:block;font-size:13px;padding:6px 0;color:rgba(237,237,231,.62);
  transition:color 180ms var(--ease-out),transform 220ms var(--ease-out);
}
.foot-tel{font-size:clamp(22px,2.2vw,27px);font-weight:700;color:#fff;letter-spacing:-.01em;display:block;font-variant-numeric:tabular-nums}
.foot-qr{display:flex;gap:12px;align-items:center;margin-top:18px}
.foot-qr img{width:78px;height:78px;object-fit:cover;background:#fff;padding:3px}
.foot-qr span{font-size:11.5px;line-height:1.7;color:rgba(237,237,231,.5)}
.foot-bot{
  border-top:var(--hair) solid rgba(237,237,231,.12);padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:rgba(237,237,231,.4);
}

/* 移动底栏 */
.mbar{display:none}

/* ---------- 动效：进场 + 揭幕 ---------- */
/* 内容可见性不做任何入场动画依赖（.rv / .veil 保留为语义占位）
   原因：曾用 IntersectionObserver + opacity:0 做滚动揭示，实测在部分
   环境（后台标签页 / 动画时钟不推进）下 IO 不回调、动画停在起始态，
   内容被永久隐藏。宁可少一个动效，也不能让内容看不见。
   交互反馈统一走 hover / :active / transition，不依赖揭示时机。 */
.veil{overflow:hidden}

/* ---------- 触屏/精确指针隔离 ---------- */
@media (hover:hover) and (pointer:fine){
  .pack:hover .pack-media img{transform:scale(1.045)}
  .pack:hover .pack-line{transform:scaleX(1)}
  .pc:hover .pc-media img{transform:scale(1.05)}
  .pc:hover .pc-view{opacity:1;transform:translateY(0)}
  .news-item:hover{background:rgba(14,14,12,.025);padding-left:10px}
  .news-item:hover .news-arw{transform:translateX(5px);color:var(--ink)}
  .btn:hover{background:var(--ink-2)}
  .btn-ghost:hover{background:var(--ink);color:var(--bg)}
  .btn-clay:hover{background:var(--clay-deep)}
  .btn-light:hover{background:var(--bg-deep)}
  .btn:hover .arw{transform:translateX(3px)}
  .tlink:hover{gap:13px;color:var(--clay-deep)}
  .tlink:hover .arw{transform:translateX(3px)}
  .foot-col a:hover{color:#fff;transform:translateX(3px)}
  .ruler-row:hover::before{width:100%}
  .chips a:hover{border-color:var(--ink)}
}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .sel-grid,.sel-grid.g5{grid-template-columns:repeat(3,1fr)}
  .nav-it>a{padding:0 12px;font-size:13.5px}
  .head-tel{display:none}
}
@media (max-width:1024px){
  .nav{display:none}
  .burger{display:block}
  .head-bar{height:66px}
  .hero{padding-top:66px}
  .hero-grid{grid-template-columns:1fr;min-height:0}
  .hero-copy{padding:clamp(34px,6vw,56px) var(--gut) clamp(28px,4vw,40px);max-width:none;order:1}
  .hero-media{order:2;aspect-ratio:16/11}
  .pack-grid{grid-template-columns:1fr 1fr}
  .eng-grid,.about-grid,.pd,.contact-grid{grid-template-columns:1fr}
  .eng-copy{padding:clamp(40px,6vw,64px) 0 0}
  .eng-visual{aspect-ratio:16/11}
  .pd-gal{position:static}
  .foot-top{grid-template-columns:1fr 1fr}
  .cta-in{grid-template-columns:1fr;gap:24px}
  .spec-row{grid-template-columns:1fr 1fr}
  .spec-row>div:nth-child(3){border-left:0;padding-left:0}
  .spec-row>div:nth-child(-n+2){border-bottom:var(--hair) solid var(--line-soft)}
  .vals{grid-template-columns:1fr}
  .val+.val{padding-left:0;border-left:0}
  .stat-band{grid-template-columns:1fr 1fr}
  .stat-band>div:nth-child(3){border-left:0;padding-left:0}
}
@media (max-width:768px){
  body{padding-bottom:62px}
  .sel-grid,.sel-grid.g5{grid-template-columns:1fr 1fr;gap:10px}
  .pack-grid{grid-template-columns:1fr}
  .sel-grid .pc-name{font-size:13px}
  .sel-grid .pc-meta{font-size:9px}
  .filter{gap:12px}
  .filter-search{width:100%}
  .filter-search input{flex:1;width:auto}
  .news-item{grid-template-columns:112px 1fr;gap:14px;align-items:center}
  .news-item p{display:none}
  .news-meta{margin-bottom:5px}
  .news-item .news-arw{display:none}
  .form-row{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr;gap:30px}
  .foot-bot{flex-direction:column;align-items:flex-start;gap:6px}
  .page-head{padding-top:66px}
  .pg-info{width:100%;margin:6px 0 0}
  .hero-cta{width:100%}
  .hero-cta .btn{flex:1}
  .pd-thumbs button{width:56px;height:56px}
  .mile-row{grid-template-columns:72px 18px 1fr}
  .cta-act{width:100%}
  .cta-act .btn{flex:1}
  .eng-cell{padding-right:14px}
  .eng-cell b{font-size:15px}
  .eng-cell span{font-size:12px}
  .mbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:70;
    background:rgba(242,242,238,.94);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border-top:var(--hair) solid var(--line);
    padding:6px 4px calc(6px + env(safe-area-inset-bottom));
  }
  .mbar a{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
    padding:5px 0;font-family:var(--mono);font-size:9.5px;letter-spacing:.06em;
    text-transform:uppercase;color:var(--ink-2);
  }
  .mbar svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.5}
  .mbar .mb-main{color:var(--clay-deep)}
  .site-foot{padding-bottom:56px}
}
@media (max-width:380px){
  .display{font-size:32px}
}

/* ---------- 无障碍：减少动态 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .ticker-in{animation:none}
  .hero-media img{animation:none}
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
}

/* ---------- 墨黑底上的历程（关于页） ---------- */
.mile-ink .mile-row{border-bottom-color:rgba(237,237,231,.12)}
.mile-ink .mile-year{color:#C99A7B}
.mile-ink .mile-mark::before{background:rgba(237,237,231,.16)}
.mile-ink .mile-mark i{background:#C99A7B}
.mile-ink .mile-txt{color:rgba(237,237,231,.7)}

/* ---------- 品牌 logo（沿用旧站原始 logo 图形） ---------- */
.logo{display:flex;align-items:center;flex:none}
.logo-img{
  display:block;width:auto;height:40px;
  transition:opacity 180ms var(--ease-out);
}
.logo:active .logo-img{opacity:.7}
.foot-logo{display:block;margin-bottom:20px}
.foot-logo .logo-img{height:42px;filter:brightness(0) invert(1)}
.drawer-top .logo-img{height:34px}

@media (max-width:768px){
  .logo-img{height:32px}
  .foot-logo .logo-img{height:34px}
}

/* ==========================================================================
   FX v3 · 设计感增强层
   --------------------------------------------------------------------------
   铁律：任何入场效果的起始态都**不是完全隐藏**。
   位移最多 0.35em、遮罩最多裁 12% 边，动画卡住时内容依然可读。
   滚动进度条 / 数字滚动 / 光标跟随等由 JS 在 document.visibilityState
   为 visible 时才启动，页面不可见时直接落终值。
   ========================================================================== */

/* ---------- 1. 顶部滚动进度 ---------- */
.fx-progress{
  position:fixed;left:0;top:0;right:0;height:2px;z-index:99;
  pointer-events:none;background:transparent;
}
.fx-progress i{
  display:block;height:100%;width:100%;background:var(--clay);
  transform:scaleX(0);transform-origin:0 50%;
  will-change:transform;
}

/* ---------- 2. Hero 分行遮罩上推 ---------- */
.fx-line{display:block;overflow:hidden;padding-bottom:.02em}
.fx-line > span{
  display:block;
  transform:translate3d(0,.34em,0);
  clip-path:inset(0 0 12% 0);
  animation:fxLine 820ms var(--ease-out) both;
}
.fx-line:nth-child(1) > span{animation-delay:60ms}
.fx-line:nth-child(2) > span{animation-delay:150ms}
.fx-line:nth-child(3) > span{animation-delay:240ms}
@keyframes fxLine{
  to{transform:translate3d(0,0,0);clip-path:inset(0 0 0 0)}
}

/* ---------- 3. 章节头：发丝线生长（纯装饰，原 border 兜底） ---------- */
.sec-head{position:relative}
.sec-head::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:currentColor;opacity:.9;
  transform:scaleX(0);transform-origin:0 50%;
  animation:fxGrow 1000ms var(--ease-out) 100ms both;
}
@keyframes fxGrow{to{transform:scaleX(1)}}

/* ---------- 4. 按钮：仅保留裁切，不做跟随光斑 ---------- */
.btn{overflow:hidden}

/* ---------- 6. 墨黑带：噪点 + 缓动光晕 ---------- */
.band-ink{isolation:isolate}
.band-ink::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  opacity:.055;mix-blend-mode:screen;
  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='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:160px 160px;
}
.band-ink::after{
  content:"";position:absolute;z-index:0;pointer-events:none;
  width:60vw;height:60vw;max-width:760px;max-height:760px;border-radius:50%;
  right:-14%;top:-18%;
  background:radial-gradient(closest-side,rgba(164,120,95,.30),transparent 70%);
  animation:fxGlow 18s ease-in-out infinite alternate;
}
@keyframes fxGlow{
  from{transform:translate3d(0,0,0) scale(1)}
  to{transform:translate3d(-8%,10%,0) scale(1.16)}
}
.band-ink > .wrap{position:relative;z-index:1}

/* ---------- 10. 数字滚动（起始即终值，JS 原地接管） ---------- */
.fx-num{display:inline-block;font-variant-numeric:tabular-nums}

/* ---------- 11. 首屏底部滚动提示 ---------- */
.fx-scroll{
  display:flex;align-items:center;gap:10px;margin-top:clamp(28px,3.4vw,44px);
  font-family:var(--mono);font-size:10px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--muted);
}
.fx-scroll i{
  position:relative;display:block;width:46px;height:1px;background:var(--line);
  overflow:hidden;
}
.fx-scroll i::after{
  content:"";position:absolute;inset:0;background:var(--clay);
  transform:translateX(-100%);
  animation:fxSweep 2400ms var(--ease-in-out) infinite;
}
@keyframes fxSweep{
  0%{transform:translateX(-100%)}
  55%,100%{transform:translateX(100%)}
}

/* ---------- 12. CTA 区：斜切光带 ---------- */
.cta{isolation:isolate}
.cta::before{
  content:"";position:absolute;z-index:1;top:-40%;left:-10%;
  width:38%;height:180%;pointer-events:none;
  background:linear-gradient(90deg,rgba(255,255,255,0),rgba(255,255,255,.13),rgba(255,255,255,0));
  transform:rotate(14deg) translateX(-30%);
  animation:fxBeam 9s ease-in-out infinite;
}
@keyframes fxBeam{
  0%,100%{transform:rotate(14deg) translateX(-30%)}
  50%{transform:rotate(14deg) translateX(330%)}
}

/* ---------- 无障碍 ---------- */
@media (prefers-reduced-motion:reduce){
  .fx-progress i{transition:none}
  .fx-line > span{transform:none;clip-path:none;animation:none}
  .sec-head::after{transform:scaleX(1);animation:none}
  .band-ink::after{animation:none}
  .cta::before{animation:none;opacity:0}
  .fx-scroll i::after{animation:none}
}