/* ==========================================================================
   LONGYIN LIMITED — equipment showcase
   Palette: ink / paper / teal / safety yellow
   ========================================================================== */

:root{
  --ink:#0D1416;
  --ink-2:#131D1F;
  --ink-3:#1D2B2C;
  --paper:#F4F1E8;
  --paper-2:#EAE5D7;
  --white:#FFFFFF;
  --teal:#0C6E68;
  --teal-l:#14908A;
  --yellow:#F2B518;
  --yellow-d:#D99E05;
  --muted:#6C7570;
  --muted-l:#9AA39D;
  --line:rgba(13,20,22,.14);
  --line-l:rgba(244,241,232,.16);
  --f-display:"Bahnschrift","Aptos Display","Segoe UI Variable Display","Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;
  --f-body:"Inter","Segoe UI","Microsoft YaHei","PingFang SC","Hiragino Sans GB",sans-serif;
  --ease:cubic-bezier(.22,.68,0,1);
  --wrap:1280px;
  --head-h:78px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html.i18n-loading body{opacity:0}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--f-body);font-size:16px;line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
  transition:opacity .28s ease;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,dl,dd,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
::selection{background:var(--yellow);color:var(--ink)}
:focus-visible{outline:2px solid var(--yellow);outline-offset:3px}
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.ic{width:1.15em;height:1.15em;flex:none;display:inline-block;vertical-align:-.18em}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 32px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:12px;
  height:52px;padding:0 24px;border:1px solid transparent;border-radius:2px;
  font-family:var(--f-display);font-size:13.5px;font-weight:600;letter-spacing:.1em;
  text-transform:uppercase;white-space:nowrap;
  transition:background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease);
}
.btn .ic{transition:transform .3s var(--ease)}
.btn:hover .ic{transform:translateX(4px)}
.btn-yellow{background:var(--yellow);color:var(--ink)}
.btn-yellow:hover{background:#FFC62F}
.btn-dark{background:var(--ink);color:var(--paper)}
.btn-dark:hover{background:var(--teal)}
.btn-ghost{border-color:rgba(244,241,232,.4);color:var(--paper)}
.btn-ghost:hover{background:rgba(244,241,232,.1);border-color:var(--paper)}
.btn-line{border-color:var(--line);color:var(--ink);background:transparent}
.btn-line:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.btn-sm{height:42px;padding:0 16px;font-size:12px;gap:8px}
.btn-block{width:100%}

/* ---------- top bar ---------- */
.topbar{background:#080D0F;color:#8B958F;font-size:12px;letter-spacing:.06em}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:34px;gap:16px}
.topbar a{color:var(--yellow);display:inline-flex;align-items:center;gap:6px}
.topbar a::after{content:"→";transition:transform .25s var(--ease)}
.topbar a:hover::after{transform:translateX(3px)}

/* ---------- header ---------- */
.head{
  position:sticky;top:0;z-index:90;
  background:#0B1113;
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:box-shadow .3s var(--ease);
}
.head.scrolled{box-shadow:0 10px 40px rgba(0,0,0,.28)}
.head-in{display:flex;align-items:center;justify-content:space-between;gap:28px;height:var(--head-h)}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{height:34px;width:auto;flex:none}
.brand-word{
  font-family:var(--f-display);font-size:16px;font-weight:600;letter-spacing:.19em;
  color:#F4F1E8;line-height:1;padding-top:2px;
}
.brand-word small{display:block;font-size:7.5px;letter-spacing:.36em;color:#98A19B;margin-top:4px;font-weight:400}
.brand img{height:46px;width:auto}
.nav{display:flex;align-items:center;gap:30px;margin-left:auto}
.nav a{
  position:relative;color:#CFD3CB;font-size:14px;letter-spacing:.03em;padding:6px 0;
  transition:color .2s;
}
.nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--yellow);
  transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease);
}
.nav a:hover,.nav a.active{color:#fff}
.nav a:hover::after,.nav a.active::after{transform:scaleX(1)}
.head-act{display:flex;align-items:center;gap:12px}
.head-act .btn-dark{border:1px solid rgba(255,255,255,.16)}
.head-act .btn-dark:hover{background:var(--yellow);color:var(--ink);border-color:var(--yellow)}
.lang{
  display:flex;align-items:center;border:1px solid rgba(255,255,255,.22);border-radius:2px;
  font-family:var(--f-display);font-size:11.5px;letter-spacing:.05em;overflow:hidden;height:32px;
}
.lang span{padding:0 9px;line-height:30px;color:#9BA49E;transition:background .2s,color .2s}
.lang span.on{background:var(--yellow);color:var(--ink);font-weight:700}
.burger{display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.2);color:#EDEAE0;place-items:center;border-radius:2px}
.burger .ic{width:22px;height:22px}

/* ---------- hero ---------- */
.hero{
  position:relative;min-height:calc(100svh - var(--head-h) - 34px);
  display:flex;flex-direction:column;justify-content:flex-end;
  background:var(--ink);color:var(--paper);overflow:hidden;
}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media picture,.hero-media img{width:100%;height:100%;display:block}
.hero-media img{object-fit:cover;object-position:58% 55%;transform:scale(1.02);animation:heroIn 1.6s var(--ease) both}
@keyframes heroIn{from{transform:scale(1.08);opacity:.4}to{transform:scale(1.02);opacity:1}}
.hero-veil{
  position:absolute;inset:0;
  background:
    linear-gradient(100deg,rgba(8,13,15,.94) 0%,rgba(8,13,15,.82) 30%,rgba(8,13,15,.42) 58%,rgba(8,13,15,.12) 78%,rgba(8,13,15,.35) 100%),
    linear-gradient(to top,rgba(8,13,15,.92) 0%,rgba(8,13,15,.1) 42%,rgba(8,13,15,.25) 100%);
}
.hero-in{
  position:relative;z-index:2;flex:1;display:flex;align-items:center;
  justify-content:space-between;gap:40px;padding-top:56px;padding-bottom:36px;
}
.hero-copy{max-width:720px}
.eyebrow{
  display:flex;align-items:center;gap:10px;
  font-family:var(--f-display);font-size:11px;font-weight:600;letter-spacing:.2em;
  text-transform:uppercase;color:var(--muted);
}
.eyebrow>span:first-child{width:9px;height:9px;background:var(--yellow);flex:none}
.eyebrow.light{color:rgba(244,241,232,.62)}
.hero h1{
  margin-top:26px;
  font-family:var(--f-display);font-weight:700;font-size:clamp(42px,5.4vw,82px);
  line-height:1.04;letter-spacing:-.015em;color:#F6F3EA;
  text-wrap:balance;
}
.hero h1 em{font-style:normal;color:var(--yellow);white-space:nowrap}
.hero h1 em::after{display:none}
.hero .lede{
  margin-top:26px;max-width:52ch;color:#CFD4CC;font-size:clamp(14.5px,1.15vw,17px);line-height:1.75;
}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero-card{
  flex:none;width:266px;background:rgba(244,241,232,.97);color:var(--ink);
  padding:22px 22px 18px;border-top:4px solid var(--yellow);
  box-shadow:0 24px 60px rgba(0,0,0,.35);
  align-self:flex-end;margin-bottom:8px;
  animation:cardIn .7s var(--ease) .1s both;
}
@keyframes cardIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.hc-label{font-family:var(--f-display);font-size:10px;letter-spacing:.18em;color:#7A817B;text-transform:uppercase}
.hero-card h3{margin-top:10px;font-family:var(--f-display);font-size:24px;letter-spacing:-.01em}
.hc-spec{margin-top:2px;font-size:12.5px;color:#5E6660;letter-spacing:.04em}
.hc-foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid rgba(13,20,22,.14)}
.hc-price{font-family:var(--f-display);font-size:22px;font-weight:700;color:var(--teal)}
.hc-link{width:36px;height:36px;background:var(--ink);color:var(--paper);display:grid;place-items:center;border-radius:2px;transition:background .25s}
.hc-link:hover{background:var(--teal)}

.hero-stats{
  position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(244,241,232,.16);padding-top:22px;padding-bottom:26px;
}
.stat b{
  display:block;font-family:var(--f-display);font-weight:700;font-size:clamp(24px,2.4vw,34px);
  line-height:1.1;letter-spacing:.01em;color:#F6F3EA;
}
.stat:last-child b{font-size:clamp(20px,2vw,27px);letter-spacing:.04em;color:var(--yellow)}
.stat span{display:block;margin-top:4px;font-size:12px;letter-spacing:.12em;color:#98A19B;text-transform:uppercase}

/* ---------- brand marquee ---------- */
.brandbar{background:var(--ink);color:#8D9690;border-top:1px solid rgba(255,255,255,.06);overflow:hidden;padding:16px 0}
.brandbar-track{display:flex;align-items:center;gap:26px;width:max-content;animation:marquee 46s linear infinite}
.brandbar:hover .brandbar-track{animation-play-state:paused}
.brandbar span{font-family:var(--f-display);font-size:14px;letter-spacing:.14em;white-space:nowrap;opacity:.78}
.brandbar i{width:5px;height:5px;background:var(--yellow);opacity:.6;flex:none;transform:rotate(45deg)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- section scaffolding ---------- */
.sec{padding:clamp(64px,7.5vw,108px) 0;position:relative}
.sec-head{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:end;margin-bottom:44px}
.sec-head h2{
  margin-top:18px;font-family:var(--f-display);font-size:clamp(30px,3.3vw,48px);
  line-height:1.08;letter-spacing:-.012em;font-weight:700;
}
.sec-desc{color:var(--muted);font-size:15px;line-height:1.8;max-width:46ch;justify-self:end}
.sec-desc.light{color:rgba(244,241,232,.66)}

/* ---------- categories ---------- */
.cats{background:var(--paper)}
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.cat-tile{
  position:relative;display:block;overflow:hidden;background:#D9D6CB;
  aspect-ratio:1/1;border-radius:2px;isolation:isolate;
}
.cat-tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease),filter .5s}
.cat-tile::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(to top,rgba(6,11,12,.88) 0%,rgba(6,11,12,.35) 42%,rgba(6,11,12,.02) 72%);
  transition:opacity .4s;
}
.cat-tile:hover img{transform:scale(1.05)}
.cat-tile[data-id="crane"],.cat-tile[data-id="excavator"]{grid-column:span 2;aspect-ratio:2/1}
.cat-body{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:20px 22px;display:flex;align-items:flex-end;justify-content:space-between;gap:12px;color:#fff}
.cat-body h3{font-family:var(--f-display);font-size:22px;font-weight:600;letter-spacing:.01em;line-height:1.15}
.cat-body p{margin-top:4px;font-family:var(--f-display);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.62)}
.cat-tile[data-id="crane"] .cat-body h3{font-size:clamp(26px,2.4vw,34px)}
.cat-n{font-family:var(--f-display);font-size:11px;letter-spacing:.1em;color:var(--ink);background:var(--yellow);padding:4px 9px;border-radius:2px;flex:none}
.cat-arrow{position:absolute;top:16px;right:16px;z-index:2;width:34px;height:34px;border:1px solid rgba(255,255,255,.45);border-radius:50%;display:grid;place-items:center;color:#fff;transition:background .25s,color .25s,border-color .25s;transform:rotate(-45deg)}
.cat-tile:hover .cat-arrow{background:var(--yellow);color:var(--ink);border-color:var(--yellow)}

/* ---------- stock ---------- */
.stock{background:#FBF9F3}
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:26px;flex-wrap:wrap}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  height:36px;padding:0 15px;border:1px solid var(--line);border-radius:2px;
  font-size:13px;letter-spacing:.02em;color:#4C5550;background:transparent;
  display:inline-flex;align-items:center;gap:7px;transition:all .22s var(--ease);
}
.chip b{font-family:var(--f-display);font-size:11px;color:#98A09A;font-weight:600}
.chip:hover{border-color:var(--ink);color:var(--ink)}
.chip.on{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.chip.on b{color:var(--yellow)}
.tool-note{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.06em;color:var(--muted)}
.tool-note .ic{width:16px;height:16px;color:var(--teal)}

.lot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.lot-card{
  display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);
  border-radius:2px;overflow:hidden;position:relative;
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .3s;
}
.lot-card:hover{transform:translateY(-5px);box-shadow:0 24px 50px rgba(13,20,22,.13);border-color:rgba(13,20,22,.3)}
.lot-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:#DDE0DC;cursor:pointer}
.lot-media img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease)}
.lot-card:hover .lot-media img{transform:scale(1.045)}
.lot-badges{position:absolute;top:12px;left:12px;display:flex;gap:6px;z-index:2;flex-wrap:wrap}
.badge{
  font-family:var(--f-display);font-size:9.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  padding:4px 8px;background:rgba(9,14,15,.82);color:#F4F1E8;border-radius:2px;
  -webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);
}
.badge.hot{background:var(--yellow);color:var(--ink)}
.badge.vid{background:var(--teal);color:#fff;display:inline-flex;align-items:center;gap:3px}
.badge.vid .ic{width:10px;height:10px}
.lot-photos{
  position:absolute;right:12px;bottom:12px;z-index:2;display:inline-flex;align-items:center;gap:5px;
  background:rgba(9,14,15,.78);color:#F4F1E8;font-size:11px;padding:4px 8px;border-radius:2px;
  letter-spacing:.04em;
}
.lot-photos .ic{width:13px;height:13px}
.lot-body{padding:18px 20px 16px;display:flex;flex-direction:column;gap:4px;flex:1}
.lot-brand{font-family:var(--f-display);font-size:10.5px;letter-spacing:.2em;color:var(--teal);text-transform:uppercase;font-weight:600}
.lot-name{font-family:var(--f-display);font-size:23px;font-weight:600;line-height:1.15;letter-spacing:-.005em;margin-top:2px}
.lot-meta{color:var(--muted);font-size:12.5px;letter-spacing:.03em}
.lot-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.lot-price{font-family:var(--f-display);font-size:21px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.lot-price small{display:block;font-family:var(--f-body);font-size:10px;font-weight:400;color:var(--muted);letter-spacing:.09em;text-transform:uppercase;margin-top:1px}
.lot-price.ask{font-size:15px;color:var(--teal);letter-spacing:.02em}
.lot-go{
  width:38px;height:38px;border:1px solid var(--line);display:grid;place-items:center;border-radius:2px;
  transition:background .25s,color .25s,border-color .25s;color:var(--ink);
}
.lot-card:hover .lot-go{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.more-row{display:flex;flex-direction:column;align-items:center;gap:14px;margin-top:44px;text-align:center}
.fine{font-size:12px;color:var(--muted);line-height:1.7;max-width:52ch}

/* ---------- catalog ---------- */
.catalog{background:var(--paper)}
.catbar{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:18px}
.catbar .chips{gap:6px}
.catbar .chip{height:34px;font-size:12.5px;padding:0 12px}
.catbar-right{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.search{
  display:flex;align-items:center;gap:9px;height:42px;padding:0 12px;min-width:300px;
  background:var(--white);border:1px solid var(--line);border-radius:2px;transition:border-color .2s;
}
.search:focus-within{border-color:var(--ink)}
.search .ic{width:16px;height:16px;color:var(--muted)}
.search input{border:0;outline:0;background:transparent;width:100%;font:inherit;font-size:13.5px;color:var(--ink)}
.search input::placeholder{color:#9AA29C}
.search-clear{display:none;width:22px;height:22px;color:var(--muted);place-items:center}
.search.has .search-clear{display:grid}
.select select{
  height:42px;padding:0 34px 0 12px;border:1px solid var(--line);border-radius:2px;background:var(--white);
  font:inherit;font-size:13px;color:var(--ink);cursor:pointer;appearance:none;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236C7570' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 10px center;background-size:14px;
}
.result-line{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:20px}
.result-line span:first-child{color:var(--ink);font-family:var(--f-display);font-weight:700;font-size:14px}
.catalog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.cat-card{
  background:var(--white);border:1px solid var(--line);border-radius:2px;display:flex;flex-direction:column;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .3s;overflow:hidden;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(13,20,22,.12);border-color:rgba(13,20,22,.28)}
.cat-media{position:relative;aspect-ratio:1/1;background:#DADCE0;overflow:hidden;cursor:pointer}
.cat-media img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.cat-card:hover .cat-media img{transform:scale(1.045)}
.cat-flag{
  position:absolute;top:10px;left:10px;font-family:var(--f-display);font-size:9px;letter-spacing:.12em;
  text-transform:uppercase;padding:3px 7px;background:rgba(244,241,232,.94);color:var(--ink);border-radius:1px;
}
.cat-flag.acc{background:var(--teal);color:#fff}
.cat-body2{padding:15px 15px 14px;display:flex;flex-direction:column;flex:1}
.cat-model{font-family:var(--f-display);font-size:16.5px;font-weight:600;line-height:1.2;letter-spacing:-.005em}
.cat-sub{font-size:11px;color:var(--muted);letter-spacing:.05em;margin-top:3px;text-transform:uppercase}
.cat-specs{margin-top:10px;display:flex;flex-direction:column;gap:3px;border-top:1px solid var(--line);padding-top:9px}
.cat-specs>span{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:11.5px;color:#5C655F}
.cat-specs>span>span{color:#939B95;flex:none}
.cat-specs b{font-weight:500;color:#2C3531;text-align:right;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cat-price{display:flex;align-items:flex-end;justify-content:space-between;gap:8px;margin-top:12px;padding-top:10px;border-top:1px solid var(--line)}
.cat-price b{font-family:var(--f-display);font-size:17px;color:var(--ink);letter-spacing:0}
.cat-price small{display:block;font-size:9.5px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-weight:400}
.cat-ask{font-size:11px;letter-spacing:.06em;color:var(--teal);display:inline-flex;align-items:center;gap:3px}

/* ---------- service ---------- */
.service{background:var(--ink);color:var(--paper);overflow:hidden}
.service::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:72px 72px;
}
.service .wrap{position:relative;z-index:1}
.service h2{color:#F6F3EA}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:8px}
.step{border-top:1px solid rgba(244,241,232,.2);padding-top:20px;position:relative}
.step::before{content:"";position:absolute;top:-1px;left:0;width:0;height:2px;background:var(--yellow);transition:width .5s var(--ease)}
.step:hover::before{width:100%}
.step-n{font-family:var(--f-display);font-size:11px;letter-spacing:.18em;color:var(--yellow)}
.step h4{font-family:var(--f-display);font-size:19px;font-weight:600;margin-top:26px;color:#F6F3EA}
.step p{margin-top:8px;font-size:13px;line-height:1.7;color:rgba(244,241,232,.58)}
.svc-strip{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:46px;padding-top:24px;border-top:1px solid rgba(244,241,232,.14)}
.svc-strip div{display:flex;align-items:center;gap:8px;font-size:12.5px;color:rgba(244,241,232,.72);letter-spacing:.03em}
.svc-strip .ic{color:var(--yellow);width:16px;height:16px}

/* ---------- about ---------- */
.about{background:#FBF9F3}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,5vw,80px);align-items:center}
.about-photos{position:relative;height:clamp(420px,44vw,560px)}
.ap{position:absolute;overflow:hidden;background:#ddd;border-radius:2px;box-shadow:0 20px 40px rgba(13,20,22,.12)}
.ap img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease)}
.ap:hover img{transform:scale(1.04)}
.ap-1{left:0;top:0;width:58%;height:66%}
.ap-2{right:0;top:12%;width:36%;height:44%}
.ap-3{left:14%;bottom:0;width:40%;height:38%;border:6px solid #FBF9F3}
.ap-mark{
  position:absolute;right:0;bottom:6%;font-family:var(--f-display);font-size:12px;font-weight:700;
  letter-spacing:.22em;line-height:1.5;color:var(--teal);text-align:right;
}
.about-copy h2{margin-top:18px;font-family:var(--f-display);font-size:clamp(32px,3.6vw,52px);line-height:1.08;letter-spacing:-.015em}
.about-copy>p{margin-top:20px;color:#4A534E;font-size:15px;line-height:1.85;max-width:52ch}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:16px 24px;margin:30px 0 32px;padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.facts dt{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.facts dd{margin:4px 0 0;font-family:var(--f-display);font-size:15px;font-weight:600;color:var(--ink)}

/* ---------- contact ---------- */
.contact{background:var(--ink-2);color:var(--paper);position:relative;overflow:hidden}
.contact::after{
  content:"";position:absolute;right:-140px;bottom:-180px;width:520px;height:520px;border:1px solid rgba(242,181,24,.18);border-radius:50%;pointer-events:none;
}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,5vw,76px);align-items:start;position:relative;z-index:1}
.contact h2{margin-top:18px;font-family:var(--f-display);font-size:clamp(34px,4vw,56px);line-height:1.05;letter-spacing:-.015em;color:#F6F3EA}
.contact .lede{margin-top:22px;color:rgba(244,241,232,.66);font-size:15px;line-height:1.8;max-width:44ch}
.contact-lines{margin-top:36px;display:flex;flex-direction:column;gap:18px}
.contact-note{margin-top:22px;font-size:12px;letter-spacing:.04em;color:rgba(244,241,232,.46);line-height:1.7}
.cline{display:flex;align-items:center;gap:14px;padding-bottom:16px;border-bottom:1px solid rgba(244,241,232,.12);transition:border-color .25s}
a.cline:hover{border-color:var(--yellow)}
.ci{width:40px;height:40px;border:1px solid rgba(244,241,232,.22);display:grid;place-items:center;border-radius:50%;color:var(--yellow);flex:none}
.cline b{display:block;font-family:var(--f-display);font-size:15.5px;font-weight:600;color:#F4F1E8;letter-spacing:.01em}
.cline small{display:block;font-size:11.5px;color:rgba(244,241,232,.5);margin-top:2px;line-height:1.5}
.quote-form{background:var(--paper);color:var(--ink);padding:clamp(24px,3vw,38px);border-radius:2px;border-top:4px solid var(--yellow)}
.qf-title{font-family:var(--f-display);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:18px}
.field{margin-bottom:16px}
.field label{display:block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.field input,.field textarea{
  width:100%;border:1px solid var(--line);background:#FCFAF5;border-radius:2px;
  padding:11px 12px;font:inherit;font-size:14px;color:var(--ink);resize:vertical;
  transition:border-color .2s,background .2s;
}
.field input:focus,.field textarea:focus{outline:0;border-color:var(--ink);background:#fff}
.field input::placeholder,.field textarea::placeholder{color:#A6ADA6}
.field.err input,.field.err textarea{border-color:#B33A2B}
.quote-form .btn{margin-top:6px}
.quote-form .fine{margin-top:12px}

/* ---------- footer ---------- */
.foot{background:#080D0F;color:#8E9791;padding:64px 0 0}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:46px}
.foot-brand .brand-foot{margin-bottom:16px}
.foot-brand .brand-mark{height:38px}
.foot-brand .brand-word{font-size:18px}
.foot-brand p{font-size:12.5px;line-height:1.75;max-width:34ch}
.foot-col h4{font-family:var(--f-display);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:#E9E5D9;margin-bottom:14px}
.foot-col>a,.foot-col>span{display:block;font-size:13px;padding:5px 0;color:#8E9791;transition:color .2s}
.foot-col a:hover{color:var(--yellow)}
.foot-bot{border-top:1px solid rgba(255,255,255,.09);padding-top:20px;padding-bottom:26px;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.foot-bot p{font-size:11px;color:#6D7671;letter-spacing:.03em;max-width:70ch;line-height:1.7}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:24px}
.modal.open{display:flex}
.modal-veil{position:absolute;inset:0;background:rgba(5,9,10,.78);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);animation:fade .3s ease both}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal-panel{
  position:relative;z-index:1;background:var(--paper);width:100%;max-width:1180px;max-height:92vh;overflow:auto;
  border-radius:2px;box-shadow:0 40px 100px rgba(0,0,0,.45);animation:panelIn .45s var(--ease) both;
  scrollbar-width:thin;
}
@keyframes panelIn{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
.modal-x{position:absolute;top:14px;right:14px;z-index:5;width:40px;height:40px;background:rgba(9,14,15,.85);color:#fff;display:grid;place-items:center;border-radius:50%;transition:background .2s}
.modal-x:hover{background:var(--teal)}
.modal-x .ic{width:18px;height:18px}

.lot-detail{display:grid;grid-template-columns:1.2fr .8fr}
.gallery{padding:22px;background:#EDE9DE}
.gal-main{position:relative;aspect-ratio:4/3;background:#0B1113;overflow:hidden;border-radius:1px;display:flex;align-items:center;justify-content:center}
.gal-main img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;display:block}
.gal-nav{
  position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;
  background:rgba(9,14,15,.55);color:#fff;display:grid;place-items:center;transition:background .2s;
  -webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);
}
.gal-nav:hover{background:var(--yellow);color:var(--ink)}
.gal-nav.prev{left:12px}.gal-nav.next{right:12px}
.gal-count{position:absolute;bottom:12px;left:12px;background:rgba(9,14,15,.7);color:#fff;font-size:11px;letter-spacing:.08em;padding:4px 9px;border-radius:2px}
.gal-zoom{position:absolute;bottom:12px;right:12px;display:inline-flex;align-items:center;gap:5px;background:rgba(9,14,15,.7);color:#fff;font-size:11px;padding:5px 9px;border-radius:2px;letter-spacing:.05em}
.gal-zoom:hover{background:var(--yellow);color:var(--ink)}
.gal-zoom .ic{width:13px;height:13px}
.gal-video-btn{
  position:absolute;top:12px;right:12px;display:inline-flex;align-items:center;gap:6px;
  background:rgba(9,14,15,.76);color:#fff;font-size:11px;letter-spacing:.06em;
  padding:7px 11px;border-radius:2px;transition:background .2s,color .2s;
}
.gal-video-btn:hover{background:var(--yellow);color:var(--ink)}
.gal-video-btn .ic{width:13px;height:13px}
.gal-video-btn[hidden]{display:none}
.gal-thumbs{display:grid;grid-template-columns:repeat(6,1fr);gap:6px;margin-top:6px}
.gal-thumbs button{aspect-ratio:1/1;overflow:hidden;border:2px solid transparent;padding:0;background:#D8D5CC;opacity:.72;transition:opacity .2s,border-color .2s}
.gal-thumbs button img{width:100%;height:100%;object-fit:cover}
.gal-thumbs button:hover{opacity:1}
.gal-thumbs button.on{border-color:var(--yellow);opacity:1}
.lot-video{margin-top:10px}
.lot-video video{width:100%;display:block;background:#000;border-radius:2px}
.video-label{display:flex;align-items:center;gap:7px;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.video-label .ic{width:13px;height:13px;color:var(--teal)}

.lot-info{padding:34px 32px 30px;display:flex;flex-direction:column;align-self:start}
.li-eyebrow{font-family:var(--f-display);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--teal);font-weight:600}
.lot-info h3,.cd-info h3{font-family:var(--f-display);font-size:clamp(26px,2.6vw,36px);font-weight:700;line-height:1.1;margin-top:8px;letter-spacing:-.01em}
.li-sub{color:var(--muted);font-size:13.5px;margin-top:6px;letter-spacing:.03em}
.li-price{display:flex;align-items:baseline;gap:10px;margin-top:18px;padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.li-price>span{font-family:var(--f-display);font-size:clamp(28px,3vw,38px);font-weight:700;color:var(--ink);letter-spacing:-.01em}
.li-price small{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.li-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.li-tags span{font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--line);padding:3px 8px;border-radius:2px;color:#59625C}
.li-specs{margin-top:14px;display:grid;grid-template-columns:1fr 1fr;gap:0 22px}
.li-specs div{padding:9px 0;border-bottom:1px solid var(--line);min-width:0}
.li-specs dt,.li-specs span:first-child{font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);display:block}
.li-specs dd,.li-specs span:last-child{margin:2px 0 0;font-family:var(--f-display);font-size:14px;font-weight:600;color:var(--ink);word-break:break-word}
.li-note{font-size:11.5px;line-height:1.7;color:var(--muted);margin-top:16px}
.li-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.li-actions .btn{flex:1 1 auto;height:46px;font-size:11.5px;padding:0 14px}

.cat-detail{display:grid;grid-template-columns:1fr 1fr;min-height:440px}
.cd-media{position:relative;background:#DADCE0;display:flex;align-items:center;justify-content:center;overflow:hidden}
.cd-media img{width:100%;height:100%;object-fit:cover;max-height:560px}
.cd-cat{position:absolute;top:16px;left:16px;background:rgba(244,241,232,.94);font-family:var(--f-display);font-size:10px;letter-spacing:.14em;text-transform:uppercase;padding:5px 9px;border-radius:2px}
.cd-info{padding:38px 34px 30px;display:flex;flex-direction:column}

/* ---------- lightbox ---------- */
.lightbox{position:fixed;inset:0;z-index:300;background:rgba(4,8,9,.95);display:none;align-items:center;justify-content:center;padding:40px}
.lightbox.open{display:flex}
.lightbox img{max-width:94vw;max-height:88vh;object-fit:contain}
.lightbox video{display:none;max-width:92vw;max-height:86vh;background:#000;outline:0}
.lightbox.video-mode img{display:none}
.lightbox.video-mode .lb-nav,.lightbox.video-mode .lb-count{display:none}
.lightbox.video-mode video{display:block}
.lb-x{position:absolute;top:20px;right:24px;color:#fff;width:44px;height:44px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.25);border-radius:50%}
.lb-x .ic{width:20px;height:20px}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);color:#fff;width:52px;height:52px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.25);border-radius:50%;transition:background .2s,color .2s}
.lb-nav:hover{background:var(--yellow);color:var(--ink)}
.lb-nav.prev{left:24px}.lb-nav.next{right:24px}
.lb-nav .ic{width:22px;height:22px}
.lb-count{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.6);font-size:12px;letter-spacing:.14em}

/* ---------- totop / toast ---------- */
.totop{
  position:fixed;right:22px;bottom:22px;z-index:80;width:46px;height:46px;background:var(--ink);color:var(--paper);
  display:grid;place-items:center;border-radius:2px;opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .3s,transform .3s,background .25s;box-shadow:0 10px 24px rgba(0,0,0,.2);
}
.totop .ic{transform:rotate(-90deg);width:18px;height:18px}
.totop.show{opacity:1;pointer-events:auto;transform:none}
.totop:hover{background:var(--teal)}
.toast{
  position:fixed;left:50%;bottom:30px;transform:translate(-50%,20px);z-index:400;
  background:var(--ink);color:var(--paper);padding:12px 20px;border-radius:2px;font-size:13px;
  opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;max-width:90vw;text-align:center;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- language-specific bits ---------- */
.addr-en{display:none}
html[lang="en"] .addr-zh{display:none}
html[lang="en"] .addr-en{display:inline}
html[lang="en"] .zh-name{display:none}
.mbar{display:none}

/* ---------- misc ---------- */
body.no-scroll{overflow:hidden}
section[id],div[id="top"]{scroll-margin-top:calc(var(--head-h) + 18px)}
.empty{font-size:14px}
.empty .btn{text-transform:none;letter-spacing:.02em}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ==========================================================================
   responsive
   ========================================================================== */
@media (max-width:1180px){
  .wrap{padding:0 26px}
  .nav{gap:22px}
  .lot-grid{grid-template-columns:repeat(3,1fr);gap:16px}
  .catalog-grid{grid-template-columns:repeat(3,1fr)}
  .hero-card{width:238px}
  .sec-head{grid-template-columns:1fr;gap:18px}
  .sec-desc{justify-self:start;max-width:60ch}
}
@media (max-width:980px){
  :root{--head-h:70px}
  .nav{
    position:absolute;top:100%;left:0;right:0;z-index:88;
    flex-direction:column;align-items:flex-start;gap:0;background:#0B1113;
    padding:8px 26px 22px;border-bottom:1px solid rgba(255,255,255,.1);
    max-height:calc(100svh - var(--head-h));overflow:auto;
    transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;
  }
  .nav.open{opacity:1;transform:none;pointer-events:auto}
  .nav a{width:100%;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.07);font-size:15px}
  .nav a::after{display:none}
  .burger{display:grid}
  .head-act .btn{display:none}
  .hero{min-height:auto}
  .hero-in{padding-top:64px;padding-bottom:26px}
  .hero-card{display:none}
  .hero h1{font-size:clamp(38px,8vw,60px)}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:18px 0;padding-bottom:24px}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .cat-tile[data-id="crane"]{grid-column:span 2;grid-row:span 1;aspect-ratio:16/9}
  .cat-tile[data-id="excavator"]{grid-column:span 2;aspect-ratio:16/9}
  .cat-tile[data-id="dozer"],.cat-tile[data-id="roller"]{grid-column:span 1;aspect-ratio:1/1}
  .lot-grid{grid-template-columns:repeat(2,1fr)}
  .catalog-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:22px}
  .about-grid{grid-template-columns:1fr;gap:40px}
  .about-photos{height:420px;order:2}
  .contact-grid{grid-template-columns:1fr;gap:36px}
  .foot-top{grid-template-columns:1fr 1fr;gap:30px}
  .lot-detail{grid-template-columns:1fr}
  .gallery{padding:14px}
  .lot-info{padding:26px 22px}
  .cat-detail{grid-template-columns:1fr}
  .cd-media img{max-height:340px}
  .modal{padding:14px}
  .modal-panel{max-height:94vh}
}
@media (max-width:640px){
  .wrap{padding:0 18px}
  .topbar{display:none}
  body{padding-bottom:calc(66px + env(safe-area-inset-bottom))}
  .mbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:75;gap:8px;
    padding:8px 14px calc(8px + env(safe-area-inset-bottom));
    background:rgba(244,241,232,.97);border-top:1px solid var(--line);
    -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  }
  .mbar a{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;
    border-radius:2px;font-family:var(--f-display);font-size:12px;font-weight:600;
    letter-spacing:.08em;text-transform:uppercase;
  }
  .mbar-wa{flex:1;background:var(--yellow);color:var(--ink)}
  .mbar-call{width:96px;border:1px solid var(--line);color:var(--ink);background:transparent}
  .mbar .ic{width:17px;height:17px}
  .topbar .wrap{height:32px;font-size:11px}
  .topbar span{max-width:62%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .brand img{height:38px}
  .hero h1{font-size:clamp(34px,9.6vw,46px)}
  .hero .lede{font-size:14px}
  .hero-btns .btn{flex:1 1 100%}
  .stat b{font-size:24px}
  .sec-head h2{font-size:clamp(26px,7vw,34px)}
  .cat-grid{grid-template-columns:1fr}
  .cat-tile,.cat-tile[data-id]{grid-column:span 1;aspect-ratio:16/10}
  .lot-grid{grid-template-columns:1fr}
  .catalog-grid{grid-template-columns:1fr 1fr;gap:10px}
  .cat-card .cat-model{font-size:14.5px}
  .cat-specs{display:none}
  .cat-price b{font-size:15px}
  .cat-ask{display:none}
  .search{min-width:0;width:100%}
  .catbar-right{width:100%}
  .select{width:100%}
  .select select{width:100%}
  .steps{grid-template-columns:1fr}
  .about-photos{height:330px}
  .ap-1{width:62%;height:64%}
  .ap-2{width:34%;height:42%}
  .ap-3{width:42%;height:36%}
  .foot-top{grid-template-columns:1fr;gap:26px}
  .gal-thumbs{grid-template-columns:repeat(4,1fr)}
  .li-specs{grid-template-columns:1fr 1fr}
  .li-actions .btn{flex:1 1 100%}
  .gal-nav{width:36px;height:36px}
  .gal-video-btn{left:12px;right:auto;top:12px}
  .totop{display:none}
  .modal{padding:0}
  .modal-panel{max-height:100vh;height:100%;border-radius:0}
  .modal-x{position:fixed;top:10px;right:10px}
  .lb-nav{display:none}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}