:root{--ink:#1c1c1c;--muted:#6f6f6f;--line:#e4e4e4;--bg:#f4f4f4;--blue:#145a96;--sans:Arial,"Noto Sans","PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.45 var(--sans)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
a{color:inherit}
.sr,.skip{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip:focus{position:fixed;z-index:80;top:8px;left:8px;width:auto;height:auto;clip:auto;background:#fff;padding:8px 12px}

.topbar{position:sticky;top:0;z-index:30;display:grid;grid-template-columns:148px minmax(0,1fr) auto;gap:18px;align-items:center;height:72px;padding:0 22px;background:#fff;border-bottom:1px solid var(--line)}
.logo{display:flex;flex-direction:column;text-decoration:none;line-height:1}
.logo span{font-size:9px;letter-spacing:.22em;color:#8a8a8a}
.logo b{font-size:20px;letter-spacing:.04em;font-weight:750}
.search{display:flex;height:44px;border:1px solid #cfcfcf;background:#fff;max-width:760px}
.search input{flex:1;min-width:0;border:0;outline:0;padding:0 14px;background:transparent}
.search button{width:48px;border:0;background:#1c1c1c;color:#fff;font-size:18px}
.top-actions{display:flex;align-items:center;gap:8px}
.heart{display:flex;align-items:center;gap:4px;height:36px;padding:0 10px;border:1px solid var(--line);background:#fff}
.heart b{font-weight:600}
.top-actions select{height:36px;border:1px solid var(--line);background:#fff;padding:0 8px}

.popular{background:#fff;padding:22px 22px 8px;border-bottom:1px solid var(--line)}
.section-row{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:14px}
.section-row h1,.section-row h2,.steps h2,.results-bar h2,.hero-copy h1,.split-copy h2{margin:0;font-size:22px;font-weight:650;letter-spacing:-.02em}
.section-row p{margin:0;color:var(--muted)}
.popular-row{display:flex;gap:12px;overflow-x:auto;padding-bottom:16px;scrollbar-width:none}
.popular-row::-webkit-scrollbar{display:none}
.model-tile{flex:0 0 148px;border:0;background:transparent;text-align:center;padding:0}
.model-tile img{width:148px;height:148px;object-fit:contain;background:#f7f7f7;border:1px solid var(--line)}
.model-tile small{display:block;margin-top:8px;color:var(--muted);font-size:11px;letter-spacing:.04em}
.model-tile strong{display:block;font-size:13px;font-weight:650}

.market{display:grid;grid-template-columns:250px minmax(0,1fr);gap:18px;padding:18px 22px 8px}
.filters{background:#fff;border:1px solid var(--line);padding:16px;align-self:start;position:sticky;top:88px}
.filters-head{display:flex;justify-content:space-between;align-items:center}
.filters h2{margin:0;font-size:16px}
.filters-head button,.filter-open,.filters-close{border:0;background:transparent;color:var(--blue);padding:0}
fieldset{border:0;margin:16px 0 0;padding:0}
legend{font-size:12px;color:var(--muted);margin-bottom:8px}
.choice-row{display:flex;flex-wrap:wrap;gap:6px}
.choice-row button{border:1px solid var(--line);background:#fff;padding:6px 10px;font-size:13px}
.choice-row button[aria-pressed="true"]{background:#1c1c1c;border-color:#1c1c1c;color:#fff}
.field{display:block;margin-top:16px}
.field span{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.field select,.sort select{width:100%;height:38px;border:1px solid #d5d5d5;background:#fff;padding:0 8px}
.filters-close,.filter-open{display:none}

.results-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px}
.results-tools{display:flex;align-items:center;gap:10px}
.sort{display:flex;align-items:center}
.sort select{width:190px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.card{position:relative;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;min-width:0}
.card-photo{border:0;background:#fff;padding:16px 16px 0;position:relative}
.card-photo img{width:100%;height:210px;object-fit:contain}
.save{position:absolute;top:8px;inset-inline-end:8px;width:32px;height:32px;border:0;background:transparent;font-size:18px}
.card-body{padding:8px 14px 14px;text-align:start}
.card-brand{margin:0;color:var(--muted);font-size:11px;letter-spacing:.08em}
.card h3{margin:3px 0 4px;font-size:16px;font-weight:650;letter-spacing:-.01em}
.card .meta{margin:0;color:var(--muted);font-size:12px}
.price{margin:10px 0 0;font-size:18px;font-weight:700}
.card-open{margin-top:8px;border:0;background:transparent;color:var(--blue);padding:0}
.empty,.fine,.lead{color:var(--muted)}
.fine{font-size:12px;margin:16px 0 28px}

.steps{background:#fff;margin:8px 22px 22px;border:1px solid var(--line);padding:22px}
.steps ol{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:16px 0 0;padding:0;list-style:none}
.steps li{display:flex;flex-direction:column;gap:4px}
.steps b{width:28px;height:28px;display:grid;place-items:center;border:1px solid #1c1c1c;border-radius:50%;font-weight:650}
.steps strong{margin-top:6px}
.steps span{color:var(--muted);font-size:13px}
.site-footer{padding:8px 22px 28px;color:var(--muted);font-size:12px}
.site-footer b{display:block;color:var(--ink);letter-spacing:.12em;margin-bottom:6px}

.site-nav{display:flex;gap:22px;align-items:center;height:44px;padding:0 22px;background:#fff;border-bottom:1px solid var(--line);overflow-x:auto;white-space:nowrap}
.site-nav a{text-decoration:none;font-size:14px}
.site-nav a:hover{color:var(--blue)}
.hero-banner{position:relative;display:grid;grid-template-columns:minmax(280px,.9fr) 1.2fr;min-height:460px;background:#12110f;color:#fff;overflow:hidden}
.hero-banner::before{content:"";position:absolute;inset:0;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='180' height='180' filter='url(%23n)' opacity='.55'/></svg>");opacity:.18;mix-blend-mode:overlay;pointer-events:none}
.hero-copy{position:relative;z-index:1;display:flex;flex-direction:column;justify-content:center;padding:48px 28px 48px 56px}
.hero-copy p{margin:0 0 14px;font-size:18px}
.hero-copy h1{font-size:clamp(36px,4.6vw,58px);line-height:.98;font-weight:750;letter-spacing:-.03em;max-width:12ch;text-transform:uppercase}
html[lang="zh-CN"] .hero-copy h1,html[lang="ja"] .hero-copy h1{text-transform:none;max-width:10em;letter-spacing:-.04em}
.hero-btn,.ghost-btn{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 18px;border-radius:8px;text-decoration:none;width:max-content}
.hero-btn{margin-top:26px;background:#fff;color:#111}
.hero-stage{position:relative;min-height:420px}
.hero-stage canvas{position:absolute;bottom:-8%;height:118%;width:auto;filter:drop-shadow(0 18px 24px rgba(0,0,0,.45))}
#heroSantos{left:2%;transform:rotate(-8deg)}
#heroSub{right:-2%;transform:rotate(7deg);z-index:1}
.split{display:grid;grid-template-columns:1.15fr .95fr;margin:18px 22px 0;border-radius:18px;overflow:hidden;background:#172033;min-height:340px}
.split img{width:100%;height:100%;object-fit:cover;min-height:300px}
.split-copy{display:flex;flex-direction:column;justify-content:center;gap:16px;padding:42px 40px;color:#fff}
.split-copy h2{font-size:clamp(28px,3vw,40px);line-height:1.15;max-width:14em}
.badge{display:flex;align-items:center;gap:8px;margin:0;font-size:18px}
.split-copy ul{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.split-copy li{padding-inline-start:22px;position:relative}
.split-copy li::before{content:"✓";position:absolute;inset-inline-start:0}
.ghost-btn{border:1px solid rgba(255,255,255,.85);color:#fff}
.split-protect{grid-template-columns:.95fr 1.15fr}

.drawer[hidden]{display:none}
.drawer{position:fixed;inset:0;z-index:40}
.backdrop{position:absolute;inset:0;border:0;background:rgba(0,0,0,.45)}
.sheet{position:absolute;top:0;bottom:0;inset-inline-end:0;width:min(560px,100%);background:#fff;overflow:auto;padding:28px 24px 40px}
.sheet-close{position:absolute;top:10px;inset-inline-end:10px;width:40px;height:40px;border:0;background:transparent;font-size:28px}
.kicker{margin:0;color:var(--muted);font-size:11px;letter-spacing:.12em;text-transform:uppercase}
html[lang="zh-CN"] .kicker,html[lang="ja"] .kicker{letter-spacing:.04em;text-transform:none}
.sheet h2{margin:6px 0 8px;font-size:28px;font-weight:650;letter-spacing:-.03em}
.gallery{background:#f7f7f7;border:1px solid var(--line);margin:8px 0 12px}
.gallery img{width:100%;height:320px;object-fit:contain}
.thumbs{display:flex;gap:8px;margin-bottom:12px}
.thumbs button{border:1px solid var(--line);background:#fff;padding:4px}
.thumbs button[aria-pressed="true"]{border-color:#1c1c1c}
.thumbs img{width:64px;height:64px;object-fit:contain}
.specs{display:grid;grid-template-columns:1fr 1fr;gap:10px 16px;margin:14px 0}
.specs div{border-top:1px solid var(--line);padding-top:8px}
.specs small{display:block;color:var(--muted);font-size:11px}
.sheet .price{font-size:26px}
.btn-dark,.btn-line{height:44px;padding:0 16px;border:1px solid #1c1c1c}
.btn-dark{background:#1c1c1c;color:#fff}
.btn-line{background:#fff}
.sheet-form label{display:block;margin:12px 0}
.sheet-form span{display:block;font-size:12px;margin-bottom:4px}
.sheet-form input,.sheet-form textarea{width:100%;border:1px solid #d5d5d5;padding:10px}
.form-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.form-error{color:#9a2b2b}
.copied{color:#176b3a}
.inquiry-watch{display:flex;gap:12px;align-items:center;padding:10px;background:#f7f7f7;margin:12px 0}
.inquiry-watch img{width:72px;height:72px;object-fit:contain}

@media(max-width:1100px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:860px){
  .topbar{grid-template-columns:1fr auto;height:auto;padding:12px;gap:10px}
  .search{grid-column:1/-1;max-width:none}
  .hero-banner,.split,.split-protect{grid-template-columns:1fr}
  .hero-copy{padding:36px 22px 12px}
  .hero-stage{min-height:280px}
  .hero-stage canvas{height:100%}
  .split{margin:12px}
  .split-copy{padding:28px 22px 32px}
  .market{grid-template-columns:1fr;padding:12px}
  .filters{position:fixed;z-index:35;inset:0;overflow:auto;display:none}
  .filters.open{display:block}
  .filters-close,.filter-open{display:inline-flex;align-items:center;justify-content:center}
  .filters-close{width:100%;height:44px;margin-top:18px;background:#1c1c1c;color:#fff}
  .steps{margin:8px 12px 16px}
  .steps ol{grid-template-columns:1fr 1fr}
  .popular{padding:16px 12px 0}
}
@media(max-width:560px){
  .grid,.steps ol{grid-template-columns:1fr}
  .section-row{flex-direction:column;align-items:flex-start}
  .card-photo img{height:240px}
}