* { box-sizing: border-box; }
:root{
  --bg:#04142c;
  --bg-soft:#081d3d;
  --panel:rgba(255,255,255,0.06);
  --panel-strong:rgba(255,255,255,0.10);
  --text:#e8f1ff;
  --muted:#b7c8e6;
  --line:rgba(122,180,255,0.18);
  --accent:#53c4ff;
  --accent-2:#397cff;
  --gold:#d8b46b;
  --shadow:0 18px 50px rgba(0,0,0,0.35);
  --radius:22px;
  --container:1180px;
}
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:"Inter","Noto Sans TC","Noto Sans JP",sans-serif;
  background:
    radial-gradient(circle at top, rgba(76,153,255,0.10), transparent 32%),
    linear-gradient(180deg, #020d1e 0%, #04142c 40%, #061a36 100%);
  color:var(--text);
  line-height:1.7;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
.container{ width:min(calc(100% - 40px), var(--container)); margin:0 auto; }

.site-header{
  position:sticky; top:0; z-index:100;
  backdrop-filter:blur(14px);
  background:rgba(2,12,28,0.76);
  border-bottom:1px solid rgba(255,255,255,0.06);
}
.nav-wrap{
  min-height:78px;
  display:flex; align-items:center; justify-content:space-between; gap:24px;
}
.brand{
  display:flex; align-items:center; gap:14px;
  font-weight:700; letter-spacing:.08em;
}
.brand img{
  width:48px; height:48px; object-fit:cover; border-radius:50%;
  box-shadow:0 0 0 1px rgba(83,196,255,0.25);
}
.nav{ display:flex; gap:22px; flex-wrap:wrap; align-items:center; }
.nav a{ color:var(--muted); font-size:.96rem; }
.nav a:hover,.nav a.active{ color:#fff; }
.lang-switch{ display:flex; gap:8px; margin-left:8px; }
.lang-switch a{
  padding:8px 12px; border:1px solid rgba(83,196,255,0.22);
  border-radius:999px; font-size:.88rem;
}
.lang-switch a.current{
  color:#04142c;
  background:linear-gradient(135deg,var(--accent),#7fd5ff);
  border-color:transparent;
  font-weight:700;
}

.hero{
  position:relative; overflow:hidden; padding:94px 0 78px;
}
.hero-overlay{
  position:absolute; inset:0;
  background:
    radial-gradient(circle at 18% 10%, rgba(83,196,255,0.12), transparent 24%),
    radial-gradient(circle at 82% 20%, rgba(57,124,255,0.15), transparent 24%);
  pointer-events:none;
}
.hero-grid{
  position:relative; z-index:1;
  display:grid; grid-template-columns:1.08fr .92fr; gap:42px; align-items:center;
}
.eyebrow{
  margin:0 0 10px; color:var(--accent);
  text-transform:uppercase; letter-spacing:.16em; font-size:.82rem; font-weight:700;
}
.hero h1,.section-heading h2,.page-hero h1,.section-band h2{
  margin:0;
  font-family:"Noto Serif TC","Noto Serif JP",serif;
  line-height:1.2;
}
.hero h1,.page-hero h1{
  font-size:clamp(2.3rem,5vw,4.4rem);
  margin-bottom:18px;
}
.hero-text,.lead{
  max-width:700px;
  color:var(--muted);
  font-size:1.05rem;
}
.hero-actions{
  display:flex; gap:14px; margin-top:28px; flex-wrap:wrap;
}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  min-width:140px; padding:13px 22px; border-radius:999px; font-weight:700;
  transition:.25s ease;
}
.btn-primary{ color:#04142c; background:linear-gradient(135deg,var(--accent),#7fd5ff); }
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 12px 28px rgba(83,196,255,0.22); }
.btn-secondary{
  border:1px solid rgba(83,196,255,0.28);
  color:var(--text); background:rgba(255,255,255,0.03);
}
.btn-secondary:hover{
  border-color:rgba(83,196,255,0.48);
  background:rgba(255,255,255,0.05);
}
.hero-panel{
  border-radius:30px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.03));
  box-shadow:var(--shadow);
  padding:24px;
}
.hero-panel img{ width:100%; border-radius:20px; margin-bottom:18px; }
.hero-stats{
  display:grid; grid-template-columns:repeat(3,1fr); gap:12px;
}
.stat{
  padding:14px 16px; border-radius:18px; background:rgba(255,255,255,0.05);
  border:1px solid rgba(255,255,255,0.06);
}
.stat strong{ display:block; font-size:1.12rem; color:#fff; }
.stat small{ color:var(--muted); }

.section{ padding:84px 0; }
.section-dark{ background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.03)); }
.page-hero{ padding:84px 0 34px; }
.section-heading{ max-width:860px; margin:0 auto 42px; text-align:center; }
.section-heading.align-left{ text-align:left; margin-left:0; }
.section-heading h2,.section-band h2{ font-size:clamp(1.95rem,4vw,3rem); margin-bottom:12px; }

.section-heading p,.card p,.site-footer p,.timeline-item p,.list-card li,.product-item p,.muted,.mini-card small,.showcase-text p,.process-step p,.contact-card p{
  color:var(--muted);
}

.info-grid,.business-grid,.page-grid,.showcase-grid,.process-grid,.catalog-grid,.market-grid{
  display:grid; gap:22px;
}
.info-grid{ grid-template-columns:repeat(3,1fr); }
.business-grid{ grid-template-columns:repeat(2,1fr); }
.page-grid.two{ grid-template-columns:repeat(2,1fr); }
.page-grid.three{ grid-template-columns:repeat(3,1fr); }
.showcase-grid{ grid-template-columns:1.1fr .9fr; align-items:stretch; }
.process-grid{ grid-template-columns:repeat(4,1fr); }
.catalog-grid{ grid-template-columns:repeat(3,1fr); }
.market-grid{ grid-template-columns:repeat(4,1fr); }

.card,.list-card,.timeline-item,.product-item,.showcase-box,.process-step,.market-card,.contact-card{
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--panel);
  box-shadow:var(--shadow);
}
.card,.list-card,.timeline-item,.product-item,.showcase-box,.process-step,.market-card{ padding:28px; }

.card h3,.timeline-item h3,.product-item h3,.process-step h3,.market-card h3,.showcase-text h3{
  margin-top:0; margin-bottom:10px; font-size:1.15rem;
}

.catalog-grid .product-item{
  position:relative;
  overflow:hidden;
}
.catalog-grid .product-item::before{
  content:"";
  position:absolute; inset:0 auto auto 0;
  width:100%; height:3px;
  background:linear-gradient(90deg,var(--accent),var(--gold));
  opacity:.9;
}
.badge{
  display:inline-flex; align-items:center; gap:8px;
  padding:6px 10px; border-radius:999px;
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.08);
  color:#dce9ff; font-size:.82rem; font-weight:600;
  margin-bottom:12px;
}
.product-meta{
  display:flex; flex-wrap:wrap; gap:8px; margin-top:14px;
}
.product-meta span{
  display:inline-flex; padding:6px 10px; border-radius:999px;
  background:rgba(83,196,255,0.08); border:1px solid rgba(83,196,255,0.14);
  color:#cfe8ff; font-size:.8rem;
}

.showcase-box{
  display:grid; grid-template-columns:.92fr 1.08fr; gap:24px;
  align-items:center;
}
.showcase-visual{
  min-height:320px;
  border-radius:20px;
  background:
    linear-gradient(145deg, rgba(83,196,255,0.10), rgba(216,180,107,0.05)),
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border:1px solid rgba(255,255,255,0.06);
  padding:24px;
  display:flex; flex-direction:column; justify-content:space-between;
}
.visual-stack{ display:grid; gap:12px; }
.visual-chip{
  padding:12px 14px; border-radius:16px;
  background:rgba(255,255,255,0.06); border:1px solid rgba(255,255,255,0.06);
  color:#e9f4ff; font-weight:600;
}
.visual-mark{
  display:inline-flex; align-self:flex-start;
  padding:8px 12px; border-radius:999px;
  background:rgba(216,180,107,0.12); border:1px solid rgba(216,180,107,0.28);
  color:#f1d9aa; font-size:.86rem; font-weight:700;
}

.process-step{ text-align:left; }
.step-no{
  display:inline-flex; width:42px; height:42px; align-items:center; justify-content:center;
  border-radius:50%; background:linear-gradient(135deg,var(--accent),var(--accent-2)); color:#fff;
  font-weight:700; margin-bottom:14px;
}

.market-card{
  text-align:center;
}
.market-card strong{
  display:block; font-size:1.1rem; margin-bottom:8px; color:#fff;
}

.kv{ display:grid; grid-template-columns:180px 1fr; gap:10px 20px; }
.kv div{ padding:10px 0; border-bottom:1px solid rgba(255,255,255,0.06); }
.kv strong{ color:#fff; }
.list-card ul{ margin:0; padding-left:1.1rem; }
.list-card li{ margin-bottom:10px; }
.timeline{ display:grid; gap:18px; }

.contact-wrap{ display:grid; grid-template-columns:.9fr 1.1fr; gap:30px; align-items:start; }
.contact-card{ padding:30px; }
.contact-card a{ color:#8fdcff; }
.note{
  margin-top:18px; padding:16px 18px; border-left:3px solid var(--accent);
  background:rgba(255,255,255,0.04); color:var(--muted); border-radius:14px;
}

.site-footer{
  padding:28px 0 42px; border-top:1px solid rgba(255,255,255,0.06);
}
.footer-wrap{
  display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap;
}

@media (max-width: 1080px){
  .showcase-box,.hero-grid,.contact-wrap,.info-grid,.business-grid,.page-grid.two,.page-grid.three,.catalog-grid,.process-grid,.market-grid{
    grid-template-columns:1fr;
  }
}
@media (max-width: 720px){
  .nav-wrap{ padding:14px 0; align-items:flex-start; flex-direction:column; }
  .nav{ gap:14px; }
  .section{ padding:64px 0; }
  .hero{ padding-top:56px; }
  .hero-stats{ grid-template-columns:1fr; }
  .showcase-box{ padding:22px; }
  .kv{ grid-template-columns:1fr; gap:0; }
}

.feature-card{
  overflow:hidden;
}
.feature-card img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:16px;
  margin-bottom:18px;
  border:1px solid rgba(255,255,255,0.08);
}
.hero-product-strip{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
  margin-top:18px;
}
.hero-product-strip img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:14px;
  border:1px solid rgba(255,255,255,0.08);
}
@media (max-width:1080px){
  .hero-product-strip{ grid-template-columns:1fr; }
}


.search-wrap{
  max-width: 860px;
  margin: 0 auto 34px;
}
.search-box{
  display:flex;
  align-items:center;
  gap:12px;
  padding:14px 16px;
  border-radius:18px;
  border:1px solid rgba(122,180,255,0.18);
  background:rgba(255,255,255,0.05);
  box-shadow:0 18px 50px rgba(0,0,0,0.20);
}
.search-box input{
  width:100%;
  border:none;
  outline:none;
  background:transparent;
  color:#e8f1ff;
  font-size:1rem;
}
.search-box input::placeholder{
  color:#9db5d7;
}
.search-hint{
  margin-top:10px;
  color:#9db5d7;
  font-size:.92rem;
}
.result-count{
  margin:10px 2px 0;
  color:#cfe2ff;
  font-size:.92rem;
}
.no-results{
  display:none;
  margin-top:18px;
  padding:18px 20px;
  border-radius:16px;
  border:1px solid rgba(122,180,255,0.18);
  background:rgba(255,255,255,0.04);
  color:#d9e9ff;
}
.product-item[data-hidden="true"]{
  display:none;
}
.product-list{
  display:grid;
  gap:22px;
}
.product-list .product-item{
  display:grid;
}


.home-search-section{
  padding-top: 0;
}
.home-search-card{
  max-width: 980px;
  margin: 0 auto;
  padding: 28px;
  border-radius: 24px;
  border: 1px solid rgba(122,180,255,0.18);
  background: rgba(255,255,255,0.05);
  box-shadow: 0 18px 50px rgba(0,0,0,0.22);
}
.home-search-form{
  display:flex;
  gap:12px;
  align-items:center;
  margin-top:18px;
  flex-wrap:wrap;
}
.home-search-form input{
  flex:1 1 420px;
  min-height:52px;
  padding:0 16px;
  border-radius:16px;
  border:1px solid rgba(122,180,255,0.18);
  background:rgba(255,255,255,0.04);
  color:#e8f1ff;
  outline:none;
  font-size:1rem;
}
.home-search-form input::placeholder{
  color:#9db5d7;
}
.home-search-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:16px;
}
.home-search-tags a{
  display:inline-flex;
  padding:8px 12px;
  border-radius:999px;
  font-size:.88rem;
  border:1px solid rgba(122,180,255,0.18);
  background:rgba(255,255,255,0.04);
  color:#d9e9ff;
}
.home-search-tags a:hover{
  background:rgba(83,196,255,0.08);
}