/* Shenyue Kobelco Parts — industrial B2B design system */
:root {
  --navy-900: #0A2440;
  --navy-700: #0C2D4D;
  --navy-500: #1B4568;
  --navy-100: #E3EBF3;
  --orange-600: #D87608;
  --orange-500: #E8820C;
  --orange-100: #FBEEDC;
  --ink: #1A2332;
  --ink-soft: #4A5568;
  --bg: #F7F8FA;
  --card: #FFFFFF;
  --line: #E2E7EE;
  --radius: 10px;
  --wrap: 1160px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Barlow', sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: 17px;
  text-wrap: pretty;
}
h1, h2, h3, .display {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0.01em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); text-transform: uppercase; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); text-transform: uppercase; }
h3 { font-size: 1.35rem; }
a { color: var(--navy-500); text-decoration: none; }
a:hover { color: var(--orange-600); }
img { max-width: 100%; display: block; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* ===== top bar + nav ===== */
.topbar {
  background: var(--navy-900);
  color: #B9C7D6;
  font-size: 0.85rem;
}
.topbar .wrap {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 7px; padding-bottom: 7px; gap: 16px; flex-wrap: wrap;
}
.topbar a { color: #DDE7F0; }
header.site {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
}
nav.main {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap;
}
.logo { display: flex; flex-direction: column; line-height: 1.05; }
.logo b {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.7rem; text-transform: uppercase;
  color: var(--navy-900); letter-spacing: 0.02em; font-weight: 700;
}
.logo b span { color: var(--orange-600); }
.logo small { font-size: 0.72rem; color: var(--ink-soft); letter-spacing: 0.14em; text-transform: uppercase; }
nav.links { display: flex; gap: 6px; flex-wrap: wrap; }
nav.links a {
  padding: 9px 14px; font-weight: 500; font-size: 0.98rem;
  border-radius: 6px; color: var(--ink);
}
nav.links a:hover, nav.links a.active { background: var(--navy-100); color: var(--navy-700); }
.btn {
  display: inline-block; padding: 13px 26px; border-radius: 8px;
  font-weight: 600; font-size: 1rem; transition: transform .15s ease, background .15s ease;
  border: 0; cursor: pointer;
}
.btn-orange { background: var(--orange-500); color: #fff; }
.btn-orange:hover { background: var(--orange-600); color: #fff; transform: translateY(-1px); }
.btn-ghost { border: 2px solid rgba(255,255,255,.55); color: #fff; }
.btn-ghost:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,.08); }
.btn-navy { background: var(--navy-700); color: #fff; }
.btn-navy:hover { background: var(--navy-500); color: #fff; }

/* ===== hero ===== */
.hero {
  background: var(--navy-700) url('../img/hero-texture.svg') center/cover no-repeat;
  color: #fff; padding: 84px 0 92px;
}
.hero .kicker {
  color: var(--orange-500); font-weight: 600; letter-spacing: 0.18em;
  text-transform: uppercase; font-size: 0.9rem; margin-bottom: 14px;
}
.hero h1 { max-width: 760px; }
.hero p.lead { max-width: 640px; font-size: 1.15rem; color: #C9D6E2; margin: 18px 0 30px; }
.hero .cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 44px; margin-top: 52px; flex-wrap: wrap; }
.hero-stats b {
  font-family: 'Barlow Condensed', sans-serif; font-size: 2.6rem;
  display: block; color: var(--orange-500); line-height: 1;
}
.hero-stats span { color: #B9C7D6; font-size: 0.95rem; }

/* ===== sections ===== */
section { padding: 72px 0; }
section.alt { background: var(--card); }
.sec-head { max-width: 720px; margin-bottom: 40px; }
.sec-head .kicker {
  color: var(--orange-600); font-weight: 600; letter-spacing: 0.16em;
  text-transform: uppercase; font-size: 0.85rem;
}
.sec-head p { color: var(--ink-soft); margin-top: 10px; font-size: 1.05rem; }
.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); }

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px;
  transition: box-shadow .18s ease, transform .18s ease;
}
.card:hover { box-shadow: 0 10px 26px rgba(10,36,64,.10); transform: translateY(-2px); }
.card h3 { margin-bottom: 8px; color: var(--navy-700); }
.card p { color: var(--ink-soft); font-size: 0.98rem; }
.card .tag {
  display: inline-block; background: var(--orange-100); color: var(--orange-600);
  font-size: 0.78rem; font-weight: 600; padding: 3px 10px; border-radius: 20px;
  margin-bottom: 12px; letter-spacing: 0.04em; text-transform: uppercase;
}
a.card { display: block; color: inherit; }
a.card:hover h3 { color: var(--orange-600); }
.card .more { color: var(--orange-600); font-weight: 600; font-size: 0.92rem; margin-top: 14px; display: inline-block; }

/* model / part list rows */
.cat-list { list-style: none; margin-top: 14px; }
.cat-list li {
  padding: 9px 0 9px 26px; border-bottom: 1px dashed var(--line);
  color: var(--ink-soft); position: relative; font-size: 0.97rem;
}
.cat-list li::before {
  content: ""; position: absolute; left: 4px; top: 16px;
  width: 9px; height: 9px; background: var(--orange-500); border-radius: 2px;
}

/* photo placeholder */
.ph {
  background: repeating-linear-gradient(45deg, #EDF1F5, #EDF1F5 12px, #F6F8FA 12px, #F6F8FA 24px);
  border: 1.5px dashed #B8C4D0; border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: #7C8B9B; font-size: 0.9rem; text-align: center; padding: 18px;
  min-height: 180px;
}
.ph.tall { min-height: 300px; }
.ph-note { font-size: 0.8rem; color: #93A2B1; margin-top: 8px; }

/* trust strip */
.strip { background: var(--navy-900); color: #fff; padding: 44px 0; }
.strip .wrap { display: flex; gap: 40px; justify-content: space-between; flex-wrap: wrap; }
.strip b { font-family: 'Barlow Condensed', sans-serif; font-size: 2.2rem; color: var(--orange-500); display: block; line-height: 1.1; }
.strip span { color: #AFC0D0; font-size: 0.95rem; }

/* CTA band */
.cta-band { background: var(--orange-500); color: #fff; padding: 58px 0; }
.cta-band .wrap { display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #FDEBD3; max-width: 560px; }
.cta-band .btn { background: var(--navy-900); color: #fff; }
.cta-band .btn:hover { background: var(--navy-500); }

/* ===== footer ===== */
footer.site { background: var(--navy-900); color: #93A5B8; padding: 56px 0 30px; font-size: 0.94rem; }
footer.site h4 {
  color: #fff; font-family: 'Barlow Condensed', sans-serif; text-transform: uppercase;
  font-size: 1.05rem; letter-spacing: 0.08em; margin-bottom: 14px;
}
footer.site a { color: #C4D2DF; }
footer.site a:hover { color: var(--orange-500); }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 36px; }
.foot-links { list-style: none; }
.foot-links li { margin-bottom: 9px; }
.foot-bottom {
  border-top: 1px solid #1B3A57; margin-top: 40px; padding-top: 20px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 0.84rem; color: #6E8299;
}
.disclaimer { font-size: 0.8rem; color: #6E8299; max-width: 640px; margin-top: 14px; line-height: 1.55; }

/* ===== search page ===== */
.search-box {
  display: flex; gap: 12px; max-width: 640px; margin: 0 auto 14px;
}
.search-box input {
  flex: 1; padding: 15px 18px; font-size: 1.05rem; border: 2px solid var(--line);
  border-radius: 8px; font-family: inherit; outline: none;
}
.search-box input:focus { border-color: var(--orange-500); }
table.pn { width: 100%; border-collapse: collapse; background: var(--card); border-radius: var(--radius); overflow: hidden; }
table.pn th {
  background: var(--navy-700); color: #fff; text-align: left; padding: 12px 16px;
  font-family: 'Barlow Condensed', sans-serif; font-size: 1.02rem; letter-spacing: 0.05em;
  text-transform: uppercase;
}
table.pn td { padding: 12px 16px; border-bottom: 1px solid var(--line); color: var(--ink-soft); font-size: 0.96rem; }
table.pn tr:hover td { background: var(--orange-100); color: var(--ink); }
.badge { display: inline-block; padding: 2px 10px; border-radius: 20px; font-size: 0.78rem; font-weight: 600; }
.badge.ok { background: #E5F3E8; color: #1F7A33; }
.badge.ask { background: var(--orange-100); color: var(--orange-600); }

/* article */
article.post { max-width: 780px; margin: 0 auto; }
article.post p { margin: 16px 0; color: #333F4E; }
article.post h2 { margin: 34px 0 12px; }
article.post h3 { margin: 26px 0 10px; color: var(--navy-700); }
article.post ul, article.post ol { margin: 14px 0 14px 26px; color: #333F4E; }
article.post li { margin-bottom: 7px; }
.meta { color: #8296A9; font-size: 0.9rem; margin-bottom: 26px; }
.note-box {
  background: var(--orange-100); border-left: 4px solid var(--orange-500);
  padding: 16px 20px; border-radius: 8px; margin: 20px 0; color: #6B4A12;
}

/* contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 40px; }
.contact-info h3 { margin-bottom: 6px; }
.contact-info .row { margin-bottom: 22px; }
.contact-info .row b { display: block; color: var(--navy-700); text-transform: uppercase; font-size: 0.82rem; letter-spacing: 0.1em; }
form.inquiry input, form.inquiry textarea, form.inquiry select {
  width: 100%; padding: 13px 15px; margin-bottom: 14px; border: 2px solid var(--line);
  border-radius: 8px; font-family: inherit; font-size: 1rem; outline: none; background: #fff;
}
form.inquiry input:focus, form.inquiry textarea:focus, form.inquiry select:focus { border-color: var(--orange-500); }

/* breadcrumbs + page hero */
.crumbs { font-size: 0.88rem; color: #8296A9; margin-bottom: 18px; }
.crumbs a { color: #8296A9; }
.page-hero { background: var(--navy-700); color: #fff; padding: 52px 0 46px; }
.page-hero .kicker { color: var(--orange-500); font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; font-size: 0.85rem; margin-bottom: 10px; }
.page-hero p { color: #C9D6E2; max-width: 680px; margin-top: 12px; font-size: 1.06rem; }

@media (max-width: 900px) {
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero { padding: 60px 0; }
  .hero-stats { gap: 26px; }
}
@media (max-width: 560px) {
  .foot-grid { grid-template-columns: 1fr; }
  .search-box { flex-direction: column; }
  nav.links a { padding: 8px 10px; font-size: 0.9rem; }
}

/* ===== v2 additions: chips, model groups, cn tags ===== */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  display: inline-block; padding: 9px 18px; border-radius: 24px;
  background: var(--card); border: 1.5px solid var(--line);
  font-weight: 600; font-size: 0.95rem; color: var(--navy-700);
  font-family: 'Barlow Condensed', sans-serif; letter-spacing: 0.03em;
  transition: all .15s ease;
}
.chip:hover { border-color: var(--orange-500); color: var(--orange-600); background: var(--orange-100); transform: translateY(-1px); }
span.chip { cursor: default; }
span.chip:hover { border-color: var(--line); color: var(--navy-700); background: var(--card); transform: none; }
.model-group { margin-bottom: 26px; }
.mg-head h3 {
  font-size: 1.3rem; color: var(--navy-700); margin-bottom: 12px;
  display: flex; align-items: baseline; gap: 12px;
}
.mg-head h3 span { font-size: 0.95rem; color: var(--ink-soft); font-family: 'Barlow', sans-serif; font-weight: 400; }
.cn-tag { color: var(--orange-600); font-size: 0.85rem; margin: -4px 0 8px; font-weight: 500; }

/* ===== v3 additions: real product cards ===== */
.prod-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 18px;
  margin: 22px 0;
}
.prod-card {
  background: var(--card); border: 1.5px solid var(--line); border-radius: 14px;
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .15s ease, box-shadow .15s ease;
}
.prod-card:hover { transform: translateY(-3px); box-shadow: 0 10px 26px rgba(11,42,72,.12); border-color: var(--orange-500); }
.prod-img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; background: #F4F7FA;
}
.prod-info { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.prod-info h4 { font-size: 1rem; color: var(--navy-700); line-height: 1.3; }
.prod-sku {
  font-family: 'Barlow Condensed', sans-serif; font-size: .92rem; letter-spacing: .04em;
  color: var(--orange-600); font-weight: 600; word-break: break-all;
}
.prod-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: .8rem; }
.stock { padding: 3px 10px; border-radius: 12px; font-weight: 600; }
.stock.ok { background: #E7F6EC; color: #059669; }
.stock.ask { background: #FFF3E0; color: #B45309; }
.cat-ref { color: #8296A9; }
.btn-sm { padding: 8px 14px; font-size: .85rem; text-align: center; }
.badge.ask { background: #FFF3E0; color: #B45309; }

/* btn-outline — 2026-09-17 补（23 页在用但此前无定义） */
.btn-outline { border: 2px solid var(--navy-500); color: var(--navy-700); background: transparent; }
.btn-outline:hover { background: var(--navy-700); border-color: var(--navy-700); color: #fff; }