.dis-die-casting{
  
  --pri:        #c8911f;   
  --pri-dark:   #a5740f;
  --pri-soft:   #fbf3e1;   
  --accent:     #1d5b86;   
  --accent-soft:#eaf2f8;

  
  --ink:        #16202e;   
  --body:       #3c4654;   
  --muted:      #6b7685;   
  --line:       #e6e9ee;   
  --line-soft:  #eef1f5;
  --bg:         #ffffff;
  --soft:       #f6f8fb;   

  
  --yes:     #1f7a4d;  --yes-bg:  #e8f5ee;
  --no:      #b3343a;  --no-bg:   #fbeaeb;
  --neut:    #6b7685;  --neut-bg: #eef1f5;

  
  --radius:  14px;
  --radius-sm: 9px;
  --shadow:  0 10px 30px rgba(22,32,46,.08);
  --shadow-sm:0 4px 14px rgba(22,32,46,.07);
  --font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}
.dis-die-casting,.dis-die-casting *,.dis-die-casting *::before,.dis-die-casting *::after{ box-sizing: border-box; }
.dis-die-casting{ -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
.dis-die-casting{
  margin: 0;
  font-family: var(--font);
  color: var(--body);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
.dis-die-casting img{ max-width: 100%; display: block; }
.dis-die-casting a{ color: var(--accent); text-decoration: none; }
.dis-die-casting a:hover{ color: var(--pri-dark); }
.dis-die-casting h1,.dis-die-casting h2,.dis-die-casting h3,.dis-die-casting h4,.dis-die-casting h5{ color: var(--ink); line-height: 1.25; margin: 0 0 .5em; font-weight: 700; }
.dis-die-casting h2{ font-size: clamp(26px, 3.4vw, 38px); }
.dis-die-casting h3{ font-size: clamp(21px, 2.6vw, 28px); }
.dis-die-casting h4{ font-size: 18px; }
.dis-die-casting p{ margin: 0 0 1em; }
.dis-die-casting b,.dis-die-casting strong{ color: var(--ink); }
.dis-die-casting .wrap{ width: 100%; margin: 0 auto; padding: 0 clamp(28px, 4.5vw, 96px); max-width: none; }
.dis-die-casting .wrap--fluid{ padding-left: 0; padding-right: 0; }
.dis-die-casting .crumb{
  font-size: 13.5px; color: var(--muted); padding: 16px 0 4px;
}
.dis-die-casting .crumb a{ color: var(--muted); }
.dis-die-casting .crumb a:hover{ color: var(--pri-dark); }
.dis-die-casting .crumb b{ color: var(--body); font-weight: 600; }
.dis-die-casting .hero{ background: radial-gradient(120% 140% at 85% -10%, #20364c 0%, #16202e 55%); color: #eef3f8; padding: 46px 0 54px; }
.dis-die-casting .hero-grid{ display: grid; grid-template-columns: 1.35fr .9fr; gap: 42px; align-items: center; }
.dis-die-casting .hero-badge{
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; letter-spacing: .04em; text-transform: uppercase;
  background: rgba(200,145,31,.16); color: #f1c878; border: 1px solid rgba(200,145,31,.35);
  padding: 6px 13px; border-radius: 999px; font-weight: 600;
}
.dis-die-casting .hero-badge .dot{ width: 8px; height: 8px; border-radius: 50%; background: var(--pri); box-shadow: 0 0 0 4px rgba(200,145,31,.25); }
.dis-die-casting .hero h2{ color: #fff; font-size: clamp(28px, 4vw, 44px); margin: 14px 0 12px; }
.dis-die-casting .hero-sub{ font-size: 17px; color: #c7d3df; max-width: min(100%, 720px); }
.dis-die-casting .hero-vp{ list-style: none; padding: 0; margin: 18px 0 6px; display: grid; gap: 9px; }
.dis-die-casting .hero-vp li{ display: flex; gap: 10px; align-items: flex-start; color: #e6edf4; font-size: 15px; }
.dis-die-casting .hero-vp .chk{ color: var(--pri); font-weight: 800; flex: none; }
.dis-die-casting .hero-badges{ display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.dis-die-casting .hero-badges .bz{
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-sm); padding: 10px 13px; min-width: 120px;
}
.dis-die-casting .hero-badges .bz b{ display: block; color: #fff; font-size: 16px; }
.dis-die-casting .hero-badges .bz span{ font-size: 11.5px; color: #aebccb; }
.dis-die-casting .hero-side{ display: grid; gap: 16px; }
.dis-die-casting .upload-card{
  background: #fff; color: var(--ink); border-radius: var(--radius);
  padding: 22px; box-shadow: var(--shadow); cursor: pointer; transition: transform .15s, box-shadow .15s;
  border: 1px solid var(--line);
}
.dis-die-casting .upload-card:hover{ transform: translateY(-3px); box-shadow: 0 16px 40px rgba(0,0,0,.18); }
.dis-die-casting .upload-card .up-ico{
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; border-radius: 12px;
  background: var(--pri-soft); color: var(--pri-dark);
  font-size: 24px; line-height: 1; border: 1px solid #ecd8ab;
}
.dis-die-casting .upload-card .up-ico svg{ width: 26px; height: 26px; stroke-width: 2; }
.dis-die-casting .upload-card .up-title{ display: block; font-size: 18px; margin: 6px 0 4px; color: var(--ink); }
.dis-die-casting .upload-card .up-desc{ font-size: 14px; color: var(--muted); margin: 0 0 10px; }
.dis-die-casting .upload-card .up-formats{ display: block; font-size: 12px; color: var(--muted); background: var(--soft); border-radius: 7px; padding: 7px 9px; margin-bottom: 12px; }
.dis-die-casting .upload-card .up-link{ color: var(--pri-dark); font-weight: 700; font-size: 14.5px; }
.dis-die-casting .upload-card .up-btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; margin-top: 2px;
  background: var(--pri); color: #fff; border: none; border-radius: var(--radius-sm);
  padding: 11px 16px; font-size: 14.5px; font-weight: 700;
  cursor: pointer; transition: background .15s, transform .15s, box-shadow .15s;
}
.dis-die-casting .upload-card .up-btn:hover{ background: var(--pri-dark); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(200,145,31,.28); }
.dis-die-casting .upload-card .up-btn svg{ width: 16px; height: 16px; flex: none; }
.dis-die-casting .factblock{
  margin: 26px 0; background: var(--pri-soft); border: 1px solid #ecd8ab;
  border-left: 4px solid var(--pri); border-radius: var(--radius-sm); padding: 20px 24px;
}
.dis-die-casting .factblock h3{ margin-top: 0; font-size: 18px; }
.dis-die-casting .factblock ul{ margin: 0; padding-left: 20px; columns: 2; column-gap: 32px; }
.dis-die-casting .factblock li{ margin-bottom: 8px; font-size: 14.5px; break-inside: avoid; }
.dis-die-casting .toc{
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  margin: 8px 0 30px;
  box-shadow: 0 2px 12px rgba(22,32,46,.06);
}
.dis-die-casting .toc-main{ display: flex; flex-direction: column; gap: 8px; min-width: 0; flex: 1 1 auto; }
.dis-die-casting .toc-cta{
  flex: none;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: #0052cc; color: #fff; border: 0;
  padding: 10px 20px; border-radius: 999px;
  font-family: var(--font); font-weight: 700; font-size: 14px; line-height: 1;
  text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: background .15s, transform .15s, box-shadow .15s;
}
.dis-die-casting .toc-cta:hover{ background: #003d99; transform: translateY(-1px); box-shadow: 0 6px 16px rgba(0,82,204,.28); }
.dis-die-casting .toc h4{ margin: 0 0 10px; font-size: 14px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.dis-die-casting .toc-links{ display: flex; flex-wrap: wrap; gap: 8px 10px; }
.dis-die-casting .toc-links a{
  font-size: 13.5px; color: var(--body); background: #fff; border: 1px solid var(--line);
  padding: 5px 12px; border-radius: 999px; transition: .15s;
}
.dis-die-casting .toc-links a:hover,.dis-die-casting .toc-links a.active{ background: var(--pri); color: #fff; border-color: var(--pri); }
.dis-die-casting .section{ padding: 96px clamp(28px, 4.5vw, 96px); border-top: 1px solid var(--line-soft); }
.dis-die-casting .section:first-of-type{ border-top: 0; }
.dis-die-casting .section.soft{ background: var(--soft); }
.dis-die-casting .section.tight{ padding: 72px clamp(28px, 4.5vw, 96px); }
.dis-die-casting .section h3{ margin: 0 0 22px; }
.dis-die-casting .section .lead{ font-size: 16.5px; color: var(--muted); max-width: min(100%, 920px); margin-top: 0; margin-bottom: 22px; }
.dis-die-casting .grid{ display: grid; gap: 22px; margin: 24px 0; }
.dis-die-casting .cols-2{ grid-template-columns: repeat(2, 1fr); }
.dis-die-casting .cols-3{ grid-template-columns: repeat(3, 1fr); }
.dis-die-casting .card{
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 30px; box-shadow: var(--shadow-sm); transition: transform .15s, box-shadow .15s, border-color .15s;
  margin-bottom: 20px;
}
.dis-die-casting .card:last-child{ margin-bottom: 0; }
.dis-die-casting .card:hover{ transform: translateY(-3px); box-shadow: var(--shadow); border-color: #d9dee6; }
.dis-die-casting .card h4{ margin: 0 0 12px; color: var(--ink); font-size: 17.5px; line-height: 1.4; }
.dis-die-casting .card p{ font-size: 14.5px; color: var(--body); margin: 0 0 14px; line-height: 1.65; max-width: min(100%, 1000px); }
.dis-die-casting .card p:last-child{ margin-bottom: 0; }
.dis-die-casting .inline-cta{ margin-top: 16px; }
.dis-die-casting .feature{ display: flex; gap: 13px; align-items: flex-start; }
.dis-die-casting .feature .ico{
  flex: none; width: 42px; height: 42px; border-radius: 10px; display: grid; place-items: center;
  background: var(--pri-soft); color: var(--pri-dark); font-weight: 800; font-size: 14px; border: 1px solid #ecd8ab;
}
.dis-die-casting .feature h5{ margin: 2px 0 4px; font-size: 15.5px; color: var(--ink); }
.dis-die-casting .feature p{ font-size: 14px; margin: 0; color: var(--body); }
.dis-die-casting .steps{ display: flex; flex-wrap: wrap; gap: 12px; margin: 18px 0; }
.dis-die-casting .step{
  flex: 1 1 150px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 14px 15px; position: relative;
}
.dis-die-casting .step span{ display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%;
  background: var(--ink); color: #fff; font-weight: 700; font-size: 13px; margin-bottom: 8px; }
.dis-die-casting .step b{ display: block; color: var(--ink); font-size: 15px; }
.dis-die-casting .step span + b,.dis-die-casting .step > span{ color: var(--ink); }
.dis-die-casting .step{ font-size: 13px; color: var(--muted); }
.dis-die-casting .table-wrap{ overflow-x: auto; margin: 16px 0; border: 1px solid var(--line); border-radius: var(--radius-sm); }
.dis-die-casting table{ border-collapse: collapse; width: 100%; font-size: 14.5px; min-width: 560px; background: #fff; }
.dis-die-casting thead th{ background: var(--ink); color: #fff; text-align: left; padding: 12px 14px; font-weight: 600; font-size: 13.5px; letter-spacing: .02em; }
.dis-die-casting tbody td{ padding: 11px 14px; border-top: 1px solid var(--line-soft); vertical-align: top; color: var(--body); }
.dis-die-casting tbody tr:nth-child(even){ background: #fafbfc; }
.dis-die-casting td.yes{ background: var(--yes-bg)  !important; color: var(--yes)  !important; font-weight: 600; }
.dis-die-casting td.no{ background: var(--no-bg)   !important; color: var(--no)   !important; font-weight: 600; }
.dis-die-casting td.neutral{ background: var(--neut-bg) !important; color: var(--neut) !important; }
.dis-die-casting .muted{ color: var(--muted); }
.dis-die-casting .spec-grid{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 24px 0; }
.dis-die-casting .spec-item{ background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 18px 18px; }
.dis-die-casting .spec-item b{ display: block; color: var(--ink); font-size: 13px; margin-bottom: 4px; font-weight: 600; }
.dis-die-casting .spec-item span{ font-size: 14px; color: var(--body); }
.dis-die-casting .benefit-callout{
  background: var(--accent-soft); border: 1px solid #cfe2f0; border-left: 4px solid var(--accent);
  border-radius: var(--radius-sm); padding: 18px 24px; font-size: 15px; line-height: 1.7;
}
.dis-die-casting .benefit-callout b{ color: var(--accent); }
.dis-die-casting .img-fig{
  margin: 18px 0; aspect-ratio: 16 / 7; border-radius: var(--radius);
  background: linear-gradient(135deg, #e9eef4, #dde6ef);
  border: 1px solid var(--line); display: grid; place-items: center; position: relative; overflow: hidden;
}
.dis-die-casting .img-fig::before{
  content: attr(data-label); color: #7d899a; font-weight: 600; font-size: 15px; text-align: center; padding: 0 20px;
}
.dis-die-casting .img-fig.thumb{ aspect-ratio: 16 / 5; }
.dis-die-casting .img-fig figcaption{ position: absolute; bottom: 8px; left: 0; right: 0; text-align: center;
  font-size: 12px; color: #6b7685; background: rgba(255,255,255,.78); padding: 3px 8px; }
.dis-die-casting .check-list,.dis-die-casting .x-list{ list-style: none; padding: 0; margin: 10px 0; display: grid; gap: 8px; }
.dis-die-casting .check-list li,.dis-die-casting .x-list li{ padding-left: 28px; position: relative; font-size: 14.5px; }
.dis-die-casting .check-list li::before{ content: "✓"; position: absolute; left: 0; top: 0; width: 20px; height: 20px;
  background: var(--yes-bg); color: var(--yes); border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 800; }
.dis-die-casting .x-list li::before{ content: "✕"; position: absolute; left: 0; top: 0; width: 20px; height: 20px;
  background: var(--no-bg); color: var(--no); border-radius: 50%; display: grid; place-items: center; font-size: 11px; font-weight: 800; }
.dis-die-casting .chips,.dis-die-casting .pills{ display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0; }
.dis-die-casting .chip,.dis-die-casting .pill{ background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px; font-size: 14px; color: var(--body); }
.dis-die-casting .pill{ background: var(--pri-soft); border-color: #ecd8ab; color: var(--pri-dark); font-weight: 600; }
.dis-die-casting .case-card{ display: flex; flex-direction: column; }
.dis-die-casting .case-fig{ aspect-ratio: 16 / 9; border-radius: var(--radius-sm); background: linear-gradient(135deg, #e9eef4, #dde6ef);
  border: 1px solid var(--line); margin-bottom: 12px; display: grid; place-items: center; position: relative; }
.dis-die-casting .case-fig::before{ content: attr(data-label); color: #7d899a; font-weight: 600; font-size: 13.5px; text-align: center; padding: 0 14px; }
.dis-die-casting .case-card h4{ margin: 0 0 6px; }
.dis-die-casting .case-meta{ font-size: 12.5px; color: var(--muted); margin-bottom: 8px; }
.dis-die-casting .case-card p{ font-size: 14px; margin: 0 0 8px; }
.dis-die-casting .result-highlight{ color: var(--pri-dark); font-weight: 700; }
.dis-die-casting .case-link{ margin-top: auto; padding-top: 8px; }
.dis-die-casting .faq{ margin: 16px 0; display: grid; gap: 10px; }
.dis-die-casting .faq details{ border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; overflow: hidden; }
.dis-die-casting .faq details[open]{ border-color: var(--pri); }
.dis-die-casting .faq summary{
  cursor: pointer; list-style: none; padding: 15px 18px; font-weight: 600; color: var(--ink);
  display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: 15.5px;
}
.dis-die-casting .faq summary::-webkit-details-marker{ display: none; }
.dis-die-casting .faq-marker{ flex: none; width: 24px; height: 24px; border-radius: 50%; background: var(--pri-soft); color: var(--pri-dark);
  display: grid; place-items: center; font-weight: 800; transition: transform .2s; }
.dis-die-casting .faq details[open] .faq-marker{ transform: rotate(45deg); }
.dis-die-casting .faq details p{ padding: 0 18px 16px; margin: 0; font-size: 14.5px; color: var(--body); }
.dis-die-casting .cta-band{ background: linear-gradient(135deg, #16202e, #243a52); color: #eaf1f8; border-radius: var(--radius);
  padding: 34px 30px; text-align: center; margin: 28px clamp(28px, 4.5vw, 96px); }
.dis-die-casting .cta-band h3{ color: #fff; margin-top: 0; }
.dis-die-casting .cta-band p{ color: #c7d3df; max-width: 640px; margin: 0 auto; }
.dis-die-casting .cta-note{ font-size: 12.5px; color: #9fb0c1; margin-top: 14px; }
.dis-die-casting .btn{ display: inline-flex; align-items: center; gap: 8px; border: 0; cursor: pointer; font-family: inherit;
  font-weight: 700; font-size: 15px; padding: 13px 22px; border-radius: 10px; transition: .15s; text-decoration: none; }
.dis-die-casting .btn-sm{ padding: 9px 15px; font-size: 13.5px; }
.dis-die-casting .btn-primary,.dis-die-casting .cta-hero,.dis-die-casting .cta-lg{ background: var(--pri); color: #1b1304; }
.dis-die-casting .btn-primary:hover,.dis-die-casting .cta-hero:hover,.dis-die-casting .cta-lg:hover{ background: var(--pri-dark); color: #fff; transform: translateY(-2px); }
.dis-die-casting .btn-secondary{ background: #fff; color: var(--ink); border: 1px solid var(--line); }
.dis-die-casting .btn-secondary:hover{ border-color: var(--pri); color: var(--pri-dark); }
.dis-die-casting .cta-hero{ width: 100%; justify-content: center; box-shadow: var(--shadow); }
.dis-die-casting .cta-lg{ padding: 16px 30px; font-size: 16px; }
.dis-die-casting .cta-btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: inherit; font-weight: 700; font-size: 16px; line-height: 1;
  padding: 1rem 2.5rem; border-radius: 6px; border: 2px solid transparent;
  background: #0052cc; color: #fff; cursor: pointer; text-decoration: none;
  transition: background .15s, border-color .15s, color .15s, transform .15s;
}
.dis-die-casting .cta-btn:hover{ background: #003d99; color: #fff; transform: translateY(-2px); }
.dis-die-casting .cta-btn--ghost{ background: #fff; color: #0052cc; border-color: #0052cc; }
.dis-die-casting .cta-btn--ghost:hover{ background: #0052cc; color: #fff; }
.dis-die-casting .cta-btn--sm{ padding: .7rem 1.6rem; font-size: 14px; }
.dis-die-casting .hero-cta-wrap{ margin-top: 18px; }
.dis-die-casting #toTop{
  position: fixed; right: 20px; bottom: 22px; width: 44px; height: 44px; border: 0; border-radius: 50%;
  background: var(--pri); color: #fff; font-size: 20px; cursor: pointer; opacity: 0; visibility: hidden;
  transition: .25s; box-shadow: var(--shadow); z-index: 50;
}
.dis-die-casting #toTop.show{ opacity: 1; visibility: visible; }
.dis-die-casting .relpages{ display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 16px 0; }
.dis-die-casting .relpages a{ display: flex; align-items: center; gap: 10px; padding: 14px 16px; background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius-sm); color: var(--ink); font-weight: 600; transition: .15s; }
.dis-die-casting .relpages a::before{ content: "→"; color: var(--pri); font-weight: 800; }
.dis-die-casting .relpages a:hover{ border-color: var(--pri); background: var(--pri-soft); transform: translateX(3px); }
.dis-die-casting .takeaway{ background: var(--ink); color: #eef3f8; border-radius: var(--radius); padding: 22px 24px; margin: 18px 0; }
.dis-die-casting .takeaway h4{ color: #fff; margin: 0 0 8px; font-size: 17px; }
.dis-die-casting .takeaway p{ color: #c7d3df; margin: 0; font-size: 15px; }
.dis-die-casting .gc-approach{ border: 1px dashed var(--accent); background: var(--accent-soft); border-radius: var(--radius-sm);
  padding: 18px 22px; margin-top: 18px; font-size: 14px; line-height: 1.65; }
.dis-die-casting .gc-approach b{ color: var(--accent); }
.dis-die-casting .gc-approach:last-child{ margin-bottom: 0; }
@media (max-width: 900px){
.dis-die-casting .hero-grid{ grid-template-columns: 1fr; gap: 26px; }
.dis-die-casting .cols-3{ grid-template-columns: repeat(2, 1fr); }
.dis-die-casting .spec-grid{ grid-template-columns: repeat(2, 1fr); }
.dis-die-casting .factblock ul{ columns: 1; }
.dis-die-casting .relpages{ grid-template-columns: 1fr; }
}
@media (max-width: 620px){
.dis-die-casting{ font-size: 15px; }
.dis-die-casting .cols-2,.dis-die-casting .cols-3{ grid-template-columns: 1fr; }
.dis-die-casting .hero-badges .bz{ min-width: calc(50% - 5px); }
.dis-die-casting .cta-band{ padding: 26px 18px; }
.dis-die-casting .toc{ flex-direction: column; align-items: stretch; }
.dis-die-casting .toc-cta{ width: 100%; }
}

/* ---- page-unique (scoped) ---- */
.dis-die-casting .reading-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:60;background:transparent;pointer-events:none}
.dis-die-casting .reading-progress>span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--pri),var(--accent));transition:width .12s ease-out}
.dis-die-casting .dis-list .card h4{display:flex;align-items:baseline;gap:10px}
.dis-die-casting .dis-list .card h4::before{content:"";flex:none}