/* ==========================================================================
   CNC Milling Capability Page — external stylesheet (Level-2 Manufacturing
   Capability Page for Xiamen Goldcattle). Scoped under .gc-mill-page so it
   never touches the site header / global navigation. Generated fresh for
   this page — not reused from material-guide.css or materials.css.
   ========================================================================== */

html { scroll-behavior: smooth; }

.gc-mill-page {
  --gc-navy: #0b3d66;
  --gc-blue: #0052cc;
  --gc-gold: #c8922a;
  --gc-ink: #1f2a36;
  --gc-muted: #5a6b7b;
  --gc-line: #e2e8f0;
  --gc-bg: #f5f7fa;
  --gc-card: #ffffff;
  --gc-green: #1f8a4c;
  --gc-red: #c0392b;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--gc-ink);
  line-height: 1.65;
  background: #ffffff;
  margin: 0;
  padding: 0;
}
.gc-mill-page * { box-sizing: border-box; }
.gc-mill-page .gc-mill-wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px 64px; }
.gc-mill-wrap h2{color:#ffffff; font-size:46px;}
/* Breadcrumb */
.gc-mill-page .gc-mill-breadcrumb {
  max-width: 1140px; margin: 0 auto; padding: 18px 24px 0;
  font-size: 13px; color: var(--gc-muted);
}
.gc-mill-page .gc-mill-breadcrumb a { color: var(--gc-blue); text-decoration: none; }
.gc-mill-page .gc-mill-breadcrumb a:hover { text-decoration: underline; }
.gc-mill-page .gc-mill-breadcrumb span { color: var(--gc-ink); font-weight: 600; }

/* Hero */
.gc-mill-page .gc-mill-hero {
  background: linear-gradient(135deg, #0b3d66 0%, #114b7a 60%, #0b3d66 100%);
  color: #fff; padding: 56px 0 48px;
}
.gc-mill-page .gc-mill-hero .gc-mill-wrap { padding-bottom: 0; }
.gc-mill-page .gc-mill-hero h1 {
  font-size: 42px; line-height: 1.15; margin: 0 0 14px; font-weight: 800;
  letter-spacing: -0.5px;
}
.gc-mill-page .gc-mill-hero .gc-mill-sub {
  font-size: 18px; max-width: 760px; color: #d8e3ef; margin: 0 0 28px;
}
.gc-mill-page .gc-mill-quickfacts {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-top: 8px;
}
.gc-mill-page .gc-mill-qf {
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.18);
  border-radius: 10px; padding: 16px 14px; text-align: center;
}
.gc-mill-page .gc-mill-qf b { display: block; font-size: 20px; color: #fff; }
.gc-mill-page .gc-mill-qf span { font-size: 12px; color: #b9cde0; }

/* Section scaffolding */
.gc-mill-page section { padding: 44px 0 8px; }
.gc-mill-page .gc-mill-h2 {
  font-size: 28px; margin: 0 0 8px; color: var(--gc-navy); font-weight: 800;
}
.gc-mill-page .gc-mill-intro { font-size: 16px; color: var(--gc-muted); max-width: 860px; margin: 0 0 26px; }
.gc-mill-page img { max-width: 100%; height: auto; border-radius: 10px; display: block; }
.gc-mill-page a { color: var(--gc-blue); }
.gc-mill-page .gc-mill-cta { text-align: center; margin: 28px 0; }

/* Decision: is milling right */
.gc-mill-page .gc-mill-decide { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.gc-mill-page .gc-mill-yes, .gc-mill-page .gc-mill-no {
  border-radius: 12px; padding: 22px 24px; border: 1px solid var(--gc-line);
}
.gc-mill-page .gc-mill-yes { background: #f0faf3; border-color: #cdebd6; }
.gc-mill-page .gc-mill-no { background: #fdf3f1; border-color: #f3d4cd; }
.gc-mill-page .gc-mill-yes h3 { color: var(--gc-green); margin: 0 0 12px; }
.gc-mill-page .gc-mill-no h3 { color: var(--gc-red); margin: 0 0 12px; }
.gc-mill-page .gc-mill-yes ul, .gc-mill-page .gc-mill-no ul { margin: 0; padding-left: 18px; }
.gc-mill-page .gc-mill-yes li, .gc-mill-page .gc-mill-no li { margin: 7px 0; }
.gc-mill-page .gc-mill-redirect {
  margin-top: 14px; font-size: 14px; background: #fff; border: 1px dashed var(--gc-line);
  border-radius: 8px; padding: 12px 14px;
}
.gc-mill-page .gc-mill-redirect b { color: var(--gc-navy); }

/* Product gallery */
.gc-mill-page .gc-mill-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.gc-mill-page .gc-mill-prod {
  background: var(--gc-card); border: 1px solid var(--gc-line); border-radius: 12px;
  overflow: hidden; display: flex; flex-direction: column;
}
.gc-mill-page .gc-mill-prod .gc-mill-prod-body { padding: 16px 18px 20px; }
.gc-mill-page .gc-mill-prod h4 { margin: 0 0 6px; color: var(--gc-navy); font-size: 17px; }
.gc-mill-page .gc-mill-prod p { margin: 0; font-size: 14px; color: var(--gc-muted); }

/* Capabilities */
.gc-mill-page .gc-mill-caps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.gc-mill-page .gc-mill-cap {
  border: 1px solid var(--gc-line); border-radius: 12px; padding: 20px 22px; background: var(--gc-card);
}
.gc-mill-page .gc-mill-cap h4 { margin: 0 0 4px; color: var(--gc-navy); font-size: 18px; }
.gc-mill-page .gc-mill-cap .gc-mill-tag {
  display: inline-block; font-size: 12px; color: var(--gc-gold); font-weight: 700; letter-spacing: .4px;
  text-transform: uppercase; margin-bottom: 8px;
}
.gc-mill-page .gc-mill-cap p { margin: 0 0 8px; font-size: 14px; color: var(--gc-muted); }
.gc-mill-page .gc-mill-cap ul { margin: 0; padding-left: 18px; font-size: 14px; }

/* Tables (matrix + compare) */
.gc-mill-page .gc-mill-table-wrap { overflow-x: auto; border: 1px solid var(--gc-line); border-radius: 12px; }
.gc-mill-page table.gc-mill-table { width: 100%; border-collapse: collapse; min-width: 640px; }
.gc-mill-page table.gc-mill-table th, .gc-mill-page table.gc-mill-table td {
  padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--gc-line); font-size: 14px;
}
.gc-mill-page table.gc-mill-table thead th { background: var(--gc-navy); color: #fff; font-weight: 700; }
.gc-mill-page table.gc-mill-table tbody tr:nth-child(even) { background: var(--gc-bg); }
.gc-mill-page table.gc-mill-table td b { color: var(--gc-navy); }

/* Materials grid */
.gc-mill-page .gc-mill-mats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.gc-mill-page .gc-mill-mat {
  border: 1px solid var(--gc-line); border-radius: 12px; padding: 16px; text-align: center; background: var(--gc-card);
}
.gc-mill-page .gc-mill-mat img { width: 64px; height: 64px; margin: 0 auto 10px; border-radius: 8px; }
.gc-mill-page .gc-mill-mat h4 { margin: 0 0 4px; font-size: 15px; color: var(--gc-navy); }
.gc-mill-page .gc-mill-mat p { margin: 0; font-size: 13px; color: var(--gc-muted); }
.gc-mill-page .gc-mill-mats-group { margin-bottom: 22px; }
.gc-mill-page .gc-mill-mats-group h3 { color: var(--gc-navy); font-size: 18px; margin: 0 0 12px; }

/* DFM / design guide */
.gc-mill-page .gc-mill-dfm { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.gc-mill-page .gc-mill-dfm-item {
  border: 1px solid var(--gc-line); border-left: 4px solid var(--gc-blue); border-radius: 8px;
  padding: 14px 18px; background: var(--gc-card);
}
.gc-mill-page .gc-mill-dfm-item h4 { margin: 0 0 4px; color: var(--gc-navy); font-size: 16px; }
.gc-mill-page .gc-mill-dfm-item .gc-mill-rec { color: var(--gc-green); font-weight: 600; font-size: 14px; }
.gc-mill-page .gc-mill-dfm-item p { margin: 4px 0 0; font-size: 14px; color: var(--gc-muted); }

/* Workflow + CAD flow */
.gc-mill-page .gc-mill-flow { display: flex; flex-wrap: wrap; gap: 10px; align-items: stretch; }
.gc-mill-page .gc-mill-step {
  flex: 1 1 150px; background: var(--gc-bg); border: 1px solid var(--gc-line); border-radius: 10px;
  padding: 14px 16px; position: relative;
}
.gc-mill-page .gc-mill-step b { display: block; color: var(--gc-navy); font-size: 13px; }
.gc-mill-page .gc-mill-step span { font-size: 13px; color: var(--gc-muted); }
.gc-mill-page .gc-mill-cadflow {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 8px;
}
.gc-mill-page .gc-mill-cadflow .gc-mill-cf {
  background: linear-gradient(180deg,#f7fafc,#eef3f8); border: 1px solid var(--gc-line);
  border-radius: 10px; padding: 16px; text-align: center;
}
.gc-mill-page .gc-mill-cadflow .gc-mill-cf b { display: block; color: var(--gc-navy); font-size: 15px; margin-bottom: 4px; }
.gc-mill-page .gc-mill-cadflow .gc-mill-cf span { font-size: 13px; color: var(--gc-muted); }

/* Finishes + industries + applications */
.gc-mill-page .gc-mill-grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gc-mill-page .gc-mill-tile {
  border: 1px solid var(--gc-line); border-radius: 12px; padding: 18px; background: var(--gc-card);
}
.gc-mill-page .gc-mill-tile h4 { margin: 0 0 6px; color: var(--gc-navy); font-size: 16px; }
.gc-mill-page .gc-mill-tile p { margin: 0; font-size: 14px; color: var(--gc-muted); }
.gc-mill-page .gc-mill-indcard { border-top: 3px solid var(--gc-gold); }
.gc-mill-page .gc-mill-indcard p { font-size: 13px; }

/* Challenges */
.gc-mill-page .gc-mill-challenges { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.gc-mill-page .gc-mill-ch {
  border: 1px solid var(--gc-line); border-radius: 12px; padding: 18px 20px; background: var(--gc-card);
}
.gc-mill-page .gc-mill-ch h4 { margin: 0 0 6px; color: var(--gc-red); font-size: 16px; }
.gc-mill-page .gc-mill-ch .gc-mill-fix { color: var(--gc-green); font-weight: 600; }
.gc-mill-page .gc-mill-ch p { margin: 4px 0 0; font-size: 14px; color: var(--gc-muted); }

/* Quality + equipment */
.gc-mill-page .gc-mill-quality { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.gc-mill-page .gc-mill-qstep {
  border: 1px solid var(--gc-line); border-radius: 10px; padding: 16px; background: var(--gc-bg);
}
.gc-mill-page .gc-mill-qstep b { color: var(--gc-navy); display: block; margin-bottom: 4px; }
.gc-mill-page .gc-mill-qstep span { font-size: 13px; color: var(--gc-muted); }
.gc-mill-page .gc-mill-equip { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }

/* Cases */
.gc-mill-page .gc-mill-cases { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.gc-mill-page .gc-mill-case {
  border: 1px solid var(--gc-line); border-radius: 14px; overflow: hidden; background: var(--gc-card);
  display: flex; flex-direction: column;
}
.gc-mill-page .gc-mill-case .gc-mill-case-body { padding: 18px 20px 22px; }
.gc-mill-page .gc-mill-case .gc-mill-case-tag {
  display: inline-block; font-size: 12px; font-weight: 700; color: #fff; background: var(--gc-gold);
  border-radius: 20px; padding: 3px 12px; margin-bottom: 10px;
}
.gc-mill-page .gc-mill-case h4 { margin: 0 0 10px; color: var(--gc-navy); font-size: 18px; }
.gc-mill-page .gc-mill-case dl { margin: 0; font-size: 14px; }
.gc-mill-page .gc-mill-case dt { font-weight: 700; color: var(--gc-navy); margin-top: 8px; }
.gc-mill-page .gc-mill-case dd { margin: 2px 0 0; color: var(--gc-muted); }

/* Cost + why-engineers */
.gc-mill-page .gc-mill-costfactors { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 8px; }
.gc-mill-page .gc-mill-costfactor {
  border: 1px solid var(--gc-line); border-radius: 10px; padding: 14px 16px; background: var(--gc-card);
}
.gc-mill-page .gc-mill-costfactor b { color: var(--gc-navy); display: block; margin-bottom: 4px; }
.gc-mill-page .gc-mill-costfactor span { font-size: 13px; color: var(--gc-muted); }
.gc-mill-page .gc-mill-tips { background: #f0faf3; border: 1px solid #cdebd6; border-radius: 12px; padding: 18px 22px; }
.gc-mill-page .gc-mill-tips h4 { margin: 0 0 10px; color: var(--gc-green); }
.gc-mill-page .gc-mill-tips li { margin: 6px 0; }

/* FAQ accordion */
.gc-mill-page .gc-mill-faq details {
  border: 1px solid var(--gc-line); border-radius: 10px; padding: 0 18px; margin-bottom: 10px; background: var(--gc-card);
}
.gc-mill-page .gc-mill-faq summary {
  cursor: pointer; font-weight: 700; color: var(--gc-navy); padding: 16px 0; list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
.gc-mill-page .gc-mill-faq summary::-webkit-details-marker { display: none; }
.gc-mill-page .gc-mill-faq summary::after { content: "+"; font-size: 22px; color: var(--gc-blue); }
.gc-mill-page .gc-mill-faq details[open] summary::after { content: "\2212"; }
.gc-mill-page .gc-mill-faq details p { margin: 0 0 16px; font-size: 15px; color: var(--gc-muted); }

/* Related + footer */
.gc-mill-page .gc-mill-related { display: flex; flex-wrap: wrap; gap: 12px; }
.gc-mill-page .gc-mill-rel {
  border: 1px solid var(--gc-line); border-radius: 30px; padding: 10px 18px; font-size: 14px;
  color: var(--gc-blue); text-decoration: none; background: var(--gc-card);
}
.gc-mill-page .gc-mill-rel:hover { background: var(--gc-bg); }
.gc-mill-page .gc-mill-footer {
  border-top: 1px solid var(--gc-line); margin-top: 40px; padding-top: 22px;
  font-size: 13px; color: var(--gc-muted);
}

/* Responsive */
@media (max-width: 900px) {
  .gc-mill-page .gc-mill-quickfacts { grid-template-columns: repeat(2, 1fr); }
  .gc-mill-page .gc-mill-gallery,
  .gc-mill-page .gc-mill-caps,
  .gc-mill-page .gc-mill-dfm,
  .gc-mill-page .gc-mill-challenges,
  .gc-mill-page .gc-mill-cases,
  .gc-mill-page .gc-mill-equip { grid-template-columns: 1fr; }
  .gc-mill-page .gc-mill-mats,
  .gc-mill-page .gc-mill-grid3,
  .gc-mill-page .gc-mill-quality,
  .gc-mill-page .gc-mill-costfactors,
  .gc-mill-page .gc-mill-cadflow { grid-template-columns: repeat(2, 1fr); }
  .gc-mill-page .gc-mill-decide { grid-template-columns: 1fr; }
  .gc-mill-page .gc-mill-hero h1 { font-size: 32px; }
}
@media (max-width: 560px) {
  .gc-mill-page .gc-mill-mats,
  .gc-mill-page .gc-mill-grid3,
  .gc-mill-page .gc-mill-quality,
  .gc-mill-page .gc-mill-costfactors,
  .gc-mill-page .gc-mill-cadflow { grid-template-columns: 1fr; }
}

/* ===== Sticky page sub-navigation ===== */
.gc-mill-page .gc-mill-subnav {
  position: sticky;
  top: 0;
  z-index: 999;
  width: 100%;
  background: #ffffff;
  border-bottom: 1px solid #e2e8f0;
  box-shadow: 0 2px 10px rgba(15, 35, 64, 0.06);
}
.gc-mill-page .gc-mill-subnav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px 6px;
}
.gc-mill-page .gc-mill-subnav a {
  display: inline-block;
  padding: 8px 12px;
  font-size: 13.5px;
  font-weight: 600;
  color: #33475b;
  text-decoration: none;
  border-radius: 6px;
  white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease;
}
.gc-mill-page .gc-mill-subnav a:hover {
  background: #eef3fb;
  color: #0052cc;
}
.gc-mill-page .gc-mill-subnav a.gc-mill-subnav-active {
  background: #0052cc;
  color: #ffffff;
}
.gc-mill-page .gc-mill-subnav-cta {
  margin-left: 8px;
  padding: 8px 18px;
  font-size: 13.5px;
  font-weight: 700;
  color: #ffffff;
  background: #0052cc;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s ease;
}
.gc-mill-page .gc-mill-subnav-cta:hover { background: #003a99; }

/* keep anchored sections clear of the sticky bar */
.gc-mill-page section[id],
.gc-mill-page header[id] { scroll-margin-top: 64px; }

@media (max-width: 760px) {
  .gc-mill-page .gc-mill-subnav-inner { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; }
  .gc-mill-page .gc-mill-subnav-cta { margin-left: auto; }
}
