/* =========================================================
   Goldcattle — CNC Machining Terms & Terminology Glossary
   Scoped container: .gcgloss-hub
   All selectors prefixed. CSS variables on the container.
   ========================================================= */

.gcgloss-hub {
  --blue: #0052cc;
  --navy: #0f2747;
  --accent: #00a3c4;
  --ink: #1f2937;
  --muted: #56657a;
  --line: #e4e9f0;
  --soft: #f4f8fc;
  --soft2: #eaf2fa;

  max-width: 1140px;
  margin: 0 auto;
  padding: 44px 24px 72px;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
  color: var(--ink);
  line-height: 1.66;
  font-size: 16px;
  background: #ffffff;
}
.gcgloss-hub * { box-sizing: border-box; }
.gcgloss-hub h2, .gcgloss-hub h3, .gcgloss-hub h4 {
  color: var(--navy); line-height: 1.25; font-weight: 700; margin: 0 0 12px;
}
.gcgloss-hub h2 { font-size: 28px; letter-spacing: -0.01em; padding-bottom: 10px; border-bottom: 2px solid var(--soft2); }
.gcgloss-hub h3 { font-size: 19px; }
.gcgloss-hub h4 { font-size: 16px; color: var(--blue); }
.gcgloss-hub p { margin: 0 0 12px; }
.gcgloss-hub a { color: var(--blue); text-decoration: none; border-bottom: 1px solid rgba(0,82,204,0.35); }
.gcgloss-hub a:hover { border-bottom-color: var(--blue); }
.gcgloss-hub strong { color: var(--navy); font-weight: 700; }
.gcgloss-hub ul, .gcgloss-hub ol { margin: 0 0 12px; padding-left: 22px; }
.gcgloss-hub li { margin: 0 0 6px; }

/* ---------- Hero ---------- */
.gcgloss-hub .gcgloss-hero {
  background: linear-gradient(135deg, var(--navy), #13335c);
  border-radius: 18px; padding: 40px; color: #fff; margin-bottom: 26px;
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 30px; align-items: center;
}
.gcgloss-hub .gcgloss-hero-text { min-width: 0; }
.gcgloss-hub .gcgloss-hero-media img { width: 100%; height: auto; border-radius: 14px; display: block; border: 1px solid rgba(255,255,255,0.18); box-shadow: 0 18px 40px rgba(0,0,0,0.28); }
.gcgloss-hub .gcgloss-hero-title { font-size: 32px; color: #fff; margin: 0 0 12px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.18; }
.gcgloss-hub .gcgloss-hero-sub { font-size: 17px; color: #cfe0f2; margin: 0 0 18px; max-width: 760px; }
.gcgloss-hub .gcgloss-cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 0; }
.gcgloss-hub .gcgloss-btn {
  display: inline-block; border: none; border-radius: 10px; padding: 13px 24px; font-size: 15px; font-weight: 700; cursor: pointer; font-family: inherit; line-height: 1.1;
}
.gcgloss-hub .gcgloss-btn-primary { background: var(--blue); color: #fff; }
.gcgloss-hub .gcgloss-btn-primary:hover { background: #003fa0; }

/* ---------- Quick nav / A-Z chips ---------- */
.gcgloss-hub .gcgloss-nav, .gcgloss-hub .gcgloss-az { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 10px; }
.gcgloss-hub .gcgloss-nav a, .gcgloss-hub .gcgloss-az a {
  background: var(--soft); border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px; font-size: 13px; font-weight: 600; color: var(--navy); text-decoration: none;
}
.gcgloss-hub .gcgloss-nav a:hover, .gcgloss-hub .gcgloss-az a:hover { background: var(--soft2); border-color: var(--blue); }
.gcgloss-hub .gcgloss-az a { width: 38px; text-align: center; padding: 7px 0; }
.gcgloss-hub .gcgloss-label { font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); font-weight: 700; margin: 22px 0 10px; }

/* ---------- Section rhythm ---------- */
.gcgloss-hub .gcgloss-section { margin: 0 0 50px; }
.gcgloss-hub .gcgloss-lead { font-size: 17px; color: var(--muted); max-width: 880px; margin: 0 0 18px; }

/* ---------- At-a-glance table ---------- */
.gcgloss-hub .gcgloss-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
.gcgloss-hub .gcgloss-table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 520px; }
.gcgloss-hub .gcgloss-table th, .gcgloss-hub .gcgloss-table td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.gcgloss-hub .gcgloss-table thead th { background: var(--navy); color: #fff; font-weight: 700; border-bottom: none; }
.gcgloss-hub .gcgloss-table tbody tr:nth-child(even) { background: var(--soft); }
.gcgloss-hub .gcgloss-table tbody tr:last-child td { border-bottom: none; }
.gcgloss-hub .gcgloss-table td:first-child { font-weight: 700; color: var(--navy); white-space: nowrap; }

/* ---------- Term cards ---------- */
.gcgloss-hub .gcgloss-terms { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.gcgloss-hub .gcgloss-term {
  border: 1px solid var(--line); border-left: 4px solid var(--blue); border-radius: 10px; padding: 16px 18px; margin: 0; background: #fff;
}
.gcgloss-hub .gcgloss-term h3 { font-size: 18px; margin: 0 0 8px; }
.gcgloss-hub .gcgloss-term .gcgloss-def { font-size: 15px; margin: 0 0 8px; }
.gcgloss-hub .gcgloss-term .gcgloss-why { font-size: 14px; color: var(--muted); margin: 0 0 10px; }
.gcgloss-hub .gcgloss-term .gcgloss-why strong { color: var(--navy); }
.gcgloss-hub .gcgloss-seen { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 8px; }
.gcgloss-hub .gcgloss-seen span { font-size: 12px; background: var(--soft2); color: var(--accent); border-radius: 6px; padding: 3px 9px; font-weight: 600; }
.gcgloss-hub .gcgloss-rel { font-size: 13px; color: var(--muted); }
.gcgloss-hub .gcgloss-rel a { margin-right: 4px; }

/* ---------- Axes diagram (CSS) ---------- */
.gcgloss-hub .gcgloss-axes {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center;
  background: var(--soft); border: 1px solid var(--line); border-radius: 14px; padding: 26px 24px; margin: 16px 0;
}
.gcgloss-hub .gcgloss-axes-fig { position: relative; height: 220px; background: #fff; border: 1px solid var(--line); border-radius: 10px; }
.gcgloss-hub .gcgloss-ax { position: absolute; font-weight: 800; font-size: 13px; }
.gcgloss-hub .gcgloss-ax-x { left: 14px; top: 50%; width: calc(100% - 28px); height: 2px; background: #e0533a; }
.gcgloss-hub .gcgloss-ax-x::after { content: "X"; position: absolute; right: 0; top: -18px; color: #e0533a; }
.gcgloss-hub .gcgloss-ax-y { left: 14px; top: 14px; height: calc(100% - 28px); width: 2px; background: var(--accent); }
.gcgloss-hub .gcgloss-ax-y::after { content: "Y"; position: absolute; left: -16px; top: 0; color: #007e96; }
.gcgloss-hub .gcgloss-ax-z { left: 14px; top: 50%; width: 70px; height: 70px; border-left: 2px solid var(--blue); border-bottom: 2px solid var(--blue); transform: skewY(-30deg); }
.gcgloss-hub .gcgloss-ax-z::after { content: "Z"; position: absolute; left: -14px; bottom: -22px; color: var(--blue); }
.gcgloss-hub .gcgloss-axes-note { font-size: 14px; color: var(--muted); }
.gcgloss-hub .gcgloss-axes-note ul { margin: 0; }

/* ---------- Image figures ---------- */
.gcgloss-hub .gcgloss-figure { margin: 16px 0; }
.gcgloss-hub .gcgloss-figure img { width: 100%; height: auto; border-radius: 12px; display: block; border: 1px solid var(--line); }
.gcgloss-hub .gcgloss-figcaption { font-size: 13px; color: var(--muted); margin-top: 8px; text-align: center; }

/* ---------- Standards cards ---------- */
.gcgloss-hub .gcgloss-std { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gcgloss-hub .gcgloss-stdcol { border: 1px solid var(--line); border-radius: 12px; padding: 18px 18px; background: var(--soft); }
.gcgloss-hub .gcgloss-stdcol h4 { margin: 0 0 8px; }
.gcgloss-hub .gcgloss-stdcol p { font-size: 14px; color: var(--muted); margin: 0; }

/* ---------- Real manufacturing evidence ---------- */
.gcgloss-hub .gcgloss-evidence {
  background: linear-gradient(180deg, #fff, var(--soft)); border: 1px solid var(--line); border-radius: 16px; padding: 28px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 26px; align-items: center;
}
.gcgloss-hub .gcgloss-evidence img { width: 100%; height: auto; border-radius: 12px; display: block; border: 1px solid var(--line); }
.gcgloss-hub .gcgloss-evidence ul { margin: 0; padding-left: 20px; font-size: 15px; }
.gcgloss-hub .gcgloss-evidence--text { display: block; }

/* ---------- FAQ ---------- */
.gcgloss-hub .gcgloss-faq-item { border: 1px solid var(--line); border-radius: 12px; padding: 15px 18px; margin-bottom: 11px; background: #fff; }
.gcgloss-hub .gcgloss-faq-item h3 { font-size: 16px; margin: 0 0 6px; color: var(--blue); }
.gcgloss-hub .gcgloss-faq-item p { margin: 0; font-size: 15px; }

/* ---------- Final CTA ---------- */
.gcgloss-hub .gcgloss-final {
  background: linear-gradient(135deg, var(--blue), #0f2747); border-radius: 18px; padding: 38px 34px; text-align: center; color: #fff;
}
.gcgloss-hub .gcgloss-final h2 { color: #fff; border: none; padding: 0; margin: 0 0 10px; font-size: 25px; }
.gcgloss-hub .gcgloss-final p { color: #d6e6f7; margin: 0 0 18px; }
.gcgloss-hub .gcgloss-final .gcgloss-cta-row { justify-content: center; }

/* ---------- Modal ---------- */
.gcgloss-hub .gcgloss-modal { display: none; position: fixed; inset: 0; background: rgba(15,39,71,0.55); z-index: 9999; align-items: center; justify-content: center; padding: 24px; }
.gcgloss-hub .gcgloss-modal.gcgloss-open { display: flex; }
.gcgloss-hub .gcgloss-modal-box { background: #fff; border-radius: 14px; width: min(720px,100%); height: min(86vh,760px); position: relative; overflow: hidden; box-shadow: 0 30px 70px rgba(0,0,0,0.4); }
.gcgloss-hub .gcgloss-modal-close {
  position: absolute; top: 10px; right: 12px; z-index: 2; background: rgba(255,255,255,0.9); border: 1px solid var(--line); border-radius: 50%; width: 34px; height: 34px; font-size: 20px; line-height: 1; cursor: pointer; color: var(--navy);
}
.gcgloss-hub .gcgloss-modal iframe { width: 100%; height: 100%; border: none; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .gcgloss-hub .gcgloss-hero { grid-template-columns: 1fr; padding: 32px 26px; }
  .gcgloss-hub .gcgloss-hero-media { order: -1; }
  .gcgloss-hub .gcgloss-terms { grid-template-columns: 1fr; }
  .gcgloss-hub .gcgloss-axes, .gcgloss-hub .gcgloss-evidence, .gcgloss-hub .gcgloss-std { grid-template-columns: 1fr; }
  .gcgloss-hub h2 { font-size: 25px; }
}
@media (max-width: 620px) {
  .gcgloss-hub { padding: 28px 16px 48px; font-size: 15px; }
  .gcgloss-hub .gcgloss-hero-title { font-size: 26px; }
  .gcgloss-hub .gcgloss-cta-row { flex-direction: column; }
  .gcgloss-hub .gcgloss-btn { width: 100%; text-align: center; }
  .gcgloss-hub h2 { font-size: 22px; }
}