/* ============================================================
   FACTORY SUB-PAGE — shared styles for the five facility pages
   Lives alongside network.css (which still styles the parent
   network and country pages). Keep the visual vocabulary aligned.
   ============================================================ */

/* ---------- SUB-NAV ---------- */
/* Stick below the fixed .mf-nav (72px tall) so the factory tab bar stays
   visible while the user scrolls the rest of the page. Without this, the
   subnav lives at document y=0 — covered by the fixed nav at scroll=0
   and scrolled off-screen as soon as the user moves down. */
.fac-subnav {
  position: sticky;
  top: 72px;
  z-index: 50;
  border-top: 1px solid var(--mf-ink-10);
  border-bottom: 1px solid var(--mf-ink-10);
  background: var(--mf-paper);
}
.fac-subnav-inner {
  max-width: var(--container-max); margin: 0 auto;
  padding: var(--s-3) var(--container-pad);
  display: flex; align-items: center; gap: var(--s-5);
  flex-wrap: wrap;
}
.fac-subnav-back {
  font-family: var(--font-body); font-size: 11px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--mf-ink-60); text-decoration: none;
  padding-right: var(--s-4);
  border-right: 1px solid var(--mf-ink-10);
  transition: color 200ms ease;
}
.fac-subnav-back:hover { color: var(--mf-ink); }
.fac-subnav-list {
  display: flex; align-items: center; gap: 0;
  flex-wrap: wrap; flex: 1;
}
.fac-subnav-item {
  font-family: var(--font-body); font-size: 12px;
  color: var(--mf-ink-40); text-decoration: none;
  padding: 6px var(--s-3);
  border-right: 1px solid var(--mf-ink-10);
  transition: color 200ms ease;
  display: flex; align-items: baseline; gap: 8px;
}
.fac-subnav-item:last-child { border-right: 0; }
.fac-subnav-item:hover { color: var(--mf-ink); }
.fac-subnav-item.is-active { color: var(--mf-ink); font-weight: 500; }
.fac-subnav-item-num {
  font-family: var(--font-body); font-size: 10px; font-weight: 500;
  color: var(--mf-ink-40); letter-spacing: 0.08em;
}

/* ---------- HERO ---------- */
.fac-hero {
  position: relative;
  background: var(--mf-ink);
  color: var(--mf-paper);
  overflow: hidden;
  min-height: 70vh;
  display: flex; align-items: flex-end;
}
.fac-hero-img {
  position: absolute; inset: 0; z-index: 0;
  background-size: cover; background-position: center;
  opacity: 0.55;
}
.fac-hero-img::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20,20,18,0.4) 0%, rgba(20,20,18,0.85) 100%);
}
.fac-hero-grid {
  position: absolute; inset: 0; z-index: 1;
  background-image:
    linear-gradient(to right, rgba(250,250,247,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(250,250,247,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
}
.fac-hero-content {
  position: relative; z-index: 2;
  max-width: var(--container-max); margin: 0 auto;
  width: 100%;
  padding: var(--s-10) var(--container-pad) var(--s-9);
  display: grid; gap: var(--s-5);
}
.fac-hero-eye {
  font-family: var(--font-body); font-size: 11px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.18em;
  color: rgba(250,250,247,0.6);
  display: flex; align-items: center; gap: var(--s-3);
}
.fac-hero-eye-num {
  display: inline-block;
  font-family: var(--font-display); font-size: 14px;
  color: var(--mf-paper);
  letter-spacing: 0;
}
.fac-hero-title {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(48px, 7vw, 96px);
  line-height: 0.95; letter-spacing: -0.02em;
  margin: 0; color: var(--mf-paper);
}
.fac-hero-title em {
  font-style: italic; font-weight: 300;
  color: rgba(250,250,247,0.7);
}
.fac-hero-tagline {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.3;
  color: rgba(250,250,247,0.8);
  max-width: 720px;
  margin: 0;
}
.fac-hero-meta {
  display: flex; gap: var(--s-6) var(--s-7);
  flex-wrap: wrap;
  padding-top: var(--s-5);
  border-top: 1px solid rgba(250,250,247,0.15);
  margin-top: var(--s-3);
}
.fac-hero-meta-item {
  display: flex; flex-direction: column; gap: 4px;
}
.fac-hero-meta-label {
  font-family: var(--font-body); font-size: 10px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: rgba(250,250,247,0.5);
}
.fac-hero-meta-value {
  font-family: var(--font-display); font-size: 22px; font-weight: 300;
  color: var(--mf-paper);
  letter-spacing: -0.01em;
}

/* ---------- ABOUT (intro prose + sidecar) ---------- */
.fac-about {
  padding: var(--s-11) 0;
  border-bottom: 1px solid var(--mf-ink-10);
}
.fac-about-inner {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
  display: grid; grid-template-columns: 1fr 360px; gap: var(--s-9);
  align-items: start;
}
@media (max-width: 960px) {
  .fac-about-inner { grid-template-columns: 1fr; gap: var(--s-7); }
}
.fac-about-eye {
  font-family: var(--font-body); font-size: 11px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.18em;
  color: var(--mf-ink-40);
  margin-bottom: var(--s-4);
}
.fac-about-summary {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(24px, 2.4vw, 32px);
  line-height: 1.25; letter-spacing: -0.01em;
  color: var(--mf-ink);
  margin: 0 0 var(--s-6);
  text-wrap: pretty;
}
.fac-about-paras p {
  font-family: var(--font-body); font-size: 16px; line-height: 1.65;
  color: var(--mf-ink-80);
  margin: 0 0 var(--s-4);
  max-width: 64ch;
}
.fac-about-paras p:last-child { margin-bottom: 0; }
.fac-about-paras p a {
  color: var(--mf-ink);
  text-decoration: none;
  background-image: linear-gradient(currentColor, currentColor);
  background-position: 0 100%; background-repeat: no-repeat;
  background-size: 100% 1px;
  padding-bottom: 1px;
  transition: background-size 200ms ease;
}
.fac-about-paras p a:hover { background-size: 100% 2px; }
.fac-about-links {
  margin-top: var(--s-5) !important;
  padding-top: var(--s-4) !important;
  border-top: 1px solid var(--mf-ink-10);
  font-size: 15px !important;
  color: var(--mf-ink-60) !important;
}

.fac-sidecar {
  background: var(--mf-cream);
  border: 1px solid var(--mf-ink-10);
  padding: var(--s-6);
  display: flex; flex-direction: column; gap: var(--s-5);
  position: sticky; top: var(--s-5);
}
.fac-sidecar-block { display: flex; flex-direction: column; gap: 6px; }
.fac-sidecar-label {
  font-family: var(--font-body); font-size: 10px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--mf-ink-40);
}
.fac-sidecar-value {
  font-family: var(--font-body); font-size: 14px; line-height: 1.5;
  color: var(--mf-ink);
}
.fac-sidecar-distances {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 4px;
}
.fac-sidecar-distances li {
  font-family: var(--font-body); font-size: 13px;
  color: var(--mf-ink-60);
  padding-left: 14px; position: relative;
}
.fac-sidecar-distances li::before {
  content: '·';
  position: absolute; left: 4px; top: -1px;
  color: var(--mf-ink-40);
}

/* ---------- CAPABILITIES ---------- */
.fac-cap {
  padding: var(--s-10) 0;
  border-bottom: 1px solid var(--mf-ink-10);
}
.fac-cap-inner {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
}
.fac-section-head {
  display: grid; grid-template-columns: 200px 1fr; gap: var(--s-7);
  align-items: baseline;
  margin-bottom: var(--s-7);
}
@media (max-width: 760px) {
  .fac-section-head { grid-template-columns: 1fr; gap: var(--s-3); }
}
.fac-section-num {
  font-family: var(--font-display); font-size: 14px; font-weight: 400;
  color: var(--mf-ink-40);
  font-feature-settings: 'tnum';
}
.fac-section-num::before {
  content: ''; display: inline-block; width: 36px; height: 1px;
  background: var(--mf-ink-40); vertical-align: middle;
  margin-right: var(--s-3);
}
.fac-section-title {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.1; letter-spacing: -0.01em;
  color: var(--mf-ink);
  margin: 0;
}
.fac-section-title em {
  font-style: italic; color: var(--mf-ink-60);
}
.fac-cap-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border-top: 1px solid var(--mf-ink-10);
  border-left: 1px solid var(--mf-ink-10);
}
@media (max-width: 760px) { .fac-cap-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .fac-cap-grid { grid-template-columns: 1fr; } }
.fac-cap-item {
  border-right: 1px solid var(--mf-ink-10);
  border-bottom: 1px solid var(--mf-ink-10);
  padding: var(--s-5);
  display: flex; align-items: baseline; gap: var(--s-3);
}
.fac-cap-marker {
  font-family: var(--font-body); font-size: 11px; font-weight: 500;
  color: var(--mf-ink-40);
  font-feature-settings: 'tnum';
  flex-shrink: 0;
  letter-spacing: 0.04em;
}
.fac-cap-text {
  font-family: var(--font-display); font-size: 18px; font-weight: 400;
  letter-spacing: -0.005em; color: var(--mf-ink);
}

/* ---------- ZONES (photo gallery by area) ---------- */
.fac-zones {
  padding: var(--s-11) 0;
  border-bottom: 1px solid var(--mf-ink-10);
  background: var(--mf-cream);
}
.fac-zones-inner {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
}
.fac-zones-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-5);
}
@media (max-width: 760px) { .fac-zones-grid { grid-template-columns: 1fr; } }
.fac-zone {
  background: var(--mf-paper);
  border: 1px solid var(--mf-ink-10);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.fac-zone-img {
  aspect-ratio: 16/10;
  overflow: hidden; background: var(--mf-ink-10);
}
.fac-zone-img img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 600ms cubic-bezier(.2,.8,.2,1);
}
.fac-zone:hover .fac-zone-img img { transform: scale(1.03); }
.fac-zone-cap {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-3);
  padding: var(--s-4) var(--s-5);
}
.fac-zone-cap-num {
  font-family: var(--font-body); font-size: 10px; font-weight: 500;
  color: var(--mf-ink-40); letter-spacing: 0.08em;
}
.fac-zone-cap-title {
  font-family: var(--font-display); font-size: 18px; font-weight: 400;
  letter-spacing: -0.005em; color: var(--mf-ink);
  flex: 1;
}

/* ---------- WORKFORCE / EQUIPMENT TABLES ---------- */
.fac-tables {
  padding: var(--s-10) 0;
  border-bottom: 1px solid var(--mf-ink-10);
}
.fac-tables-inner {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
}
.fac-table-wrap {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-9);
}
@media (max-width: 880px) {
  .fac-table-wrap { grid-template-columns: 1fr; gap: var(--s-7); }
}
.fac-table-block { display: flex; flex-direction: column; gap: var(--s-4); }
.fac-table-eye {
  font-family: var(--font-body); font-size: 11px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--mf-ink-40);
}
.fac-table-title {
  font-family: var(--font-display); font-size: 24px; font-weight: 400;
  letter-spacing: -0.01em; color: var(--mf-ink);
  margin: 0 0 var(--s-3);
}
.fac-table { width: 100%; border-collapse: collapse; }
.fac-table tr {
  border-top: 1px solid var(--mf-ink-10);
}
.fac-table tr:last-child { border-bottom: 1px solid var(--mf-ink-10); }
.fac-table td {
  font-family: var(--font-body); font-size: 14px;
  padding: var(--s-3) 0;
  vertical-align: baseline;
}
.fac-table td:first-child {
  color: var(--mf-ink-60);
  width: 70%;
}
.fac-table td:last-child {
  color: var(--mf-ink);
  font-weight: 500;
  text-align: right;
  font-feature-settings: 'tnum';
}

/* ---------- AUDITS ---------- */
.fac-audits-grid {
  display: flex; flex-direction: column; gap: var(--s-5);
}
.fac-audit-row {
  display: grid; grid-template-columns: 220px 1fr; gap: var(--s-5);
  align-items: baseline;
  padding: var(--s-4) 0;
  border-top: 1px solid var(--mf-ink-10);
}
.fac-audit-row:last-child { border-bottom: 1px solid var(--mf-ink-10); }
@media (max-width: 640px) {
  .fac-audit-row { grid-template-columns: 1fr; gap: var(--s-2); }
}
.fac-audit-group {
  font-family: var(--font-body); font-size: 11px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--mf-ink-40);
}
.fac-audit-items {
  display: flex; flex-wrap: wrap; gap: 8px;
}
.fac-chip {
  display: inline-flex; align-items: center;
  font-family: var(--font-body); font-size: 12px; font-weight: 500;
  padding: 6px 12px;
  background: var(--mf-paper);
  border: 1px solid var(--mf-ink-20);
  color: var(--mf-ink);
  letter-spacing: 0.02em;
}

/* ---------- PORTFOLIO ---------- */
.fac-portfolio {
  padding: var(--s-11) 0;
  border-bottom: 1px solid var(--mf-ink-10);
}
.fac-portfolio-inner {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
}
.fac-portfolio-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-3);
}
@media (max-width: 760px) { .fac-portfolio-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .fac-portfolio-grid { grid-template-columns: 1fr; } }
.fac-portfolio-item {
  aspect-ratio: 3/4;
  background: var(--mf-ink-10);
  overflow: hidden;
}
.fac-portfolio-item img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 600ms cubic-bezier(.2,.8,.2,1);
}
.fac-portfolio-item:hover img { transform: scale(1.04); }

/* ---------- OTHER FACILITIES (cross-link strip) ---------- */
.fac-other {
  padding: var(--s-11) 0 var(--s-10);
  background: var(--mf-ink);
  color: var(--mf-paper);
}
.fac-other-inner {
  max-width: var(--container-max); margin: 0 auto;
  padding: 0 var(--container-pad);
}
.fac-other-head {
  display: grid; grid-template-columns: 200px 1fr; gap: var(--s-7);
  margin-bottom: var(--s-6);
  align-items: baseline;
}
@media (max-width: 760px) {
  .fac-other-head { grid-template-columns: 1fr; gap: var(--s-3); }
}
.fac-other-num {
  font-family: var(--font-display); font-size: 14px;
  color: rgba(250,250,247,0.5);
}
.fac-other-num::before {
  content: ''; display: inline-block; width: 36px; height: 1px;
  background: rgba(250,250,247,0.5); vertical-align: middle;
  margin-right: var(--s-3);
}
.fac-other-title {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.1; letter-spacing: -0.01em;
  color: var(--mf-paper);
  margin: 0;
}
.fac-other-title em { font-style: italic; color: rgba(250,250,247,0.65); }
.fac-other-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-3);
}
@media (max-width: 880px) { .fac-other-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .fac-other-grid { grid-template-columns: 1fr; } }
.fac-other-card {
  border: 1px solid rgba(250,250,247,0.15);
  padding: var(--s-5);
  text-decoration: none;
  color: var(--mf-paper);
  display: flex; flex-direction: column; gap: var(--s-3);
  transition: border-color 220ms ease, background 220ms ease;
  min-height: 180px;
}
.fac-other-card:hover {
  border-color: rgba(250,250,247,0.5);
  background: rgba(250,250,247,0.03);
}
.fac-other-card-num {
  font-family: var(--font-body); font-size: 10px; font-weight: 500;
  letter-spacing: 0.16em;
  color: rgba(250,250,247,0.5);
}
.fac-other-card-name {
  font-family: var(--font-display); font-size: 22px; font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--mf-paper);
  margin-top: auto;
}
.fac-other-card-role {
  font-family: var(--font-body); font-size: 13px;
  color: rgba(250,250,247,0.6);
}

/* ---------- FAQ block (new in Vietnam build) ---------- */
.fac-faqs {
  background: var(--mf-paper);
  color: var(--mf-ink);
  padding: var(--s-11) 0;
  border-top: 1px solid var(--mf-ink-10);
}
.fac-faqs-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}
.fac-faqs-list {
  margin-top: var(--s-7);
  display: flex; flex-direction: column;
  border-top: 1px solid var(--mf-ink-10);
}
.fac-faq-item {
  border-bottom: 1px solid var(--mf-ink-10);
  padding: var(--s-4) 0;
}
.fac-faq-q {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display); font-size: 20px; font-weight: 400;
  color: var(--mf-ink);
  letter-spacing: -0.005em;
  padding-right: var(--s-6);
  position: relative;
}
.fac-faq-q::-webkit-details-marker { display: none; }
.fac-faq-q::after {
  content: '+';
  position: absolute; right: 0; top: -2px;
  font-family: var(--font-body); font-size: 22px; font-weight: 300;
  color: var(--mf-ink-60);
}
details[open] .fac-faq-q::after { content: '–'; }
.fac-faq-a {
  margin-top: var(--s-3);
  font-family: var(--font-body); font-size: 15px; line-height: 1.6;
  color: var(--mf-ink-80);
  max-width: 70ch;
}

/* ---------- Sidecar facts (size/warehouse/lines/moq) ---------- */
.fac-sidecar-distances strong {
  color: var(--mf-paper); font-weight: 500;
  margin-right: 6px;
}

/* ============ MOBILE POLISH (factory pages) ============ */
@media (max-width: 720px) {
  /* Factory subnav — let the siblings list scroll horizontally on phones
     rather than wrap into multiple lines that look broken. */
  .fac-subnav-inner { flex-direction: column; align-items: flex-start; gap: var(--s-3); padding: var(--s-3) var(--container-pad); }
  .fac-subnav-list { overflow-x: auto; flex-wrap: nowrap; gap: 0; width: 100%; -webkit-overflow-scrolling: touch; }
  .fac-subnav-item { flex-shrink: 0; padding: var(--s-2) var(--s-3); }
  /* Hero — shrink the meta grid to two columns. */
  .fac-hero-meta { grid-template-columns: 1fr 1fr; gap: var(--s-4); }
  .fac-hero-title { font-size: clamp(2.25rem, 9vw, 4rem); }
  /* Sidecar stops being sticky on phones so it doesn't trap the user. */
  .fac-sidecar { position: static; }
  /* Tables block — let it scroll horizontally if the equipment list is wide. */
  .fac-table-wrap { grid-template-columns: 1fr; gap: var(--s-6); }
  .fac-table { font-size: 13px; }
  /* FAQ block padding tightens. */
  .fac-faqs { padding: var(--s-8) 0; }
  .fac-faq-q { font-size: 17px; padding-right: var(--s-5); }
}
@media (max-width: 480px) {
  .fac-hero-title { font-size: clamp(2rem, 10vw, 3.25rem); }
  .fac-hero-meta { grid-template-columns: 1fr 1fr; gap: var(--s-3); }
  .fac-hero-meta-value { font-size: 18px; }
  .fac-zones-grid { gap: var(--s-3); }
}