/* =============================================================
   page-4-color-flexo.css
   4-Color Flexo Printing Machines — Decision Page
   URL: /flexo-printers/4-color/
   Prefix: fc- (four-color)
   依赖: Global.css (tokens, btn, section-dark/light, container)
   规则: 无 :root{} / 无硬编码颜色值 / 无 !important
   ============================================================= */

/* =============================================================
   S1 — HERO (mirrors tc- pattern, fc- prefix)
   ============================================================= */

.fc-hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.fc-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.fc-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  animation: cb-hero-breathe 8s ease-in-out infinite;
  transform-origin: center center;
}

.fc-hero__overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 15%, rgba(215,25,32,.22), transparent 32%),
    radial-gradient(circle at 85% 25%, rgba(255,255,255,.05), transparent 34%),
    linear-gradient(135deg, rgba(11,13,16,.92) 0%, rgba(23,26,31,.85) 55%, rgba(36,39,46,.80) 100%);
}

.fc-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 59px,
      rgba(255,255,255,0.025) 59px, rgba(255,255,255,0.025) 60px),
    repeating-linear-gradient(90deg, transparent, transparent 59px,
      rgba(255,255,255,0.025) 59px, rgba(255,255,255,0.025) 60px);
}

.fc-hero__inner {
  position: relative;
  z-index: 2;
  padding: var(--sp-8) var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

.fc-hero__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--brand-mid);
  background: rgba(215,25,32,.12);
  border: 1px solid rgba(215,25,32,.22);
  border-radius: 100px;
  padding: 5px var(--sp-2);
  margin-bottom: var(--sp-2);
}

.fc-hero__title {
  font-size: clamp(36px, 5vw, 62px);
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -.5px;
  margin: 0;
}

.fc-hero__title em {
  font-style: normal;
  color: var(--brand-mid);
}

.fc-hero__subtitle {
  font-size: var(--text-md);
  color: rgba(255,255,255,.65);
  line-height: 1.75;
  max-width: 640px;
  margin: 0;
}

.fc-hero__trust {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--r-lg);
  padding: var(--sp-3) var(--sp-4);
  width: fit-content;
}

.fc-hero__trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 var(--sp-4);
}

.fc-hero__trust-num {
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xl);
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.fc-hero__trust-unit {
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255,255,255,.55);
  margin-left: 3px;
}

.fc-hero__trust-label {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.40);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-top: 4px;
  white-space: nowrap;
}

.fc-hero__trust-divider {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,.12);
  flex-shrink: 0;
}

.fc-hero__cta-group {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

/* =============================================================
   S2 — WHY 4 COLORS (独有Section)
   ============================================================= */

.fc-why {
  padding: var(--sp-7) var(--sp-5);
}

/* Module wrapper */
.fc-why__module {
  margin-top: var(--sp-7);
  padding-top: var(--sp-7);
  border-top: 1px solid var(--gray-100);
}

.fc-why__module:first-of-type {
  margin-top: var(--sp-5);
  padding-top: 0;
  border-top: none;
}

.fc-why__module--alt {
  background: var(--gray-50);
  margin-left: calc(-1 * var(--sp-5));
  margin-right: calc(-1 * var(--sp-5));
  padding-left: var(--sp-5);
  padding-right: var(--sp-5);
  padding-bottom: var(--sp-7);
}

.fc-why__module-title {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--gray-800);
  margin: 0 0 var(--sp-3);
  line-height: 1.3;
}

.fc-why__module-num {
  font-family: 'DM Mono', monospace;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--brand);
  background: var(--brand-tint);
  border-radius: var(--r-md);
  padding: 3px 10px;
  flex-shrink: 0;
}

.fc-why__module-desc {
  font-size: var(--text-base);
  color: var(--gray-600);
  line-height: 1.7;
  max-width: 720px;
  margin: 0 0 var(--sp-5);
}

/* ── Module A: 2-color vs 4-color ── */

.fc-why__capability-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--sp-4);
  align-items: start;
}

.fc-why__cap-col {
  border-radius: var(--r-lg);
  border: 1px solid var(--gray-100);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-card);
}

.fc-why__cap-col--4c {
  border-color: rgba(215,25,32,.20);
}

.fc-why__cap-header {
  padding: var(--sp-3) var(--sp-4) var(--sp-2);
  border-bottom: 1px solid var(--gray-100);
  background: var(--gray-50);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fc-why__cap-col--4c .fc-why__cap-header {
  background: var(--brand-subtle);
  border-bottom-color: rgba(215,25,32,.10);
}

.fc-why__cap-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-radius: 100px;
  padding: 4px 12px;
  align-self: flex-start;
}

.fc-why__cap-badge--2c {
  background: var(--gray-100);
  color: var(--gray-600);
}

.fc-why__cap-badge--4c {
  background: var(--brand-tint);
  color: var(--brand);
}

.fc-why__cap-note {
  font-size: var(--text-sm);
  color: var(--gray-400);
  margin: 0;
}

.fc-why__cap-list {
  list-style: none;
  padding: var(--sp-3) var(--sp-4);
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.fc-why__cap-item {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.5;
}

.fc-why__cap-item--yes svg {
  color: var(--green-fg);
  flex-shrink: 0;
}

.fc-why__cap-item--no {
  color: var(--gray-400);
}

.fc-why__cap-item--no svg {
  color: var(--gray-400);
  flex-shrink: 0;
}

.fc-why__cap-verdict {
  padding: var(--sp-2) var(--sp-4) var(--sp-3);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--gray-600);
  border-top: 1px solid var(--gray-100);
  background: var(--gray-50);
}

.fc-why__cap-col--4c .fc-why__cap-verdict {
  background: var(--brand-subtle);
  border-top-color: rgba(215,25,32,.10);
  color: var(--brand);
}

/* Arrow between columns */
.fc-why__cap-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding-top: var(--sp-6);
  color: var(--brand);
}

.fc-why__cap-arrow span {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--brand);
}

/* Quick decision prompt */
.fc-why__quick-decision {
  margin-top: var(--sp-4);
  padding: var(--sp-3) var(--sp-4);
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-md);
}

.fc-why__quick-decision p {
  font-size: var(--text-sm);
  color: var(--gray-600);
  margin: 0;
}

.fc-why__quick-decision strong {
  color: var(--gray-800);
}

.fc-why__skip-link {
  color: var(--brand);
  font-weight: 600;
  text-decoration: none;
  transition: color .2s ease;
}

.fc-why__skip-link:hover {
  color: var(--brand-dark);
  text-decoration: underline;
}

/* ── Module B: Flexo vs Digital ── */

.fc-why__flexo-vs-digital {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--sp-4);
  align-items: start;
}

.fc-why__fvd-col {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.fc-why__fvd-col--flexo {
  border-color: rgba(215,25,32,.18);
}

.fc-why__fvd-header {
  padding: var(--sp-3) var(--sp-4);
  border-bottom: 1px solid var(--gray-100);
  background: var(--gray-50);
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}

.fc-why__fvd-col--flexo .fc-why__fvd-header {
  background: var(--brand-subtle);
  border-bottom-color: rgba(215,25,32,.10);
}

.fc-why__fvd-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brand-tint);
  color: var(--brand);
  margin-bottom: 4px;
}

.fc-why__fvd-col--digital .fc-why__fvd-icon {
  background: var(--gray-100);
  color: var(--gray-600);
}

.fc-why__fvd-header h4 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--gray-800);
  margin: 0;
}

.fc-why__fvd-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-radius: 100px;
  padding: 3px 10px;
  align-self: flex-start;
}

.fc-why__fvd-tag--flexo {
  background: var(--brand-tint);
  color: var(--brand);
}

.fc-why__fvd-tag--digital {
  background: var(--gray-100);
  color: var(--gray-600);
}

.fc-why__fvd-list {
  list-style: none;
  padding: var(--sp-3) var(--sp-4);
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.fc-why__fvd-list li {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.5;
}

.fc-why__fvd-list li svg {
  color: var(--green-fg);
  flex-shrink: 0;
}

.fc-why__fvd-item--con svg {
  color: var(--gray-400) !important;
}

.fc-why__fvd-item--con {
  color: var(--gray-400);
}

.fc-why__fvd-verdict {
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.65;
  border-top: 1px solid var(--gray-100);
  background: var(--gray-50);
}

.fc-why__fvd-verdict strong {
  color: var(--gray-800);
  display: block;
  margin-bottom: 4px;
}

.fc-why__fvd-note {
  display: block;
  margin-top: var(--sp-2);
  font-size: var(--text-xs);
  color: var(--amber-fg);
  font-style: italic;
}

/* VS divider */
.fc-why__fvd-vs {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--sp-6);
  font-family: 'DM Mono', monospace;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--gray-400);
  background: var(--gray-100);
  border-radius: 100px;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  align-self: center;
  padding-top: 0;
}

/* Break-even callout */
.fc-why__breakeven {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  margin-top: var(--sp-4);
  padding: var(--sp-4);
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
}

.fc-why__breakeven-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--r-md);
  background: var(--brand-tint);
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.fc-why__breakeven div {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.7;
}

.fc-why__breakeven strong {
  color: var(--gray-800);
}

.fc-why__breakeven-note {
  display: block;
  margin-top: var(--sp-1);
  font-size: var(--text-xs);
  color: var(--amber-fg);
  font-style: italic;
}

/* ── Module C: 4-color vs 6-color ── */

.fc-why__4v6-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}

.fc-why__4v6-col {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  padding: var(--sp-4) var(--sp-5);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.fc-why__4v6-col--4c {
  border-color: rgba(215,25,32,.18);
}

.fc-why__4v6-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.fc-why__4v6-col--4c .fc-why__4v6-icon {
  background: var(--brand-tint);
  color: var(--brand);
}

.fc-why__4v6-col--6c .fc-why__4v6-icon {
  background: var(--gray-100);
  color: var(--gray-600);
}

.fc-why__4v6-col h4 {
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--gray-800);
  margin: 0;
}

.fc-why__4v6-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fc-why__4v6-col li {
  font-size: var(--text-sm);
  color: var(--gray-600);
  padding-left: var(--sp-3);
  position: relative;
  line-height: 1.6;
}

.fc-why__4v6-col li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gray-400);
}

.fc-why__4v6-col--4c li::before {
  background: var(--brand);
  opacity: .6;
}

.fc-why__4v6-note {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.65;
  margin: 0;
  padding-top: var(--sp-2);
  border-top: 1px solid var(--gray-100);
  font-style: italic;
}

/* =============================================================
   S3 — SERIES OVERVIEW
   ============================================================= */

.fc-overview {
  padding: var(--sp-7) var(--sp-5);
}

.fc-overview__grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--sp-4);
  align-items: stretch;
}

.fc-overview__vs {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 0 var(--sp-2);
}

.fc-overview__vs-label {
  font-family: 'DM Mono', monospace;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--gray-400);
  background: var(--gray-100);
  border-radius: 100px;
  padding: 4px 10px;
  flex-shrink: 0;
}

.fc-overview__vs-line {
  width: 1px;
  flex: 1;
  background: var(--gray-100);
}

.fc-overview__card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.fc-overview__card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
  border-color: var(--brand);
}

.fc-overview__card--hs {
  border-color: rgba(215,25,32,.15);
}

.fc-overview__card-img {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--gray-50);
}

.fc-overview__card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}

.fc-overview__card:hover .fc-overview__card-img img {
  transform: scale(1.04);
}

.fc-overview__card-body {
  padding: var(--sp-4) var(--sp-5) var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  flex: 1;
}

.fc-overview__card-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-radius: 100px;
  padding: 4px 12px;
  align-self: flex-start;
}

.fc-overview__card-badge--std {
  background: var(--gray-100);
  color: var(--gray-600);
}

.fc-overview__card-badge--hs {
  background: var(--brand-tint);
  color: var(--brand);
}

.fc-overview__card-model {
  font-family: 'DM Mono', monospace;
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--gray-800);
  margin: 0;
  line-height: 1;
}

.fc-overview__card-tagline {
  font-size: var(--text-sm);
  color: var(--gray-600);
  margin: 0;
}

.fc-overview__key-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-2);
  padding: var(--sp-3);
  background: var(--gray-50);
  border-radius: var(--r-md);
}

.fc-overview__key-spec {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.fc-overview__key-spec-label {
  font-size: var(--text-xs);
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: .07em;
}

.fc-overview__key-spec-val {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--gray-800);
}

.fc-overview__key-spec-val--yes { color: var(--green-fg); }
.fc-overview__key-spec-val--no  { color: var(--gray-400); }

.fc-overview__fit-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.fc-overview__fit-list li {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.5;
}

.fc-overview__fit-list li svg {
  color: var(--brand);
  flex-shrink: 0;
}

.fc-overview__card-cta {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--gray-100);
  flex-wrap: wrap;
}

.fc-overview__detail-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--brand);
  text-decoration: none;
  transition: color .2s ease;
  white-space: nowrap;
}

.fc-overview__detail-link:hover {
  color: var(--brand-dark);
  text-decoration: underline;
}

/* =============================================================
   S4 — COMPARISON TABLE
   ============================================================= */

.fc-compare {
  padding: var(--sp-7) var(--sp-5);
}

.fc-compare__table-wrap {
  overflow-x: auto;
  border-radius: var(--r-lg);
  border: 1px solid rgba(255,255,255,.10);
  margin-bottom: var(--sp-6);
}

.fc-compare__table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  min-width: 760px;
}

.fc-compare__table thead tr {
  background: rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.10);
}

.fc-compare__table th {
  padding: var(--sp-3) var(--sp-4);
  text-align: left;
  font-weight: 700;
  color: rgba(255,255,255,.90);
  white-space: nowrap;
}

.fc-compare__th-dim  { width: 18%; color: rgba(255,255,255,.55); }
.fc-compare__th-std  { width: 22%; }
.fc-compare__th-hs   { width: 22%; }
.fc-compare__th-why  { width: 38%; }

.fc-compare__th-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  border-radius: 100px;
  padding: 2px 8px;
  margin-right: 6px;
  vertical-align: middle;
}

.fc-compare__th-badge--std {
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.70);
}

.fc-compare__th-badge--hs {
  background: rgba(215,25,32,.20);
  color: var(--brand-mid);
}

.fc-compare__table tbody tr {
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: background .15s ease;
}

.fc-compare__table tbody tr:hover {
  background: rgba(255,255,255,.03);
}

.fc-compare__row--alt {
  background: rgba(255,255,255,.025);
}

.fc-compare__table td {
  padding: var(--sp-3) var(--sp-4);
  vertical-align: top;
  line-height: 1.6;
}

.fc-compare__dim {
  font-weight: 600;
  color: rgba(255,255,255,.80);
  white-space: nowrap;
}

.fc-compare__val       { color: rgba(255,255,255,.60); }
.fc-compare__val--hs   { color: rgba(255,255,255,.80); }

.fc-compare__val--yes {
  color: #4ade80;
  display: flex;
  align-items: center;
  gap: 6px;
}

.fc-compare__val--no {
  color: rgba(255,255,255,.30);
  display: flex;
  align-items: center;
  gap: 6px;
}

.fc-compare__sub {
  display: block;
  font-size: var(--text-xs);
  color: rgba(255,255,255,.35);
  margin-top: 3px;
}

.fc-compare__why {
  color: rgba(255,255,255,.50);
  font-size: var(--text-sm);
  line-height: 1.65;
}

.fc-compare__flag {
  font-size: var(--text-xs);
  color: var(--amber-fg);
  font-weight: 600;
}

/* Decision callout */
.fc-compare__decision {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}

.fc-compare__decision-col {
  border-radius: var(--r-lg);
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.fc-compare__decision-col--std {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.10);
}

.fc-compare__decision-col--hs {
  background: rgba(215,25,32,.08);
  border: 1px solid rgba(215,25,32,.22);
}

.fc-compare__decision-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,.08);
  color: var(--brand-mid);
}

.fc-compare__decision-col h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: rgba(255,255,255,.92);
  margin: 0;
}

.fc-compare__decision-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.fc-compare__decision-col li {
  font-size: var(--text-sm);
  color: rgba(255,255,255,.60);
  padding-left: var(--sp-3);
  position: relative;
  line-height: 1.6;
}

.fc-compare__decision-col li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-mid);
  opacity: .6;
}

/* =============================================================
   S5 — SPECS TAB
   ============================================================= */

.fc-specs {
  padding: var(--sp-7) var(--sp-5);
}

.fc-specs__tabs {
  display: flex;
  gap: 2px;
  margin-bottom: var(--sp-5);
  background: var(--gray-100);
  border-radius: var(--r-lg);
  padding: 4px;
  width: fit-content;
}

.fc-specs__tab {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--gray-600);
  background: transparent;
  border: none;
  border-radius: var(--r-md);
  padding: 10px var(--sp-4);
  cursor: pointer;
  transition: all .2s ease;
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  white-space: nowrap;
}

.fc-specs__tab:hover {
  color: var(--gray-800);
  background: rgba(255,255,255,.60);
}

.fc-specs__tab--active {
  background: var(--white);
  color: var(--gray-800);
  box-shadow: var(--shadow-card);
}

.fc-specs__tab:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

.fc-specs__tab-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .06em;
  border-radius: 100px;
  padding: 2px 8px;
}

.fc-specs__tab-badge--std {
  background: var(--gray-200);
  color: var(--gray-600);
}

.fc-specs__tab-badge--hs {
  background: var(--brand-tint);
  color: var(--brand);
}

.fc-specs__tab--active .fc-specs__tab-badge--std {
  background: var(--gray-100);
}

.fc-specs__panel--hidden { display: none; }

.fc-specs__machine-img {
  width: 100%;
  max-height: 720px;
  overflow: hidden;
  border-radius: var(--r-lg);
  margin-bottom: var(--sp-5);
  background: var(--gray-50);
}

.fc-specs__machine-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.fc-specs__table-wrap {
  overflow-x: auto;
  border-radius: var(--r-lg);
  border: 1px solid var(--gray-100);
  margin-bottom: var(--sp-5);
}

.fc-specs__table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  min-width: 600px;
}

.fc-specs__table thead tr {
  background: var(--gray-800);
}

.fc-specs__table thead th {
  padding: var(--sp-2) var(--sp-4);
  text-align: left;
  font-weight: 700;
  color: #fff;
  font-size: var(--text-sm);
}

.fc-specs__table thead th:first-child {
  color: rgba(255,255,255,.60);
}

.fc-specs__table tbody tr {
  border-bottom: 1px solid var(--gray-100);
}

.fc-specs__table tbody tr:last-child {
  border-bottom: none;
}

.fc-specs__row--alt { background: var(--gray-50); }

.fc-specs__table td {
  padding: var(--sp-2) var(--sp-4);
  color: var(--gray-600);
  line-height: 1.6;
}

.fc-specs__table td:first-child {
  font-weight: 600;
  color: var(--gray-800);
  white-space: nowrap;
}

.fc-specs__sub-note {
  font-size: var(--text-xs);
  color: var(--gray-400);
  font-style: italic;
}

.fc-specs__flag {
  font-size: var(--text-xs);
  color: var(--amber-fg);
  font-weight: 600;
}

.fc-specs__hs-note {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-2);
  background: rgba(146,64,14,.06);
  border: 1px solid rgba(146,64,14,.15);
  border-radius: var(--r-md);
  padding: var(--sp-3) var(--sp-4);
  margin-bottom: var(--sp-5);
  color: var(--amber-fg);
}

.fc-specs__hs-note svg { flex-shrink: 0; margin-top: 2px; }

.fc-specs__hs-note p {
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--gray-800);
  margin: 0;
}

.fc-specs__hs-note strong { color: var(--amber-fg); }

.fc-specs__width-guide { margin-bottom: var(--sp-5); }

.fc-specs__width-guide-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--gray-800);
  margin: 0 0 var(--sp-3);
}

.fc-specs__width-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
}

.fc-specs__width-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  padding: var(--sp-3) var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  position: relative;
  transition: border-color .2s ease;
}

.fc-specs__width-card:hover { border-color: var(--brand); }

.fc-specs__width-card--popular {
  border-color: var(--brand);
  background: var(--brand-subtle);
}

.fc-specs__width-popular-tag {
  position: absolute;
  top: -10px;
  left: var(--sp-3);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  background: var(--brand);
  color: #fff;
  border-radius: 100px;
  padding: 2px 10px;
}

.fc-specs__width-label {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--gray-800);
}

.fc-specs__width-card p {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.65;
  margin: 0;
}

.fc-specs__panel-cta {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

.fc-specs__ghost-dark {
  color: var(--gray-800);
  border-color: var(--gray-200);
}

.fc-specs__ghost-dark:hover {
  background: var(--gray-50);
  color: var(--gray-800);
  border-color: var(--brand);
}

/* =============================================================
   S6 — BUILD STANDARD (dark-surface)
   ============================================================= */

.fc-build { padding: var(--sp-7) var(--sp-5); }

.fc-build__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
  margin-bottom: var(--sp-6);
}

.fc-build__card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .25s ease, border-color .25s ease, background .25s ease;
}

.fc-build__card:hover {
  transform: translateY(-3px);
  border-color: rgba(215,25,32,.40);
  background: rgba(255,255,255,.07);
}

.fc-build__card-img {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: rgba(255,255,255,.04);
}

.fc-build__card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}

.fc-build__card:hover .fc-build__card-img img {
  transform: scale(1.04);
}

.fc-build__card-body {
  padding: var(--sp-3) var(--sp-4) var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex: 1;
}

.fc-build__card-icon {
  width: 40px;
  height: 40px;
  background: rgba(215,25,32,.15);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-mid);
}

.fc-build__card-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: rgba(255,255,255,.90);
  margin: 0;
}

.fc-build__card-series-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.fc-build__card-series {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .06em;
  border-radius: 100px;
  padding: 3px 10px;
}

.fc-build__card-series--std  { background: rgba(255,255,255,.10); color: rgba(255,255,255,.70); }
.fc-build__card-series--hs   { background: rgba(215,25,32,.18);   color: var(--brand-mid); }
.fc-build__card-series--both { background: rgba(255,255,255,.08); color: rgba(255,255,255,.60); }

.fc-build__card-desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,.58);
  line-height: 1.65;
  margin: 0;
  flex: 1;
}

/* FAT Block */
.fc-build__fat {
  display: grid;
  grid-template-columns: 400px 1fr;
  align-items: stretch;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.fc-build__fat-img {
  overflow: hidden;
  min-height: 260px;
}

.fc-build__fat-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.fc-build__fat-body {
  padding: var(--sp-5) var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  justify-content: center;
}

.fc-build__fat-eyebrow {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--brand-mid);
}

.fc-build__fat-title {
  font-size: var(--text-xl);
  font-weight: 800;
  color: rgba(255,255,255,.95);
  margin: 0;
  line-height: 1.3;
}

.fc-build__fat-body p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,.60);
  line-height: 1.7;
  margin: 0;
}

.fc-build__fat-certs {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

.fc-build__fat-cert {
  font-size: var(--text-xs);
  font-weight: 600;
  color: rgba(255,255,255,.70);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--r-md);
  padding: 4px var(--sp-2);
}

/* =============================================================
   S7 — FAQ (details/summary — RULE H7)
   ============================================================= */

.fc-faq { padding: var(--sp-7) var(--sp-5); }

.fc-faq__list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.fc-faq__item summary { list-style: none; }
.fc-faq__item summary::-webkit-details-marker { display: none; }

.fc-faq__item {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color .2s ease;
}

.fc-faq__item[open] { border-color: rgba(215,25,32,.35); }

.fc-faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--text-base);
  font-weight: 600;
  color: rgba(255,255,255,.88);
  cursor: pointer;
  user-select: none;
  transition: color .2s ease, background .2s ease;
}

.fc-faq__q:hover {
  color: #fff;
  background: rgba(255,255,255,.03);
}

.fc-faq__q:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

.fc-faq__chevron {
  color: rgba(255,255,255,.40);
  flex-shrink: 0;
  transition: transform .25s ease, color .2s ease;
}

.fc-faq__item[open] .fc-faq__chevron {
  transform: rotate(180deg);
  color: var(--brand-mid);
}

.fc-faq__a {
  padding: 0 var(--sp-4) var(--sp-4);
  border-top: 1px solid rgba(255,255,255,.06);
}

.fc-faq__a p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,.60);
  line-height: 1.75;
  margin: var(--sp-3) 0 0;
}

/* =============================================================
   S8 — RELATED
   ============================================================= */

.fc-related { padding: var(--sp-7) var(--sp-5); }

.fc-related__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-3);
}

.fc-related__card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  overflow: hidden;
  text-decoration: none;
  box-shadow: var(--shadow-card);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.fc-related__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
  border-color: var(--brand);
}

.fc-related__card-img {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--gray-50);
}

.fc-related__card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}

.fc-related__card:hover .fc-related__card-img img {
  transform: scale(1.04);
}

.fc-related__card-body {
  padding: var(--sp-3) var(--sp-4) var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex: 1;
  position: relative;
}

.fc-related__card-arrow {
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-3);
  color: var(--gray-400);
  transition: color .2s ease, transform .2s ease;
}

.fc-related__card:hover .fc-related__card-arrow {
  color: var(--brand);
  transform: translateX(3px);
}

.fc-related__card-tag {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--brand);
  background: var(--brand-tint);
  border-radius: 100px;
  padding: 3px 10px;
  align-self: flex-start;
}

.fc-related__card-body h3 {
  font-size: var(--text-base);
  font-weight: 800;
  color: var(--gray-800);
  margin: 0;
}

.fc-related__card-body p {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.65;
  margin: 0;
}

/* =============================================================
   S9 — FINAL CTA
   ============================================================= */

.fc-cta { padding: var(--sp-8) var(--sp-5); }

.fc-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
  flex-wrap: wrap;
}

.fc-cta__content {
  max-width: 620px;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.fc-cta__title {
  font-size: clamp(28px, 3.5vw, var(--text-3xl));
  font-weight: 800;
  color: #fff;
  margin: 0;
  line-height: 1.15;
}

.fc-cta__title em {
  font-style: normal;
  color: var(--brand-mid);
}

.fc-cta__desc {
  font-size: var(--text-md);
  color: rgba(255,255,255,.65);
  line-height: 1.7;
  margin: 0;
}

.fc-cta__actions {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

.fc-cta__meta {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex-shrink: 0;
}

.fc-cta__meta-item {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-sm);
  color: rgba(255,255,255,.55);
}

.fc-cta__meta-item svg {
  color: var(--brand-mid);
  flex-shrink: 0;
}

/* =============================================================
   RESPONSIVE — max-width: 960px
   ============================================================= */

@media (max-width: 960px) {

  .fc-hero { min-height: auto; }
  .fc-hero__inner { padding: var(--sp-7) var(--sp-4); }
  .fc-hero__title { font-size: clamp(28px, 6vw, 42px); }

  .fc-hero__trust {
    width: 100%;
    justify-content: space-between;
    padding: var(--sp-3);
  }

  .fc-hero__trust-item { padding: 0 var(--sp-2); }

  /* Why module */
  .fc-why__capability-grid,
  .fc-why__flexo-vs-digital {
    grid-template-columns: 1fr;
    gap: var(--sp-3);
  }

  .fc-why__cap-arrow {
    flex-direction: row;
    padding-top: 0;
    justify-content: center;
  }

  .fc-why__fvd-vs {
    align-self: center;
    margin: 0 auto;
  }

  .fc-why__4v6-grid { grid-template-columns: 1fr; }

  .fc-why__module--alt {
    margin-left: calc(-1 * var(--sp-4));
    margin-right: calc(-1 * var(--sp-4));
    padding-left: var(--sp-4);
    padding-right: var(--sp-4);
  }

  /* Overview */
  .fc-overview__grid { grid-template-columns: 1fr; gap: var(--sp-3); }

  .fc-overview__vs {
    flex-direction: row;
    padding: 0;
    gap: var(--sp-3);
  }

  .fc-overview__vs-line { width: auto; height: 1px; flex: 1; }

  /* Compare */
  .fc-compare__decision { grid-template-columns: 1fr; gap: var(--sp-3); }

  /* Specs */
  .fc-specs__tabs { width: 100%; }
  .fc-specs__tab { flex: 1; justify-content: center; }
  .fc-specs__width-grid { grid-template-columns: 1fr; gap: var(--sp-2); }
  .fc-specs__width-card--popular { margin-top: var(--sp-2); }

  /* Build */
  .fc-build__grid { grid-template-columns: repeat(2, 1fr); }
  .fc-build__fat { grid-template-columns: 1fr; }
  .fc-build__fat-img { min-height: 220px; }
  .fc-build__fat-body { padding: var(--sp-4); }

  /* Related — 2 columns on tablet */
  .fc-related__grid { grid-template-columns: repeat(2, 1fr); }

  /* CTA */
  .fc-cta__inner { flex-direction: column; align-items: flex-start; }
  .fc-cta__meta { flex-direction: row; flex-wrap: wrap; gap: var(--sp-3); }
}

/* =============================================================
   RESPONSIVE — max-width: 600px
   ============================================================= */

@media (max-width: 600px) {

  .fc-hero__trust-divider { display: none; }
  .fc-hero__trust-item { padding: 0 var(--sp-1); }
  .fc-hero__cta-group { flex-direction: column; }

  .fc-overview__key-specs { grid-template-columns: 1fr; }
  .fc-overview__card-cta { flex-direction: column; align-items: flex-start; }

  .fc-build__grid { grid-template-columns: 1fr; }

  .fc-specs__panel-cta { flex-direction: column; }

  .fc-related__grid { grid-template-columns: 1fr; }

  .fc-cta__title { font-size: var(--text-2xl); }
  .fc-cta__actions { flex-direction: column; }

  .fc-compare__decision-col { padding: var(--sp-4); }

  .fc-why__module-title { font-size: var(--text-lg); }
}

@keyframes cb-hero-breathe {
  0%   { transform: scale(1.00); }
  50%  { transform: scale(1.06); }
  100% { transform: scale(1.00); }
}