/* =============================================================
   page-2-color-flexo.css
   2-Color Flexo Printing Machines — Decision Page
   URL: /flexo-printers/2-color/
   Prefix: tc- (two-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
   ============================================================= */

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

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

.tc-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;
}

.tc-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%);
}

.tc-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);
}

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

.tc-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);
}

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

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

.tc-hero__subtitle {
  font-size: var(--text-md);
  color: rgba(255,255,255,.65);
  line-height: 1.75;
  max-width: 620px;
  margin: 0;
}

/* Trust Bar */
.tc-hero__trust {
  display: flex;
  align-items: center;
  gap: 0;
  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;
}

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

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

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

.tc-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;
}

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

/* CTA Group */
.tc-hero__cta-group {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

/* =============================================================
   S2 — SERIES OVERVIEW
   ============================================================= */

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

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

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

.tc-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;
}

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

/* Cards */
.tc-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;
}

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

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

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

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

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

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

.tc-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;
}

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

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

.tc-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;
}

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

/* Key Specs Grid */
.tc-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);
}

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

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

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

.tc-overview__key-spec-val--yes {
  color: var(--green-fg);
}

.tc-overview__key-spec-val--no {
  color: var(--gray-400);
}

/* Fit List */
.tc-overview__fit-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.tc-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;
}

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

/* Card CTA */
.tc-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;
}

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

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

/* =============================================================
   S3 — COMPARISON TABLE
   ============================================================= */

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

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

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

/* Header row */
.tc-compare__table thead tr {
  background: rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.10);
}

.tc-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;
}

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

.tc-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;
}

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

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

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

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

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

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

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

.tc-compare__val {
  color: rgba(255,255,255,.60);
}

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

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

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

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

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

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

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

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

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

.tc-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);
}

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

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

.tc-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;
}

.tc-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;
}

/* =============================================================
   S4 — SPECS TAB
   ============================================================= */

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

/* Tabs */
.tc-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;
}

.tc-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;
}

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

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

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

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

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

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

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

/* Panels */
.tc-specs__panel--hidden {
  display: none;
}

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

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

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

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

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

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

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

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

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

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

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

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

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

/* HS Note */
.tc-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);
}

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

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

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

/* Width Guide */
.tc-specs__width-guide {
  margin-bottom: var(--sp-5);
}

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

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

.tc-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;
}

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

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

.tc-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;
}

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

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

/* Panel CTA */
.tc-specs__panel-cta {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

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

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

/* =============================================================
   S5 — BUILD STANDARD (dark-surface — NOT .cred-item)
   ============================================================= */

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

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

.tc-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;
}

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

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

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

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

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

.tc-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);
}

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

/* Series row — dual badges per card */
.tc-build__card-series-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

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

.tc-build__card-series--std {
  background: rgba(255,255,255,.10);
  color: rgba(255,255,255,.70);
}

.tc-build__card-series--hs {
  background: rgba(215,25,32,.18);
  color: var(--brand-mid);
}

.tc-build__card-series--both {
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.60);
}

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

/* FAT Block */
.tc-build__fat {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 0;
  align-items: stretch;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--r-lg);
  overflow: hidden;
}

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

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

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

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

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

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

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

.tc-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);
}

/* =============================================================
   S6 — RELATED
   ============================================================= */

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

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

.tc-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;
}

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

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

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

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

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

.tc-related__card-arrow {
  position: absolute;
  top: var(--sp-4);
  right: var(--sp-4);
  color: var(--gray-400);
  transition: color .2s ease, transform .2s ease;
}

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

.tc-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;
}

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

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

/* =============================================================
   S7 — FAQ
   ============================================================= */

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

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

/* Remove native browser marker — RULE H7 */
.tc-faq__item summary { list-style: none; }
.tc-faq__item summary::-webkit-details-marker { display: none; }

.tc-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;
}

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

.tc-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;
}

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

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

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

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

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

.tc-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 — FINAL CTA
   ============================================================= */

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

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

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

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

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

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

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

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

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

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

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

@media (max-width: 960px) {

  /* Hero */
  .tc-hero {
    min-height: auto;
  }

  .tc-hero__inner {
    padding: var(--sp-7) var(--sp-4);
  }

  .tc-hero__title {
    font-size: clamp(28px, 6vw, 42px);
  }

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

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

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

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

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

  /* Compare table — horizontal scroll already handled */
  .tc-compare__decision {
    grid-template-columns: 1fr;
    gap: var(--sp-3);
  }

  /* Specs */
  .tc-specs__tabs {
    width: 100%;
  }

  .tc-specs__tab {
    flex: 1;
    justify-content: center;
  }

  .tc-specs__width-grid {
    grid-template-columns: 1fr;
    gap: var(--sp-2);
  }

  .tc-specs__width-card--popular {
    margin-top: var(--sp-2);
  }

  /* Build grid */
  .tc-build__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tc-build__fat {
    grid-template-columns: 1fr;
  }

  .tc-build__fat-img {
    min-height: 220px;
  }

  .tc-build__fat-body {
    padding: var(--sp-4) var(--sp-4);
  }

  /* Related */
  .tc-related__grid {
    grid-template-columns: 1fr;
  }

  /* CTA */
  .tc-cta__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .tc-cta__meta {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--sp-3);
  }

}

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

@media (max-width: 600px) {

  .tc-hero__trust {
    gap: var(--sp-2);
  }

  .tc-hero__trust-divider {
    display: none;
  }

  .tc-hero__trust-item {
    padding: 0 var(--sp-1);
  }

  .tc-hero__cta-group {
    flex-direction: column;
  }

  .tc-overview__key-specs {
    grid-template-columns: 1fr;
  }

  .tc-overview__card-cta {
    flex-direction: column;
    align-items: flex-start;
  }

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

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

  .tc-cta__title {
    font-size: var(--text-2xl);
  }

  .tc-cta__actions {
    flex-direction: column;
  }

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

}

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