/* ============================================================
   PAGE: T-Shirt Bag Making Machine
   File: assets/css/page-t-shirt-bag-making-machine.css
   Scope: Styles unique to this page only.
          All tokens from global.css — no :root{} here.
   ============================================================ */


/* ============================================================
   GLOBAL PATCH FOR THIS PAGE
   补全 Global.css 在此页面语境下缺失的基础定义
   ============================================================ */

/* 1. container 在 Global.css 里未定义，补全 */
.container {
  max-width: 1160px;
  margin: 0 auto;
}

/* 2. 所有 section 内的容器补水平 padding，防止内容贴边 */
.tsb-hero .container,
.tsb-produces .container,
.tsb-choose .container,
.tsb-lineup .container,
.tsb-compare .container,
.tsb-tech .container,
.tsb-who .container,
.tsb-aftersales .container,
.tsb-faq .container,
.tsb-cta .container {
  padding-left: var(--sp-5);
  padding-right: var(--sp-5);
}

/* 3. section-header 在 Global.css 里未定义，补全 */
.section-header {
  text-align: center;
  margin-bottom: var(--sp-6);
}

/* 4. section-sub 在 Global.css 里未定义，补全 */
.section-sub {
  font-size: var(--text-base);
  color: var(--gray-600);
  line-height: 1.65;
  max-width: 580px;
  margin: var(--sp-1) auto 0;
}

/* 5. section-header 内 h2 通用样式 */
.section-header h2 {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--gray-800);
  margin: var(--sp-1) 0;
  line-height: 1.20;
}

.section-header h2 em {
  color: var(--brand);
  font-style: normal;
}

/* 6. section-title 确保此页面内显示一致 */
.section-title {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: var(--sp-1);
  font-family: 'DM Mono', monospace;
}


/* ============================================================
   S1 — HERO
   ============================================================ */

.tsb-hero {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--white);
}

.tsb-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* ★ 呼吸式放大缩小 — Ken Burns 循环 */
.tsb-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;

  /* 呼吸动画：14s 一个完整呼吸周期，alternate 实现来回缩放 */
  animation: tsb-hero-zoom 14s ease-in-out infinite alternate;
  transform-origin: center center;
  will-change: transform;
}

@keyframes tsb-hero-zoom {
  from { transform: scale(1.00); }
  to   { transform: scale(1.08); }
}

/* 无障碍：尊重用户的减少动画系统偏好 */
@media (prefers-reduced-motion: reduce) {
  .tsb-hero__bg img {
    animation: none;
  }
}

.tsb-hero__overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 15%, rgba(215,25,32,.28), transparent 38%),
    linear-gradient(135deg, rgba(11,13,16,0.92) 0%, rgba(23,26,31,0.82) 55%, rgba(36,39,46,0.75) 100%);
}

.tsb-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: var(--sp-8);
  padding-bottom: var(--sp-8);
  width: 100%;
}

.tsb-hero__badge {
  display: inline-block;
  background: var(--brand);
  color: var(--white);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: var(--sp-2);
  font-family: 'DM Mono', monospace;
}

.tsb-hero__title {
  font-size: clamp(var(--text-2xl), 5vw, var(--text-4xl));
  font-weight: 800;
  line-height: 1.10;
  color: var(--white);
  max-width: 720px;
  margin-bottom: var(--sp-2);
}

.tsb-hero__subtitle {
  font-size: var(--text-md);
  color: rgba(255,255,255,0.70);
  max-width: 580px;
  line-height: 1.65;
  margin-bottom: var(--sp-5);
}

.tsb-hero__trust {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
  margin-bottom: var(--sp-5);
}

.tsb-hero__divider {
  width: 1px;
  height: 32px;
  background: rgba(255,255,255,0.18);
  flex-shrink: 0;
}

.tsb-hero__trust-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

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

.tsb-hero__trust-unit {
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255,255,255,0.60);
  margin-left: 2px;
}

.tsb-hero__trust-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
}

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


/* ============================================================
   S2 — WHAT THIS MACHINE PRODUCES
   ============================================================ */

.tsb-produces {
  padding: var(--sp-7) 0;
}

.tsb-produces .section-header {
  margin-bottom: var(--sp-6);
}

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

.tsb-produces__card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

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

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

.tsb-produces__card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

.tsb-produces__card:hover .tsb-produces__card-img img {
  transform: scale(1.04);
}

.tsb-produces__card-body {
  padding: var(--sp-3);
}

.tsb-produces__tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: var(--r-sm);
  margin-bottom: var(--sp-1);
  font-family: 'DM Mono', monospace;
}

.tsb-produces__tag--primary {
  background: var(--brand-tint);
  color: var(--brand);
}

.tsb-produces__tag--secondary {
  background: var(--gray-50);
  color: var(--gray-600);
  border: 1px solid var(--gray-100);
}

.tsb-produces__card-body h3 {
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: var(--sp-1);
}

.tsb-produces__card-body p {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.60;
}

.tsb-produces__workflow {
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  padding: var(--sp-4);
}

.tsb-produces__workflow-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: var(--sp-3);
}

.tsb-produces__workflow-steps {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-wrap: wrap;
  margin-bottom: var(--sp-2);
}

.tsb-produces__workflow-step {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--gray-600);
}

.tsb-produces__workflow-step--active {
  color: var(--brand);
  font-weight: 700;
}

.tsb-produces__workflow-step--optional {
  color: var(--gray-400);
}

.tsb-produces__workflow-icon {
  width: 32px;
  height: 32px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--gray-400);
}

.tsb-produces__workflow-step--active .tsb-produces__workflow-icon {
  background: var(--brand-tint);
  border-color: rgba(215,25,32,0.20);
  color: var(--brand);
}

.tsb-produces__workflow-arrow {
  color: var(--gray-200);
  flex-shrink: 0;
}

.tsb-produces__workflow-note {
  font-size: var(--text-sm);
  color: var(--gray-400);
  line-height: 1.55;
}

.tsb-produces__inline-link {
  color: var(--brand);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.15s ease;
}

.tsb-produces__inline-link:hover {
  color: var(--brand-dark);
}


/* ============================================================
   S3 — HOW TO CHOOSE
   独立深色 section，不依赖 .section-dark
   ============================================================ */

.tsb-choose {
  position: relative;
  padding: var(--sp-7) 0;
  background:
    radial-gradient(circle at 20% 15%, rgba(215,25,32,.24), transparent 32%),
    radial-gradient(circle at 85% 25%, rgba(255,255,255,.06), transparent 34%),
    linear-gradient(135deg, #0B0D10 0%, #171A1F 55%, #24272E 100%);
  color: var(--white);
}

.tsb-choose::before {
  content: '';
  position: absolute;
  inset: 0;
  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);
}

.tsb-choose .section-inner {
  position: relative;
  z-index: 1;
}

.tsb-choose__header {
  text-align: center;
  margin-bottom: var(--sp-6);
}

.tsb-choose__header .section-title {
  color: rgba(215,25,32,0.85);
}

.tsb-choose__header h2 {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--white);
  margin: var(--sp-1) 0;
  line-height: 1.20;
}

.tsb-choose__header h2 em {
  color: var(--brand-mid);
  font-style: normal;
}

.tsb-choose__header .section-sub {
  color: rgba(255,255,255,0.55);
}

.tsb-choose__step {
  display: flex;
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
  padding-bottom: var(--sp-6);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.tsb-choose__step:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.tsb-choose__step-num {
  font-family: 'DM Mono', monospace;
  font-size: var(--text-3xl);
  font-weight: 800;
  color: rgba(215,25,32,0.35);
  line-height: 1;
  flex-shrink: 0;
  width: 64px;
  padding-top: 4px;
}

.tsb-choose__step-body {
  flex: 1;
}

.tsb-choose__step-body h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--sp-2);
}

.tsb-choose__step-body > p {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.60);
  line-height: 1.65;
  margin-bottom: var(--sp-3);
}

.tsb-choose__cut-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}

.tsb-choose__cut-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--r-lg);
  padding: var(--sp-3);
  transition: border-color 0.20s ease, background 0.20s ease;
}

.tsb-choose__cut-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.18);
}

.tsb-choose__cut-badge {
  display: inline-block;
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.10em;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: var(--sp-2);
}

.tsb-choose__cut-badge--hot {
  background: rgba(215,25,32,0.20);
  color: var(--brand-mid);
  border: 1px solid rgba(215,25,32,0.35);
}

.tsb-choose__cut-badge--cold {
  background: rgba(37,99,235,0.20);
  color: #93c5fd;
  border: 1px solid rgba(37,99,235,0.35);
}

.tsb-choose__cut-card h4 {
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--sp-2);
}

.tsb-choose__cut-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tsb-choose__cut-card ul li {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  line-height: 1.50;
  padding-left: 16px;
  position: relative;
}

.tsb-choose__cut-card ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: rgba(255,255,255,0.25);
  font-size: var(--text-xs);
}

.tsb-choose__cut-models {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-1);
  padding-top: var(--sp-2);
  border-top: 1px solid rgba(255,255,255,0.07);
}

.tsb-choose__cut-model-label {
  font-size: var(--text-xs);
  font-weight: 700;
  color: rgba(255,255,255,0.35);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-right: 4px;
}

.tsb-choose__cut-model-tag {
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xs);
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.70);
  padding: 3px 9px;
  border-radius: var(--r-sm);
  white-space: nowrap;
}

.tsb-choose__output-table-wrap {
  overflow-x: auto;
  border-radius: var(--r-lg);
  border: 1px solid rgba(255,255,255,0.08);
  margin-bottom: var(--sp-2);
}

.tsb-choose__output-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.tsb-choose__output-table thead tr {
  background: rgba(255,255,255,0.06);
}

.tsb-choose__output-table th {
  padding: 12px var(--sp-3);
  text-align: left;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  white-space: nowrap;
}

.tsb-choose__output-table td {
  padding: 14px var(--sp-3);
  color: rgba(255,255,255,0.75);
  border-top: 1px solid rgba(255,255,255,0.06);
  vertical-align: middle;
}

.tsb-choose__output-table tbody tr:hover td {
  background: rgba(255,255,255,0.03);
}

.tsb-choose__badge-hot {
  display: inline-block;
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  background: rgba(215,25,32,0.18);
  color: var(--brand-mid);
  border: 1px solid rgba(215,25,32,0.30);
  white-space: nowrap;
}

.tsb-choose__badge-cold {
  display: inline-block;
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  background: rgba(37,99,235,0.18);
  color: #93c5fd;
  border: 1px solid rgba(37,99,235,0.30);
  white-space: nowrap;
}

.tsb-choose__table-note {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.35);
  line-height: 1.55;
}

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

.tsb-choose__width-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: var(--r-lg);
  padding: var(--sp-3);
  transition: background 0.20s ease, border-color 0.20s ease;
}

.tsb-choose__width-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.16);
}

.tsb-choose__width-range {
  font-family: 'DM Mono', monospace;
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--white);
  margin-bottom: var(--sp-1);
}

.tsb-choose__width-card p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  line-height: 1.55;
}


/* ============================================================
   S4 — MODEL LINEUP (Tabs)
   ============================================================ */

.tsb-lineup {
  padding: var(--sp-7) 0;
}

.tsb-lineup .section-header {
  margin-bottom: var(--sp-5);
}

.tsb-lineup__tabs {
  display: flex;
  gap: var(--sp-1);
  border-bottom: 2px solid var(--gray-100);
  margin-bottom: var(--sp-5);
  overflow-x: auto;
  scrollbar-width: none;
}

.tsb-lineup__tabs::-webkit-scrollbar {
  display: none;
}

.tsb-lineup__tab {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  padding: 12px var(--sp-3);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--gray-400);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.tsb-lineup__tab:hover {
  color: var(--gray-800);
}

.tsb-lineup__tab--active {
  color: var(--gray-800);
  border-bottom-color: var(--brand);
}

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

.tsb-lineup__tab-badge {
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border-radius: 100px;
}

.tsb-lineup__tab-badge--hot {
  background: var(--brand-tint);
  color: var(--brand);
}

.tsb-lineup__tab-badge--cold {
  background: rgba(37,99,235,0.10);
  color: #1d4ed8;
}

.tsb-lineup__tab-count {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--gray-400);
}

.tsb-lineup__panel[hidden] {
  display: none;
}

.tsb-lineup__cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-3);
}

.tsb-lineup__cards--single {
  grid-template-columns: 1fr;
  max-width: 680px;
  margin: 0 auto;
}

.tsb-lineup__card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  display: flex;
  flex-direction: column;
}

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

.tsb-lineup__card--featured {
  border-color: rgba(215,25,32,0.25);
}

.tsb-lineup__card-img {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--gray-50);
}

.tsb-lineup__card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

.tsb-lineup__card:hover .tsb-lineup__card-img img {
  transform: scale(1.04);
}

.tsb-lineup__card-cut {
  position: absolute;
  top: var(--sp-2);
  left: var(--sp-2);
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 100px;
  z-index: 1;
}

.tsb-lineup__card-cut--hot {
  background: rgba(215,25,32,0.90);
  color: var(--white);
}

.tsb-lineup__card-cut--cold {
  background: rgba(29,78,216,0.90);
  color: var(--white);
}

.tsb-lineup__card-flagship {
  position: absolute;
  top: var(--sp-2);
  right: var(--sp-2);
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 100px;
  background: rgba(22,101,52,0.90);
  color: var(--white);
  z-index: 1;
}

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

.tsb-lineup__card-model {
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--brand);
}

.tsb-lineup__card h3 {
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--gray-800);
  line-height: 1.30;
  margin: 0;
}

.tsb-lineup__card-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px var(--sp-2);
  background: var(--gray-50);
  border-radius: var(--r-md);
  padding: var(--sp-2);
}

.tsb-lineup__card-spec {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.tsb-lineup__card-spec-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.tsb-lineup__card-spec-val {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--gray-800);
  line-height: 1.40;
}

.tsb-lineup__card-desc {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.60;
  margin: 0;
}

.tsb-lineup__card-fit {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--gray-400);
  background: var(--gray-50);
  border-radius: var(--r-sm);
  padding: 8px var(--sp-2);
  line-height: 1.45;
}

.tsb-lineup__card .btn {
  align-self: flex-start;
  margin-top: auto;
}


/* ============================================================
   S5 — FULL SPEC COMPARISON TABLE
   ============================================================ */

.tsb-compare {
  padding: var(--sp-7) 0;
  background: var(--white);
}

.tsb-compare .section-header {
  margin-bottom: var(--sp-5);
}

.tsb-compare__scroll {
  overflow-x: auto;
  border-radius: var(--r-lg);
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-card);
}

.tsb-compare__table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  min-width: 1100px;
}

.tsb-compare__table thead tr {
  background: var(--charcoal);
}

.tsb-compare__table thead th {
  padding: 12px var(--sp-2);
  text-align: left;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.60);
  white-space: nowrap;
}

.tsb-compare__th-param {
  color: rgba(255,255,255,0.35);
  min-width: 140px;
}

.tsb-compare__table tbody td {
  padding: 12px var(--sp-2);
  color: var(--gray-600);
  border-top: 1px solid var(--gray-100);
  vertical-align: middle;
  font-size: var(--text-sm);
  line-height: 1.45;
}

.tsb-compare__td-param {
  font-weight: 700;
  color: var(--gray-800);
  background: var(--gray-50);
  white-space: nowrap;
}

.tsb-compare__table tbody tr:hover td {
  background: var(--brand-subtle);
}

.tsb-compare__table tbody tr:hover .tsb-compare__td-param {
  background: var(--brand-subtle);
}

.tsb-compare__badge-hot {
  display: inline-block;
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 100px;
  background: var(--brand-tint);
  color: var(--brand);
  white-space: nowrap;
}

.tsb-compare__badge-cold {
  display: inline-block;
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 100px;
  background: rgba(37,99,235,0.10);
  color: #1d4ed8;
  white-space: nowrap;
}

.tsb-compare__note {
  font-size: var(--text-xs);
  color: var(--gray-400);
  margin-top: var(--sp-2);
  line-height: 1.55;
}


/* ============================================================
   S6 — TECHNOLOGY FEATURES
   ============================================================ */

.tsb-tech {
  padding: var(--sp-7) 0;
}

.tsb-tech .section-header {
  margin-bottom: var(--sp-6);
}

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

.tsb-tech__card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  padding: var(--sp-3);
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

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

.tsb-tech__icon {
  width: 40px;
  height: 40px;
  background: var(--brand-tint);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand);
  margin-bottom: var(--sp-2);
  flex-shrink: 0;
}

.tsb-tech__card h4 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: var(--sp-1);
  line-height: 1.30;
}

.tsb-tech__card p {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.60;
}


/* ============================================================
   S7 — WHO IS THIS FOR
   ============================================================ */

.tsb-who {
  padding: var(--sp-7) 0;
  background: var(--white);
}

.tsb-who .section-header {
  margin-bottom: var(--sp-6);
}

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

.tsb-who__card {
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  padding: var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

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

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

.tsb-who__card-profile {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.tsb-who__card h3 {
  font-family: 'DM Mono', monospace;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--brand);
  line-height: 1.35;
  margin: 0;
}

.tsb-who__card p {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.60;
  flex: 1;
}

.tsb-who__card-specs {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  flex-wrap: wrap;
}

.tsb-who__card-specs .mono {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--gray-600);
  background: var(--white);
  border: 1px solid var(--gray-100);
  padding: 3px 8px;
  border-radius: var(--r-sm);
}

.tsb-who__card-cut {
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 100px;
}

.tsb-who__card-cut--hot {
  background: var(--brand-tint);
  color: var(--brand);
}

.tsb-who__card-cut--cold {
  background: rgba(37,99,235,0.10);
  color: #1d4ed8;
}

.tsb-who__advisory {
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  padding: var(--sp-5);
  display: flex;
  gap: var(--sp-4);
  align-items: flex-start;
}

.tsb-who__advisory-icon {
  width: 52px;
  height: 52px;
  background: var(--brand-tint);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand);
  flex-shrink: 0;
}

.tsb-who__advisory-body {
  flex: 1;
}

.tsb-who__advisory-body h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: var(--sp-1);
  line-height: 1.30;
}

.tsb-who__advisory-body > p {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.60;
  margin-bottom: var(--sp-3);
}


/* ============================================================
   S8 — AFTER-SALES
   ============================================================ */

.tsb-aftersales {
  padding: var(--sp-7) 0;
}

.tsb-aftersales .section-header {
  margin-bottom: var(--sp-6);
}

.tsb-aftersales__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-3);
}

.tsb-aftersales__card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  padding: var(--sp-4);
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

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

.tsb-aftersales__card-icon {
  width: 40px;
  height: 40px;
  background: var(--brand-tint);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand);
  margin-bottom: var(--sp-2);
}

.tsb-aftersales__card h4 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: var(--sp-1);
  line-height: 1.30;
}

.tsb-aftersales__card p {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.60;
}


/* ============================================================
   S9 — FAQ
   ============================================================ */

.tsb-faq {
  padding: var(--sp-7) 0;
  background: var(--white);
}

.tsb-faq .section-header {
  margin-bottom: var(--sp-6);
}

.tsb-faq__list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}

.tsb-faq__item {
  border: 1px solid var(--gray-100);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--white);
  transition: border-color 0.20s ease;
}

.tsb-faq__item[open] {
  border-color: rgba(215,25,32,0.25);
}

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

.tsb-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: var(--gray-800);
  cursor: pointer;
  user-select: none;
  line-height: 1.45;
  transition: background 0.15s ease, color 0.15s ease;
}

.tsb-faq__q:hover {
  background: var(--gray-50);
  color: var(--brand);
}

.tsb-faq__item[open] .tsb-faq__q {
  color: var(--brand);
  background: var(--brand-subtle);
}

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

.tsb-faq__chevron {
  flex-shrink: 0;
  color: var(--gray-400);
  transition: transform 0.25s ease;
}

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

.tsb-faq__a {
  padding: 0 var(--sp-4) var(--sp-3);
  border-top: 1px solid var(--gray-100);
}

.tsb-faq__a p {
  font-size: var(--text-sm);
  color: var(--gray-600);
  line-height: 1.70;
  padding-top: var(--sp-2);
}

.tsb-faq__link {
  color: var(--brand);
  text-decoration: none;
  font-weight: 600;
}

.tsb-faq__link:hover {
  color: var(--brand-dark);
}


/* ============================================================
   S10 — FINAL CTA
   ============================================================ */

.tsb-cta {
  position: relative;
  overflow: hidden;
  padding: var(--sp-8) 0;
}

.tsb-cta__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 15%, rgba(215,25,32,.24), transparent 32%),
    radial-gradient(circle at 85% 25%, rgba(255,255,255,.06), transparent 34%),
    linear-gradient(135deg, #0B0D10 0%, #171A1F 55%, #24272E 100%);
  z-index: 0;
}

.tsb-cta__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  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);
}

.tsb-cta__inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.tsb-cta__content {
  max-width: 640px;
  margin: 0 auto;
}

.tsb-cta__eyebrow {
  display: inline-block;
  font-family: 'DM Mono', monospace;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-mid);
  margin-bottom: var(--sp-2);
}

.tsb-cta__title {
  font-size: clamp(var(--text-xl), 3.5vw, var(--text-3xl));
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: var(--sp-3);
}

.tsb-cta__sub {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.60);
  line-height: 1.65;
  margin-bottom: var(--sp-5);
}

.tsb-cta__actions {
  display: flex;
  gap: var(--sp-2);
  justify-content: center;
  flex-wrap: wrap;
}


/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 960px) {

  .tsb-hero .section-inner,
  .tsb-produces .section-inner,
  .tsb-choose .section-inner,
  .tsb-lineup .section-inner,
  .tsb-compare .section-inner,
  .tsb-tech .section-inner,
  .tsb-who .section-inner,
  .tsb-aftersales .section-inner,
  .tsb-faq .section-inner,
  .tsb-cta .section-inner {
    padding-left: var(--sp-3);
    padding-right: var(--sp-3);
  }

  .tsb-hero__trust { gap: var(--sp-2); }
  .tsb-hero__divider { display: none; }

  .tsb-produces { padding: var(--sp-6) 0; }
  .tsb-produces__grid { grid-template-columns: 1fr; }

  .tsb-choose { padding: var(--sp-6) 0; }
  .tsb-choose__step { flex-direction: column; gap: var(--sp-2); }
  .tsb-choose__step-num { width: auto; font-size: var(--text-xl); }
  .tsb-choose__cut-compare { grid-template-columns: 1fr; }
  .tsb-choose__width-grid { grid-template-columns: 1fr; }

  .tsb-lineup { padding: var(--sp-6) 0; }
  .tsb-lineup__cards { grid-template-columns: 1fr; }

  .tsb-compare { padding: var(--sp-6) 0; }

  .tsb-tech { padding: var(--sp-6) 0; }
  .tsb-tech__grid { grid-template-columns: 1fr; }

  .tsb-who { padding: var(--sp-6) 0; }
  .tsb-who__grid { grid-template-columns: 1fr; }
  .tsb-who__advisory { flex-direction: column; gap: var(--sp-3); }

  .tsb-aftersales { padding: var(--sp-6) 0; }
  .tsb-aftersales__grid { grid-template-columns: 1fr; }

  .tsb-faq { padding: var(--sp-6) 0; }

  .tsb-cta { padding: var(--sp-7) 0; }
  .tsb-cta__actions { flex-direction: column; align-items: center; }
}

@media (max-width: 600px) {
  .tsb-hero__cta-group { flex-direction: column; }
  .tsb-hero__cta-group .btn { width: 100%; justify-content: center; }
  .tsb-lineup__tab-count { display: none; }
  .tsb-who__advisory-icon { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .tsb-produces__card,
  .tsb-lineup__card,
  .tsb-tech__card,
  .tsb-who__card,
  .tsb-aftersales__card,
  .tsb-faq__chevron {
    transition: none;
  }
}

/* ============================================================
   S1.5 — BAG GALLERY SCROLL
   ============================================================ */

.tsb-scroll {
  padding: var(--sp-7) 0;
  overflow: hidden;
}

.tsb-scroll__header {
  text-align: center;
  margin-bottom: var(--sp-6);
}

/* S1.5 — 标题 h2 非强调文字强制白色 */
.tsb-scroll__header h2 {
  color: var(--off-white);
}

/* 滚动舞台 */
.tsb-scroll__stage {
  overflow: hidden;
  position: relative;
}

/* 左右渐隐遮罩 */
.tsb-scroll__stage::before,
.tsb-scroll__stage::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}

.tsb-scroll__stage::before {
  left: 0;
  background: linear-gradient(to right, #0B0D10, transparent);
}

.tsb-scroll__stage::after {
  right: 0;
  background: linear-gradient(to left, #0B0D10, transparent);
}

/* 轨道 */
.tsb-scroll__track {
  overflow: hidden;
}

/* 鼠标悬停整个 stage 时暂停 */
.tsb-scroll__stage:hover .tsb-scroll__reel {
  animation-play-state: paused;
}

/* 滚动胶卷 */
.tsb-scroll__reel {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  width: max-content;
  animation: tsb-scroll-left 36s linear infinite;
  will-change: transform;
}

@keyframes tsb-scroll-left {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* 无障碍：减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
  .tsb-scroll__reel {
    animation: none;
  }
}

/* 单张卡片 */
.tsb-scroll__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-1);
  flex-shrink: 0;
}

.tsb-scroll__img-wrap {
  width: 200px;
  height: 140px;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.tsb-scroll__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.35s ease;
}

.tsb-scroll__item:hover .tsb-scroll__img-wrap {
  border-color: rgba(215, 25, 32, 0.40);
  transform: translateY(-3px);
}

.tsb-scroll__item:hover .tsb-scroll__img-wrap img {
  transform: scale(1.06);
}

.tsb-scroll__label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.38);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

/* ── 响应式 ── */
@media (max-width: 960px) {
  .tsb-scroll__img-wrap {
    width: 160px;
    height: 112px;
  }
}

@media (max-width: 600px) {
  .tsb-scroll {
    padding: var(--sp-5) 0;
  }

  .tsb-scroll__img-wrap {
    width: 120px;
    height: 84px;
  }

  .tsb-scroll__label {
    display: none;
  }

  .tsb-scroll__reel {
    animation-duration: 24s;
  }
}