/* ═════════════════════════════════════════════════════════════════════════════
   SUNREX Products Pages CSS
   所有产品页面专用样式，类名前缀: .products-
   ═════════════════════════════════════════════════════════════════════════════ */

/* ─── 00 · 产品列表页专用样式 ───────────────── */

/* Hero Cards */
.products-hero-cards {
  display: flex;
  flex-direction: column;
  gap: var(--sr-space-md);
}

.product-card-mini {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--sr-radius-lg);
  padding: var(--sr-space-lg);
}

.product-card-mini strong {
  display: block;
  color: var(--sr-text-white);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.product-card-mini span {
  display: block;
  color: var(--sr-primary);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--sr-space-sm);
}

.product-card-mini p {
  color: var(--sr-text-muted);
  font-size: 14px;
  line-height: 1.5;
  margin: 0;
}

/* Intro Grid */
.products-intro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sr-space-lg);
}

.products-intro-card {
  text-align: center;
  padding: var(--sr-space-xl);
  background: var(--sr-bg-light);
  border-radius: var(--sr-radius-lg);
}

.products-intro-icon {
  width: 64px;
  height: 64px;
  background: rgba(13, 148, 136, 0.1);
  border-radius: var(--sr-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--sr-space-md);
  font-size: 28px;
}

.products-intro-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
}

.products-intro-card p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin: 0;
}

/* Categories Section */
.products-categories {
  padding: var(--sr-space-3xl) 0;
  background: var(--sr-bg-light);
}

.products-categories-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.products-category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-xl);
}

.products-category-card {
  background: var(--sr-bg-white);
  border-radius: var(--sr-radius-lg);
  overflow: hidden;
  border: 1px solid var(--sr-border-light);
}

.products-category-media {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--sr-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sr-space-lg);
}

.products-category-media img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.products-category-body {
  padding: var(--sr-space-xl);
}

.products-category-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--sr-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--sr-space-sm);
}

.products-category-tag.secondary {
  color: #ea580c;
}

.products-category-body h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
}

.products-category-body > p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin-bottom: var(--sr-space-lg);
}

.products-meta-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-md);
  margin-bottom: var(--sr-space-lg);
}

.products-meta-list > div {
  background: var(--sr-bg-light);
  padding: var(--sr-space-md);
  border-radius: var(--sr-radius-md);
}

.products-meta-list strong {
  display: block;
  font-size: 12px;
  color: var(--sr-text-dark);
  margin-bottom: 2px;
}

.products-meta-list span {
  font-size: 13px;
  color: var(--sr-text-gray);
}

.products-bullet-list {
  list-style: none;
  margin-bottom: var(--sr-space-lg);
}

.products-bullet-list li {
  font-size: 13px;
  color: var(--sr-text-gray);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
  line-height: 1.5;
}

.products-bullet-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--sr-primary);
  font-weight: 700;
}

.products-card-actions {
  display: flex;
  gap: var(--sr-space-md);
  flex-wrap: wrap;
}

/* Compare Section */
.products-compare {
  padding: var(--sr-space-3xl) 0;
  background: var(--sr-primary);
}

.products-compare-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.products-section-header.light h2,
.products-section-header.light p {
  color: var(--sr-text-white);
}

.products-compare-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-xl);
}

.products-compare-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--sr-radius-lg);
  padding: var(--sr-space-xl);
}

.products-compare-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--sr-text-white);
  background: rgba(255, 255, 255, 0.2);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: var(--sr-space-md);
}

.products-compare-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--sr-text-white);
  margin-bottom: var(--sr-space-sm);
}

.products-compare-card > p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  margin-bottom: var(--sr-space-md);
}

.products-compare-list {
  list-style: none;
  margin-bottom: var(--sr-space-lg);
}

.products-compare-list li {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
  line-height: 1.5;
}

.products-compare-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--sr-text-white);
  font-weight: 700;
}

.products-compare-link {
  color: var(--sr-text-white);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.products-compare-link:hover {
  text-decoration: underline;
}

/* Lineup Section */
.products-lineup {
  padding: var(--sr-space-3xl) 0;
  background: var(--sr-bg-white);
}

.products-lineup-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.products-lineup-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-xl);
}

.products-lineup-group h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
}

.products-lineup-group > p {
  font-size: 14px;
  color: var(--sr-text-gray);
  margin-bottom: var(--sr-space-lg);
}

.products-lineup-links {
  display: flex;
  flex-direction: column;
  gap: var(--sr-space-sm);
}

.products-lineup-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--sr-space-md) var(--sr-space-lg);
  background: var(--sr-bg-light);
  border-radius: var(--sr-radius-md);
  color: var(--sr-text-dark);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s ease;
}

.products-lineup-item:hover {
  background: var(--sr-primary);
  color: var(--sr-text-white);
}

.products-lineup-item span {
  font-size: 12px;
  color: var(--sr-text-muted);
  font-weight: 400;
}

.products-lineup-item:hover span {
  color: rgba(255, 255, 255, 0.8);
}

/* Applications Alt Section */
.products-applications-alt {
  padding: var(--sr-space-3xl) 0;
  background: var(--sr-bg-dark);
}

.products-applications-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.products-applications-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sr-space-lg);
}

.products-app-card-alt {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--sr-radius-lg);
  padding: var(--sr-space-xl);
  text-align: center;
}

.products-app-card-alt .app-icon {
  font-size: 32px;
  display: block;
  margin-bottom: var(--sr-space-md);
}

.products-app-card-alt h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--sr-text-white);
  margin-bottom: var(--sr-space-sm);
}

.products-app-card-alt p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
  margin: 0;
}

/* Selection Section */
.products-selection {
  padding: var(--sr-space-3xl) 0;
  background: var(--sr-bg-light);
}

.products-selection-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.products-selection-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--sr-space-3xl);
}

.products-selection-steps {
  display: flex;
  flex-direction: column;
  gap: var(--sr-space-lg);
}

.products-step-card {
  display: flex;
  gap: var(--sr-space-lg);
  background: var(--sr-bg-white);
  padding: var(--sr-space-lg);
  border-radius: var(--sr-radius-lg);
  border: 1px solid var(--sr-border-light);
}

.products-step-num {
  width: 48px;
  height: 48px;
  background: var(--sr-primary);
  color: var(--sr-text-white);
  font-size: 18px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--sr-radius-md);
  flex-shrink: 0;
}

.products-step-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-xs);
}

.products-step-card p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin: 0;
}

.products-selection-panel {
  background: var(--sr-bg-white);
  padding: var(--sr-space-xl);
  border-radius: var(--sr-radius-lg);
  border: 1px solid var(--sr-border-light);
  height: fit-content;
}

.products-selection-panel h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
}

.products-selection-panel > p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin-bottom: var(--sr-space-lg);
}

.products-selection-panel ul {
  list-style: none;
  margin-bottom: var(--sr-space-lg);
}

.products-selection-panel li {
  font-size: 14px;
  color: var(--sr-text-gray);
  padding: 8px 0;
  padding-left: 20px;
  position: relative;
  border-bottom: 1px solid var(--sr-border-light);
}

.products-selection-panel li:last-child {
  border-bottom: none;
}

.products-selection-panel li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--sr-primary);
  font-weight: 700;
}

/* FAQ Section */
.products-faq {
  padding: var(--sr-space-3xl) 0;
  background: var(--sr-bg-white);
}

.products-faq-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.products-faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-lg);
}

.products-faq-item {
  background: var(--sr-bg-light);
  padding: var(--sr-space-lg);
  border-radius: var(--sr-radius-lg);
}

.products-faq-item h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
  line-height: 1.4;
}

.products-faq-item p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin: 0;
}

/* CTA Section */
.products-cta {
  padding: var(--sr-space-3xl) 0;
  background: var(--sr-primary);
}

.products-cta-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--sr-space-lg);
  text-align: center;
}

.products-cta-content h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--sr-text-white);
  margin-bottom: var(--sr-space-sm);
}

.products-cta-content p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  margin: 0;
}

/* ─── 01 · 产品页Hero ─────────────────────── */

.products-hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  background: var(--sr-bg-dark);
  padding-top: 100px;
}

.products-hero-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: var(--sr-space-3xl) var(--sr-space-lg);
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sr-space-3xl);
  align-items: center;
}

.products-hero-content h1 {
  font-size: 48px;
  font-weight: 900;
  color: var(--sr-text-white);
  margin-bottom: var(--sr-space-lg);
  line-height: 1.2;
}

.products-hero-content .lead {
  font-size: 18px;
  color: var(--sr-text-light);
  margin-bottom: var(--sr-space-xl);
  line-height: 1.7;
}

.products-hero-specs {
  display: flex;
  gap: var(--sr-space-xl);
  margin-bottom: var(--sr-space-xl);
}

.products-hero-spec {
  text-align: center;
}

.products-hero-spec .value {
  font-size: 32px;
  font-weight: 800;
  color: var(--sr-primary);
  display: block;
}

.products-hero-spec .label {
  font-size: 13px;
  color: var(--sr-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.products-hero-btns {
  display: flex;
  gap: var(--sr-space-md);
}

.products-hero-img {
  position: relative;
}

.products-hero-img img {
  width: 100%;
  max-width: 600px;
  border-radius: var(--sr-radius-lg);
  box-shadow: var(--sr-shadow-xl);
}

/* ─── 02 · 产品页特色 ─────────────────────── */

.products-features {
  padding: var(--sr-space-3xl) 0;
  background: var(--sr-bg-white);
}

.products-features-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.products-section-header {
  text-align: left;
  margin-bottom: var(--sr-space-2xl);
}

.products-section-header .sr-section-tag {
  color: var(--sr-primary);
}

.products-section-header h2 {
  color: var(--sr-text-dark);
  font-size: clamp(28px, 3vw, 36px);
  margin-top: var(--sr-space-sm);
}

.products-section-header p {
  color: var(--sr-text-gray);
  margin-top: var(--sr-space-sm);
  font-size: 16px;
}



.products-features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sr-space-lg);
}

.products-feature-card {
  text-align: center;
  padding: var(--sr-space-xl);
  background: var(--sr-bg-light);
  border-radius: var(--sr-radius-lg);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.products-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sr-shadow-lg);
}

.products-feature-icon {
  width: 64px;
  height: 64px;
  background: var(--sr-primary);
  border-radius: var(--sr-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--sr-space-md);
  font-size: 28px;
}

.products-feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
}

.products-feature-card p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
}

/* ─── 03 · 产品页规格 ─────────────────────── */

.products-specs {
  padding: var(--sr-space-3xl) 0;
  background: var(--sr-bg-light);
}

.products-specs-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.products-specs-table {
  width: 100%;
  background: var(--sr-bg-white);
  border-radius: var(--sr-radius-lg);
  overflow: hidden;
  box-shadow: var(--sr-shadow-sm);
}

.products-specs-table table {
  width: 100%;
  border-collapse: collapse;
}

.products-specs-table th,
.products-specs-table td {
  padding: var(--sr-space-md) var(--sr-space-lg);
  text-align: left;
  border-bottom: 1px solid var(--sr-border-light);
}

.products-specs-table th {
  background: var(--sr-bg-light);
  font-weight: 600;
  color: var(--sr-text-dark);
  font-size: 14px;
}

.products-specs-table td {
  font-size: 14px;
  color: var(--sr-text-gray);
}

.products-specs-table tr:last-child td {
  border-bottom: none;
}

/* ─── 04 · 产品页应用 ─────────────────────── */

.products-applications {
  padding: var(--sr-space-3xl) 0;
  background: var(--sr-bg-white);
}

.products-applications-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.products-apps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sr-space-lg);
}

.products-app-card {
  position: relative;
  border-radius: var(--sr-radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.products-app-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.products-app-card:hover img {
  transform: scale(1.05);
}

.products-app-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,30,34,0.9) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: var(--sr-space-lg);
}

.products-app-overlay h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--sr-text-white);
}

/* ─── 05 · 产品页询盘 ─────────────────────── */

.products-inquiry {
  padding: var(--sr-space-3xl) 0;
  background: var(--sr-bg-dark);
}

.products-inquiry-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
  text-align: center;
}

.products-inquiry h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--sr-text-white);
  margin-bottom: var(--sr-space-md);
}

.products-inquiry p {
  font-size: 16px;
  color: var(--sr-text-muted);
  margin-bottom: var(--sr-space-xl);
}

.products-inquiry-btns {
  display: flex;
  justify-content: center;
  gap: var(--sr-space-md);
}

/* ─── 06 · 产品列表页 ─────────────────────── */

/* ─── 06 · 产品列表页 Hero (动画版) ─────────── */

.products-list-hero {
  padding: 140px 0 var(--sr-space-3xl);
  text-align: left;
  position: relative;
  overflow: hidden;
}

.products-list-hero-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
  position: relative;
  z-index: 1;
}

.products-list-hero h1 {
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 900;
  color: var(--sr-text-white);
  margin-bottom: var(--sr-space-md);
  line-height: 1.15;
}

.products-list-hero h1 em {
  color: #f97316;
  font-style: normal;
}

.products-list-hero p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  line-height: 1.7;
}

/* ─── 产品列表网格 (动画版) ────────────────── */

.products-list-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-xl);
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: var(--sr-space-3xl) var(--sr-space-lg);
}

.products-list-grid .sr-card {
  background: var(--sr-bg-white);
  border-radius: var(--sr-radius-lg);
  overflow: hidden;
  border: 1px solid var(--sr-border-light);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
}

.products-list-grid .sr-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.12);
  border-color: rgba(249, 115, 22, 0.3);
}

.products-list-grid .sr-card-img {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.products-list-grid .sr-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.products-list-grid .sr-card:hover .sr-card-img img {
  transform: scale(1.08);
}

.products-list-grid .sr-card-body {
  padding: var(--sr-space-xl);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.products-list-grid .sr-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--sr-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--sr-space-sm);
}

.products-list-grid .sr-card-body h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
}

.products-list-grid .sr-card-body p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin-bottom: var(--sr-space-md);
  flex: 1;
}

.products-list-grid .sr-list {
  list-style: none;
  margin-bottom: var(--sr-space-lg);
}

.products-list-grid .sr-list li {
  font-size: 13px;
  color: var(--sr-text-gray);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
}

.products-list-grid .sr-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--sr-primary);
  font-weight: 700;
}

.products-list-grid .sr-card-actions {
  margin-top: auto;
}

/* ─── 新增：mobile-crushing-plants.html 专用样式 ─────────────────────────── */

/* Hero 区域 */
.sr-hero-dark {
  background: var(--sr-bg-dark);
  color: var(--sr-text-white);
}

.sr-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sr-space-3xl);
  align-items: center;
  padding: var(--sr-space-3xl) 0;
}

.sr-hero-text {
  max-width: 600px;
}

.sr-hero-title {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--sr-space-lg);
  color: var(--sr-text-white);
}

.sr-hero-subtitle {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  margin-bottom: var(--sr-space-xl);
}

.sr-hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sr-space-sm);
  margin-bottom: var(--sr-space-xl);
}

.sr-hero-highlights span {
  background: rgba(255,255,255,0.1);
  padding: 8px 16px;
  border-radius: var(--sr-radius-full);
  font-size: 13px;
  color: var(--sr-text-white);
}

.sr-hero-buttons {
  display: flex;
  gap: var(--sr-space-md);
  flex-wrap: wrap;
}

.sr-hero-visual {
  display: flex;
  justify-content: center;
}

.sr-hero-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--sr-radius-xl);
  padding: var(--sr-space-xl);
  max-width: 500px;
}

.sr-hero-image-wrap {
  margin-bottom: var(--sr-space-lg);
}

.sr-hero-image-wrap img {
  width: 100%;
  height: auto;
  display: block;
}

.sr-hero-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-md);
}

.sr-hero-mini {
  background: rgba(255,255,255,0.05);
  padding: var(--sr-space-md);
  border-radius: var(--sr-radius-md);
}

.sr-hero-mini strong {
  display: block;
  color: var(--sr-text-white);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
}

.sr-hero-mini span {
  display: block;
  color: rgba(255, 255, 255, 0.75);
  font-size: 12px;
  line-height: 1.4;
}

/* Section 通用 */
.sr-section {
  padding: var(--sr-space-3xl) 0;
}

.sr-section-light {
  background: var(--sr-bg-white);
}

.sr-section-mid {
  background: var(--sr-bg-light);
}

.sr-section-primary {
  background: var(--sr-primary);
}

.sr-section-head {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--sr-space-2xl);
}

.sr-section-kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--sr-primary);
  margin-bottom: var(--sr-space-md);
}

.sr-section-head h2 {
  font-size: clamp(28px, 3vw, 36px);
  font-weight: 800;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-md);
  line-height: 1.2;
}

.sr-section-head p {
  font-size: 16px;
  color: var(--sr-text-gray);
  line-height: 1.6;
}

/* Value Grid */
.sr-value-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sr-space-lg);
}

.sr-value-card {
  text-align: center;
  padding: var(--sr-space-xl);
  background: var(--sr-bg-light);
  border-radius: var(--sr-radius-lg);
}

.sr-value-icon {
  width: 64px;
  height: 64px;
  background: rgba(13, 148, 136, 0.1);
  border-radius: var(--sr-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--sr-space-md);
  font-size: 28px;
}

.sr-value-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
}

.sr-value-card p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin: 0;
}

/* Category Grid */
.sr-category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-xl);
}

.sr-category-card {
  background: var(--sr-bg-white);
  border-radius: var(--sr-radius-lg);
  overflow: hidden;
  border: 1px solid var(--sr-border-light);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.sr-category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.sr-category-media {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--sr-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sr-space-lg);
}

.sr-category-media img {
  max-width: 85%;
  max-height: 85%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.sr-category-card:hover .sr-category-media img {
  transform: scale(1.05);
}

.sr-category-body {
  padding: var(--sr-space-xl);
}

.sr-category-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--sr-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--sr-space-sm);
}

.sr-category-body h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
}

.sr-category-body > p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin-bottom: var(--sr-space-lg);
}

.sr-meta-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-md);
  margin-bottom: var(--sr-space-lg);
}

.sr-meta-list > div {
  background: var(--sr-bg-light);
  padding: var(--sr-space-md);
  border-radius: var(--sr-radius-md);
}

.sr-meta-list strong {
  display: block;
  font-size: 12px;
  color: var(--sr-text-dark);
  margin-bottom: 2px;
}

.sr-meta-list span {
  font-size: 13px;
  color: var(--sr-text-gray);
}

.sr-card-actions {
  display: flex;
  gap: var(--sr-space-md);
  flex-wrap: wrap;
}

/* Scenario Cards */
.sr-scenario-wrap {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-xl);
}

.sr-scenario-card {
  position: relative;
  border-radius: var(--sr-radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.sr-scenario-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sr-scenario-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--sr-space-xl);
  background: linear-gradient(to top, rgba(15,30,34,0.9) 0%, transparent 100%);
}

.sr-scenario-content span {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--sr-text-white);
  background: rgba(13, 148, 136, 0.85);
  padding: 3px 8px;
  border-radius: var(--sr-radius-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--sr-space-sm);
}

.sr-scenario-content h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--sr-text-white);
  margin-bottom: var(--sr-space-sm);
}

.sr-scenario-content p {
  font-size: 14px;
  color: rgba(226, 232, 240, 0.9);
  line-height: 1.6;
  margin: 0;
}

/* Selection Guide */
.sr-selection-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--sr-space-3xl);
}

.sr-selection-steps {
  display: flex;
  flex-direction: column;
  gap: var(--sr-space-lg);
}

.sr-step-card {
  display: flex;
  gap: var(--sr-space-lg);
  background: var(--sr-bg-white);
  padding: var(--sr-space-lg);
  border-radius: var(--sr-radius-lg);
  border: 1px solid var(--sr-border-light);
}

.sr-step-num {
  width: 48px;
  height: 48px;
  background: var(--sr-primary);
  color: var(--sr-text-white);
  font-size: 18px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--sr-radius-md);
  flex-shrink: 0;
}

.sr-step-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-xs);
}

.sr-step-card p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin: 0;
}

.sr-selection-panel {
  background: var(--sr-bg-white);
  padding: var(--sr-space-xl);
  border-radius: var(--sr-radius-lg);
  border: 1px solid var(--sr-border-light);
  height: fit-content;
}

.sr-selection-panel h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
}

.sr-selection-panel > p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin-bottom: var(--sr-space-lg);
}

.sr-selection-panel ul {
  list-style: none;
  margin-bottom: var(--sr-space-lg);
}

.sr-selection-panel li {
  font-size: 14px;
  color: var(--sr-text-gray);
  padding: 8px 0;
  padding-left: 20px;
  position: relative;
  border-bottom: 1px solid var(--sr-border-light);
}

.sr-selection-panel li:last-child {
  border-bottom: none;
}

.sr-selection-panel li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--sr-primary);
  font-weight: 700;
}

/* FAQ Grid */
.sr-faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-lg);
  max-width: 1100px;
  margin: 0 auto;
}

.sr-faq-item {
  background: var(--sr-bg-light);
  padding: var(--sr-space-xl);
  border-radius: var(--sr-radius-lg);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.sr-faq-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.sr-faq-item h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
  line-height: 1.4;
}

.sr-faq-item p {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin: 0;
}

/* CTA Banner */
.sr-cta-banner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: var(--sr-space-lg);
}

.sr-cta-banner > div {
  max-width: 700px;
}

.sr-cta-banner h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--sr-text-white);
  margin-bottom: var(--sr-space-sm);
}

.sr-cta-banner p {
  font-size: 16px;
  color: rgba(255,255,255,0.9);
  line-height: 1.6;
  margin: 0;
}

/* ─── 07 · 响应式 ─────────────────────────── */

@media (max-width: 1024px) {
  .products-hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .products-hero-specs {
    justify-content: center;
  }
  
  .products-hero-btns {
    justify-content: center;
  }
  
  .products-list-grid {
    grid-template-columns: 1fr;
  }
  
  .products-apps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .products-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products-apps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products-list-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* 产品列表页响应式 */
  .products-intro-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products-category-grid {
    grid-template-columns: 1fr;
  }
  
  .products-compare-grid {
    grid-template-columns: 1fr;
  }
  
  .products-lineup-grid {
    grid-template-columns: 1fr;
  }
  
  .products-applications-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products-selection-grid {
    grid-template-columns: 1fr;
  }
  
  .products-faq-grid {
    grid-template-columns: 1fr;
  }
  
  .products-cta-inner {
    flex-direction: column;
    text-align: center;
  }
  
  /* mobile-crushing-plants.html 响应式 */
  .sr-hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .sr-hero-text {
    max-width: 100%;
  }
  
  .sr-value-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .sr-category-grid {
    grid-template-columns: 1fr;
  }
  
  .sr-scenario-wrap {
    grid-template-columns: 1fr;
  }
  
  .sr-selection-grid {
    grid-template-columns: 1fr;
  }
  
  .sr-faq-grid {
    grid-template-columns: 1fr;
  }
  
  .sr-cta-banner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .products-hero-content h1 {
    font-size: 36px;
  }
  
  .products-list-grid {
    grid-template-columns: 1fr;
    padding: var(--sr-space-2xl) var(--sr-space-lg);
  }
  
  .products-features-grid,
  .products-apps-grid,
  .products-list-grid {
    grid-template-columns: 1fr;
  }
  
  .products-specs-table {
    overflow-x: auto;
  }
  
  .products-specs-table table {
    min-width: 600px;
  }
  
  /* 产品列表页移动端 */
  .products-intro-grid {
    grid-template-columns: 1fr;
  }
  
  .products-meta-list {
    grid-template-columns: 1fr;
  }
  
  .products-card-actions {
    flex-direction: column;
  }
  
  .products-applications-grid {
    grid-template-columns: 1fr;
  }
  
  .products-step-card {
    flex-direction: column;
    gap: var(--sr-space-md);
  }
  
  .products-hero-cards {
    display: none;
  }
  
  /* mobile-crushing-plants.html 移动端 */
  .sr-hero-mini-grid {
    grid-template-columns: 1fr;
  }
  
  .sr-value-grid {
    grid-template-columns: 1fr;
  }
  
  .sr-meta-list {
    grid-template-columns: 1fr;
  }
  
  .sr-card-actions {
    flex-direction: column;
  }
  
  .sr-step-card {
    flex-direction: column;
    gap: var(--sr-space-md);
  }
}

/* ═════════════════════════════════════════════════════════════════════════════
   crushing-screening-equipment.html 专用样式
   前缀: cse- (Crushing Screening Equipment)
   设计规范参照首页 sunrex-home.css
   ═════════════════════════════════════════════════════════════════════════════ */

/* ─── CSE · Hero ──────────────────────────── */

.cse-hero {
  min-height: 100vh;
  padding-top: 72px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
}

.cse-hero .sr-hero-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
  width: 100%;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--sr-space-3xl);
  align-items: center;
  position: relative;
  z-index: 2;
}

.cse-hero .sr-hero-content { color: var(--sr-text-white); }

.cse-hero .sr-hero-tag {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(13, 148, 136, 0.2);
  border: 1px solid rgba(13, 148, 136, 0.4);
  border-radius: 50px;
  font-size: 14px;
  font-weight: 500;
  color: #0d9488;
  margin-bottom: var(--sr-space-xl);
  letter-spacing: 0.5px;
}

.cse-hero .sr-hero-title {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--sr-space-lg);
  color: var(--sr-text-white);
}

.cse-hero .sr-hero-desc {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--sr-space-xl);
  max-width: 540px;
}

.cse-hero .sr-hero-btns {
  display: flex;
  gap: var(--sr-space-md);
  margin-bottom: var(--sr-space-2xl);
  flex-wrap: wrap;
}

.cse-hero .sr-hero-btns .sr-btn {
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
}

.cse-hero .sr-hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cse-hero-product {
  position: relative;
  width: 100%;
  max-width: 480px;
  margin-bottom: var(--sr-space-md);
}

.cse-hero-product img {
  width: calc(100% + 40px);
  height: auto;
  margin-left: -20px;
  margin-right: -20px;
  filter: drop-shadow(0 40px 80px rgba(0, 0, 0, 0.5));
}

.cse-hero-glow {
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 40px;
  background: radial-gradient(ellipse, rgba(13, 148, 136, 0.3) 0%, transparent 70%);
  filter: blur(20px);
}

.cse-hero-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sr-space-md);
  width: 100%;
  max-width: 560px;
}

.cse-thumb-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--sr-radius-md);
  padding: var(--sr-space-lg);
  text-align: center;
  transition: all 0.3s ease;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 140px;
}

.cse-thumb-item:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(13, 148, 136, 0.4);
  transform: translateY(-2px);
}

.cse-thumb-item img { 
  width: calc(100% + 16px); 
  height: 72px; 
  object-fit: cover; 
  margin: -8px;
}
.cse-thumb-item span { 
  display: block; 
  font-size: 12px; 
  font-weight: 600; 
  color: rgba(255, 255, 255, 0.6); 
  padding-top: 6px; 
}

/* ─── CSE · Stages (深色背景4列) ──────────── */

.cse-stages {
  padding: var(--sr-space-4xl) 0;
  background: var(--sr-bg-dark);
  position: relative;
  overflow: hidden;
}

.cse-stages::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 20% 80%, rgba(13, 148, 136, 0.06) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(30, 58, 95, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.cse-stages-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
  position: relative;
  z-index: 1;
}

.cse-stages .sr-section-tag { color: #2dd4bf; }
.cse-stages .sr-section-title { color: var(--sr-text-white); }
.cse-stages .sr-section-desc { color: rgba(255, 255, 255, 0.75); margin-left: auto; margin-right: auto; }

.cse-stages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sr-space-lg);
  margin-top: var(--sr-space-2xl);
}

.cse-stage-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--sr-radius-lg);
  padding: var(--sr-space-xl);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.cse-stage-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sr-primary), #2dd4bf);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.cse-stage-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(13, 148, 136, 0.3);
}

.cse-stage-card:hover::before { transform: scaleX(1); }

.cse-stage-icon {
  width: 56px; height: 56px;
  background: var(--sr-primary);
  border-radius: var(--sr-radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--sr-space-md);
  transition: all 0.3s ease;
}

.cse-stage-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--sr-text-white);
}

.cse-stage-card:hover .cse-stage-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 10px 30px rgba(13, 148, 136, 0.3);
}

.cse-stage-card h3 { font-size: 18px; font-weight: 700; color: var(--sr-text-white); margin-bottom: var(--sr-space-sm); }
.cse-stage-card p { font-size: 14px; color: rgba(255, 255, 255, 0.75); line-height: 1.6; margin-bottom: var(--sr-space-md); }
.cse-stage-card ul { list-style: none; margin: 0; }
.cse-stage-card li { font-size: 13px; color: rgba(255, 255, 255, 0.75); padding: 4px 0; padding-left: 16px; position: relative; }
.cse-stage-card li::before { content: '•'; position: absolute; left: 0; color: var(--sr-primary); }

/* ─── CSE · Stages Light (白色背景版本) ───────── */
.cse-stages-light {
  padding: var(--sr-space-4xl) 0;
  background: #ffffff;
  position: relative;
  overflow: hidden;
}

.cse-stages-light::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 20% 80%, rgba(13, 148, 136, 0.04) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(30, 58, 95, 0.04) 0%, transparent 50%);
  pointer-events: none;
}

.cse-stages-light .sr-section-tag { 
  color: var(--sr-primary); 
  margin-top: var(--sr-space-xl);
}
.cse-stages-light .sr-section-title { color: var(--sr-text-dark); }
.cse-stages-light .sr-section-desc { color: var(--sr-text-muted); margin-left: auto; margin-right: auto; }

/* 卡片保持深色设计 */
.cse-stages-light .cse-stage-card {
  background: rgba(13, 21, 24, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--sr-radius-lg);
  padding: var(--sr-space-xl);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.cse-stages-light .cse-stage-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sr-primary), #2dd4bf);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.cse-stages-light .cse-stage-card:hover {
  transform: translateY(-8px);
  background: rgba(13, 21, 24, 1);
  border-color: rgba(13, 148, 136, 0.3);
}

.cse-stages-light .cse-stage-card:hover::before { transform: scaleX(1); }

.cse-stages-light .cse-stage-card h3 { font-size: 18px; font-weight: 700; color: var(--sr-text-white); margin-bottom: var(--sr-space-sm); }
.cse-stages-light .cse-stage-card p { font-size: 14px; color: rgba(255, 255, 255, 0.75); line-height: 1.6; margin-bottom: var(--sr-space-md); }
.cse-stages-light .cse-stage-card li { font-size: 13px; color: rgba(255, 255, 255, 0.75); padding: 4px 0; padding-left: 16px; position: relative; }
.cse-stages-light .cse-stage-card li::before { content: '•'; position: absolute; left: 0; color: var(--sr-primary); }

/* ─── CSE · Catalog (浅色背景分组) ───────── */

.cse-catalog {
  padding: var(--sr-space-4xl) 0;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.cse-catalog-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.cse-catalog-stack {
  display: flex;
  flex-direction: column;
  gap: var(--sr-space-3xl);
  margin-top: var(--sr-space-2xl);
}

.cse-group {
  background: var(--sr-bg-white);
  border-radius: var(--sr-radius-lg);
  padding: var(--sr-space-xl);
  border: 1px solid var(--sr-border-light);
  transition: box-shadow 0.3s ease;
}

.cse-group:hover { box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06); }

.cse-group-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--sr-space-xl);
  padding-bottom: var(--sr-space-lg);
  border-bottom: 1px solid var(--sr-border-light);
}

.cse-group-copy h3 { font-size: 24px; font-weight: 700; color: var(--sr-text-dark); margin-bottom: var(--sr-space-sm); }
.cse-group-copy p { font-size: 15px; color: var(--sr-text-gray); line-height: 1.6; max-width: 800px; }

.cse-group-tag {
  display: inline-block;
  font-size: 11px; font-weight: 700;
  color: var(--sr-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  background: rgba(13, 148, 136, 0.1);
  padding: 6px 12px;
  border-radius: var(--sr-radius-full);
  white-space: nowrap;
}

.cse-catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sr-space-lg);
}

.cse-catalog-card {
  background: var(--sr-bg-light);
  border-radius: var(--sr-radius-lg);
  overflow: hidden;
  border: 1px solid var(--sr-border-light);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.cse-catalog-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sr-primary), #2dd4bf);
  transform: scaleX(0);
  transition: transform 0.4s ease;
  z-index: 1;
}

.cse-catalog-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  border-color: rgba(13, 148, 136, 0.3);
}

.cse-catalog-card:hover::before { transform: scaleX(1); }

.cse-catalog-media {
  aspect-ratio: 4/3;
  background: var(--sr-bg-white);
  display: flex; align-items: center; justify-content: center;
  padding: var(--sr-space-lg);
}

.cse-catalog-media img {
  max-width: 100%; max-height: 100%; object-fit: contain;
  transition: transform 0.5s ease;
}

.cse-catalog-card:hover .cse-catalog-media img { transform: scale(1.08); }

.cse-catalog-body { padding: var(--sr-space-lg); }

.cse-card-stage {
  display: inline-block;
  font-size: 11px; font-weight: 700;
  color: var(--sr-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--sr-space-xs);
}

.cse-card-series { font-size: 12px; font-weight: 600; color: var(--sr-text-gray); margin-bottom: var(--sr-space-xs); }
.cse-catalog-body h4 { font-size: 20px; font-weight: 700; color: var(--sr-text-dark); margin-bottom: var(--sr-space-sm); }
.cse-catalog-body > p { font-size: 14px; color: var(--sr-text-gray); line-height: 1.6; margin-bottom: var(--sr-space-md); }

.cse-spec-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-sm);
  margin-bottom: var(--sr-space-md);
  padding: var(--sr-space-md);
  background: var(--sr-bg-white);
  border-radius: var(--sr-radius-md);
}

.cse-spec-item { display: flex; flex-direction: column; gap: 2px; }
.cse-spec-item strong { font-size: 11px; font-weight: 600; color: var(--sr-text-gray); text-transform: uppercase; }
.cse-spec-item span { font-size: 14px; font-weight: 700; color: var(--sr-text-dark); }

.cse-card-actions { display: flex; gap: var(--sr-space-md); }
.cse-card-link { font-size: 14px; font-weight: 600; color: var(--sr-text-gray); text-decoration: none; transition: color 0.2s ease; }
.cse-card-link:hover { color: var(--sr-primary); }
.cse-card-link.cse-primary { color: var(--sr-primary); }

/* ─── CSE · Selection Logic ───────────────── */

.cse-selection {
  padding: var(--sr-space-4xl) 0;
  background: var(--sr-bg-white);
}

.cse-selection-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.cse-steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-lg);
  margin-top: var(--sr-space-2xl);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.cse-step-card {
  display: flex;
  gap: var(--sr-space-lg);
  background: var(--sr-bg-light);
  padding: var(--sr-space-xl);
  border-radius: var(--sr-radius-lg);
  border: 1px solid var(--sr-border-light);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.cse-step-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--sr-primary);
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.cse-step-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
  border-color: rgba(13, 148, 136, 0.3);
}

.cse-step-card:hover::before { transform: scaleY(1); }

.cse-step-num {
  width: 48px; height: 48px;
  background: var(--sr-primary);
  color: var(--sr-text-white);
  font-size: 18px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--sr-radius-md);
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.cse-step-card:hover .cse-step-num {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 10px 30px rgba(13, 148, 136, 0.3);
}

.cse-step-card h3 { font-size: 16px; font-weight: 700; color: var(--sr-text-dark); margin-bottom: var(--sr-space-xs); }
.cse-step-card p { font-size: 14px; color: var(--sr-text-gray); line-height: 1.6; margin: 0; }

/* ─── CSE · Applications ──────────────────── */

.cse-applications {
  padding: var(--sr-space-4xl) 0;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  position: relative;
  overflow: hidden;
}

.cse-applications::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 20% 80%, rgba(13, 148, 136, 0.03) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(30, 58, 95, 0.03) 0%, transparent 50%);
  pointer-events: none;
}

.cse-applications-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
  position: relative;
  z-index: 1;
}

.cse-app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sr-space-lg);
  margin-top: var(--sr-space-2xl);
}

.cse-app-card {
  background: var(--sr-bg-white);
  border-radius: var(--sr-radius-lg);
  padding: var(--sr-space-2xl);
  text-align: center;
  border: 1px solid var(--sr-border-light);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.cse-app-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--sr-primary), #2dd4bf);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.cse-app-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.12);
  border-color: rgba(13, 148, 136, 0.3);
}

.cse-app-card:hover::before { transform: scaleX(1); }

.cse-app-icon {
  width: 64px; height: 64px;
  margin: 0 auto var(--sr-space-lg);
  display: flex; align-items: center; justify-content: center;
  background: rgba(13, 148, 136, 0.1);
  border-radius: 50%;
  transition: all 0.4s ease;
}

.cse-app-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--sr-primary);
  transition: stroke 0.4s ease;
}

.cse-app-card:hover .cse-app-icon {
  background: var(--sr-primary);
  transform: scale(1.1);
  box-shadow: 0 10px 30px rgba(13, 148, 136, 0.3);
}

.cse-app-card:hover .cse-app-icon svg {
  stroke: var(--sr-text-white);
}

.cse-app-card h3 { font-size: 20px; font-weight: 700; color: var(--sr-text-dark); margin-bottom: var(--sr-space-sm); }
.cse-app-card p { font-size: 14px; color: var(--sr-text-gray); line-height: 1.6; margin: 0; }

/* ─── CSE · FAQ ───────────────────────────── */

.cse-faq {
  padding: var(--sr-space-4xl) 0;
  background: var(--sr-bg-white);
}

.cse-faq-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
}

.cse-faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sr-space-lg);
  margin-top: var(--sr-space-2xl);
}

.cse-faq-item {
  background: var(--sr-bg-light);
  padding: var(--sr-space-xl);
  border-radius: var(--sr-radius-lg);
  border: 1px solid var(--sr-border-light);
  transition: all 0.3s ease;
}

.cse-faq-item:hover {
  border-color: rgba(13, 148, 136, 0.3);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

.cse-faq-item h3 { font-size: 16px; font-weight: 700; color: var(--sr-text-dark); margin-bottom: var(--sr-space-sm); line-height: 1.4; }
.cse-faq-item p { font-size: 14px; color: var(--sr-text-gray); line-height: 1.6; margin: 0; }

/* ─── CSE · CTA ───────────────────────────── */

.cse-cta {
  padding: var(--sr-space-4xl) 0;
  background: var(--sr-bg-dark);
  border-bottom: 1px solid var(--sr-border);
}

.cse-cta-inner {
  max-width: var(--sr-container);
  margin: 0 auto;
  padding: 0 var(--sr-space-lg);
  text-align: center;
}

.cse-cta h2 { font-size: 32px; font-weight: 800; color: var(--sr-text-white); margin-bottom: var(--sr-space-md); }
.cse-cta p { font-size: 16px; color: rgba(255, 255, 255, 0.75); margin-bottom: var(--sr-space-xl); max-width: 700px; margin-left: auto; margin-right: auto; }
.cse-cta-btns { display: flex; justify-content: center; gap: var(--sr-space-md); flex-wrap: wrap; }
.cse-cta-btns .sr-btn { min-width: 180px; }

/* ─── CSE · Responsive ────────────────────── */

@media (max-width: 1024px) {
  .cse-hero .sr-hero-inner { grid-template-columns: 1fr; text-align: center; gap: var(--sr-space-2xl); }
  .cse-hero .sr-hero-content { order: 1; }
  .cse-hero .sr-hero-visual { order: 0; }
  .cse-hero .sr-hero-desc { margin-left: auto; margin-right: auto; }
  .cse-hero .sr-hero-btns { justify-content: center; }
  .cse-hero-product { max-width: 350px; }
  .cse-stages-grid { grid-template-columns: repeat(2, 1fr); }
  .cse-catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .cse-group-head { flex-direction: column; gap: var(--sr-space-md); }
  .cse-app-grid { grid-template-columns: repeat(2, 1fr); }
  .cse-faq-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .cse-hero { padding-top: 100px; min-height: auto; padding-bottom: var(--sr-space-3xl); }
  .cse-hero .sr-hero-title { font-size: 32px; }
  .cse-hero .sr-hero-btns { flex-direction: column; align-items: center; }
  .cse-hero .sr-hero-btns .sr-btn { width: 100%; max-width: 280px; }
  .cse-hero-thumbs { grid-template-columns: repeat(2, 1fr); }
  .cse-stages-grid { grid-template-columns: 1fr; }
  .cse-catalog-grid { grid-template-columns: 1fr; }
  .cse-spec-grid { grid-template-columns: 1fr; }
  .cse-card-actions { flex-direction: column; }
  .cse-app-grid { grid-template-columns: 1fr; }
  .cse-step-card { flex-direction: column; gap: var(--sr-space-md); }
  .cse-cta-btns { flex-direction: column; align-items: center; }
  .cse-cta-btns .sr-btn { width: 100%; max-width: 280px; }
}

/* ─── Mobile Jaw Crusher Plant · Application Coverage ─── */

.mobile-apps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sr-space-xl);
  margin-top: var(--sr-space-2xl);
}

.mobile-app-card {
  background: var(--sr-bg-white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.mobile-app-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

.mobile-app-img {
  aspect-ratio: 16/10;
  overflow: hidden;
}

.mobile-app-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mobile-app-body {
  padding: var(--sr-space-xl);
}

.mobile-app-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--sr-space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(13, 148, 136, 0.1);
  border-radius: 50%;
}

.mobile-app-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--sr-primary);
}

.mobile-app-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--sr-text-dark);
  margin-bottom: var(--sr-space-sm);
}

.mobile-app-desc {
  font-size: 14px;
  color: var(--sr-text-gray);
  line-height: 1.6;
  margin-bottom: var(--sr-space-md);
}

.mobile-app-tag {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(13, 148, 136, 0.1);
  color: var(--sr-primary);
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--sr-radius-sm);
}

@media (max-width: 1024px) {
  .mobile-apps-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .mobile-apps-grid { grid-template-columns: 1fr; }
}