/* Product Detail Page v2.0 - 三段式布局 */

/* === 产品问题/痛点模块 === */
.product-problems {
  background: #FFFFFF;
  padding: 80px 0;
}

.product-problems__header {
  text-align: center;
  margin-bottom: 50px;
}

.product-problems__title {
  font-weight: 600;
  font-size: 40px;
  color: #0C1422;
  line-height: 56px;
  text-align: center;
  font-style: normal;
}

.product-problems__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

.product-problems__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  max-width: var(--max-width);
  margin: 0 auto;
}

.product-problem-item {
  width: 100%;
  height: auto;
  min-height: 380px;
  background: #FFFFFF;
  border: 1px solid #E9EFF7;
  border-radius: 10px;
  padding: 50px 32px;
  text-align: center;
  transition: all var(--transition-base);
}

.product-problem-item__icon {
  width:184px;
  height: 130px;
  margin: 0 auto var(--space-5);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-problem-item__title {
  font-weight: 600;
  font-size: 24px;
  color: #0C1422;
  line-height: 29px;
  text-align: center;
  font-style: normal;
  text-transform: none;
  margin: 52px 0 32px;
}

.product-problem-item__desc {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}

/* === 产品实现原理模块 === */
.product-implementation {
  background: #FFFFFF;
  padding: 90px 0;
}

.product-implementation__header {
  text-align: center;
  margin-bottom: 70px;
}

.product-implementation__title {
  font-weight: 600;
  font-size: 40px;
  color: #0C1422;
  line-height: 56px;
  text-align: center;
  font-style: normal;
  margin-bottom: 32px;
}

.product-implementation__subtitle {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}

.product-implementation__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

.product-implementation__visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(135deg, #F8FAFC 0%, #EDF2F7 100%);
  border: 1px solid var(--color-border-light);
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-implementation__visual-placeholder {
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  text-align: center;
}

.product-implementation__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.product-implementation__desc {
  font-size: var(--font-size-base);
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin: 0;
}

/* === product-02 独立实现路径样式 === */
.product-02__implementation {
  background: #FFFFFF;
  padding: 80px 0;
}

.product-02__implementation-header {
  text-align: center;
  width: var(--max-width);
  margin: 0 auto;
}

.product-02__implementation-title {
  font-weight: 600;
  font-size: 40px;
  color: #0C1422;
  line-height: 56px;
  text-align: center;
  font-style: normal;
  margin-bottom: 32px;
}

.product-02__implementation-subtitle {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}

.product-02__implementation-content {
  max-width: var(--max-width);
  margin: 70px auto 0;
}

.product-02__implementation-icons {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: calc(var(--max-width) - var(--space-8) * 2);
  margin: 0 auto 60px;
  padding: 0 60px;
}

.product-02__implementation-step-icon {
  width: 82px;
  height: 82px;
  flex-shrink: 0;
}

.product-02__implementation-arrow {
  flex: 1;
  height: 5px;
  border: none;
}

.product-02__implementation-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-6);
}

.product-02__implementation-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-4);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.product-02__implementation-step-line {
  width: 239px;
  height: 1px;
  margin: 0 auto 24px;
  border: none;
  background: linear-gradient(243deg, rgba(177, 196, 223, 1), rgba(241, 247, 255, 1));
}

.product-02__implementation-step-title {
  font-size: 20px;
  color: #3A3D4B;
  font-weight: 600;
  margin-bottom: 24px;
}

.product-02__implementation-step-desc {
  font-size: 16px;
  color: #77798D;
  line-height: 1.6;
  margin: 0;
}

/* Original global styles for other pages */
.product-implementation__steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.product-implementation-step {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  padding: var(--space-4);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.product-implementation-step__number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}

.product-implementation-step__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.product-implementation-step__desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* === 联系表单模块 === */
.product-contact {
  position: relative;
}

.product-contact .product-section__inner {
  position: absolute;
  top: 90px;
  left: 50%;
  transform: translateX(-50%);
}

.product-top {
  width: 100%;
  height: 450px;
  background-image: url('../images/contactBg1.png');
  background-size: cover;
  background-position: center;
}

.product-bottom {
  width: 100%;
  height: 358px;
  background: #fff;
}

.product-contact__header {
  text-align: center;
  margin-bottom: 32px;
}

.product-contact__title {
  font-size: 36px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: var(--space-4);
}

.product-contact__subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.85);
}

.product-contact__form {
  width: var(--max-width);
  height: 472px;
  margin: 0 auto;
  background-image: url('../images/contactBg2.png');
  background-size: cover;
  background-position: center;
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0px 0px 10px 0px rgba(14,154,255,0.1);
}

.product-contact__form-flex {
  display: flex;
  align-items: center;
  gap: 24px;
}

.product-contact__form-flex .product-contact__form-group {
  width: 50%;
}

.product-contact__form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 24px;
}

.product-contact__input {
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px solid #E4E7ED;
  font-size: 14px;
  color: rgba(103,115,148,0.5);
  background: #FFFFFF;
}

.product-contact__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

.product-contact__input[readonly] {
  background: #F8FAFC;
  color: var(--color-text-secondary);
}

.product-contact__textarea {
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: #FFFFFF;
  transition: border-color var(--transition-fast);
  resize: none;
  height: 120px;
  font-family: var(--font-family);
}

.product-contact__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

.product-contact__form-actions {
  text-align: center;
  margin-top: var(--space-8);
}

.btn--submit {
  width: 120px;
  height: 36px;
  line-height: 36px;
  background: #0E9AFF;
  border-radius: 10px;
  font-weight: 400;
  font-size: 14px;
  color: #FFFFFF;
  line-height: 20px;
  font-style: normal;
  text-transform: none;
}

.aw-el-message {
  position: fixed;
  top: 24px;
  left: 50%;
  z-index: 9999;
  display: flex;
  align-items: center;
  min-width: 280px;
  max-width: min(520px, calc(100vw - 32px));
  min-height: 40px;
  padding: 10px 18px 10px 42px;
  border: 1px solid #ebeef5;
  border-radius: 4px;
  background: #ffffff;
  box-shadow: 0 8px 24px rgba(31, 45, 61, 0.14);
  color: #606266;
  font-size: 14px;
  line-height: 20px;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -16px);
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.aw-el-message::before {
  position: absolute;
  left: 18px;
  top: 50%;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  color: #ffffff;
  font-size: 12px;
  line-height: 16px;
  text-align: center;
  transform: translateY(-50%);
}

.aw-el-message--visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.aw-el-message--loading {
  border-color: #d9ecff;
  background: #ecf5ff;
  color: #409eff;
}

.aw-el-message--loading::before {
  border: 2px solid rgba(64, 158, 255, 0.28);
  border-top-color: #409eff;
  content: "";
  animation: awMessageSpin 0.8s linear infinite;
}

.aw-el-message--success {
  border-color: #e1f3d8;
  background: #f0f9eb;
  color: #67c23a;
}

.aw-el-message--success::before {
  background: #67c23a;
  content: "✓";
}

.aw-el-message--error {
  border-color: #fde2e2;
  background: #fef0f0;
  color: #f56c6c;
}

.aw-el-message--error::before {
  background: #f56c6c;
  content: "!";
  font-weight: 700;
}

@keyframes awMessageSpin {
  to {
    transform: translateY(-50%) rotate(360deg);
  }
}

/* === 视差效果样式 === */
.product-hero--parallax {
  position: relative;
  overflow: hidden;
}

/* 背景层 - 全屏覆盖 */
.product-hero__bg-layer {
  height: 500px;
  background-image: url('../images/banner/banner_ipdata.png');
  background-size: cover;
  background-position: center;
  transition: transform 0.15s ease-out;
  will-change: transform;
  /* z-index: 0; */
}

/* Trustix 专属背景 */
.product-hero--trustix .product-hero__bg-layer {
  background-image: url('../images/banner/banner_trustix.png');
}

/* 可信ID 专属背景 */
.product-hero--trustid .product-hero__bg-layer {
  background-image: url('../images/banner/banner_trustid.png');
}

/* IP数据集 专属背景 */
.product-hero--ipdata .product-hero__bg-layer {
  background-image: url('../images/banner/banner_ipdata.png');
}

/* AI-Matrix 专属背景 */
.product-hero--aimatrix .product-hero__bg-layer {
  background-image: url('../images/banner/banner_aimatrix.png');
}

/* 大模型一体机 专属背景 */
.product-hero--llm-appliance .product-hero__bg-layer {
  background-image: url('../images/banner/banner_llm_appliance.png');
}

/* 报告生成 专属背景 */
.product-hero--report .product-hero__bg-layer {
  background-image: url('../images/banner/banner_report.png');
}

/* 标书生成 专属背景 */
.product-hero--bidding .product-hero__bg-layer {
  background-image: url('../images/banner/banner_bidding.png');
}

/* AI环评 专属背景 */
.product-hero--eia .product-hero__bg-layer {
  background-image: url('../images/banner/banner_eia.png');
}

/* 成功案例 */
.clients-hero--parallax .product-hero__bg-layer {
  background-image: url('../images/banner/banner_clients.png');
}

/* 关于埃文 & 资料中心 banner */
.product-hero--company .product-hero__bg-layer {
  background-image: url('../images/about/company.png');
}
.product-hero--honors .product-hero__bg-layer {
  background-image: url('../images/about/honors.png');
}
.product-hero--careers .product-hero__bg-layer {
  background-image: url('../images/about/careers.png');
}
.product-hero--news .product-hero__bg-layer {
  background-image: url('../images/about/news.png');
}
.product-hero--reports .product-hero__bg-layer {
  background-image: url('../images/about/reports.png');
}
.product-hero--papers .product-hero__bg-layer {
  background-image: url('../images/about/papers.png');
}
.product-hero--manuals .product-hero__bg-layer {
  background-image: url('../images/about/manuals.png');
}

banner_eia.png
/* 精灵图通用 */
.product-hero__sprite {
  position: absolute;
  pointer-events: none;
}

/* 主视觉精灵图 - 右侧大图 */
.product-hero__sprite--main {
  right: 15%;
  top: 58%;
  transform: translateY(-50%);
  width: 500px;
  height: 500px;
  object-fit: contain;
  z-index: 2;
}

/* 可信ID 精灵图位置 */
.product-hero--trustid .product-hero__sprite--main {
  right: 10%;
}

/* 辅助精灵图 - 左侧偏下 */
.product-hero__sprite--sub {
  left: 48%;
  top: 60%;
  transform: translateY(-50%);
  width: 380px;
  height: 380px;
  object-fit: contain;
  z-index: 1;
  opacity: 0.85;
}


/* === 通用 Section 样式 === */
.product-section {
  padding: 80px 0;
  position: relative;
}

.product-section__inner {
  margin: 0 auto;
}

.product-section__header {
  text-align: center;
  margin-bottom: var(--space-10);
  max-width: var(--max-width);
}

.product-section__title {
  font-size: 36px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.product-section__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

.product-section__inner .product-tips {
  font-weight: 400;
  font-size: 14px;
  color: #2DA7FF;
  line-height: 20px;
  text-align: right;
  margin-top: 24px;
}

/* === 第一段：产品介绍 (What) - 浅色背景 === */
.product-hero {
  background: #F8FAFC;
  color: var(--color-text);
  overflow: hidden;
}

.product-hero__inner {
  max-width: var(--max-width);
  width: 100%;
  height: 100%;
  margin: 0 auto;
  z-index: 10;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.product-hero__content {
  gap: var(--space-6);
}

.product-hero__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 16px;
  background: rgba(33, 150, 243, 0.1);
  border: 1px solid rgba(33, 150, 243, 0.2);
  border-radius: 20px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-primary);
  width: fit-content;
}

.product-hero__title {
  font-weight: 600;
  font-size: 52px;
  color: #0C1422;
  line-height: 73px;
  text-align: left;
  font-style: normal;
}

.product-hero__subtitle {
  font-size: var(--font-size-xl);
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin: 0;
}

.product-hero__desc {
  width: 690px;
  font-weight: 400;
  font-size: 18px;
  color: rgba(12,20,34,0.45);
  line-height: 25px;
  text-align: left;
  font-style: normal;
  margin: 42px 0;
}

.product-hero__tags {
  width: 307px;
  height: 36px;
  border-radius: 18px;
  margin-bottom: 42px;
  border: 1px solid rgba(14,154,255,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 400;
  font-size: 16px;
  color: #0E9AFF;
  line-height: 22px;
  text-align: center;
  font-style: normal;
}

.product-hero__actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.product-hero__visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.product-hero__visual img {
  width: 100%;
  height: auto;
  display: block;
}

/* === 第二段：特点与解决问题 (How) - 浅色背景 === */
.product-features {
  background: #F8FAFC;
  padding: 80px 0;
}

.product-features__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.product-features__title {
  font-size: 36px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.product-features__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

.product-features__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.product-feature-card {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  transition: all var(--transition-base);
  cursor: default;
}

.product-feature-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.product-feature-card__icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(44, 107, 255, 0.1) 0%, rgba(90, 143, 255, 0.15) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
}

.product-feature-card__icon svg {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
}

.product-feature-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.product-feature-card__desc {
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin: 0;
}

/* === 第三段：行业优势及应用领域 (Where) - 深色背景 === */
.product-applications {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: #FFFFFF;
  padding: 80px 0;
  position: relative;
}

.product-applications__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.product-applications__title {
  font-size: 36px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: var(--space-12);
}

.product-applications__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.product-applications__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.product-application-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-6);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.product-application-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(44, 107, 255, 0.5);
}

.product-application-item__icon {
  width: 48px;
  height: 48px;
  background: rgba(44, 107, 255, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.product-application-item__icon svg {
  width: 24px;
  height: 24px;
  color: #64B5F6;
}

.product-application-item__content {
  flex: 1;
}

.product-application-item__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: var(--space-2);
}

.product-application-item__desc {
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.95);
  margin: 0;
}

.product-applications__visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-applications__visual img {
  width: 100%;
  height: auto;
  display: block;
}

.product-applications__visual-placeholder {
  color: rgba(255, 255, 255, 0.3);
  font-size: var(--font-size-sm);
  text-align: center;
}

/* === 产品功能模块 (Tab 切换) === */
.product-capabilities {
  background: #FFFFFF;
  padding: 80px 0;
}

.product-capabilities__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.product-capabilities__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.product-capabilities__title {
  font-size: 36px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.product-capabilities__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

.product-capabilities__tabs {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-12);
  border-bottom: 2px solid #E2E8F0;
}

.product-capabilities__tab {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text-secondary);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: all var(--transition-base);
}

.product-capabilities__tab:hover {
  color: var(--color-primary);
}

.product-capabilities__tab--active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.product-capabilities__panels {
  position: relative;
  min-height: 400px;
}

.product-capabilities__panel {
  display: none;
  animation: fadeIn 0.3s ease-in-out;
}

.product-capabilities__panel--active {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.product-capabilities__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.product-capabilities__panel-title {
  font-size: 28px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.product-capabilities__panel-desc {
  font-size: var(--font-size-base);
  line-height: 1.75;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

.product-capabilities__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.product-capability-item {
  display: flex;
  gap: var(--space-3);
  align-items: start;
}

.product-capability-item__icon {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.product-capability-item__text {
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
}

.product-capabilities__visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-capabilities__visual img {
  width: 100%;
  height: auto;
  display: block;
}

.product-capabilities__visual-placeholder {
  color: #94A3B8;
  font-size: var(--font-size-sm);
  text-align: center;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* === 响应式设计 === */
@media (max-width: 768px) {
  .product-hero__inner,
  .product-applications__content,
  .product-capabilities__panel--active {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .product-hero__title,
  .product-applications__title,
  .product-capabilities__title {
    font-size: 32px;
  }

  .product-features__title {
    font-size: 28px;
  }

  .product-features__grid {
    grid-template-columns: 1fr;
  }

  .product-capabilities__tabs {
    flex-wrap: wrap;
  }

  .product-hero,
  .product-features,
  .product-applications,
  .product-capabilities {
    padding: 60px 0;
  }
}

/* === 新增模块：信任背书 === */
.product-trust {
  background: #FFFFFF;
  padding: var(--space-8) 0;
}

.product-trust__content {
  display: flex;
  justify-content: center;
  gap: var(--space-12);
  flex-wrap: wrap;
}

.product-trust__text {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  text-align: center;
}

.product-trust__text strong {
  color: var(--color-text);
}

/* === 新增模块：行业痛点 === */
.product-painpoints {
  background: #FFFFFF;
  padding: var(--space-16) 0;
}

.product-painpoints__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  margin-top: var(--space-10);
}

.product-painpoint-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: var(--space-10);
  text-align: center;
  transition: box-shadow var(--transition-base);
}

.product-painpoint-card:hover {
  box-shadow: var(--shadow-lg);
}

.product-painpoint-card__icon {
  font-size: 40px;
  margin-bottom: var(--space-4);
}

.product-painpoint-card__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.product-painpoint-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* === 技术优势 - 卡片网格布局 === */
.product-tech-advantages {
  background: #FFFFFF;
  padding-top: var(--space-16);
}

.tech-advantages__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.tech-advantage-card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  border-left: 3px solid transparent;
}

.tech-advantage-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-left-color: var(--color-primary);
}

.tech-advantage-card__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.tech-advantage-card__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: var(--color-primary);
  color: #FFF;
}

.tech-advantage-card__icon svg {
  width: 18px;
  height: 18px;
}

.tech-advantage-card__icon--blue { background: #3B82F6; }
.tech-advantage-card__icon--green { background: #10B981; }
.tech-advantage-card__icon--purple { background: #8B5CF6; }
.tech-advantage-card__icon--orange { background: #F59E0B; }

.tech-advantage-card__title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text);
}

.tech-advantage-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.tech-advantage-card__tech,
.tech-advantage-card__value {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-xs);
}

.tech-advantage-card__tech {
  background: rgba(59, 130, 246, 0.06);
}

.tech-advantage-card__value {
  background: rgba(16, 185, 129, 0.06);
}

.tech-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.tech-value {
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--color-text);
}

.value-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.value-text {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .tech-advantages__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* === 新增模块：客户价值 === */
/* === 产品价值 === */

/* === 新增模块：CTA === */
.product-cta {
  background: linear-gradient(135deg, #0B1D3A 0%, #1976D2 60%, #2196F3 100%);
  padding: var(--space-20) 0;
  text-align: center;
}

.product-cta__inner {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 var(--space-8);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

.product-cta__title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: #FFFFFF;
}

.product-cta__desc {
  font-size: var(--font-size-base);
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
}

.product-cta__actions {
  display: flex;
  gap: var(--space-4);
}

/* === 应用场景卡片（覆盖原有深色样式） === */
.product-applications {
  background: #FFFFFF;
  padding-bottom: var(--space-8);
}

.product-applications__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.product-application-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.product-application-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.product-application-card__icon {
  font-size: 28px;
  margin-bottom: var(--space-3);
}

.product-application-card__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.product-application-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  line-height: 1.6;
  margin: 0;
}

/* === Hero 数据统计 === */
.product-hero__stats {
  display: flex;
  gap: var(--space-10);
  margin: var(--space-8) 0;
}

.product-hero__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.product-hero__stat-value {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: #FFFFFF;
}

.product-hero__stat-label {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.8);
  white-space: nowrap;
}

/* === 产品核心价值 === */
.product-value {
  padding: 80px 0;
}

.product-value__header {
  text-align: center;
  margin-bottom: 32px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.product-value__title {
  font-weight: 600;
  font-size: 40px;
  color: #0C1422;
  line-height: 56px;
  text-align: center;
  font-style: normal;
  margin-bottom: 32px;
}

.product-value__content {
  background: #F8F9FC;
}

.product-value__layout {
  max-width: var(--max-width);
  display: flex;
  gap: 32px;
  align-items: center;
  margin: 0 auto;
  padding: 50px 0;
}

.product-value__left {
  flex: 0 0 50%;
}

.product-value__left img {
  width: 100%;
  height: auto;
  border-radius: 10px;
}

.product-value__desc {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
  text-transform: none;
  margin-bottom: 48px;
  max-width: 100%;
  word-wrap: break-word;
}

.product-value__features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.product-value-feature {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 76px;
  text-align: left;
  padding: var(--space-4);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.product-value-feature__icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(33, 150, 243, 0.1) 0%, rgba(33, 150, 243, 0.15) 100%);
  border-radius: 50%;
  color: var(--color-primary);
}

.product-value-feature__icon svg {
  width: 24px;
  height: 24px;
}

.product-value-feature__content {
  flex: 1;
}

.product-value-feature__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 16px;
}

.product-value-feature__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.product-value__intro {
  text-align: center;
  margin-bottom: var(--space-10);
}

.product-value__intro-text {
  max-width: 900px;
  margin: 0 auto;
  font-size: var(--font-size-base);
  line-height: 1.8;
  color: var(--color-text-secondary);
}

/* === 产品架构/实现原理 === */
.product-arch {
  background: #F8FAFC;
  padding: 80px 0;
}

.product-arch__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.product-arch__img img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.product-arch__steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.product-arch__step {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.product-arch__step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  flex-shrink: 0;
}

.product-arch__step-content h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.product-arch__step-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* === 响应式 === */
@media (max-width: 968px) {
  .product-arch__content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

/* === 联系表单 === */
.contact-form {
  background: #FFFFFF;
  padding: 80px 0;
}

.contact-form__container {
  max-width: 700px;
  margin: 0 auto;
  background: #FFFFFF;
  padding: var(--space-10);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.contact-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.contact-form__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.contact-form__field--full {
  grid-column: 1 / -1;
}

.contact-form__label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
}

.contact-form__label span {
  color: #EF4444;
}

.contact-form__input {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: #FFFFFF;
  transition: border-color var(--transition-fast);
}

.contact-form__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(14, 154, 255, 0.1);
}

.contact-form__input[readonly] {
  background: #F8FAFC;
  color: var(--color-text-secondary);
}

.contact-form__textarea {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: #FFFFFF;
  transition: border-color var(--transition-fast);
  resize: vertical;
}

.contact-form__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(14, 154, 255, 0.1);
}

.contact-form__actions {
  text-align: center;
  margin-top: var(--space-8);
}

.contact-form__submit {
  min-width: 200px;
}

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

    .contact-form {
      padding: 60px 0;
    }

    .contact-form__container {
      padding: var(--space-6);
    }
}

/* === 成功案例内容页样式 === */
.case-client-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  border-radius: 999px;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-4);
}

.case-section {
  padding: 80px 0;
  background: #FFFFFF;
}

.case-section--gray {
  background: #F8FAFC;
}

.case-section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.case-section__header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.case-section__title {
  font-size: 36px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

/* 客户简介 */
.case-client-intro {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.case-client-intro__content {
  flex: 1;
  min-width: 0;
  padding: var(--space-6);
  background: #FFFFFF;
  border-radius: 10px;
  border: 1px solid #E9EFF7;
}

.case-client-intro__content p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-4);
}

.case-client-intro__info {
  list-style: disc;
  padding-left: var(--space-5);
}

.case-client-intro__info li {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.case-client-intro__logo {
  width: 280px;
  flex-shrink: 0;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.case-client-intro__logo img {
  width: 280px;
  height: auto;
  object-fit: contain;
  border-radius: 10px;
}

/* 案例详情内容块 */
.case-detail__block {
  margin-bottom: var(--space-6);
}

.case-detail__block:last-child {
  margin-bottom: 0;
}

.case-detail__label {
  font-weight: 600;
  font-size: 20px;
  color: #0C1422;
  line-height: 28px;
  margin: 0 0 var(--space-2);
}

.case-detail__value {
  font-weight: 400;
  font-size: 16px;
  color: #828294;
  line-height: 24px;
  margin: 0;
}

/* 响应式 */
@media (max-width: 1440px) {
  .case-client-intro__logo {
    width: 280px;
  }

  .case-client-intro__logo img {
    width: 280px;
  }
}

/* === 弹窗模态框 === */

/* === 解决方案页面样式 === */

/* 业务痛点 */
.solution-painpoints {
  background: #FFFFFF;
  padding: 80px 0;
}

.solution-painpoints__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.solution-painpoint-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition-base);
}

.solution-painpoint-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.solution-painpoint-card__icon {
  font-size: 40px;
  margin-bottom: var(--space-4);
}

.solution-painpoint-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.solution-painpoint-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* 解决方案亮点 */
.solution-features {
  background: #F8FAFC;
  padding: 80px 0;
}

.solution-features__grid {
  display: grid;
  grid-template-columns: repeat(2, 2fr);
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.solution-feature-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition-base);
}

.solution-feature-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.solution-feature-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(14, 154, 255, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.solution-feature-card__icon svg {
  width: 24px;
  height: 24px;
}

.solution-feature-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.solution-feature-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* 解决方案架构 */
.solution-arch {
  background: #FFFFFF;
  padding: 80px 0;
}

.solution-arch__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  margin-top: var(--space-10);
}

.solution-arch__img {
  width: 100%;
}

.solution-arch__img img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.solution-arch__steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.solution-arch__step {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.solution-arch__step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  flex-shrink: 0;
}

.solution-arch__step-content h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.solution-arch__step-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 968px) {
  .solution-painpoints__grid,
  .solution-features__grid,
  .solution-arch__content {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

@media (max-width: 768px) {
  .solution-painpoints,
  .solution-features,
  .solution-arch {
    padding: 60px 0;
  }

  .product-painpoints__grid {
    grid-template-columns: 1fr;
  }

  .product-value__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-applications__grid {
    grid-template-columns: 1fr;
  }

  .product-hero__stats {
    flex-direction: column;
    gap: var(--space-4);
    align-items: center;
  }

  .tech-table th,
  .tech-table td {
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-xs);
  }
}

/* === 1440px 响应式：内容区版心 1200px === */
@media (max-width: 1440px) {
  /* 标题副标题适配 */
  .product-problems__title,
  .product-value__title,
  .product-02__implementation-title,
  .product-purchase__title {
    font-size: 32px;
    line-height: 44px;
    margin-bottom: 24px;
  }

  .product-problems__subtitle,
  .product-value__desc,
  .product-02__implementation-subtitle,
  .product-purchase__subtitle {
    font-size: 14px;
    line-height: 22px;
  }

  .product-problems__grid {
    gap: var(--space-4);
  }

  .product-problem-item {
    padding: 32px 24px;
  }

  .product-problem-item__icon {
    width: 140px;
    height: 100px;
  }

  .product-problem-item__icon img {
    width: 100%;
    height: auto;
  }

  .product-problem-item__title {
    font-size: 20px;
    margin: 32px 0 20px;
  }

  /* 核心价值 */
  .product-value__layout {
    gap: 24px;
  }

  .product-value__left {
    flex: 0 0 45%;
  }

  .product-value__features {
    flex: 1;
  }

  .product-value-feature {
    padding: var(--space-3);
    gap: 16px;
  }

  .product-value-feature__icon {
    width: 40px;
    height: 40px;
  }

  .product-value-feature__title {
    font-size: 16px;
    margin-bottom: 12px;
  }

  .product-value-feature__desc {
    font-size: 13px;
  }

  /* 实现路径 */
  .product-02__implementation-icons {
    margin-bottom: 40px;
  }

  .product-02__implementation-step-icon {
    width: 64px;
    height: 64px;
  }

  .product-02__implementation-arrow {
    width: 80px;
  }
}

/* === 新增模块响应式 === */
@media (max-width: 1024px) {
  .product-problems__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-value__features {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-implementation__content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .product-implementation__steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

  .product-problems__title,
  .product-value__title,
  .product-implementation__title,
  .product-contact__title {
    font-size: 28px;
  }

  .product-value__features {
    grid-template-columns: 1fr;
  }

  .product-implementation__steps {
    grid-template-columns: 1fr;
  }

  .product-contact__form {
    padding: var(--space-6);
  }

  .product-problems,
  .product-value,
  .product-implementation,
  .product-contact {
    padding: 60px 0;
  }
}

/* === 产品目录模块（IP数据集专用）=== */
.product-catalog-sticky-scope {
  padding-top: 80px;
}

.product-catalog {
  padding: 32px 0 80px;
  background: #fff;
}

.product-catalog__header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.product-catalog__title {
  font-size: 36px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.product-catalog__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

.product-catalog__tabs {
  position: sticky;
  top: 65px;
  z-index: 20;
  width: var(--max-width);
  max-width: 100%;
  display: flex;
  justify-content: center;
  /* gap: var(--space-3); */
  margin: 0 auto;
  border-bottom: 1px solid #E9EFF7;
  background: #fff;
}

.product-catalog__tabs::after {
  display: none;
  position: fixed;
  top: 125px;
  right: 0;
  left: 0;
  height: 1px;
  background: #E9EFF7;
  content: "";
}

.product-catalog__tabs--stuck {
  border-bottom-color: transparent;
}

.product-catalog__tabs--stuck::after {
  display: block;
}

.product-catalog__tab {
  width: 480px;
  height: 60px;
  border: none;
  background: transparent;
  font-weight: 600;
  font-size: 16px;
  color: #000000;
  line-height: 22px;
  text-align: center;
  font-style: normal;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.product-catalog__tab--active {
  width: 480px;
  height: 60px;
  background: linear-gradient(138deg, #34CCFC 0%, #0E9AFF 100%);
  font-weight: 600;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 22px;
  text-align: center;
  font-style: normal;
}

.product-catalog__panels {
  margin-top: 32px;
}

.product-catalog__panel {
  display: none;
  max-width: var(--max-width);
  margin: 0 auto;
}

.product-catalog__panel--active {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 24px;
  margin: 0 auto;
  box-sizing: border-box;
}

.product-catalog__card {
  width: calc((100% - 48px) / 3);
  height: auto;
  min-height: 360px;
  background: #FFFFFF;
  border-radius: 10px;
  border: 1px solid #E9EFF7;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 32px;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.product-catalog__card:hover {
    border-radius: 10px;
    border: 1px solid transparent; 
    background: 
    linear-gradient(#ffffff, #ffffff) padding-box, /* 内部背景 */
    linear-gradient(180deg, rgba(32, 202, 255, 1), rgba(14, 154, 255, 1)) border-box;
}

@media (max-width: 1200px) {
  .product-catalog__card {
    width: calc((100% - 24px) / 2);
  }
}

@media (max-width: 768px) {
  .product-catalog__card {
    width: 100%;
    height: auto;
    min-height: 300px;
  }
}

.product-catalog__card-image {
  width: 184px;
  height: 130px;
  object-fit: contain;
}

.product-catalog__card-title {
  font-weight: 600;
  font-size: 24px;
  color: #0C1422;
  text-align: center;
  font-style: normal;
  text-transform: none;
  margin: 52px 0 32px;
}

.product-catalog__card-desc {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
  text-transform: none;
  margin: 0;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-clamp: 2;
}

/* 产品架构 */
.product-architecture {
  width: 1440px;
  height: auto;
  margin: 0 auto;
  background-image: url('../images/products/AiMatrix/product-arch.svg');
  aspect-ratio: 1440 / 1094;
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
}



.product-architecture-03 {
  aspect-ratio: 1440 / 950;
  background-image: url('../images/products/trustix/architecture.png');
}

.product-architecture-ship {
  aspect-ratio: 1440 / 1062;
  background-image: url('../images/solutions/ai-ship/architecture.png');
}

.product-architecture-discipline {
  aspect-ratio: 1440 / 1066;
  background-image: url('../images/solutions/ai-discipline/architecture.png');
}

.product-architecture-campus {
  aspect-ratio: 1440 / 623;
  background-image: url('../images/solutions/ai-campus-safety/Campus_Safety_Architecture.png');
}

.product-architecture-07 {
  aspect-ratio: 1440 / 660;
  background-image: url('../images/products/largeModel/llm-appliance-flowchart.png');
}

@media (max-width: 1440px) {
  .product-architecture {
    width: 1200px;
  }
}

/* === 立即体验/购买步骤模块 === */
.product-purchase {
  padding: 90px 0;
}

.product-purchase__header {
  text-align: center;
  margin-bottom: 50px;
}

.product-purchase__title {
  font-size: 40px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.product-purchase__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

/* === product-05 独立问题模块样式 === */
.product-problems--05 .product-section__inner {
  max-width: var(--max-width);
}

.product-05__problems-grid {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin: 0 auto;
}

.product-05__problem-item {
  flex: 1;
  max-width: 268px;
  min-width: 200px;
  height: 408px;
  border-radius: 10px;
  border: 1px solid #E9EFF7;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 50px 24px;
  box-sizing: border-box;
  background: #fff;
}

.product-05__problem-icon {
  width: 120px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-05__problem-icon img {
  width: 100%;
  height: auto;
}

.product-05__problem-title {
  width: 170px;
  font-weight: 600;
  font-size: 20px;
  color: #0C1422;
  line-height: 28px;
  text-align: center;
  font-style: normal;
  text-transform: none;
  margin: 24px 0;
}

.product-05__problem-desc {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}

/* === product-06 问题卡片模块样式 === */
.product-problems--06 .product-section__inner {
  max-width: var(--max-width);
}

.product-06__problems-grid {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin: 0 auto;
}

.product-06__problem-item {
  width: 342px;
  height: 432px;
  background: #FFFFFF;
  border-radius: 10px;
  border: 1px solid #E9EFF7;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 50px 32px;
  box-sizing: border-box;
}

.product-06__problem-icon {
  width: 184px;
  height: 184px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-06__problem-icon img {
  width: 100%;
  height: auto;
}

.product-06__problem-title {
  font-weight: 600;
  font-size: 24px;
  color: #0C1422;
  line-height: 29px;
  text-align: center;
  font-style: normal;
  text-transform: none;
  margin: 16px 0 32px;
}

.product-06__problem-desc {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}

@media (max-width: 1440px) {
  .product-06__problems-grid {
    max-width: 1200px;
    gap: 20px;
  }

  .product-06__problem-item {
    width: 280px;
    height: 380px;
    padding: 40px 24px;
  }

  .product-06__problem-icon {
    width: 150px;
    height: 150px;
  }

  .product-06__problem-title {
    font-size: 20px;
    line-height: 26px;
  }
}

@media (min-width: 1440px) {
  .product-06__problems-grid {
    max-width: 1440px;
  }
}

/* === product-05 核心价值模块样式 === */
.product-05-value__content {
  width: 100%;
  min-height: 500px;
  margin-top: 50px;
  background-image: url('../images/products/BidClaw/core-value-bg.png');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-06-value__content {
    background-image: url('../images/products/eia/coreBg.png');
}

.product-04-value__content {
    background-image: url('../images/products/trustix/core-value-bg.png');
}

.product-07-value__content {
    background-image: url('../images/products/largeModel/core-value-bg.png');
}

.product-05__problem-icon {
  width: 100px;
  height: 100px;
}

.product-05__problem-desc {
  font-size: 14px;
  line-height: 20px;
}


/* === product-05 核心价值模块样式 === */
.product-05__features {
  width: 100%;
  max-width: 1440px;
  display: grid;
  gap: 32px 60px;
  justify-content: right;
  box-sizing: border-box;
}

.product-05__feature {
  display: flex;
  align-items: center;
  gap: 24px;
}

.product-05__feature-icon {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
}

.product-05__feature-icon img {
  width: 100%;
  height: auto;
}

.product-05__feature-title {
  font-weight: 600;
  font-size: 20px;
  color: #3A3D4B;
  line-height: 32px;
  text-align: left;
  font-style: normal;
}

.product-05__feature-desc {
  max-width: 656px;
  font-weight: 400;
  min-width: 656px;
  margin-top: 14px;
  font-size: 16px;
  color: #77798D;
  line-height: 28px;
  text-align: left;
  font-style: normal;
}

@media (max-width: 1440px) {
  .product-05__features {
    max-width: 1200px;
    gap: 24px;
  }

  .product-05__feature {
    gap: 24px;
  }

  .product-05__feature-icon {
    width: 40px;
    height: 40px;
    margin-top: 24px;
  }

  .product-05__feature-title {
    font-size: 18px;
    line-height: 28px;
    margin-top: 12px;
  }

.product-05__feature-desc {
    font-size: 14px;
    line-height: 24px;
    width: 100%;
    margin-top: 12px;
  }

.product-05__problem-item {
    max-width: 220px;
    min-width: 180px;
    height: auto;
    padding: 40px 16px;
}
}

/* === product-05 实现路径模块样式 === */
.product-05__implementation {
  background: #FFFFFF;
  padding: 80px 0;
}

.product-05__implementation-header {
  text-align: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

.product-05__implementation-title {
  font-weight: 600;
  font-size: 40px;
  color: #0C1422;
  line-height: 56px;
  text-align: center;
  font-style: normal;
}

.product-05__implementation-content {
  max-width: var(--max-width);
  margin: 70px auto 0;
}

.product-05__implementation-steps {
  display: grid;
  grid-template-columns: repeat(4, 342px);
  gap: 24px;
  justify-content: center;
}

.product-05__implementation-step {
  width: 342px;
  height: 450px;
  background: rgba(231, 245, 255, 0.4);
  border-radius: 10px;
  padding: 80px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.product-05__implementation-step__icon {
  width: 82px;
  height: 82px;
}

.product-05__implementation-step__icon img {
  width: 100%;
  height: auto;
}

.product-05__implementation-step__title {
  font-weight: 600;
  font-size: 20px;
  color: #3A3D4B;
  line-height: 32px;
  text-align: center;
  font-style: normal;
  margin-top: 56px;
  margin-bottom: 24px;
}

.product-05__implementation-step__desc {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
}

@media (max-width: 1440px) {
  .product-05__implementation-steps {
    grid-template-columns: repeat(4, 280px);
    gap: 16px;
  }

  .product-05__implementation-step {
    width: 280px;
    height: 380px;
    padding: 60px 24px;
  }

  .product-05__implementation-step__icon {
    width: 64px;
    height: 64px;
  }

  .product-05__implementation-step__icon img {
    width: 100%;
    height: auto;
  }

  .product-05__implementation-step__title {
    font-size: 18px;
    line-height: 28px;
    margin-top: 40px;
    margin-bottom: 20px;
  }

  .product-05__implementation-step__desc {
    font-size: 14px;
    line-height: 22px;
  }
}

/* === product-05 立即体验/智能解析模块样式 === */
.product-05__purchase {
  background: #FFFFFF;
  padding: 80px 0;
}

.product-05__purchase-header {
  text-align: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

.product-05__purchase-title {
  font-weight: 600;
  font-size: 40px;
  color: #0C1422;
  line-height: 56px;
  text-align: center;
  font-style: normal;
}

.product-05__purchase-subtitle {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
  max-width: 900px;
  margin: 24px auto 0;
}

.product-05__purchase-content {
  max-width: var(--max-width);
  margin: 70px auto 0;
}

/* 流程容器 - 1440px版心 */
.product-05__purchase-flow {
  width: 1440px;
  height: 160px;
  background: #F6FBFF;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin: 0 auto;
}

/* 每一步 - 左右布局 */
.product-05__purchase-step {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 0 20px;
}

.product-05__purchase-step__left {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}

.product-05__purchase-step__left img {
  width: 100%;
  height: auto;
}

.product-05__purchase-step__right {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.product-05__purchase-step__title {
  font-weight: 600;
  font-size: 24px;
  color: #0E9AFF;
  line-height: 33px;
  font-style: normal;
}

.product-05__purchase-step__desc {
  font-weight: 600;
  font-size: 15px;
  color: #3A3D4B;
  line-height: 22px;
  text-align: left;
  font-style: normal;
}

/* 中间箭头 */
.product-05__purchase-step__pointer {
  width: 55px;
  height: 40px;
  flex-shrink: 0;
}

.product-05__purchase-step__pointer img {
  width: 100%;
  height: auto;
}

/* 1440px版心内容区域自适应 */
@media (max-width: 1440px) {
  .product-05__purchase-flow {
    width: 1200px;
    height: 140px;
    gap: 0;
  }

  .product-05__purchase-step {
    padding: 0 24px;
    gap: 20px;
  }

  .product-05__purchase-step__left {
    width: 70px;
    height: 70px;
  }

  .product-05__purchase-step__right {
    gap: 4px;
  }

  .product-05__purchase-step__title {
    font-size: 22px;
    line-height: 30px;
  }

  .product-05__purchase-step__desc {
    font-size: 15px;
    line-height: 20px;
  }

  .product-05__purchase-step__pointer {
    width: 55px;
    height: 40px;
  }
}

@media (min-width: 1440px) {
  .product-05__purchase-flow {
    width: 1440px;
  }
}

/* === product-05 特别说明样式 === */
.product-05__purchase-bottom {
  text-align: center;
  margin-top: 32px;
}

.product-05__purchase-bottom__title {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
  margin-bottom: 20px;
}

.product-05__purchase-bottom__content {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}

.product-05__purchase-bottom__highlight {
  color: #2EA8FF;
}

/* === 可信ID - 实现路径模块（独立样式） === */
.product-implementation--trustid {
  padding: 80px 0;
}

.product-implementation--trustid .product-implementation__inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px;
}

.product-implementation--trustid .product-implementation__header {
  text-align: center;
  margin-bottom: 50px;
}

.product-implementation--trustid .product-implementation__title {
  font-weight: 600;
  font-size: 40px;
  color: #0C1422;
  line-height: 56px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}

.product-implementation--trustid .product-implementation__content {
  display: grid;
  grid-template-columns: repeat(2, calc((100% - 24px) / 2));
  gap: 24px;
  margin: 0 auto;
}

.trustid-step {
  max-width: 708px;
  height: 323px;
  background: #FFFFFF;
  border-radius: 10px;
  border: 1px solid #E9EFF7;
  padding: 50px 32px;
  display: flex;
  flex-direction: column;
}

.trustid-step__icon {
  width: 82px;
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.trustid-step__title {
  font-weight: 600;
  font-size: 24px;
  color: #0C1422;
  line-height: 29px;
  font-style: normal;
  text-transform: none;
  margin-top: 32px;
  margin-bottom: 32px;
}

.trustid-step__desc {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  font-style: normal;
  text-transform: none;
}

/* 响应式 - 小于1440px */
@media (max-width: 1440px) {
  .product-implementation--trustid .product-implementation__inner {
    max-width: 1200px;
    padding: 0 24px;
  }

  .product-implementation--trustid .product-implementation__content {
    max-width: 1200px;
  }

  .trustid-step {
    max-width: 100%;
    height: auto;
    min-height: 323px;
  }
}

/* 响应式 - 大于1440px */
@media (min-width: 1440px) {
  .product-implementation--trustid .product-implementation__inner {
    max-width: 1440px;
    padding: 0 24px;
  }

  .product-implementation--trustid .product-implementation__content {
    max-width: 1440px;
  }
}

/* === 可信ID - 全场景解决方案模块 === */
.product-purchase--trustid {
  padding: 80px 0;
  background: #FFFFFF;
}

.product-purchase--trustid .product-purchase__inner {
  margin: 0 auto;
}

.product-purchase--trustid .product-purchase__header {
  text-align: center;
  margin-bottom: 50px;
}

.product-purchase--trustid .product-purchase__title {
  font-weight: 600;
  font-size: 40px;
  color: #0C1422;
  line-height: 56px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}

.product-purchase--trustid .product-purchase__cards {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
  background: #F8F9FC;
}

.trustid-scenario {
  width: 1440px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 90px 0;
  margin: 0 auto;
}

.trustid-scenario img {
  max-width: 100%;
  height: auto;
}

/* 响应式 - 小于1440px */
@media (max-width: 1440px) {
  .product-purchase--trustid .product-purchase__inner {
    padding: 0 24px;
  }

  .trustid-scenario {
    width: 1200px;
  }
}

/* 响应式 - 大于1440px */
@media (min-width: 1440px) {
  .product-purchase--trustid .product-purchase__inner {
    padding: 0 24px;
  }
}

/* === 大模型一体机(product-07) - 问题模块（独立样式） === */
.product-problems--07 .product-section__inner {
  max-width: 1440px;
  margin: 0 auto;
}

.product-07-problems__grid {
  display: grid;
  grid-template-columns: repeat(3, 461px);
  gap: 24px;
  justify-content: center;
}

.product-07-problems__item {
  width: 461px;
  height: 186px;
  background: #FFFFFF;
  border-radius: 10px;
  border: 1px solid #E9EFF7;
  padding: 20px 32px;
  display: flex;
  align-items: flex-start;
}

.product-07-problems__img {
  width: 144px;
  height: 144px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-07-problems__img img {
  width: 144px;
  height: 144px;
  object-fit: contain;
}

.product-07-problems__text {
  display: flex;
  flex-direction: column;
  margin-left: 24px;
  padding-top: 24px;
}

.product-07-problems__title {
  font-weight: 600;
  font-size: 24px;
  color: #0C1422;
  line-height: 29px;
  text-align: left;
  font-style: normal;
  text-transform: none;
  margin-bottom: 24px;
}

.product-07-problems__desc {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: left;
  font-style: normal;
  text-transform: none;
}

/* 问题模块 - 小于1440px */
@media (max-width: 1440px) {
  .product-problems--07 .product-section__inner {
    max-width: 1200px;
  }

  .product-07-problems__grid {
    grid-template-columns: repeat(3, calc((100% - 48px) / 3));
  }

  .product-07-problems__item {
    width: 100%;
    height: auto;
    min-height: 186px;
  }
}

/* 问题模块 - 大于1440px */
@media (min-width: 1440px) {
  .product-problems--07 .product-section__inner {
    max-width: 1440px;
  }
}

/* === 大模型一体机(product-07) - 实现路径模块（独立样式） === */
.product-implementation--07 .product-section__inner {
  max-width: 1440px;
  margin: 0 auto;
}

.product-07-impl__content {
  display: grid;
  grid-template-columns: repeat(3, 464px);
  gap: 24px;
  justify-content: center;
}

.product-07-impl__step {
  width: 464px;
  height: 450px;
  background: rgba(255, 255, 255, 0.4);
  border-radius: 10px;
  border: 1px solid #E9EFF7;
  padding: 80px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.product-07-impl__step-icon {
  width: 82px;
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-07-impl__step-icon img {
  width: 82px;
  height: 82px;
  object-fit: contain;
}

.product-07-impl__step-title {
  font-weight: 600;
  font-size: 20px;
  color: #191919;
  line-height: 32px;
  text-align: center;
  font-style: normal;
  margin-top: 56px;
  margin-bottom: 24px;
}

.product-07-impl__step-desc {
  font-weight: 400;
  font-size: 16px;
  color: #77798D;
  line-height: 24px;
  text-align: center;
  font-style: normal;
}

/* 实现路径 - 小于1440px */
@media (max-width: 1440px) {
  .product-implementation--07 .product-section__inner {
    max-width: 1200px;
  }

  .product-07-impl__content {
    grid-template-columns: repeat(3, calc((100% - 48px) / 3));
  }

  .product-07-impl__step {
    width: 100%;
    height: auto;
    min-height: 450px;
  }
}

/* 实现路径 - 大于1440px */
@media (min-width: 1440px) {
  .product-implementation--07 .product-section__inner {
    max-width: 1440px;
  }
}