/* 客户案例页 — 对齐官方 user-story.htm */
.page-cases main {
  padding-top: 0;
}

/* ---------- 顶部 Banner 轮播 ---------- */
.cases-banner {
  position: relative;
  height: 500px;
  overflow: hidden;
  background: #13234a;
}

.cases-banner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.6s ease;
  background: #13234a no-repeat center bottom;
  background-size: cover;
}

.cases-banner-slide.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.cases-banner-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.cases-banner-slide h2 {
  margin: 0;
  max-width: 720px;
  font-size: 40px;
  font-weight: 500;
  line-height: 1.4;
  color: #fff;
}

.cases-banner-actions {
  display: flex;
  gap: 16px;
  margin-top: 32px;
}

.cases-banner-actions .btn-trial {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 120px;
  height: 40px;
  padding: 0 24px;
  border-radius: 4px;
  background: #4c6ef5;
  color: #fff;
  font-size: 16px;
  text-decoration: none;
  transition: background 0.2s;
}

.cases-banner-actions .btn-trial:hover {
  background: #3b5bdb;
}

.cases-banner-actions .btn-detail {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 120px;
  height: 40px;
  padding: 0 24px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 4px;
  color: #fff;
  font-size: 16px;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}

.cases-banner-actions .btn-detail:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
}

.cases-banner-dots {
  position: absolute;
  left: 50%;
  bottom: 24px;
  z-index: 2;
  display: flex;
  gap: 8px;
  transform: translateX(-50%);
}

.cases-banner-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
}

.cases-banner-dot.is-active {
  background: #fff;
}

/* ---------- 行业案例 Tab ---------- */
.cases-intro {
  padding: 56px 24px 80px;
  background: #f5f7fa;
}

.cases-intro-title {
  margin: 0 0 40px;
  font-size: 32px;
  font-weight: 600;
  text-align: center;
  color: #111f33;
}

.cases-tab-menu {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 24px;
  max-width: 1100px;
  margin: 0 auto 24px;
}

.cases-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 4px;
  border: none;
  background: none;
  color: #545a6e;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.4;
  cursor: pointer;
  transition: color 0.2s;
}

.cases-tab::before {
  content: "";
  width: 24px;
  height: 24px;
  background-image: var(--tab-icon);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  flex-shrink: 0;
}

.cases-tab.is-active,
.cases-tab:hover {
  color: #4c6ef5;
}

.cases-tab.is-active::before,
.cases-tab:hover::before {
  background-image: var(--tab-icon-hover);
}

.cases-panels {
  max-width: 1200px;
  margin: 0 auto;
}

.cases-panel {
  display: none;
  position: relative;
  min-height: 396px;
  border: 1px solid #ebedf2;
  border-radius: 4px;
  background: #fff;
  overflow: hidden;
}

.cases-panel.is-active {
  display: block;
}

.cases-panel-media {
  position: absolute;
  top: 0;
  left: 0;
  width: 500px;
  height: 100%;
  object-fit: cover;
}

.cases-panel-body {
  margin-left: 500px;
  padding: 34px 34px 80px;
}

.cases-panel-section + .cases-panel-section {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px dashed #ebedf2;
}

.cases-panel-label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 16px;
  font-weight: 500;
  color: #272e47;
}

.cases-panel-label img {
  width: 20px;
  height: 20px;
}

.cases-panel-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: #545a6e;
}

.cases-panel-text li {
  margin: 0 0 6px;
}

.cases-panel-logos {
  position: absolute;
  right: 34px;
  bottom: 24px;
  display: flex;
  gap: 16px;
  align-items: center;
}

.cases-panel-logos img {
  height: 36px;
  width: auto;
  object-fit: contain;
}

/* ---------- Logo 墙 ---------- */
.cases-logos-section {
  padding: 50px 0 60px;
  background: #fff;
  overflow: hidden;
}

.cases-logos-section h2 {
  margin: 0 0 40px;
  font-size: 32px;
  font-weight: 500;
  text-align: center;
  color: #111f33;
}

.cases-logos-track {
  display: flex;
  width: max-content;
  animation: cases-logos-scroll 40s linear infinite;
}

.cases-logos-track img {
  height: 280px;
  width: auto;
  max-width: none;
}

.cases-logos-track:hover {
  animation-play-state: paused;
}

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

/* ---------- 客户评价 ---------- */
.cases-eval {
  padding: 60px 24px 100px;
  background: #1a2744 url("../images/cases/eval/bg.png") no-repeat center top;
  background-size: cover;
}

.cases-eval h2 {
  margin: 0;
  font-size: 32px;
  font-weight: 500;
  text-align: center;
  color: #fff;
}

.cases-eval-split {
  display: block;
  width: 40px;
  height: 3px;
  margin: 16px auto 48px;
  background: linear-gradient(90deg, #4c6ef5, #74c0fc);
  border-radius: 2px;
}

.cases-eval-layout {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: center;
}

.cases-eval-avatars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.cases-eval-item {
  padding: 0;
  border: 2px solid transparent;
  border-radius: 8px;
  background: none;
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}

.cases-eval-item img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
}

.cases-eval-item.is-active {
  border-color: #74c0fc;
  transform: scale(1.05);
}

.cases-eval-quote-wrap {
  position: relative;
  color: #fff;
}

.cases-eval-company {
  margin: 0 0 16px;
  font-size: 24px;
  font-weight: 500;
}

.cases-eval-quote {
  margin: 0;
  font-size: 18px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.92);
}

.cases-eval-nav {
  display: flex;
  gap: 12px;
  margin-top: 28px;
}

.cases-eval-prev,
.cases-eval-next {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  transition: background 0.2s;
}

.cases-eval-prev:hover,
.cases-eval-next:hover {
  background: rgba(255, 255, 255, 0.2);
}

.cases-eval-cta {
  display: block;
  width: fit-content;
  margin: 48px auto 0;
  padding: 12px 32px;
  border-radius: 4px;
  background: #4c6ef5;
  color: #fff;
  font-size: 16px;
  text-decoration: none;
  transition: background 0.2s;
}

.cases-eval-cta:hover {
  background: #3b5bdb;
}

/* ---------- 底部 CTA ---------- */
.cases-footer-cta {
  padding: 74px 24px;
  text-align: center;
  background: #416fee url("../images/cases/footer-cta.png") no-repeat center top;
  background-size: 1920px 285px;
}

.cases-footer-cta h2 {
  margin: 0 0 28px;
  font-size: 32px;
  font-weight: 500;
  line-height: 1.4;
  color: #fff;
  letter-spacing: 1px;
}

.cases-footer-cta .btn-join {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 160px;
  height: 44px;
  padding: 0 32px;
  border-radius: 4px;
  background: #fff;
  color: #416fee;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  transition: opacity 0.2s;
}

.cases-footer-cta .btn-join:hover {
  opacity: 0.92;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .cases-banner {
    height: 420px;
  }

  .cases-banner-slide h2 {
    font-size: 32px;
  }

  .cases-panel-media {
    position: relative;
    width: 100%;
    height: 220px;
  }

  .cases-panel-body {
    margin-left: 0;
    padding: 24px 24px 72px;
  }

  .cases-panel-logos {
    right: 24px;
    bottom: 16px;
  }

  .cases-eval-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .cases-banner {
    height: 360px;
  }

  .cases-banner-slide h2 {
    font-size: 24px;
  }

  .cases-tab-menu {
    gap: 4px 12px;
  }

  .cases-tab {
    font-size: 14px;
  }

  .cases-tab::before {
    width: 18px;
    height: 18px;
  }

  .cases-intro-title,
  .cases-logos-section h2,
  .cases-eval h2,
  .cases-footer-cta h2 {
    font-size: 24px;
  }

  .cases-eval-avatars {
    grid-template-columns: repeat(3, 1fr);
  }

  .cases-eval-company {
    font-size: 20px;
  }

  .cases-eval-quote {
    font-size: 16px;
  }
}

@media (max-width: 480px) {
  .cases-banner-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .cases-eval-avatars {
    grid-template-columns: repeat(2, 1fr);
  }
}