/* 电商零售行业页独有样式 */

/* 1. Hero：居中文字 + 下方大图卡 */
.ret-hero {
  position: relative;
  padding: calc(var(--header-h) + var(--topbar-h) + 60px) 0 80px;
  background: linear-gradient(160deg, #FDF3DC 0%, var(--cream) 50%, #E4EFDA 100%);
  overflow: hidden;
}
.ret-hero-deco-1 {
  position: absolute; width: 280px; height: 280px; border-radius: 50%;
  background: rgba(238,209,145,.35); top: -100px; left: -80px;
}
.ret-hero-deco-2 {
  position: absolute; width: 200px; height: 200px; border-radius: 40px;
  background: rgba(191,216,178,.35); bottom: -60px; right: -40px;
  transform: rotate(20deg);
}
.ret-hero-inner { position: relative; z-index: 2; text-align: center; max-width: 780px; margin: 0 auto; }
.ret-breadcrumb { font-size: .86rem; color: var(--ink-3); margin-bottom: 16px; }
.ret-hero-inner h1 { margin-bottom: 18px; }
.ret-hero-sub { font-size: 1.05rem; margin-bottom: 28px; }
.ret-hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 40px; }
.ret-hero-img img {
  border-radius: var(--radius); aspect-ratio: 16/9; object-fit: cover;
  box-shadow: var(--clay-shadow-lg);
}

/* 2. 现状文字 + 侧栏卡 */
.ret-status-grid {
  display: grid; grid-template-columns: 1.3fr .7fr; gap: 40px; align-items: start;
}
.ret-status-txt h2 { margin-bottom: 16px; }
.ret-status-txt p { margin-bottom: 14px; }
.ret-status-card { padding: 32px 28px; }
.ret-status-card b { display: block; margin-bottom: 16px; color: var(--ink); font-size: 1.1rem; }
.ret-status-card ul li {
  padding-left: 22px; position: relative; margin-bottom: 10px;
  font-size: .92rem; color: var(--ink-2);
}
.ret-status-card ul li::before {
  content: ""; position: absolute; left: 0; top: .6em;
  width: 9px; height: 9px; border-radius: 50%; background: var(--green-2);
}

/* 3. 痛点横向卡片 */
.ret-pain-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.ret-pain-card {
  background: var(--white); border-radius: var(--radius); padding: 32px 24px;
  box-shadow: var(--clay-shadow-sm); text-align: center;
  transition: transform .3s var(--ease);
}
.ret-pain-card:hover { transform: translateY(-6px); }
.ret-pain-emoji {
  display: inline-flex; align-items: center; justify-content: center;
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--yellow); color: var(--ink); font-weight: 800; font-size: 1.4rem;
  margin-bottom: 16px; box-shadow: var(--clay-shadow-sm);
}
.ret-pain-card h3 { margin-bottom: 8px; font-size: 1.05rem; }
.ret-pain-card p { font-size: .9rem; }

/* 4. 方案圆卡 */
.ret-plans { background: var(--cream-2); }
.ret-plans-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
}
.ret-plan-card {
  background: var(--white); padding: 36px 24px 30px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.ret-plan-card:hover { transform: translateY(-8px); box-shadow: var(--clay-shadow-lg); }
.ret-plan-circle {
  display: flex; align-items: center; justify-content: center;
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--green); color: #3F5238; font-weight: 800; font-size: 1.1rem;
  margin-bottom: 20px; box-shadow: var(--clay-shadow-sm);
}
.ret-plan-card h3 { margin-bottom: 10px; }
.ret-plan-card p { font-size: .9rem; }

/* 5. 案例入口 */
.ret-case-band {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--clay-shadow);
}
.ret-case-img img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3; }
.ret-case-txt {
  padding: 48px 44px; background: linear-gradient(160deg, #E4EFDA, var(--green));
  display: flex; flex-direction: column; justify-content: center;
}
.ret-case-txt h2 { margin-bottom: 14px; }
.ret-case-txt p { margin-bottom: 24px; }

/* 6. 功能清单 */
.ret-feat-list {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.ret-feat-list li {
  background: var(--white); border-radius: var(--radius-sm); padding: 22px 18px;
  box-shadow: var(--clay-shadow-sm); border-top: 4px solid var(--green);
}
.ret-feat-list b { display: block; margin-bottom: 6px; color: var(--ink); font-size: .95rem; }
.ret-feat-list span { font-size: .85rem; color: var(--ink-2); }

/* 7. FAQ */
.ret-faq-wrap { max-width: 820px; margin: 0 auto; }
.ret-faq-item {
  background: var(--white); border-radius: var(--radius-sm);
  padding: 22px 26px; margin-bottom: 14px; box-shadow: var(--clay-shadow-sm);
}
.ret-faq-item summary {
  font-weight: 700; cursor: pointer; color: var(--ink);
  list-style: none; position: relative; padding-right: 30px;
}
.ret-faq-item summary::-webkit-details-marker { display: none; }
.ret-faq-item summary::after {
  content: "+"; position: absolute; right: 0; top: 0;
  font-size: 1.3rem; color: var(--green-3); font-weight: 400;
}
.ret-faq-item[open] summary::after { content: "−"; }
.ret-faq-item p { margin-top: 12px; font-size: .94rem; }

/* 8. CTA */
.ret-cta-band {
  text-align: center; max-width: 760px; margin: 0 auto 40px;
  background: linear-gradient(160deg, #FDF6E4, var(--yellow));
  padding: 56px 40px; border-radius: var(--radius); box-shadow: var(--clay-shadow);
}
.ret-cta-band h2 { margin-bottom: 14px; }
.ret-cta-band p { margin-bottom: 20px; }
.ret-cta-links { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 16px; }
.ret-cta-tip { font-size: .88rem; color: var(--ink-2); }
.ret-more { text-align: center; font-size: .92rem; }
.ret-more span { color: var(--ink-3); margin-right: 8px; }
.ret-more a { margin: 0 8px; color: var(--green-3); font-weight: 600; }
.ret-more a:hover { color: var(--ink); }

/* 响应式 */
@media (max-width: 1024px) {
  .ret-status-grid { grid-template-columns: 1fr; }
  .ret-pain-grid { grid-template-columns: repeat(2, 1fr); }
  .ret-plans-grid { grid-template-columns: repeat(2, 1fr); }
  .ret-case-band { grid-template-columns: 1fr; }
  .ret-feat-list { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .ret-pain-grid { grid-template-columns: 1fr; }
  .ret-plans-grid { grid-template-columns: 1fr; }
  .ret-feat-list { grid-template-columns: 1fr; }
}