/* ============ 首页样式 ============ */

/* Hero 轮播 */
.hero { position: relative; height: min(640px, 78vh); min-height: 480px; overflow: hidden; }
.hero-slides, .hero-slide { position: absolute; inset: 0; }
.hero-slide { opacity: 0; transition: opacity 1s ease; display: flex; align-items: center; }
.hero-slide.active { opacity: 1; }
.hero-cap { max-width: 640px; color: #fff; padding-top: 30px; }
.hero-tag { display: inline-block; font-size: 13px; letter-spacing: 4px; color: #fff; border: 1px solid rgba(255, 255, 255, .5); border-radius: 999px; padding: 7px 18px; margin-bottom: 26px; background: rgba(255, 255, 255, .08); backdrop-filter: blur(6px); }
.hero-cap h1 { font-size: clamp(30px, 4.6vw, 52px); font-weight: 800; letter-spacing: 2px; line-height: 1.35; margin-bottom: 20px; text-shadow: 0 4px 24px rgba(0, 0, 0, .35); }
.hero-cap p { font-size: clamp(14px, 1.6vw, 17.5px); color: rgba(255, 255, 255, .88); margin-bottom: 36px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-dots { position: absolute; left: 50%; transform: translateX(-50%); bottom: 26px; display: flex; gap: 10px; z-index: 5; }
.hero-dots span { width: 34px; height: 5px; border-radius: 5px; background: rgba(255, 255, 255, .4); cursor: pointer; transition: .3s; }
.hero-dots span.active { background: var(--grad); width: 52px; }

/* 服务卡片 */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.svc-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 38px 30px; text-align: center; transition: all .3s; box-shadow: 0 2px 10px rgba(10, 29, 58, .04); }
.svc-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.svc-card:hover h3 { color: var(--blue); }
.svc-ico { width: 74px; height: 74px; margin: 0 auto 20px; border-radius: 22px; background: var(--blue-light); color: var(--blue); display: flex; align-items: center; justify-content: center; transition: .3s; }
.svc-card:hover .svc-ico { background: var(--grad); color: #fff; }
.svc-ico svg { width: 36px; height: 36px; }
.svc-card h3 { font-size: 20px; color: var(--navy); margin-bottom: 10px; transition: .3s; }
.svc-card p { color: var(--muted); font-size: 14.5px; }

/* 产品卡片（首页/商城共用） */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.prod-card { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); transition: all .3s; box-shadow: 0 2px 10px rgba(10, 29, 58, .04); display: flex; flex-direction: column; }
.prod-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.prod-card .p-img { position: relative; aspect-ratio: 1/1; overflow: hidden; background: #f2f4f8; }
.prod-card .p-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.prod-card:hover .p-img img { transform: scale(1.06); }
.prod-card .p-flag { position: absolute; top: 12px; left: 12px; background: var(--grad); color: #fff; font-size: 12px; padding: 4px 12px; border-radius: 999px; font-weight: 600; }
.prod-card .p-body { padding: 18px 18px 20px; flex: 1; display: flex; flex-direction: column; }
.prod-card .p-name { font-size: 16px; font-weight: 600; color: var(--navy); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 10px; }
.prod-card .p-meta { font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.prod-card .p-foot { margin-top: auto; display: flex; justify-content: space-between; align-items: flex-end; }
.prod-card .p-price { color: var(--red); font-weight: 800; font-size: 21px; }
.prod-card .p-price small { font-size: 12px; font-weight: 500; color: var(--muted); margin-left: 2px; }
.prod-card .p-btn { font-size: 13.5px; color: var(--blue); border: 1.5px solid var(--blue); padding: 7px 16px; border-radius: 999px; transition: .25s; }
.prod-card:hover .p-btn { background: var(--blue); color: #fff; }

/* 关于区块 */
.about-flex { display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center; }
.about-img { position: relative; }
.about-img img { border-radius: 20px; box-shadow: var(--shadow-lg); width: 100%; }
.about-badge { position: absolute; right: -14px; bottom: -20px; background: var(--navy); color: #fff; border-radius: 18px; padding: 22px 28px; box-shadow: var(--shadow-lg); text-align: center; }
.about-badge b { font-size: 44px; font-weight: 800; display: block; line-height: 1; }
.about-badge b i { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.about-badge span { font-size: 13px; color: rgba(255, 255, 255, .75); }
.about-txt .section-desc { text-align: left; }
.about-txt b { color: var(--navy); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 34px 0; }
.stat { text-align: center; padding: 18px 6px; background: var(--bg); border-radius: 14px; }
.stat b { display: block; font-size: 26px; font-weight: 800; color: var(--blue); line-height: 1.3; }
.stat span { font-size: 12.5px; color: var(--muted); }

/* 流程 */
.flow-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.flow-step { background: #fff; border-radius: var(--radius); padding: 34px 26px; text-align: center; position: relative; border: 1px solid var(--line); transition: .3s; }
.flow-step:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.flow-no { font-size: 42px; font-weight: 800; color: transparent; -webkit-text-stroke: 1.6px #C9D4EA; display: block; margin-bottom: 8px; }
.flow-step h3 { font-size: 18px; color: var(--navy); margin-bottom: 8px; }
.flow-step p { font-size: 14px; color: var(--muted); }

/* 新闻 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; transition: .3s; display: flex; flex-direction: column; }
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.news-cat { align-self: flex-start; font-size: 12.5px; color: var(--blue); background: var(--blue-light); border-radius: 999px; padding: 4px 14px; margin-bottom: 14px; font-weight: 600; }
.news-card h3 { font-size: 17.5px; color: var(--navy); line-height: 1.55; margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card p { font-size: 14px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 14px; flex: 1; }
.news-card time { font-size: 13px; color: #9AA4B5; }

/* CTA */
.cta-band { background: linear-gradient(rgba(8, 24, 50, .82), rgba(8, 24, 50, .82)), url('/assets/img/hero-2.jpg') center/cover fixed; color: #fff; padding: 90px 0; text-align: center; }
.cta-band h2 { font-size: clamp(26px, 3.6vw, 40px); font-weight: 800; letter-spacing: 1px; margin-bottom: 14px; }
.cta-band p { color: rgba(255, 255, 255, .85); margin-bottom: 34px; font-size: 16px; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

@media (max-width: 980px) {
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
  .flow-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .about-flex { grid-template-columns: 1fr; gap: 44px; }
}
@media (max-width: 620px) {
  .prod-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .svc-grid, .flow-grid, .news-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .cta-band { padding: 60px 0; }
  .about-badge { right: 10px; padding: 16px 20px; }
  .about-badge b { font-size: 32px; }
}