/* Homepage LCP critical — carousel hero */
*{margin:0;padding:0;box-sizing:border-box}
    body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;line-height:1.5;color:#333;background:#f8f9fa}
    img{max-width:100%;height:auto;display:block}
    a{text-decoration:none;color:inherit}
    .container{max-width:1200px;margin:0 auto;padding:0 20px}
    .header{background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.1);position:sticky;top:0;z-index:1000}
    .header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
    .section-hero-carousel{background:#0f172a;padding:0!important;position:relative;overflow:hidden}
    .hero-carousel{position:relative;max-width:1200px;margin:0 auto}
    .hero-carousel__track{position:relative;display:block}
    .hero-slide{position:absolute;left:0;top:0;width:100%;opacity:0;visibility:hidden;transition:opacity .6s ease,visibility .6s;pointer-events:none;display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;padding:28px 20px 20px}
    .hero-slide.is-active{position:relative;opacity:1;visibility:visible;pointer-events:auto;z-index:1}
    .hero-slide__badge{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:6px 14px;border-radius:999px;margin-bottom:16px}
    .hero-slide__title{font-size:34px;font-weight:700;line-height:1.25;margin-bottom:14px;color:#f8fafc}
    .hero-slide__desc{font-size:15px;color:#94a3b8;line-height:1.65;margin-bottom:14px}
    .hero-slide__stats{display:flex;gap:16px;margin-bottom:18px;flex-wrap:wrap}
    .hero-stat__num{font-size:22px;font-weight:700;color:#4ade80;line-height:1.2}
    .hero-stat__lbl{font-size:12px;color:#64748b;margin-top:2px}
    .hero-slide__actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-slide__visual img{border-radius:14px;box-shadow:0 24px 48px rgba(0,0,0,.35);width:100%;max-height:300px;object-fit:cover;height:auto}
    .hero-slide--mfg{background:linear-gradient(135deg,#0f172a 0%,#1e293b 55%,#14532d 100%)}
    .hero-slide--mfg .hero-slide__badge{background:rgba(74,222,128,.12);color:#4ade80;border:1px solid rgba(74,222,128,.25)}
    .hero-slide--trade{background:linear-gradient(135deg,#0f172a 0%,#1e293b 55%,#1e3a5f 100%)}
    .hero-slide--trade .hero-slide__badge{background:rgba(96,165,250,.12);color:#60a5fa;border:1px solid rgba(96,165,250,.25)}
    .hero-slide--niche{background:linear-gradient(135deg,#0f172a 0%,#1e293b 50%,#312e81 100%);grid-template-columns:1fr;gap:20px;padding:24px 20px 20px;text-align:center}
    .hero-slide--niche .hero-slide__badge{background:rgba(167,139,250,.12);color:#a78bfa;border:1px solid rgba(167,139,250,.25)}
    .hero-slide--niche .hero-slide__title,.hero-slide--niche .hero-slide__desc{max-width:640px;margin-left:auto;margin-right:auto}
    .niche-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;max-width:1020px;margin:0 auto;width:100%}
    .niche-card{display:block;text-align:left;padding:24px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04);backdrop-filter:blur(8px);transition:transform .25s,border-color .25s,background .25s;text-decoration:none;color:inherit}
    .niche-card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.18);background:rgba(255,255,255,.07)}
    .niche-card__icon{font-size:28px;margin-bottom:10px;font-family:"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",sans-serif}
    .niche-card__title{font-size:18px;font-weight:700;color:#f1f5f9;margin-bottom:8px}
    .niche-card__desc{font-size:13px;color:#94a3b8;line-height:1.55;margin-bottom:14px}
    .niche-card__tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
    .niche-card__tag{font-size:11px;padding:3px 10px;border-radius:999px;background:rgba(255,255,255,.06);color:#cbd5e1}
    .niche-card__link{font-size:13px;font-weight:600;color:#4ade80}
    .niche-card--zhubao .niche-card__link{color:#fbbf24}
    .niche-card--jiaju .niche-card__link{color:#d4b896}
    .niche-card--dichan .niche-card__link{color:#93c5fd}
    .niche-card--jinshi .niche-card__link{color:#67e8f9}
    .niche-card--zhusu .niche-card__link{color:#fbbf24}
    .niche-card--dianqi .niche-card__link{color:#f87171}
    .niche-card--tiemo .niche-card__link{color:#00c9a7}
    .hero-brand-bar{padding:12px 0 8px;border-bottom:1px solid rgba(255,255,255,.06)}
    .hero-brand-bar__inner{display:flex;align-items:center;justify-content:center;gap:10px 18px;flex-wrap:wrap;font-size:13px;color:#94a3b8;line-height:1.5}
    .hero-brand-bar__item{margin:0}
    .hero-brand-bar__item strong{font-weight:700}
    .hero-brand-bar__item--cost strong{color:#4ade80}
    .hero-brand-bar__item--delivery strong{color:#93c5fd}
    .hero-brand-bar__dot{color:rgba(255,255,255,.25);user-select:none}
    @media(max-width:640px){.hero-brand-bar__dot{display:none}.hero-brand-bar__inner{flex-direction:column;gap:2px;text-align:center;font-size:12px}}
    .hero-carousel__controls{display:flex;align-items:center;justify-content:center;gap:16px;padding:4px 20px 16px}
    .hero-carousel__btn{width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.06);color:#e2e8f0;cursor:pointer;font-size:18px;line-height:1;transition:background .2s,border-color .2s;display:flex;align-items:center;justify-content:center}
    .hero-carousel__btn:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.3)}
    .hero-carousel__dots{display:flex;gap:8px}
    .hero-carousel__dot{width:8px;height:8px;border-radius:999px;border:none;padding:0;background:rgba(255,255,255,.25);cursor:pointer;transition:width .25s,background .25s}
    .hero-carousel__dot.is-active{width:28px;background:#16a34a}
    .btn{display:inline-block;padding:10px 20px;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s;text-align:center;font-size:14px;text-decoration:none}
    .btn-primary{background:#16a34a;color:#fff}
    .btn-primary:hover{background:#14532d}
    .btn-ghost{background:rgba(255,255,255,.08);color:#e2e8f0;border:1px solid rgba(255,255,255,.15)}
    .btn-ghost:hover{background:rgba(255,255,255,.14)}
    .section-header{text-align:center;margin-bottom:36px}
    .section-title{font-size:28px;font-weight:700;color:#2c3e50;margin-bottom:16px}
    @media(max-width:768px){
      .hero-slide{grid-template-columns:1fr;gap:20px;padding:32px 16px 24px;text-align:center}
      .hero-slide__title{font-size:24px}
      .hero-slide__stats{justify-content:center}
      .hero-slide__actions{justify-content:center}
      .hero-slide__visual{order:-1;max-width:320px;margin:0 auto}
      .niche-cards{grid-template-columns:1fr}
      .hero-slide--niche .hero-slide__desc{margin-bottom:8px}
    }