/* =====================================================================
   外贸知识分类页 · news_waijiao.css
   模块原创设计：左文右图方法论带 / 大日期块三栏列表 + 深色侧栏CTA / 四步清单卡
   ===================================================================== */

.banner-news{background-image:url('../images/banner-news.jpg')}

/* ---------- 外贸方法论带 ---------- */
.trade-sec{padding-bottom:20px;background:var(--c-white)}
.trade-hero{display:grid;grid-template-columns:1.25fr 1fr;gap:56px;align-items:center}
.trade-text h2{font-size:clamp(23px,2.8vw,32px);margin:6px 0 18px;line-height:1.4}
.trade-text p{color:var(--c-text-2);margin-bottom:14px}
.trade-text .btn{margin-top:10px}
.trade-media{position:relative}
.trade-media img{border-radius:var(--radius-lg);aspect-ratio:3/2;object-fit:cover;box-shadow:var(--shadow-lg)}
.trade-media::after{
  content:"GLOBAL";position:absolute;right:20px;bottom:20px;background:rgba(15,31,61,.82);color:#fff;
  font-size:13px;font-weight:800;letter-spacing:3px;padding:8px 18px;border-radius:999px;
}

/* ---------- 大日期块列表 ---------- */
.date-sec{background:var(--c-ice-2);padding-top:60px}
.date-layout{display:grid;grid-template-columns:1fr 340px;gap:40px;align-items:start}
.date-wrap{display:grid;gap:22px}
.date-item{
  display:grid;grid-template-columns:200px 1fr;gap:26px;align-items:center;
  background:#fff;border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow);
  transition:transform var(--trans),box-shadow var(--trans);
}
.date-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.date-thumb{display:block;border-radius:10px;overflow:hidden}
.date-thumb img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform .6s}
.date-item:hover .date-thumb img{transform:scale(1.06)}
.date-body a{
  font-size:17.5px;font-weight:700;color:var(--c-primary);line-height:1.5;display:block;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.date-item:hover .date-body a{color:var(--c-accent)}
.date-body p{
  font-size:13.5px;color:var(--c-text-2);line-height:1.75;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.date-body time{
  display:inline-block;font-size:12.5px;font-weight:700;color:var(--c-accent);
  background:var(--c-ice);border-radius:6px;padding:4px 10px;
}

/* ---------- 侧栏 ---------- */
.trade-side{display:grid;gap:26px;position:sticky;top:100px}
.side-cta-dark{
  background:var(--c-dark);border-radius:var(--radius-lg);padding:30px 26px;color:#fff;
  background-image:radial-gradient(circle at 85% 15%,rgba(37,99,235,.45),transparent 55%);
}
.side-cta-dark h3{color:#fff;font-size:19px;margin-bottom:10px}
.side-cta-dark p{font-size:14px;color:#9FB2D4;line-height:1.8;margin-bottom:18px}
.side-cta-dark .btn{margin:0 8px 10px 0}
.side-ghost{border-color:rgba(255,255,255,.45);color:#fff}
.side-ghost:hover{background:#fff;color:var(--c-primary)}
.side-box{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:22px}
.side-title{font-size:17px;margin-bottom:18px;padding-bottom:12px;position:relative;border-bottom:1px solid var(--c-line)}
.side-title::after{content:"";position:absolute;left:0;bottom:-1px;width:44px;height:3px;background:var(--c-grad);border-radius:3px}
.hot-list{display:grid;gap:14px}
.hot-list li{display:grid;gap:4px}
.hot-list a{display:flex;gap:10px;align-items:flex-start;font-size:14px;font-weight:600;line-height:1.6;color:var(--c-text)}
.hot-list a:hover{color:var(--c-accent)}
.hot-list b{
  flex-shrink:0;width:22px;height:22px;border-radius:7px;background:var(--c-ice);color:var(--c-accent);
  font-size:12.5px;font-weight:800;display:flex;align-items:center;justify-content:center;margin-top:2px;
}
.hot-list li:nth-child(1) b,.hot-list li:nth-child(2) b,.hot-list li:nth-child(3) b{background:var(--c-grad);color:#fff}
.hot-list time{font-size:12.5px;color:var(--c-muted);padding-left:32px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud a{font-size:13px;color:var(--c-text-2);background:var(--c-ice-2);border:1px solid var(--c-line);padding:6px 14px;border-radius:999px;transition:all var(--trans)}
.tag-cloud a:hover{background:var(--c-grad);color:#fff;border-color:transparent}

/* ---------- 上线清单 ---------- */
.check-sec{background:var(--c-white)}
.check-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.check-card{
  background:var(--c-ice-2);border-radius:var(--radius-lg);padding:30px 26px;position:relative;
  border-top:4px solid var(--c-accent);transition:all var(--trans);
}
.check-card:hover{background:#fff;box-shadow:var(--shadow-lg);transform:translateY(-6px)}
.check-card b{font-size:34px;font-weight:800;color:var(--c-ice);line-height:1;display:block;margin-bottom:14px;transition:color var(--trans)}
.check-card:hover b{color:var(--c-accent)}
.check-card h3{font-size:17px;margin-bottom:8px}
.check-card p{font-size:13.5px;color:var(--c-muted);line-height:1.75;margin:0}

.contact-sec{padding-top:20px;background:var(--c-ice-2)}
.mobile-nav-body>a.active{color:var(--c-accent)!important;background:var(--c-ice)}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .date-layout{grid-template-columns:1fr}
  .trade-side{position:static;grid-template-columns:1fr 1fr}
  .side-cta-dark{grid-column:1/-1}
}
@media (max-width:900px){
  .trade-hero{grid-template-columns:1fr;gap:32px}
  .check-grid{grid-template-columns:1fr 1fr}
  .date-item{grid-template-columns:1fr}
  .date-thumb{max-width:280px}
  .trade-side{grid-template-columns:1fr}
}
@media (max-width:640px){
  .check-grid{grid-template-columns:1fr}
}