/* ==========================================================================
   news-yunying.html · 运营推广 —— 三列卡片网格
   ========================================================================== */

.yy-hero{padding:140px 0 30px}
.yy-hero h1{margin:14px 0 12px}
.yy-hero-desc{color:var(--ink-2);font-size:15.5px}

.yy-grid-sec{padding:20px 0}
.yy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.yy-card{background:var(--card);border:1px solid var(--line-2);border-radius:var(--r);overflow:hidden;transition:transform .45s var(--ease),box-shadow .45s var(--ease)}
.yy-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.yy-card img{width:100%;height:auto;display:block}
.yy-card-body{padding:20px 22px}
.yy-card-body h2{font-size:17px;margin:10px 0 8px;line-height:1.5}
.yy-card-body p{font-size:13.5px;color:var(--ink-2);margin-bottom:12px}
.yy-card-body time{font-size:12.5px;color:var(--muted)}

.yy-cta{background:var(--brown-deep);border-radius:26px;margin:20px 28px 0;padding:56px 28px;text-align:center}
.yy-cta h2{color:#fff;margin:0 0 22px}
.yy-cta-acts{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:18px}
.yy-cta p{color:rgba(255,255,255,.65);font-size:14px}

@media (max-width:900px){
  .yy-grid{grid-template-columns:1fr}
  .yy-cta{margin:16px 16px 0}
}