*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,'PingFang SC','Microsoft YaHei',sans-serif;color:#7d7d7d;background:url('/images/beij.jpg') no-repeat center center fixed;background-size:cover}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.btn{display:inline-block;padding:12px 30px;background:#fff;color:#1f1f1f;text-decoration:none;font-weight:700;letter-spacing:.5px;border-radius:50px;transition:.3s;border:2px solid rgba(94,114,228,.2);box-shadow:0 4px 15px rgba(0,0,0,.1)}
.btn:hover{background:#1696e7;color:#fff;border-color:#1696e7}
/* unify pill style for gallery and docs */
.back-home-btn,.category-btn{display:inline-block;padding:12px 30px;background:#fff;color:#1f1f1f;text-decoration:none;font-weight:700;letter-spacing:.5px;border-radius:50px;transition:.3s;border:2px solid rgba(94,114,228,.2);box-shadow:0 4px 15px rgba(0,0,0,.1)}
.back-home-btn:hover,.category-btn:hover{background:#1696e7;color:#fff;border-color:#1696e7}
.hero{position:relative;padding:140px 0;color:#fff}
.hero-content{position:relative;text-align:center}
.hero h1{font-size:40px;margin:0 0 15px;font-weight:600}
.hero p{margin:0 0 35px}
.btns{display:flex;gap:10px;justify-content:center;margin-bottom:40px}
.hint{display:inline-block;font-size:14px}
.cards{padding:110px 0 90px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.card .img{position:relative;height:240px;overflow:hidden;margin-bottom:25px}
.card img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover img{transform:scale(1.08)}
.tag{position:absolute;top:20px;left:20px;background:#1696e7;color:#fff;font-size:12px;font-weight:700;padding:6px 12px}
.link{font-size:14px}
.footer{padding:30px 0;text-align:center;background:transparent;color:#7d7d7d}
.gallery-bg{position:fixed;inset:0;background-size:cover;background-position:center;opacity:.15;z-index:-1}
.gallery-header{padding:20px 0;text-align:center}
.tabs{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;background:#fff;border-radius:20px;box-shadow:0 8px 26px -4px rgba(0,0,0,.15);padding:20px;margin-bottom:30px}
.tabs .tab{padding:12px 25px;border-radius:50px;background:rgba(255,255,255,.7);color:#344767;border:none;cursor:pointer;transition:.2s}
.tabs .tab.active{background:#5e72e4;color:#fff;transform:translateY(-3px);box-shadow:0 15px 35px -5px rgba(0,0,0,.25)}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.gallery .item{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 8px 26px -4px rgba(0,0,0,.15);height:300px;position:relative}
.gallery .item img{width:100%;height:100%;object-fit:cover;filter:brightness(95%);transition:.3s}
.gallery .item:hover img{filter:brightness(100%);transform:scale(1.05)}
.loadmore{text-align:center;margin:30px 0}
.card{background:#fff;border:1px solid #eee;padding:20px;margin:20px 0;box-shadow:0 2px 10px rgba(0,0,0,.06)}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid{grid-template-columns:1fr}.hero{padding:90px 0}}

#scrolling-text-container{position:relative;overflow:hidden;height:40px;margin-top:10px}
#scrolling-text{position:absolute;white-space:nowrap;animation:scrollX 18s linear infinite;color:#fff;opacity:.9}
@keyframes scrollX{0%{transform:translateX(100%)}100%{transform:translateX(-100%)}}