/* gu3 - 靛蓝研究矩阵风 | 主色 #4F46E5 */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
.z7581abody{
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",sans-serif;
  font-size:16px;line-height:1.7;color:#1e1b4b;background:#f5f3ff;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;word-wrap:break-word
}
.z7581acontainer{width:100%;max-width:1140px;margin:0 auto;padding:0 20px}
a{color:inherit;text-decoration:none}
ul{list-style:none}
img{max-width:100%;height:auto;display:block}
.z7581aad{padding:12px 0;overflow:hidden}
.z7581aad .z7581acontainer{overflow:hidden}

.z7581aheader{background:#fff;border-bottom:1px solid #ddd6fe;position:sticky;top:0;z-index:100}
.z7581aheader_bar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:12px 0}
.z7581alogo{display:flex;align-items:center;gap:10px}
.z7581alogo_mark{
  width:40px;height:40px;border-radius:12px;background:#4f46e5;color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800
}
.z7581alogo_box{display:flex;flex-direction:column}
.z7581alogo_text{font-size:18px;font-weight:800;color:#1e1b4b}
.z7581alogo_sub{font-size:11px;color:#6b7280}
.z7581anav{display:flex;flex-wrap:wrap;gap:4px}
.z7581anav_item{padding:7px 12px;font-size:14px;color:#4b5563;border-radius:999px}
.z7581anav_item:hover,.z7581anav_active{background:#eef2ff;color:#4f46e5;font-weight:600}

.z7581abtn{
  display:inline-flex;align-items:center;justify-content:center;padding:11px 20px;
  border-radius:999px;font-size:14px;font-weight:700;border:1px solid transparent;max-width:100%
}
.z7581abtn_primary{background:#4f46e5;color:#fff}
.z7581abtn_primary:hover{background:#4338ca}
.z7581abtn_ghost{background:#fff;color:#4f46e5;border-color:#c7d2fe}
.z7581abtn_ghost:hover{background:#eef2ff}
.z7581abtn_light{background:#fff;color:#4f46e5}

.z7581ahero{padding:48px 0 36px;background:radial-gradient(circle at top right,#ddd6fe 0%,#f5f3ff 45%,#fff 100%)}
.z7581ahero_grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center}
.z7581akicker{font-size:13px;color:#4f46e5;font-weight:700;margin-bottom:10px}
.z7581ahero_title{font-size:clamp(26px,4vw,40px);line-height:1.3;margin-bottom:12px;color:#1e1b4b}
.z7581ahero_desc{color:#4b5563;margin-bottom:10px}
.z7581ahero_more{font-size:14px;color:#6b7280;margin-bottom:20px}
.z7581ahero_btns{display:flex;flex-wrap:wrap;gap:10px}
.z7581ahero_media{border-radius:20px;overflow:hidden;border:1px solid #ddd6fe;background:#fff;padding:8px;min-width:0}
.z7581ahero_img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:14px}

.z7581astrip{background:#312e81;padding:22px 0;color:#e0e7ff}
.z7581astrip_title{font-size:14px;margin-bottom:12px;opacity:.85}
.z7581amarket_row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.z7581achip{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);
  border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:4px;min-width:0
}
.z7581achip span{font-size:12px;opacity:.8}
.z7581achip b{font-size:20px;font-weight:800}
.z7581achip i{font-style:normal;font-size:12px}
.z7581aup{color:#f87171}
.z7581adown{color:#34d399}

.z7581asection{padding:56px 0;overflow:hidden}
.z7581aalt{background:#fff}
.z7581asection_head{margin-bottom:24px;max-width:680px}
.z7581acenter{margin-left:auto;margin-right:auto;text-align:center}
.z7581asection_title{font-size:clamp(22px,3vw,30px);font-weight:800;color:#1e1b4b;margin-bottom:8px}
.z7581asection_desc{font-size:15px;color:#6b7280}

.z7581abento{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.z7581abento_item{
  background:#fff;border:1px solid #ddd6fe;border-radius:16px;padding:20px;min-width:0;overflow:hidden
}
.z7581abento_lg{grid-column:span 2;grid-row:span 2;background:#4f46e5;color:#eef2ff;border-color:#4f46e5}
.z7581abento_wide{grid-column:span 2}
.z7581abento_item h3{font-size:17px;margin-bottom:8px}
.z7581abento_item p{font-size:14px;color:#4b5563}
.z7581abento_lg p{color:#e0e7ff}

.z7581asplit{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:12px}
.z7581asplit_card{background:#f5f3ff;border:1px solid #ddd6fe;border-radius:16px;padding:20px;min-width:0}
.z7581asplit_card h3{font-size:17px;margin-bottom:8px;color:#312e81}
.z7581asplit_card p{font-size:14px;color:#4b5563;margin-bottom:10px}
.z7581asplit_card ul{padding-left:0}
.z7581asplit_card li{font-size:13px;color:#4f46e5;padding:4px 0 4px 14px;position:relative}
.z7581asplit_card li::before{content:"";width:6px;height:6px;border-radius:50%;background:#4f46e5;position:absolute;left:0;top:10px}

.z7581astrategy_cols{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.z7581astrategy_cols article{
  background:#fff;border:1px solid #ddd6fe;border-radius:16px;padding:22px 18px;min-width:0
}
.z7581astrategy_cols span{display:block;font-size:28px;font-weight:800;color:#4f46e5;margin-bottom:8px}
.z7581astrategy_cols h3{font-size:18px;margin-bottom:8px}
.z7581astrategy_cols p{font-size:14px;color:#4b5563}

.z7581aarticle_grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.z7581aarticle_big{
  grid-column:span 2;grid-row:span 2;background:#312e81;color:#eef2ff;
  border-radius:16px;padding:24px;border:1px solid #312e81
}
.z7581aarticle_big h3{font-size:22px;margin-bottom:12px}
.z7581aarticle_big p{font-size:14px;opacity:.9}
.z7581aarticle_small{
  background:#fff;border:1px solid #ddd6fe;border-radius:16px;padding:18px;min-width:0
}
.z7581aarticle_small h4{font-size:15px;margin-bottom:6px;color:#1e1b4b}
.z7581aarticle_small p{font-size:12px;color:#6b7280}

.z7581apath{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.z7581apath_item{
  background:#f5f3ff;border:1px solid #ddd6fe;border-radius:16px;padding:18px;text-align:center;min-width:0
}
.z7581apath_item strong{display:block;color:#4f46e5;margin-bottom:8px}
.z7581apath_item p{font-size:13px;color:#4b5563}

.z7581aabout_grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;text-align:center}
.z7581aabout_grid div{background:#fff;border:1px solid #ddd6fe;border-radius:16px;padding:20px;min-width:0}
.z7581aabout_grid h3{font-size:26px;color:#4f46e5;margin-bottom:4px}
.z7581aabout_grid p{font-size:13px;color:#6b7280}

.z7581afaq_grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.z7581afaq_grid article{background:#fff;border:1px solid #ddd6fe;border-radius:14px;padding:18px;min-width:0}
.z7581afaq_grid h3{font-size:16px;margin-bottom:6px}
.z7581afaq_grid p{font-size:14px;color:#4b5563}

.z7581acta{background:#4f46e5;color:#fff;text-align:center;padding:48px 0}
.z7581acta_title{font-size:clamp(20px,3vw,28px);margin-bottom:10px}
.z7581acta_text{font-size:14px;opacity:.9;margin-bottom:18px;max-width:680px;margin-left:auto;margin-right:auto}

.z7581afooter{background:#1e1b4b;color:#c7d2fe;padding:40px 0 20px}
.z7581afooter_top{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:24px;margin-bottom:20px}
.z7581afooter .z7581alogo_text{color:#fff}
.z7581afooter_about{font-size:13px;margin-top:10px}
.z7581afooter_heading{font-size:14px;color:#fff;margin-bottom:10px}
.z7581afooter_links li{margin-bottom:6px}
.z7581afooter_links a{font-size:13px;color:#c7d2fe}
.z7581afooter_links a:hover{color:#fff}
.z7581afooter_risk{font-size:12px;line-height:1.7}
.z7581aflink{border-top:1px solid rgba(199,210,254,.2);padding-top:16px;margin-bottom:16px}
.z7581aflink_list{display:flex;flex-wrap:wrap;gap:8px 14px}
.z7581aflink_list a{font-size:13px;color:#c7d2fe}
.z7581afooter_bottom{border-top:1px solid rgba(199,210,254,.2);padding-top:14px;font-size:12px}
.z7581acopyright a{color:#fff}
.z7581apowerby{margin-top:6px}

@media (max-width:1024px){
  .z7581ahero_grid,.z7581asplit{grid-template-columns:1fr}
  .z7581abento{grid-template-columns:repeat(2,1fr)}
  .z7581abento_lg,.z7581abento_wide,.z7581aarticle_big{grid-column:span 2;grid-row:span 1}
  .z7581aarticle_grid{grid-template-columns:repeat(2,1fr)}
  .z7581amarket_row,.z7581astrategy_cols,.z7581apath,.z7581aabout_grid{grid-template-columns:repeat(2,1fr)}
  .z7581afooter_top{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .z7581acontainer{padding:0 16px}
  .z7581aheader_bar{flex-direction:column;align-items:flex-start}
  .z7581asection{padding:40px 0}
  .z7581amarket_row,.z7581abento,.z7581astrategy_cols,.z7581apath,
  .z7581aabout_grid,.z7581afaq_grid,.z7581aarticle_grid,.z7581afooter_top{grid-template-columns:1fr}
  .z7581abento_lg,.z7581abento_wide,.z7581aarticle_big{grid-column:span 1}
  .z7581ahero_btns{flex-direction:column}
  .z7581abtn{width:100%}
}
@media (max-width:480px){
  .z7581alogo_sub{display:none}
  .z7581achip b{font-size:18px}
}