html,body{margin:0;padding:0}
body.stack-root{font-family:"Avenir Next","PingFang SC","Hiragino Sans GB",sans-serif;background:#efe6f7;color:#2b1d3d;line-height:1.75}
.stack-root .ico{width:24px;height:24px;color:#6e46a0}
.cap-bar{padding:18px 6vw 8px;display:flex;flex-direction:column;gap:14px}
.cap-bar .brand{display:flex;gap:10px;align-items:center;font-weight:800;font-size:20px;color:#6e46a0}
.cap-bar .nav-list{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.cap-bar .nav-list a{text-decoration:none;background:#6e46a0;color:#fff;font-weight:800;border-radius:999px;padding:7px 14px;font-size:13px}
.stack{max-width:880px;margin:0 auto;padding:8px 6vw 88px;display:flex;flex-direction:column;gap:18px}
.slab-hero,.stack-root .block{background:#fff;border-radius:28px;padding:28px 26px;box-shadow:0 18px 40px rgba(110,70,160,.12)}
.slab-hero h1{margin:0 0 12px;font-size:26px;color:#4a2d78}
.slab-hero p{margin:0 0 8px}
.pad-viz{display:grid;grid-template-columns:1.1fr .9fr;gap:12px;margin-top:14px}
.pad-frame{border:10px solid #3b2a58;border-radius:22px;min-height:150px;background:#f7f1fc;padding:14px}
.pad-menu{background:#6e46a0;color:#fff;border-radius:16px;padding:14px}
.stack-root .block h2{margin:0 0 10px;font-size:22px;color:#6e46a0}
.slab-cards{display:flex;flex-direction:column;gap:12px}
.stack-root .card{background:#f7f1fc;border-radius:18px;padding:14px 16px}
.stack-root .card h3,.stack-root .pair h3,.stack-root .step h3{margin:8px 0;font-size:17px}
.stack-root .step-list{list-style:none;margin:0;padding:0}
.stack-root .step{display:grid;grid-template-columns:44px 1fr;gap:12px;margin:0 0 12px;background:#f7f1fc;border-radius:18px;padding:12px}
.stack-root .step-n{width:36px;height:36px;border-radius:50%;background:#6e46a0;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}
.stack-root .table-wrap{overflow:auto;border-radius:16px;border:1px solid #d8c6ec}
.stack-root table{width:100%;border-collapse:collapse;font-size:14px}
.stack-root th{background:#6e46a0;color:#fff;padding:10px;text-align:left}
.stack-root td{padding:10px;border-bottom:1px solid #eadff5;vertical-align:top}
.stack-root .pair-grid{display:flex;flex-direction:column;gap:10px}
.stack-root .pair{background:#f7f1fc;border-radius:16px;padding:14px}
.stack-root .plain-list{padding-left:1.2em}
.stack-root .faq-list details{background:#f7f1fc;border-radius:14px;padding:10px 14px;margin:0 0 8px}
.stack-root .faq-list summary{cursor:pointer;font-weight:800}
.dock-end{position:sticky;bottom:0;background:#6e46a0;color:#fff;padding:10px 6vw}
.dock-end .nav-list{display:flex;flex-wrap:wrap;gap:10px 16px;list-style:none;margin:0;padding:0}
.dock-end a{color:#fff;text-decoration:none;font-size:13px;font-weight:700}
.stack-root .site-footer{max-width:880px;margin:0 auto;padding:8px 6vw 28px;color:#5a4670;font-size:13px}
@media (max-width:800px){
.pad-viz{grid-template-columns:1fr}
.slab-hero,.stack-root .block{padding:20px 16px}
}