.in-main-menu .overlay.open {
  position:fixed;inset:0;z-index:30;padding:clamp(12px,3vw,40px);
  background:radial-gradient(ellipse at 80% 20%,#39433b55,transparent 55%),linear-gradient(135deg,#071217f5,#1c1512fa);
  overflow:auto;backdrop-filter:blur(9px);
}
.overlay .main-menu-panel {width:min(1100px,100%);max-height:100%;padding:clamp(18px,3vw,38px);border-color:#637165;}
.main-menu-panel [hidden] {display:none!important;}
.menu-brand {display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid #576157;margin-bottom:20px;padding-bottom:14px;}
.menu-brand h2 {font-size:clamp(28px,5vw,52px);margin:0;letter-spacing:.025em;}
.menu-brand h2 span {color:#ce8359;font-size:.58em;}
.menu-brand p {font-size:11px;letter-spacing:.14em;color:#a9b3ab;}
.main-menu-nav {display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin-bottom:24px;}
.main-menu-nav a{grid-column:span 2;font-size:11px;color:#b8c9bd}
.main-menu-panel button {padding:12px 16px;cursor:pointer;border:1px solid #566659;background:#17251f;color:#f1e6d1;border-radius:3px;}
.main-menu-panel button:hover:not(:disabled),.main-menu-panel button:focus-visible {border-color:#dfaa6e;outline:2px solid #dfaa6e;outline-offset:2px;}
.main-menu-nav [aria-pressed="true"] {background:#453623;border-color:#dfa869;color:#ffe0a4;}
.main-menu-panel section>h2 {font-size:26px;margin:0 0 12px;}
.main-menu-panel section p {color:#c1c8bc;line-height:1.5;}
.selected-stage {padding:18px;border-left:3px solid #cc9966;background:#10201c;margin:20px 0;}
.selected-stage h3 {margin:6px 0;}
.stage-grid {display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:22px 0;}
.main-menu-panel .stage-card {display:flex;flex-direction:column;text-align:left;gap:10px;padding:12px;}
.stage-card[aria-pressed="true"] {border-color:#e4b06d;background:#3a3424;}
.stage-card canvas {width:100%;height:auto;display:block;border:1px solid #5d665c;}
.stage-card strong {font-size:18px;}.stage-card small {line-height:1.45;color:#bdc5b7;}
.main-menu-panel .skill-node {text-align:left;}.main-menu-panel .skill-branch {gap:12px;}
.main-menu-panel .skill-node:disabled:not(.unlocked) {opacity:1;color:#c7cebf;background:#182326;}
.main-menu-panel .skill-node small {color:#b4bfae;}
.main-menu-panel .skill-node:not(:disabled) {border-color:#d8ae70;}
.main-menu-panel .skill-node+.skill-node {position:relative;}
.main-menu-panel .skill-node+.skill-node:before {content:none;}
.main-menu-panel .skill-node {padding:14px;border-left-width:3px;}
.research-node-meta {display:flex;justify-content:space-between;gap:8px;color:#aab8b3;font-size:10px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:8px;}
.research-state {font-weight:800;}
.available .research-state {color:#f6cf87;}
.unlocked .research-state {color:#b5d29f;}
.main-menu-panel .skill-node.capstone {border-left-color:#a287b3;background:linear-gradient(120deg,#262c31,#182326);}
.research-rank-pips {display:flex;gap:5px;margin:8px 0;}
.research-rank-pips i {height:5px;width:22px;border:1px solid #718177;background:#0b1516;}
.research-rank-pips .filled {background:#b1c794;border-color:#c5d8ad;}
.main-menu-panel .research-cost {margin-top:10px;color:#e1c99e;}
.main-menu-panel .research-prerequisites {color:#a8b8ae;margin-top:6px;font-size:11px;}
.main-menu-panel .research-description {line-height:1.4;}
.main-menu-panel p.research-branch-role {font-size:11px;line-height:1.4;min-height:32px;margin:0;color:#9eafa6;}
.research-actions {display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:12px 0;}
#research-reset-confirm {color:#e0bb7e;line-height:1.6;}
.main-menu-panel .field-settings {display:block;margin:0;}
.main-menu-panel .field-settings>summary {display:none;}
.main-menu-panel .settings-content {position:static;width:100%;max-width:none;box-shadow:none;border:0;background:transparent;padding:0;}
.main-menu-panel .view-control,.main-menu-panel #view-status {display:none;}
.main-menu-panel .controls-settings {padding:12px;border:1px solid #40544a;}
@media(max-width:650px) {.stage-grid{grid-template-columns:1fr;}.main-menu-nav{grid-template-columns:repeat(2,1fr);}.menu-brand{display:block;}.main-menu-panel .skill-tree{grid-template-columns:1fr;}}