/* Responsive and accessible corrections, September 2026. Add after styles.css. */
html,body{max-width:100%;}
header{isolation:isolate}
body.project-shell #menu{display:inline-flex!important;align-items:center;justify-content:center}

.nav-games{position:relative;font-size:.9rem}
.nav-games summary{display:flex;align-items:center;gap:7px;min-height:44px;cursor:pointer;list-style:none;white-space:nowrap;color:var(--ink);user-select:none}
.nav-games summary::-webkit-details-marker{display:none}
.nav-games summary::after{content:"⌄";font-size:.82rem;color:var(--muted);transition:transform .18s ease}
.nav-games[open] summary::after{transform:rotate(180deg)}
.nav-games-menu{position:absolute;top:calc(100% + 10px);right:0;z-index:130;min-width:230px;padding:8px;background:var(--bg);border:1px solid var(--line);box-shadow:0 18px 38px #0007}
.nav-games-menu a{display:flex;align-items:center;min-height:44px;padding:9px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
.nav-games-menu a:last-child{border-bottom:0}
.nav-games-menu a:hover,.nav-games-menu a:focus-visible{background:var(--surface);color:var(--accent)}
.tools button{width:44px;min-width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;font-size:1.2rem;line-height:1}
.tools #search-open{min-width:44px}.brand{min-width:0}.brand>span{min-width:0}
.project-card{min-width:0}.project-card .card-bottom{flex-wrap:wrap;align-items:flex-start;gap:12px 16px}
.project-card .card-bottom .status{min-width:0;overflow-wrap:break-word;flex-basis:100%}
.project-card .card-bottom a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;text-decoration:none;overflow-wrap:break-word}
.project-card .tile-secondary{position:relative;z-index:2}
.project-card[hidden]{display:none}
.project-detail-actions{flex-wrap:wrap}
.portrait .image-fallback{min-height:200px;display:grid;place-items:center;font-size:3rem;color:var(--accent);background:var(--surface);border:1px solid var(--line)}
.study .image-fallback{width:115px;min-height:75px;display:grid;place-items:center;background:#fff;color:#161a20;padding:10px;border-radius:3px;font-weight:700;font-size:.84rem}
.direction-image{background:radial-gradient(circle at 28% 40%,#35556c 0,transparent 25%),radial-gradient(circle at 75% 62%,#75565d 0,transparent 28%),linear-gradient(140deg,#102331,#121921);position:relative}
.direction-image .image-fallback{min-height:260px;display:grid;place-items:center;padding:28px;color:var(--ink);text-align:center;font-size:1.2rem}
.demo-frame{max-width:100%}
@media(max-width:900px){
 #menu{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px}
 .project-grid{grid-template-columns:minmax(0,1fr)}
 .study{min-width:0;gap:16px;flex-wrap:wrap}.study>div{min-width:0;flex:1 1 180px}.study strong{display:block;overflow-wrap:anywhere}
 .study img{height:auto;flex-shrink:0;object-fit:contain}
 .direction-image{min-height:0;align-self:stretch;overflow:hidden}
 .direction-image img{position:relative!important;inset:auto!important;display:block;width:100%;height:auto;max-height:370px;object-fit:contain;opacity:1}
 .direction-image span{position:relative;display:block;bottom:auto;left:auto;right:auto;padding:15px;background:var(--surface)}
}
@media(max-width:560px){
 .wrap{width:calc(100% - 32px)}header{padding-inline:16px}header .brand{gap:8px}header .brand>span{font-size:.8rem}
 .tools{gap:2px}.tools #search-open{width:44px;padding:0}.tools #search-open span,.tools kbd{display:none}
 .hero{padding-top:36px;gap:24px}.hero h1{font-size:clamp(2.35rem,10vw,3.25rem)}
 .system-visual{height:auto!important;min-height:0;display:flex;flex-direction:column;overflow:hidden;padding:18px 16px 16px;gap:12px}
 .system-visual .visual-top{position:relative;top:auto;left:auto;right:auto;gap:6px;justify-content:space-between}
 .system-visual #network{height:128px;flex:none}
 .system-visual .system-label{position:relative;left:auto;right:auto;bottom:auto;min-height:112px;padding:4px 0;pointer-events:auto}
 .system-visual .system-label h2{font-size:1.35rem}.system-visual .system-label p{font-size:.85rem}
 .system-visual .layer-controls{position:relative;left:auto;right:auto;bottom:auto;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px}
 .system-visual .layer-controls button{min-width:0;min-height:44px;padding:6px 0}
 .portrait{max-width:100%}.portrait .image-fallback{min-height:155px;width:120px;font-size:2rem}
 .direction-image img{max-height:260px}
 .project-card .card-bottom{display:flex;flex-direction:column;flex-wrap:nowrap;flex-shrink:0;align-items:stretch;gap:8px}
 .project-card .card-bottom a{width:100%;min-height:48px;border:1px solid var(--line);padding:10px 14px;border-radius:6px;justify-content:flex-start}
 .project-card .card-bottom .status{width:100%}
 .project-detail-actions .button{width:100%;justify-content:center}
 .demo-frame{display:none}
 .demo-frame-note{display:block;font-size:.9rem;color:var(--muted);margin-block:10px}
}
@media(min-width:561px){.demo-frame-note{display:none}}

/* JR unified mobile project links */
@media (max-width:800px) {
  #project-list .project-grid {
    grid-template-columns:minmax(0,1fr)!important;
  }
  #project-list .project-card {
    min-width:0!important;
    max-width:100%!important;
    box-sizing:border-box!important;
  }
  #project-list .project-card .card-bottom {
    display:grid!important;
    grid-template-columns:minmax(0,1fr)!important;
    width:100%!important;
    min-width:0!important;
    gap:6px!important;
  }
  #project-list .project-card .card-bottom > * {
    grid-column:1;
    width:100%!important;
    min-width:0!important;
    max-width:100%!important;
    box-sizing:border-box!important;
  }
  #project-list .project-card .card-bottom > a {
    position:relative!important;
    inset:auto!important;
    display:flex!important;
    align-items:center!important;
    justify-content:flex-start!important;
    min-height:44px!important;
    margin:0!important;
    padding:8px 0!important;
    border:0!important;
    border-radius:0!important;
    background:transparent!important;
    box-shadow:none!important;
    white-space:normal!important;
    overflow-wrap:anywhere!important;
    color:var(--accent)!important;
    text-decoration:underline!important;
    text-underline-offset:3px!important;
  }
  #project-list .project-card .vnext-card-link::after {
    content:none!important;
    display:none!important;
  }
}

/* handheld-only project actions */
#project-list .project-card .card-bottom > a.handheld-only[hidden]{display:none!important}

/* One consistent top navigation across the portfolio. */
body.header-menu #menu{display:inline-flex!important;align-items:center;justify-content:center}


/* Off-screen section containment was removed because WebKit could expose its
   intrinsic placeholders as blank regions/phantom dividers during long-page scrolling. */
.demo-frame{contain:layout paint}