/* Technical pack dialog (public/unit-pack.mjs) · ASTAY / Four Seasons visual language. */
dialog.upk{--upk-ink:#234759;--upk-paper:#f4f1e8;--upk-brass:#d8bd85;--upk-muted:#607580;padding:0;border:0;border-radius:4px;background:var(--upk-paper);color:var(--upk-ink);width:min(1320px,calc(100vw - 32px));max-width:none;height:min(860px,calc(100dvh - 32px));max-height:none;box-shadow:0 24px 80px #0b1e2840;font-family:Arial,Helvetica,sans-serif;overflow:hidden}
dialog.upk::backdrop{background:#0e2230b3}
.upk-shell{display:flex;flex-direction:column;height:100%;min-height:0}
.upk-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding:16px 20px 12px;border-bottom:1px solid #23475926}
.upk-eyebrow{margin:0 0 4px;font-size:11px;letter-spacing:2px;text-transform:uppercase;color:#8d7446;overflow-wrap:anywhere}
.upk h2{margin:0;font:400 24px/1.15 Georgia,'Times New Roman',serif;color:var(--upk-ink)}
.upk h2 span{font-size:17px;color:var(--upk-muted);white-space:nowrap}
.upk-close{flex:none;width:40px;height:40px;border-radius:50%;border:1px solid #c5d0d2;background:#fffefa;color:var(--upk-ink);font-size:22px;line-height:1;cursor:pointer}
.upk-loading,.upk-missing{padding:24px 20px;color:var(--upk-muted)}
.upk-body{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 320px}
.upk-viewer{display:flex;flex-direction:column;min-width:0;min-height:0;border-right:1px solid #23475926}
.upk-tools{display:flex;justify-content:space-between;gap:8px;padding:10px 14px;flex-wrap:wrap}
.upk-seg{display:inline-flex;border:1px solid #c5d0d2;border-radius:999px;overflow:hidden;background:#fffefa}
.upk-seg button{min-width:40px;min-height:36px;padding:0 12px;border:0;background:none;color:var(--upk-ink);font:13px Arial,Helvetica,sans-serif;cursor:pointer}
.upk-seg button+button{border-left:1px solid #c5d0d2}
.upk-seg button[aria-pressed=true]{background:var(--upk-ink);color:#fffefa}
.upk-seg button:disabled{opacity:.4;cursor:default}
.upk-viewport{flex:1;min-height:0;overflow:auto;padding:0 14px 14px;cursor:zoom-in;touch-action:pan-x pan-y pinch-zoom;overscroll-behavior:contain}
.upk-viewport.is-dragging{cursor:grabbing}
.upk-board{display:block;width:100%;height:auto;max-width:none;background:#fffefa;box-shadow:0 2px 14px #23475922;user-select:none}
.upk-side{overflow:auto;padding:16px 18px 20px;min-width:0}
.upk-side dl{margin:0 0 14px;display:grid;gap:8px}
.upk-side dl div{display:grid;gap:2px;border-bottom:1px solid #23475918;padding-bottom:7px}
.upk-side dt{font-size:10.5px;letter-spacing:1.4px;text-transform:uppercase;color:#8d7446}
.upk-side dd{margin:0;font-size:14px;overflow-wrap:anywhere}
.upk-side h3{margin:14px 0 8px;font:400 17px Georgia,'Times New Roman',serif;border-bottom:1px solid var(--upk-brass);padding-bottom:5px}
.upk-dls{display:grid;gap:6px}
.upk-dl{display:flex;justify-content:space-between;align-items:center;gap:10px;min-height:44px;padding:8px 12px;border:1px solid #c5d0d2;border-radius:4px;background:#fffefa;color:var(--upk-ink);text-decoration:none;font-size:14px}
.upk-dl:hover{background:#e9eeec}
.upk-dl small{color:var(--upk-muted);white-space:nowrap}
.upk-tag{margin:12px 0 6px;font-size:10.5px;letter-spacing:1.4px;text-transform:uppercase;color:#8d7446}
.upk-note{margin:8px 0;font-size:12.5px;line-height:1.45;color:var(--upk-muted)}
dialog.upk .upk-ask{min-height:44px;width:100%;border:1px solid var(--upk-ink);border-radius:4px;background:var(--upk-ink);color:#fffefa!important;font:14px Arial,Helvetica,sans-serif;cursor:pointer}
.upk-honesty{margin:16px 0 0;padding-top:10px;border-top:1px solid #23475926;font-size:11.5px;line-height:1.45;color:var(--upk-muted)}
.upk :focus-visible{outline:2px solid #557f92;outline-offset:2px}
.upk-unit-action{white-space:nowrap}
@media (max-width:820px){
 dialog.upk{width:100vw;height:100dvh;max-height:100dvh;border-radius:0;margin:0}
 .upk-head{padding:12px 14px 10px}
 .upk h2{font-size:20px}
 .upk-body{display:block;overflow:auto}
 .upk-viewer{border-right:0;border-bottom:1px solid #23475926}
 .upk-viewport{height:min(62vw,58dvh);flex:none}
 .upk-side{overflow:visible;padding:14px 14px 24px}
}