.opx{--opx-accent:var(--signal,#26c6da);display:grid;gap:14px;color:var(--ink,#f5f7fa);font-family:var(--sans,"IBM Plex Sans",sans-serif)}
.opx *{box-sizing:border-box}.opx-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;padding:17px 18px;border:1px solid color-mix(in srgb,var(--opx-accent) 35%,var(--line,#303942));border-left:3px solid var(--opx-accent);background:linear-gradient(115deg,color-mix(in srgb,var(--opx-accent) 9%,var(--srf-1,#141a20)),var(--srf-1,#141a20))}.opx-kicker{color:var(--opx-accent);font:600 10px var(--mono,"IBM Plex Mono",monospace);letter-spacing:.12em;text-transform:uppercase}.opx h2,.opx h3,.opx h4{margin:0;font-family:var(--display,"Chakra Petch",sans-serif)}.opx h2{font-size:21px}.opx h3{font-size:16px}.opx-copy,.opx-muted{color:var(--ink-3,#9aa7b2);font-size:12px;line-height:1.55}.opx-copy{margin:5px 0 0}.opx-status{display:inline-flex;align-items:center;gap:7px;white-space:nowrap;padding:6px 9px;border:1px solid var(--line,#303942);background:var(--srf-0,#0d1116);font:600 10px var(--mono,monospace);text-transform:uppercase}.opx-status:before{content:"";width:7px;height:7px;border-radius:50%;background:#ffb74d}.opx-status.ready:before{background:#48c78e}.opx-status.blocked:before{background:#ef5350}.opx-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:12px}.opx-card{min-width:0;padding:16px;border:1px solid var(--line,#303942);background:var(--srf-1,#141a20);box-shadow:0 12px 28px rgba(0,0,0,.12)}.opx-card.wide{grid-column:1/-1}.opx-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:11px}.opx-form{display:grid;gap:10px}.opx-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.opx-field{display:grid;gap:4px;color:var(--ink-3,#9aa7b2);font-size:11px}.opx-input,.opx-select,.opx-area{width:100%;min-height:44px;padding:9px 10px;border:1px solid var(--line,#303942);border-radius:4px;background:var(--srf-0,#0d1116);color:var(--ink,#f5f7fa);font:12px var(--mono,monospace)}.opx-area{min-height:88px;resize:vertical}.opx-input:focus,.opx-select:focus,.opx-area:focus,.opx-btn:focus-visible{outline:2px solid var(--opx-accent);outline-offset:2px}.opx-check{display:flex;align-items:center;gap:9px;min-height:44px;padding:9px 10px;border:1px solid var(--line,#303942);background:var(--srf-0,#0d1116);font-size:12px}.opx-check input{width:18px;height:18px;accent-color:var(--opx-accent)}.opx-actions{display:flex;flex-wrap:wrap;gap:8px}.opx-btn{min-height:44px;padding:8px 12px;border:1px solid var(--opx-accent);border-radius:4px;background:color-mix(in srgb,var(--opx-accent) 11%,transparent);color:var(--ink,#f5f7fa);cursor:pointer;font:600 11px var(--display,sans-serif)}.opx-btn.ghost{border-color:var(--line,#303942);background:transparent}.opx-btn.danger{border-color:#ef5350;background:rgba(239,83,80,.08)}.opx-btn:disabled{opacity:.42;cursor:not-allowed}.opx-list{display:grid;gap:8px}.opx-item{padding:11px;border:1px solid var(--line,#303942);background:var(--srf-0,#0d1116)}.opx-item-top{display:flex;justify-content:space-between;gap:10px}.opx-chiprow{display:flex;flex-wrap:wrap;gap:5px;margin-top:7px}.opx-chip{padding:4px 7px;border:1px solid var(--line,#303942);color:var(--ink-2,#ccd5dc);font:10px var(--mono,monospace)}.opx-note{padding:11px 12px;border:1px solid rgba(255,183,77,.36);background:rgba(255,183,77,.06);color:#ffd08a;font-size:12px}.opx-note.error{border-color:rgba(239,83,80,.45);background:rgba(239,83,80,.07);color:#ff9e9c}.opx-msg{min-height:18px;color:var(--opx-accent);font-size:12px}.opx-table-wrap{overflow:auto;border:1px solid var(--line,#303942)}.opx-table{width:100%;min-width:660px;border-collapse:collapse;font-size:12px}.opx-table th,.opx-table td{padding:9px 11px;border-bottom:1px solid var(--line,#303942);text-align:left;vertical-align:top}.opx-table th{color:var(--ink-3,#9aa7b2);font:600 10px var(--display,sans-serif);text-transform:uppercase}.opx-dialog{max-width:560px;width:calc(100% - 24px);padding:0;border:1px solid var(--line,#303942);background:var(--srf-1,#141a20);color:var(--ink,#f5f7fa);box-shadow:0 24px 70px rgba(0,0,0,.55)}.opx-dialog::backdrop{background:rgba(3,6,9,.78)}.opx-dialog-body{display:grid;gap:12px;padding:18px}.opx-code{padding:10px;border:1px dashed var(--opx-accent);background:var(--srf-0,#0d1116);font:600 13px var(--mono,monospace);word-break:break-all}.opx-progress{height:7px;background:var(--srf-0,#0d1116);border:1px solid var(--line,#303942)}.opx-progress>i{display:block;height:100%;background:var(--opx-accent)}
.opx-help{color:var(--ink-3,#9aa7b2);font-size:10px;line-height:1.4}.opx-picker{display:grid;gap:8px;min-width:0;margin:0;padding:12px;border:1px solid var(--line,#303942);background:color-mix(in srgb,var(--srf-0,#0d1116) 78%,transparent)}.opx-picker>legend,.opx-days>legend{padding:0 5px;color:var(--ink-2,#ccd5dc);font:600 11px var(--display,sans-serif)}.opx-picker-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:6px;max-height:230px;overflow:auto}.opx-window-list{display:grid;gap:10px}.opx-window-row{display:grid;grid-template-columns:minmax(280px,2fr) minmax(230px,1fr) auto;gap:9px;align-items:end;padding:10px;border:1px solid var(--line,#303942);background:var(--srf-0,#0d1116)}.opx-days{display:grid;grid-template-columns:repeat(7,minmax(46px,1fr));gap:4px;margin:0;padding:8px;border:0}.opx-days .opx-check{justify-content:center;min-height:38px;padding:6px;font-size:10px}.opx-days .opx-check input{width:15px;height:15px}.opx-session-detail{display:grid;gap:12px;max-height:min(70vh,720px);overflow:auto}
.opx-builder{gap:12px}.opx-builder-list{display:grid;gap:9px}.opx-builder-row{display:grid;gap:10px;padding:12px;border:1px solid var(--line,#303942);background:var(--srf-0,#0d1116)}.opx-builder-summary{padding:7px 9px;border-left:3px solid var(--opx-accent);background:color-mix(in srgb,var(--opx-accent) 8%,transparent);color:var(--ink-2,#ccd5dc);font:600 11px var(--display,sans-serif);text-transform:capitalize}.opx-subrow{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:end;padding:9px;border:1px dashed var(--line,#303942)}.opx-advanced{padding:11px;border:1px dashed var(--line,#303942);background:var(--srf-0,#0d1116)}.opx-advanced>summary{min-height:44px;display:flex;align-items:center;cursor:pointer;color:var(--ink-2,#ccd5dc);font:600 11px var(--display,sans-serif)}.opx-advanced[open]{display:grid;gap:9px}.opx-builder-row .opx-chip{display:flex;align-items:center;justify-content:space-between;gap:8px}
.opx-dialog:has(.opx-builder){max-width:1100px}
@media(max-width:900px){.opx-window-row{grid-template-columns:1fr}.opx-days{grid-template-columns:repeat(4,minmax(54px,1fr))}.opx-subrow{grid-template-columns:1fr}}
@media(max-width:700px){.opx-head{display:grid}.opx-form-grid{grid-template-columns:1fr}.opx-card{padding:13px}.opx-actions>.opx-btn{flex:1}.opx-status{white-space:normal}.opx-picker-list{grid-template-columns:1fr}.opx-days{grid-template-columns:repeat(2,minmax(0,1fr))}.opx-window-row{padding:8px}}
@media(prefers-reduced-motion:reduce){.opx *{scroll-behavior:auto!important;transition:none!important}}

/* Engagement Studio workspace contract. These surfaces also mount in player
   pages, so keep the shell self-contained instead of inheriting viewport width. */
.opx{width:100%;min-width:0;max-width:1120px;margin-inline:auto}
.opx>*,.opx-grid,.opx-card,.opx-form,.opx-field,.opx-list,.opx-item{min-width:0;max-width:100%}
.opx-head>div:first-child,.opx-card-head>div:first-child{min-width:0;max-width:72ch}
.opx-copy,.opx-muted,.opx-item,.opx-chip{overflow-wrap:anywhere}
.opx-copy,.opx-note{max-width:72ch}
.opx-grid{display:flex;flex-wrap:wrap;justify-content:center;align-items:flex-start;gap:12px}
.opx-grid>.opx-card{flex:1 1 320px;width:min(100%,540px);max-width:540px}
.opx-grid>.opx-card.wide{flex:1 0 100%;width:100%;max-width:100%}
.opx-card.wide>.opx-form{max-width:820px}
.opx-input,.opx-select,.opx-area,.opx-btn{max-width:100%}
.opx-field>span,.opx-picker>legend,.opx-advanced>summary{min-width:0;max-width:100%;overflow-wrap:anywhere;word-break:break-word}
.opx-btn{white-space:normal;text-align:center}
.opx-form>.opx-btn,.opx-builder-row>.opx-btn,.opx-picker>.opx-btn,.opx-card>.opx-btn{width:auto;justify-self:start}
.opx-subrow>.opx-btn{width:auto;align-self:end}
.opx-table-wrap{width:100%;min-width:0;max-width:100%;overflow-x:auto;overflow-y:hidden;overscroll-behavior-x:contain;contain:inline-size}
.opx-table-wrap>.opx-table{display:table;width:max-content;max-width:none}
@media(max-width:700px){.opx-grid>.opx-card{flex-basis:100%;width:100%;max-width:100%}.opx-actions>.opx-btn{flex:1 1 150px}.opx-input,.opx-select,.opx-area{font-size:16px}.opx-item-top{flex-wrap:wrap}.opx-table-wrap>.opx-table{display:table;width:max-content;max-width:none}}