feat: simplify SCUM activity management

platform_web/theme/base.css

@@ -463,11 +463,13 @@ to{transform:translate(-50%,-50%) rotate(calc(var(--construct-drift) + 360deg))}
 .gift-definitions-surface{display:grid;gap:12px;min-width:0}.gift-toolbar{margin:0;padding:0 0 10px;border-bottom:1px solid color-mix(in srgb,var(--line) 68%,transparent)}.gift-toolbar .console-field{flex:0 1 190px}.gift-toolbar .console-field:first-child{flex:1 1 320px}.gift-toolbar .page-status{margin-left:auto}.gift-create-command{width:auto;min-width:112px}.gift-table-wrap{min-width:0}.scum-gift-table{min-width:940px;table-layout:fixed}.scum-gift-table th,.scum-gift-table td{height:54px;padding:9px 10px;border-bottom-color:color-mix(in srgb,var(--line) 64%,transparent);vertical-align:middle;font-size:12.5px}.scum-gift-table th{background:color-mix(in srgb,var(--accent-soft) 52%,transparent);color:color-mix(in srgb,var(--ink) 70%,var(--accent-deep));white-space:nowrap}.scum-gift-table tbody tr:hover{background:color-mix(in srgb,var(--accent-soft) 24%,transparent)}.scum-gift-table th:nth-child(1),.scum-gift-table td:nth-child(1){width:175px}.scum-gift-table th:nth-child(2),.scum-gift-table td:nth-child(2){width:330px}.scum-gift-table th:nth-child(3),.scum-gift-table td:nth-child(3){width:220px}.scum-gift-table th:nth-child(4),.scum-gift-table td:nth-child(4){width:150px}.scum-gift-table th:last-child,.scum-gift-table td:last-child{width:150px;text-align:right}.scum-gift-table td>*{max-width:100%;overflow-wrap:anywhere}.scum-gift-table td.provider-actions-cell{padding-right:8px;overflow:visible}.scum-gift-table td.provider-actions-cell>*{overflow:visible}.scum-gift-code{font-family:var(--font-mono);font-size:11px}.scum-gift-content-cell{display:flex;align-items:center;gap:8px;min-width:0}.scum-gift-content-cell>span:last-child{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.gift-rule-primary{display:block;color:var(--ink);font-weight:780;line-height:1.35}.gift-status-cell{display:grid;gap:5px;min-width:0}.gift-status-cell .provider-id{white-space:normal}.scum-gift-table-actions{display:inline-flex;align-items:center;justify-content:flex-end;gap:6px}.scum-gift-table-actions .icon-command{min-height:30px;padding:0 9px;white-space:nowrap}.gift-form-wide{grid-column:1/-1}.gift-form-section{display:grid;gap:9px;padding:11px;border:1px solid var(--line);border-radius:8px;background:color-mix(in srgb,var(--surface-solid) 64%,transparent);box-shadow:inset 0 1px 0 var(--crystal-rim)}.gift-form-section-title{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}.gift-form-section-title strong{color:var(--ink);font-size:13px}.gift-form-section-title span{color:var(--ink-faint);font-size:11px}.gift-dialog-heading{display:grid;gap:3px;min-width:0}.gift-dialog-heading h2{margin:0;color:var(--ink);font-size:18px}.gift-dialog-actions{grid-column:1/-1}.gift-dialog-actions .confirm-primary{min-width:128px}.gift-catalog-reference{margin-top:2px}
 .gift-config-details{display:grid;gap:12px}.gift-config-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:0}.gift-config-entry{display:grid;gap:4px;min-width:0;padding:11px;border:1px solid var(--line);border-radius:8px;background:color-mix(in srgb,var(--surface-solid) 72%,transparent)}.gift-config-entry dt{color:var(--ink-faint);font-size:11px;font-weight:750}.gift-config-entry dd{margin:0;color:var(--ink);font-size:13px;font-weight:780;overflow-wrap:anywhere}.gift-config-section{min-width:0}.gift-config-list,.gift-command-list{display:grid;gap:6px}.gift-config-row{display:grid;grid-template-columns:auto minmax(120px,1fr) minmax(160px,1.5fr) auto;align-items:center;gap:8px;min-width:0;padding:7px 8px;border-radius:6px;background:color-mix(in srgb,var(--accent-soft) 28%,transparent)}.gift-config-row code,.gift-command-list code{min-width:0;color:var(--ink-soft);font-family:var(--font-mono);font-size:11px;overflow-wrap:anywhere}.gift-command-list code{display:block;padding:8px;border-radius:6px;background:color-mix(in srgb,var(--surface-solid) 78%,transparent)}
 .gift-config-row{grid-template-columns:auto minmax(150px,1fr) auto auto auto}.gift-config-item-info,.gift-item-editor-info{display:grid;gap:3px;min-width:0}.gift-config-item-info strong,.gift-item-editor-info strong{color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.gift-config-item-info .provider-id,.gift-item-editor-info .provider-id{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.gift-item-editor-list{display:grid;gap:6px}.gift-item-editor-row{display:grid;grid-template-columns:auto minmax(150px,1fr) minmax(360px,2fr);align-items:center;gap:10px;min-width:0;padding:8px;border:1px solid var(--line);border-radius:7px;background:color-mix(in srgb,var(--accent-soft) 22%,transparent)}.gift-item-editor-fields{display:grid;grid-template-columns:repeat(3,minmax(80px,1fr)) auto;align-items:end;gap:7px;min-width:0}.gift-item-editor-fields .console-field{min-width:0}.gift-item-editor-fields input{width:100%;min-width:0}.gift-item-editor-remove{align-self:end;white-space:nowrap}
+.activity-list{display:grid;gap:10px}.activity-list-toolbar{align-items:end}.activity-list-toolbar .page-status{margin-left:0}.activity-create-command{width:auto;min-width:112px}.activity-record{display:grid;gap:0;padding:0;overflow:hidden}.activity-record>summary{display:flex;align-items:center;gap:10px;min-width:0;padding:13px 14px;cursor:pointer;list-style:none}.activity-record>summary::-webkit-details-marker{display:none}.activity-record>summary::before{content:"＋";display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border:1px solid var(--line);border-radius:50%;color:var(--accent);font-weight:850}.activity-record[open]>summary::before{content:"－"}.activity-record>summary:hover{background:color-mix(in srgb,var(--accent-soft) 22%,transparent)}.activity-record>summary>strong{min-width:0;color:var(--ink);font-size:14px}.activity-record>summary>.page-status{margin-left:auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.activity-record-new>summary{background:color-mix(in srgb,var(--primary-command-surface) 18%,transparent)}.activity-editor{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:0 14px 14px;border-top:1px solid var(--line)}.activity-editor>.console-field{min-width:0}.activity-editor input[readonly]{color:var(--ink-faint);background:color-mix(in srgb,var(--control-surface) 72%,transparent)}.activity-region-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.activity-map-picker,.activity-items-section,.activity-editor-actions{grid-column:1/-1}.activity-map-picker{display:grid;gap:7px;padding-top:2px}.activity-map-picker-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}.activity-map-picker-head strong{color:var(--ink);font-size:13px}.activity-map-picker-head .page-status{margin:0}.activity-map-picker-board{position:relative;height:clamp(260px,40vh,480px);overflow:hidden;border:1px solid var(--line-strong);border-radius:10px;background:var(--surface-solid);touch-action:none;cursor:crosshair}.activity-map-picker-scene{position:absolute;inset:0;background-position:center;background-repeat:no-repeat;background-size:100% 100%}.activity-map-picker-scene .map-grid-overlay{z-index:1}.activity-map-region{position:absolute;z-index:3;display:inline-flex;align-items:center;justify-content:center;min-width:24px;min-height:20px;padding:2px 5px;border:1px solid color-mix(in srgb,var(--teal) 70%,var(--line));border-radius:999px;background:color-mix(in srgb,var(--surface-solid) 84%,transparent);color:var(--ink);font-size:10px;line-height:1;transform:translate(-50%,-50%);cursor:pointer}.activity-map-region:hover{border-color:var(--accent);color:var(--accent-deep)}.activity-map-selection{position:absolute;z-index:2;display:block;border:2px solid var(--gold);border-radius:50%;background:color-mix(in srgb,var(--gold) 15%,transparent);box-shadow:0 0 0 1px color-mix(in srgb,var(--surface-solid) 78%,transparent);transform:translate(-50%,-50%);pointer-events:none}.activity-map-selection::after{content:"";position:absolute;left:50%;top:50%;width:8px;height:8px;border:2px solid var(--gold);border-radius:50%;background:var(--surface-solid);transform:translate(-50%,-50%)}.activity-editor-actions{justify-content:flex-start;padding-top:2px}.activity-editor-actions .danger-command{margin-left:auto}
 :root[data-custom-background=true] .scum-workbench,:root[data-custom-background=true] .scum-table-wrap{background:linear-gradient(180deg,rgba(5,10,16,.76),rgba(5,10,16,.64));border-color:color-mix(in srgb,var(--line-strong) 54%,rgba(255,255,255,.18))}:root[data-custom-background=true][data-theme-palette=magical-girl] .scum-workbench,:root[data-custom-background=true][data-theme-palette=magical-girl] .scum-table-wrap{background:linear-gradient(180deg,rgba(18,19,26,.74),rgba(13,15,22,.64));border-color:rgba(250,240,249,.34)}
 .scum-workbench.has-management-dialog,:root[data-theme-palette] .scum-workbench.has-management-dialog,:root[data-custom-background=true] .scum-workbench.has-management-dialog{-webkit-backdrop-filter:none;backdrop-filter:none;clip-path:none}
 @media (max-width:760px){.scum-filter-bar .page-status{margin-left:0}.scum-user-table{min-width:1040px}.gift-config-grid{grid-template-columns:1fr}.gift-config-row{grid-template-columns:auto minmax(0,1fr) auto}.gift-config-row code{grid-column:2/-1}}
 @media (max-width:760px){.gift-config-row{grid-template-columns:auto minmax(0,1fr);align-items:start}.gift-config-row>span{font-size:11px}.gift-config-row>span:nth-last-child(-n+3){grid-column:2}.gift-item-editor-row{grid-template-columns:auto minmax(0,1fr)}.gift-item-editor-fields{grid-column:1/-1;grid-template-columns:repeat(3,minmax(0,1fr)) auto}}
 @media (max-width:760px){.scum-map-bar>.console-field,.scum-map-bar>.scum-map-menu-field,.scum-map-bar>.map-playback-bar{flex:1 1 100%;min-width:0}.map-playback-summary{white-space:normal}}
+@media (max-width:760px){.activity-editor,.activity-region-fields{grid-template-columns:1fr}.activity-record>summary{align-items:flex-start;flex-wrap:wrap}.activity-record>summary>.page-status{width:100%;margin-left:30px}.activity-editor-actions .danger-command{margin-left:0}.activity-map-picker-board{height:300px}}
 .provider-form input,.provider-form select,.provider-form textarea{width:100%;min-height:38px;border:1px solid var(--line-strong);border-radius:8px;padding:0 10px;background:var(--surface-solid);color:var(--ink);font:inherit}
 .provider-form textarea{min-height:120px;padding:10px;resize:vertical;font-family:var(--font-mono);font-size:13px}
 .provider-form input:focus,.provider-form select:focus,.provider-form textarea:focus{border-color:var(--accent);outline:2px solid var(--accent-soft)}