/* Roblox 2020-style Trades. */
.t20{max-width:1100px}
.t20-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.t20-head h1,.t20-window h1{margin:0;font-size:32px;font-weight:bold}
.t20-window h1{margin:6px 0 16px}
.t20-window h1 a{color:inherit}
.t20-button{height:38px;padding:0 18px;font-size:15px;font-weight:bold;color:inherit;background:var(--surface);border:1px solid #b8babe;border-radius:3px;cursor:pointer}
.t20-button:hover{background:rgba(0,0,0,.06)}
.t20-button.primary{background:#00a2ff;border-color:#00a2ff;color:#fff}
.t20-button.primary:hover{background:#32b5ff}
.t20-button.big{width:100%;height:46px;font-size:18px;margin-top:10px}
.t20-button:disabled{opacity:.6;cursor:wait}
body.dark .t20-button:not(.primary){border-color:#656668}
.t20-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:18px;align-items:start}
.t20-list-col select{width:100%;height:38px;margin-bottom:8px;padding:0 10px;font-size:15px;font-weight:bold;color:inherit;background:var(--surface);border:1px solid var(--line);border-radius:3px}
.t20-list{background:var(--surface);box-shadow:0 1px 4px rgba(0,0,0,.12);max-height:620px;overflow:auto}
.t20-row{display:flex;align-items:center;gap:12px;width:100%;padding:10px 12px;text-align:left;color:inherit;background:transparent;border:0;border-bottom:1px solid var(--line);cursor:pointer;text-decoration:none}
.t20-row:hover{background:rgba(0,0,0,.04)}
.t20-row.selected{background:rgba(0,162,255,.12);box-shadow:inset 4px 0 #00a2ff}
.t20-row strong{display:block;font-size:15px}
.t20-row small{font-size:13px;color:var(--muted)}
.t20-initial{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;flex-shrink:0;border-radius:50%;background:#d4d6d8;color:#393b3d;font-weight:bold;font-size:18px}
body.dark .t20-initial{background:#4a4d50;color:#eee}
.t20-none,.t20-pick{padding:24px;margin:0;text-align:center;color:var(--muted)}
.t20-detail{background:var(--surface);box-shadow:0 1px 4px rgba(0,0,0,.12);padding:20px;min-height:200px}
.t20-detail-head{display:flex;align-items:center;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.t20-detail-head h2{margin:0;font-size:22px}
.t20-detail-head h2 a{color:inherit}
.t20-detail-head small{color:var(--muted)}
.t20-side{padding:14px 0;border-bottom:1px solid var(--line)}
.t20-side h3,.t20-offer h2{margin:0 0 10px;font-size:17px;font-weight:bold}
.t20-slots{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.t20-slot{aspect-ratio:1;border:2px dashed var(--line);border-radius:4px}
.t20-item{display:flex;flex-direction:column;gap:3px;min-width:0;padding:0;color:inherit;text-align:left;background:transparent;border:0;cursor:pointer}
.t20-thumb{position:relative;display:block;aspect-ratio:1;background:#fff;border:1px solid #d8d8d8;border-radius:4px;overflow:hidden}
body.dark .t20-thumb{background:#393b3d;border-color:#505457}
.t20-thumb img,.t20-thumb .roblox-thumbnail{width:100%;height:100%;object-fit:contain;display:block}
.t20-thumb img:not([src]){visibility:hidden}
.t20-item:hover .t20-thumb{border-color:#00a2ff}
.t20-item.selected .t20-thumb{border:2px solid #02b757;box-shadow:0 0 0 2px rgba(2,183,87,.25)}
.t20-serial{position:absolute;left:4px;bottom:4px;padding:1px 6px;font-size:11px;font-weight:bold;color:#fff;background:rgba(0,0,0,.65);border-radius:8px}
.t20-name{font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.t20-robux{display:inline-flex;align-items:center;gap:3px;font-weight:bold;color:#02b757}
.t20-robux .as20-robux{width:13px;height:13px}
.t20-item .t20-robux{font-size:13px}
.t20-plus,.t20-value{margin:8px 0 0;font-size:14px}
.t20-plus small{color:var(--muted);font-weight:normal}
.t20-actions{display:flex;gap:10px;margin-top:16px}
.t20-back{display:inline-block;font-size:15px}
.t20-window-grid{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:18px;align-items:start}
.t20-panel{background:var(--surface);box-shadow:0 1px 4px rgba(0,0,0,.12);padding:16px}
body.dark .t20-panel,body.dark .t20-detail,body.dark .t20-list{box-shadow:none}
.t20-inv-tabs{display:flex;margin:-16px -16px 12px;border-bottom:1px solid var(--line)}
.t20-inv-tabs button{flex:1;padding:12px;font-size:15px;font-weight:500;color:inherit;background:transparent;border:0;border-bottom:4px solid transparent;cursor:pointer}
.t20-inv-tabs button.selected{border-bottom-color:#00a2ff}
.t20-search{width:100%;box-sizing:border-box;height:36px;margin-bottom:12px;padding:0 10px;font-size:15px;color:inherit;background:var(--surface);border:1px solid var(--line);border-radius:3px}
.t20-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:12px;max-height:560px;overflow:auto}
.t20-offer h2:not(:first-child){margin-top:18px}
.t20-robux-input{display:flex;align-items:center;gap:6px;margin-top:10px;font-size:14px;font-weight:bold}
.t20-robux-input .as20-robux{width:15px;height:15px;color:#02b757}
.t20-robux-input input{width:120px;height:32px;padding:0 8px;font-size:15px;color:inherit;background:var(--surface);border:1px solid var(--line);border-radius:3px}
.t20-fee{margin:4px 0 0;font-size:13px;color:var(--muted);min-height:1em}
.t20-balance{margin:16px 0 0;font-size:14px;color:var(--muted)}
.t20-find div{display:flex;gap:8px;margin-top:6px}
.t20-find input{flex:1;height:38px;padding:0 10px;font-size:15px;color:inherit;background:var(--surface);border:1px solid var(--line);border-radius:3px}
.t20-find label{font-weight:bold}
.t20-found{margin-top:10px;max-height:320px;overflow:auto}
@media(max-width:900px){.t20-layout,.t20-window-grid{grid-template-columns:1fr}}

/* 2020 Trades layout (.t19): title + type dropdown, tall white list box, Trade Details panel. */
.t19-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:18px;align-items:start;max-width:842px}
.t19-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:6px}
.t19-head h1{margin:2px 0 4px;font-size:22px;font-weight:bold}
.t19-links{display:flex;flex-direction:column;align-items:flex-start;gap:2px;margin:0}
.t19-link{padding:0;font-size:12px;color:#0074bd;background:none;border:0;cursor:pointer}
.t19-link:hover{text-decoration:underline}
body.dark .t19-link{color:#4ebeff}
.t19-drop{position:relative;width:117px}
.t19-drop-button{display:flex;align-items:center;justify-content:space-between;width:100%;height:30px;padding:0 10px;font-size:13px;color:inherit;background:var(--surface);border:1px solid #393b3d;border-radius:3px;cursor:pointer}
body.dark .t19-drop-button{border-color:#959799}
.t19-caret{width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.t19-drop-button[aria-expanded="true"] .t19-caret{transform:rotate(-135deg) translate(-2px,0)}
.t19-menu{position:absolute;top:32px;left:0;right:0;z-index:10;margin:0;padding:4px 0;list-style:none;background:var(--surface);box-shadow:0 2px 8px rgba(0,0,0,.3);border-radius:2px}
.t19-menu li{padding:6px 12px;font-size:13px;cursor:pointer}
.t19-menu li:hover,.t19-menu li:focus{background:#f2f2f2;outline:0}
body.dark .t19-menu li:hover,body.dark .t19-menu li:focus{background:#4a4d50}
.t19-menu li[aria-selected="true"]{color:#0074bd;font-weight:600;background:#f2f2f2}
body.dark .t19-menu li[aria-selected="true"]{color:#4ebeff;background:#4a4d50}
.t19-list{min-height:520px;max-height:620px;overflow:auto;background:var(--surface);border:1px solid #c3c7ca}
body.dark .t19-list{border-color:transparent}
.t19-none,.t19-pick{margin:0;padding:18px 14px;font-size:13px;color:var(--muted)}
.t19-list .t20-row{padding:8px 10px}
.t19-face{display:block;width:40px;height:40px;flex-shrink:0;border-radius:50%;overflow:hidden;background:#d4d6d8}
body.dark .t19-face{background:#4a4d50}
.t19-face img{width:100%;height:100%;object-fit:cover}
.t19-detail{margin-top:9px;padding:16px 18px;background:var(--surface);border:1px solid #c3c7ca}
body.dark .t19-detail{border-color:transparent}
.t19-detail>h2{margin:0 0 6px;font-size:20px;font-weight:bold}
.t19-detail .t19-pick{padding:8px 12px}
@media(max-width:760px){.t19-layout{grid-template-columns:1fr}.t19-list{min-height:0}}