.rdtr-game,.rdtr-list{--dtr-amber:#e6b66b;box-sizing:border-box;background:linear-gradient(145deg,#101c2c,#172e42);color:#f0f5fc;border:1px solid #3a4f65;border-radius:18px;max-width:900px;margin:22px auto;overflow:hidden;font-family:system-ui,-apple-system,'Segoe UI',sans-serif;box-shadow:0 12px 38px #0002}.rdtr-game *,.rdtr-list *{box-sizing:border-box}.rdtr-head{padding:28px 30px 24px;border-bottom:1px solid #425469;background:radial-gradient(circle at 90% 0%,#30455d,transparent 55%)}.rdtr-brand{font-size:12px;letter-spacing:2px;color:var(--dtr-amber);font-weight:800}.rdtr-tag{display:inline-block;background:#31475a;color:#d7e6f5;border-radius:30px;padding:5px 12px;font-size:11px;margin:16px 0 6px}.rdtr-head h2{font-size:clamp(25px,4vw,42px);line-height:1.12;color:#fff;margin:7px 0}.rdtr-content{padding:26px 30px 34px}.rdtr-content p{color:#e4eaf1}.rdtr-story{font-size:clamp(17px,2.1vw,21px);line-height:1.65;white-space:pre-wrap}.rdtr-meta{color:var(--dtr-amber);font-weight:800;font-size:12px;letter-spacing:1px}.rdtr-choice,.rdtr-btn{display:block;width:100%;padding:15px 18px;border-radius:10px;border:1px solid #547087;background:#263f54;color:white;font-size:16px;text-align:left;cursor:pointer;margin:11px 0;line-height:1.4;transition:background .15s,transform .15s}.rdtr-choice:hover,.rdtr-choice:focus-visible{background:#365a72;transform:translateY(-1px);outline:2px solid var(--dtr-amber);outline-offset:2px}.rdtr-btn{background:var(--dtr-amber);color:#172233;text-align:center;font-weight:800;border:0}.rdtr-btn:hover,.rdtr-btn:focus-visible{background:#f3c988;outline:2px solid #fff;outline-offset:2px}.rdtr-choice:disabled,.rdtr-btn:disabled{opacity:.5;cursor:wait}.rdtr-finish{color:var(--dtr-amber)!important;font-weight:800;letter-spacing:2px}.rdtr-footer{padding:12px 30px;background:#0d1928;color:#b5c4d6;font-size:11px}.rdtr-loading,.rdtr-error{padding:24px;color:#fff}.rdtr-error{background:#783b3b;margin:15px;border-radius:9px}.rdtr-list{padding:24px}.rdtr-list h2{color:white}.rdtr-list p{color:#d8e5f0}.rdtr-list-item{padding:15px;margin:12px 0;background:#23394c;border-radius:10px}.rdtr-list-item small{display:block;color:#d3bd96}.rdtr-list-item code{color:#fff;background:#152739}@media(max-width:600px){.rdtr-head,.rdtr-content{padding:20px}.rdtr-choice{font-size:15px}}@media(prefers-reduced-motion:reduce){.rdtr-choice,.rdtr-btn{transition:none}.rdtr-choice:hover{transform:none}}
/* 1.0.4 investigation workspace: tabs work on desktop, tablet and mobile. */
.rdtr-workspace{padding:0 0 12px}.rdtr-tabs{display:flex;gap:8px;padding:14px 20px;border-bottom:1px solid #425469;flex-wrap:wrap}.rdtr-tab{border:1px solid #4a6278;border-radius:9px;background:#13283a;color:#d9e7f6;padding:11px 15px;font:600 14px system-ui;cursor:pointer}.rdtr-tab.active{background:#e6b66b;color:#152232;border-color:#e6b66b}.rdtr-tab:focus-visible{outline:2px solid #fff;outline-offset:2px}.rdtr-panel{padding:22px 30px 28px;min-height:250px}.rdtr-panel h3{color:#fff;font-size:21px;margin:10px 0 15px}.rdtr-panel p{color:#e4eaf1}.rdtr-muted{color:#afc0d0!important;font-size:14px;line-height:1.65}.rdtr-evidence,.rdtr-history{padding-left:24px;color:#e4eaf1}.rdtr-evidence li,.rdtr-history li{margin:12px 0;padding-left:5px;line-height:1.6}.rdtr-label{display:block;font-size:14px;color:#fff;font-weight:700;margin-bottom:10px}.rdtr-notes{width:100%;min-height:180px;border:1px solid #69819b;background:#0e1d2c;color:#fff;padding:14px;border-radius:10px;resize:vertical;font:16px/1.6 system-ui}.rdtr-note-status{font-size:14px;color:#e6b66b;margin-top:10px}.rdtr-panel .rdtr-btn{margin-top:15px}@media(max-width:600px){.rdtr-tabs{padding:12px;gap:6px}.rdtr-tab{flex:1;min-width:90px;padding:12px 6px;font-size:12px}.rdtr-panel{padding:18px;min-height:200px}}

.rdtr-evidence-card,.rdtr-hypothesis{padding:16px;margin:12px 0;border:1px solid #3a5268;border-radius:10px;background:#102235}.rdtr-evidence-card h4{margin:0 0 8px}.rdtr-evidence-card p{white-space:pre-wrap}.rdtr-evidence-card small{color:#afc3d3}

/* 1.0.6: evidence-to-hypothesis binding */
.rdtr-evidence-select{border:1px solid #486179;border-radius:9px;padding:12px;margin:15px 0;color:#eaf1f9}.rdtr-evidence-select legend{padding:0 6px;color:#e6b66b;font-weight:700}.rdtr-evidence-option{display:flex;gap:12px;align-items:center;padding:9px 5px;cursor:pointer;line-height:1.45}.rdtr-evidence-option input{width:18px;height:18px;accent-color:#e6b66b;flex-shrink:0}

/* 1.0.7: evidence board, exclusively derived from player-visible server state. */
.rdtr-board{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:20px 0 25px}.rdtr-board-column{min-width:0;padding:14px;border:1px dashed #55718b;border-radius:12px;background:#0d1d2c}.rdtr-board-column h4,.rdtr-panel h4{color:#f0f5fc;margin:5px 0 15px}.rdtr-board-card{background:#1d3549;border:1px solid #49617a;border-radius:10px;padding:13px;margin:10px 0;overflow-wrap:anywhere}.rdtr-board-card strong,.rdtr-board-kicker,.rdtr-board-status{display:block}.rdtr-board-kicker{color:#e6b66b;font-size:11px;letter-spacing:1px;text-transform:uppercase;margin-bottom:7px}.rdtr-board-card p{font-size:13px;line-height:1.5}.rdtr-board-status{color:#a9e6c5;margin-top:10px;font-size:12px}.rdtr-board-link{border-left:2px solid #e6b66b;margin:8px 0 0 8px;padding:4px 10px;font-size:13px;color:#f0dfbd}.rdtr-board-timeline{padding-left:26px}.rdtr-board-timeline li{padding:6px 0 10px 12px;border-left:2px solid #54718a;margin-left:7px}.rdtr-board-timeline p{margin:4px 0}@media(max-width:650px){.rdtr-board{grid-template-columns:1fr}.rdtr-board-column{padding:10px}}