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.interface-study .study-sky-viewport{overflow:auto;max-height:620px;overscroll-behavior:contain;scrollbar-color:#a2b7b3 #142b37}.interface-study .study-sky-viewport .board-frame{width:calc(100% * var(--study-zoom,1));max-width:none;transform-origin:center;min-width:0}.interface-study .study-sky-viewport .board-svg{overflow:visible}
.study-tooltip{position:fixed;z-index:70;padding:12px 14px;background:#fffaf0;color:#263e43;border:1px solid #72877c;border-top:4px solid #b08332;border-radius:4px;box-shadow:0 4px 14px #0a1c2c35;pointer-events:none;font-size:.83rem;line-height:1.5;max-height:calc(100dvh - 20px);overflow:auto}.study-tooltip[hidden]{display:none}.study-tooltip[role=dialog]{pointer-events:auto}.study-tooltip>strong{font:600 .92rem 'Segoe UI',sans-serif}.study-tooltip p{margin:6px 0 0}.study-tooltip .study-tip-points{border-top:1px solid #9fac99;padding-top:7px;color:#3d553f;font-weight:600}.study-tooltip button{min-height:36px;font-size:.78rem;margin-top:10px;background:#294e56;color:#fff;border-color:#294e56}
.interface-study.study-help-mode .study-helpable{position:relative;outline:2px dashed #9c7228;outline-offset:-3px;cursor:help}.interface-study.study-help-mode .study-helpable::after{content:'?';position:absolute;right:1px;top:1px;width:15px;height:15px;border:1px solid #fff9e7;border-radius:50%;background:#77551b;color:#fff;font:bold .65rem/13px 'Segoe UI',sans-serif;text-align:center;pointer-events:none}
.interface-study .sector-hit.study-cell-sector{fill:#dcb45b33;stroke:#e8c780;stroke-width:6;stroke-dasharray:9 6}.interface-study .study-column-focus header{background:#d3dcbf;color:#1c3d31}.interface-study .study-axis-focus{background:#cddbbd;color:#193b2d;box-shadow:inset 4px 0 #4a6a43}
.interface-study .study-theory-value{padding:8px 10px;background:#e2e9d5;color:#304b37;font-size:.8rem;border:1px solid #839475}
.study-score-dialog{background:#f8f3e5;color:#29433f;border-color:#738b77;width:min(94vw,720px);font-size:.9rem}.study-score-dialog h2{color:#29433f}.study-score-dialog button{background:#294e56;color:#fff;border-color:#294e56;min-height:44px}.study-score-dialog table{border-collapse:collapse;width:100%;font-size:.85rem;margin:16px 0}.study-score-dialog caption{font:1.15rem Georgia,serif;text-align:left;margin-bottom:8px}.study-score-dialog th,.study-score-dialog td{border-bottom:1px solid #899c87;padding:9px 6px;text-align:left}.study-score-dialog thead{background:#e0e6d3}.study-score-dialog section{background:#e7dfca;border:1px solid #9f926e;padding:12px}.study-score-dialog section h3{font:1.25rem Georgia,serif}.study-score-dialog p{line-height:1.6}.study-score-dialog:focus-visible{outline:3px solid #315f78}
.interface-study .marks button{border-left-color:#85957f;border-top-color:#85957f}
.interface-study .history h3{color:#2e4b48}
@media(min-width:960px){
 .study-label{padding:3px 18px}.study-label button{min-height:26px;padding:2px 9px}
 .interface-study .bar{padding:5px 18px}.interface-study .tools button{min-height:32px}
 .interface-study .game{padding-top:10px}.interface-study .turnline{padding:6px 12px;gap:10px;margin-bottom:10px}
 .interface-study .study-table-controls{width:auto;flex:1;justify-content:end;border:0;padding:0;margin:0;gap:5px}.interface-study .study-table-controls small{display:none}.interface-study.study-help-mode .study-table-controls small{display:block;flex-basis:100%;font-weight:650}
 .interface-study .study-table-controls button{min-height:32px}.interface-study .action-desk{padding:8px 10px;gap:7px}.interface-study .action-tabs button{min-height:36px;padding:5px}.interface-study .action-desk>.muted{display:none}.interface-study .action-desk select{min-height:38px;padding:5px 8px}.interface-study .action-desk .cost,.interface-study .action-desk button.confirm{min-height:38px}
 .interface-study .study-sky-viewport{padding:12px;max-height:550px}.interface-study .study-sky-viewport .board-frame{width:calc(min(100%,430px) * var(--study-zoom,1))}.interface-study .sky-area{align-self:start;padding:8px 6px}.interface-study .board-legend{margin-top:0}.interface-study .board-legend button{font-size:.65rem;min-height:32px;padding:3px 5px}.interface-study .clue-readout{min-height:32px;margin:0}.interface-study .clue-readout button{min-height:28px}
 .interface-study .game .notebook{padding:10px}.interface-study .mark-toolbar{margin:8px 0 4px}.interface-study .mark-toolbar button{min-height:34px}.interface-study .mark-instructions{margin:4px 0 8px}.interface-study .personal-notes{margin-top:8px}.interface-study .personal-notes textarea{height:36px;min-height:36px}.interface-study .personal-notes button{min-height:36px}
 .interface-study .study-evidence ul,.interface-study .study-evidence ol{max-height:170px}.interface-study .study-evidence .clue-help{display:none}.interface-study .study-evidence .evidence-panel{padding:8px 10px}
}
@media(max-width:599px){.interface-study .study-layout>.action-desk{order:1}.interface-study .study-layout>.sky-area{order:2}.interface-study .study-layout>.notebook{order:3}.interface-study .study-layout>.study-evidence{order:4}.interface-study .study-layout>.study-rail{order:5}.interface-study .study-table-controls button,.interface-study .study-sky-controls button{min-height:44px;min-width:44px}.interface-study .study-table-controls small{min-width:0;flex-basis:100%}.study-tooltip{font-size:.85rem}.study-score-dialog{padding:14px}.study-score-dialog th,.study-score-dialog td{padding:7px 4px}}
@media(prefers-reduced-motion:reduce){.interface-study *{animation:none!important;transition:none!important}}
@media(max-width:599px){.study-label button,.interface-study .tools .flag,.interface-study .clue-readout button,.interface-study .personal-notes button,.interface-study .footer-row button,.interface-study .turnline button,.study-tooltip button{min-height:44px;min-width:44px}.interface-study .action-desk select{min-height:44px}}
@media(max-width:1379px){.interface-study .study-mobile-status{display:grid;grid-template-columns:1fr 1fr;gap:10px;position:sticky;top:0;z-index:12;background:#d9d7cb;padding:6px 0;margin-bottom:8px;border-bottom:1px solid #8f9e8b}.interface-study .study-mobile-status .player-strip{display:flex;gap:6px;align-items:stretch}.interface-study .study-mobile-status .player-chip{flex:1;min-width:0;padding:6px 8px}.interface-study .study-mobile-status .opponent-action{padding:7px 10px;border:1px solid #92a28c;border-radius:3px;display:grid;gap:3px}.interface-study .study-mobile-status .opponent-action small{font-size:.66rem}.interface-study .study-rail>.player-strip,.interface-study .study-rail .opponent-action{display:none}.interface-study .study-rail{grid-template-columns:1fr 1fr}.interface-study .notebook button,.interface-study .notebook textarea,.interface-study .notebook h2,.interface-study .study-evidence .clue-button{scroll-margin-top:var(--study-status-height,120px)}}
@media(max-width:599px){.interface-study .study-mobile-status{grid-template-columns:1fr;gap:5px}.interface-study .study-mobile-status .player-chip{padding:5px}.interface-study .study-mobile-status .opponent-action{font-size:.72rem;padding:5px 7px}.interface-study .study-mobile-status .opponent-action small{display:none}.interface-study .study-rail{grid-template-columns:1fr}}
@media(max-width:959px){.interface-study .study-rail .table-compass{grid-column:1/-1}}