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.modifier-control{padding:8px 2px 12px}.modifier-control select{display:block;width:100%;min-height:48px;padding:9px;border:1px solid var(--line);background:white;border-radius:5px;margin-top:5px}.clue-highlight .circled-initial{background:#e6edf9;outline:3px solid #1749cf;outline-offset:3px}.prediction-result{padding-top:15px;margin-top:15px;border-top:1px solid #d3e4db}.prediction-result p{font-size:.85rem}
@media(max-width:650px){header{flex-wrap:wrap}.topnav{flex-wrap:wrap}.topnav button{min-width:48px}.relationship-target{min-height:64px}.diagram-word[data-supplied=true]{border-color:transparent;cursor:default}}
.same-referent{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.relation-brace{font-size:1.8rem;transform:rotate(180deg);color:var(--blue)}.consequence svg{max-width:50%;flex:none}.consequence p{margin:0}.consequence{flex-wrap:wrap}
.word-tile:active,.diagram-word:not([data-supplied=true]):active{transform:translateY(-2px);box-shadow:0 5px 10px #20222812}

/* The diagram is the board: magnetic words sit above their supporting strokes. */
.diagram-mount{min-height:0;margin:0;width:100%;overflow:visible}
.diagram-scroll{padding:6px 0 10px;overscroll-behavior-x:contain;scrollbar-width:thin}
.diagram-stage{isolation:isolate}
.diagram-stage>svg{position:absolute;inset:0;display:block;pointer-events:none;z-index:0}
.diagram-lines{color:#3a414e}
.diagram-word,.diagram-word:hover,.diagram-word:active,.diagram-word.is-selected,.sentence-diagram.is-confirmed .diagram-word{background:transparent;border:0;border-radius:0;box-shadow:none;min-height:48px;overflow:visible;z-index:1}
.diagram-word{display:flex;align-items:center;justify-content:center;touch-action:none}
.word-face{display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;min-width:100%;height:32px;padding:3px 7px;border:1px solid #c5c9cf;border-radius:2px;background:#fff;font:normal 17px/1 Georgia,'Times New Roman',serif;color:#202228;box-shadow:0 2px 0 #dfe2e7,0 3px 7px #2530470a;transition:background .14s,border-color .14s,box-shadow .14s,translate .14s;pointer-events:none;user-select:none}
.diagram-word[data-supplied=true] .word-face{border-color:#d2d5da;background:#fff;box-shadow:0 2px 0 #e6e8ec}
.diagram-word.is-selected .word-face{border-color:var(--blue);background:#f4f7ff;box-shadow:0 3px 0 #b9c8ee,0 5px 10px #1749cf18;translate:0 -2px}
.diagram-word:not([data-supplied=true]):active .word-face{translate:0 -2px;box-shadow:0 4px 0 #dfe2e7,0 5px 10px #25304715}
.diagram-word:focus-visible,.diagram-drop:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:4px}
.diagram-drop{cursor:pointer}
.diagram-word.is-aiming .word-face,.diagram-drop.is-aiming .word-face{border-color:var(--blue);background:#edf3ff;box-shadow:0 0 0 3px #1749cf20}
.diagram-drop.empty-word{background:transparent;border:0;box-shadow:none;color:var(--blue)}
.diagram-drop.empty-word .word-face{border:1.5px dashed #9aa6b9;background:#f6f8fc;color:#68758c;box-shadow:none;font:500 12px/1 var(--sans);min-width:48px}
.diagram-drop.empty-word.is-aiming .word-face{border-color:var(--blue);background:#eaf0ff;color:var(--blue)}
.diagram-word .circled-initial{flex:none;height:1.1em;width:.94em}
.word-tray{border:0;border-top:1px solid #e6e8ed;padding:13px 0 0;min-height:64px;gap:9px;align-items:center}
.word-tile{font:normal 17px/1 Georgia,'Times New Roman',serif;min-height:48px;padding:9px 17px;border:1px solid #bfc5cf;border-radius:2px;background:#fff;box-shadow:0 3px 0 #d8dce3,0 5px 10px #2530470b;flex:none}
.word-tile.selected{border:1px solid var(--blue);background:#f4f7ff;box-shadow:0 4px 0 #b9c8ee,0 6px 14px #1749cf15}
.tray-caption{font-size:.73rem;line-height:1.45;margin:0;padding-top:2px;color:#5d6574}
.tray-empty{font-size:.78rem;margin:0;line-height:1.45}
.toolbar{margin-top:12px;padding-top:12px;gap:5px;flex-wrap:nowrap}
.toolbar .primary{white-space:nowrap;min-width:105px}
.connection-tools{margin-top:8px}
.connection-tools:empty{display:none}
.relationship-options,.relation-reading{margin:0}
.relationship-options>summary,.relation-reading>summary{min-height:44px;font-size:.74rem;color:#667185;gap:7px}
.relationship-options>summary:before,.relation-reading>summary:before{content:'+';color:var(--blue);font-size:1rem;width:12px}
.relationship-options[open]>summary:before,.relation-reading[open]>summary:before{content:'−'}
.relationship-targets{grid-template-columns:repeat(2,minmax(0,1fr));padding:4px 0 10px;gap:7px}
.relationship-target{min-height:58px;border-radius:5px;background:#fff;box-shadow:none;padding:8px}
.target-title{font-size:.75rem}.target-detail{font-size:.66rem}
.parsicle-drag-ghost{display:inline-flex;align-items:center;justify-content:center;width:auto;height:36px!important;min-height:36px;min-width:48px!important;padding:7px 12px;border:1px solid var(--blue);border-radius:2px;background:#fff;box-shadow:0 4px 0 #bac9ee,0 9px 18px #203b7920;font:normal 17px/1 Georgia,'Times New Roman',serif}
.word-face.just-placed{animation:magnet-settle .17s ease-out}
@keyframes magnet-settle{0%{translate:0 -6px;box-shadow:0 5px 0 #c7d2e6}65%{translate:0 1px}100%{translate:0 0}}
.sentence-diagram.is-confirmed .word-face{border-color:#9aafa3;box-shadow:0 2px 0 #dbe5df}
.board-card{overflow:visible}
.intro-heading h1{max-width:650px}
@media(max-width:650px){
 html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
 header{padding:12px max(14px,env(safe-area-inset-right)) 12px max(14px,env(safe-area-inset-left));gap:8px;flex-wrap:nowrap}
 .brand,.brand img{width:106px;min-width:106px}
 .topnav{gap:0;flex-wrap:nowrap}.topnav button{font-size:12px;min-width:44px;min-height:44px;padding:7px 6px}.topnav .icon{font-size:20px}
 main{padding:20px max(12px,env(safe-area-inset-right)) calc(65px + env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));min-height:calc(100svh - 130px)}
 .intro-heading .eyebrow{font-size:.58rem;letter-spacing:.12em;margin-bottom:8px}
 .intro-heading h1{font-size:1.95rem;line-height:1.1;letter-spacing:-.035em;max-width:340px;margin-bottom:8px}
 .intro-heading .lede{font-size:.87rem;line-height:1.4;margin-bottom:18px}
 .play-top{margin-bottom:10px}.step{width:14px}.play-top .eyebrow{font-size:.6rem}
 .board-card{padding:16px 10px 10px;border-radius:10px;box-shadow:0 4px 0 #e8ebee}
 .sentence{font-size:1.35rem;line-height:1.3;min-height:0;margin-bottom:9px}
 .task-prompt{font-size:.82rem;line-height:1.45;margin-bottom:5px}
 .draft-tag{font-size:.57rem;letter-spacing:.1em;margin-top:12px}
 .diagram-mount{margin:0}
 .diagram-scroll{padding:4px 0 8px}
 .word-tray{padding-top:11px;gap:8px}
 .toolbar button{font-size:.8rem;padding:9px 12px}
 .under-board{font-size:.65rem;line-height:1.5;align-items:flex-start;margin-top:13px}
 .relationship-options>summary,.relation-reading>summary{font-size:.72rem;min-height:44px}
 .activity-header{margin-bottom:16px}.activity-header h1{font-size:1.8rem;margin-bottom:10px}.activity-context{font-size:.76rem}
 .practice-info{min-width:0}.practice-row{flex-wrap:wrap}.practice-row button{margin-left:auto}
 .setting{flex-wrap:wrap}.setting>div:first-child{flex:1 1 180px}.setting .actions{justify-content:flex-start}
 .dialog-backdrop{padding:14px max(14px,env(safe-area-inset-right)) calc(14px + env(safe-area-inset-bottom)) max(14px,env(safe-area-inset-left))}
 .dialog{max-height:calc(100dvh - 40px);overflow-y:auto;padding:23px}
 footer{padding-bottom:calc(22px + env(safe-area-inset-bottom));flex-wrap:wrap;gap:8px}
}
@media(max-width:360px){
 header{flex-wrap:wrap;justify-content:center;gap:2px;padding:8px 12px}
 .brand{min-height:36px}.brand img{max-height:36px;width:103px;min-width:103px}
 .topnav{width:100%;justify-content:space-between}.topnav button{font-size:.75rem;flex:1}
 main{padding-top:16px}.intro-heading h1{font-size:1.75rem;max-width:280px}
 .intro-heading .eyebrow{font-size:.55rem;letter-spacing:.09em}.intro-heading .lede{font-size:.82rem;margin-bottom:14px}
 .sentence{font-size:1.24rem}.toolbar button{padding:9px 10px}.toolbar .primary{min-width:95px}
 .relationship-targets{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){.word-face.just-placed{animation:none}.word-face{transition:none}}
.no-motion .word-face.just-placed{animation:none}
.relationship-target{display:flex;align-items:center}.relationship-target .target-title{width:100%}
.sentence-diagram.has-selection .diagram-drop:not(.is-selected) .word-face,[data-word-dragging] .diagram-drop .word-face{border-color:#8a9cc0;border-style:dashed;background:#f8faff}
.diagram-drop[data-supplied=true]{cursor:pointer}
.diagram-choices{position:absolute;z-index:5;width:220px;max-width:calc(100% - 16px);background:white;border:1px solid #aebbd3;border-radius:8px;padding:8px;box-shadow:0 8px 25px #233b6029}
.diagram-choices p{font-size:.73rem;color:var(--muted);margin:2px 6px 6px}
.diagram-choice{display:block;text-align:left;width:100%;min-height:48px;border:0;border-radius:4px;font-size:.8rem;padding:8px 10px;box-shadow:none;line-height:1.3}
.diagram-choice+.diagram-choice{border-top:1px solid #eef0f5}
.diagram-choice:hover,.diagram-choice:focus-visible{background:var(--wash)}
/* The tray reserves a 48px touch area around the same small magnetic face. */
.word-tile,.word-tile:hover,.word-tile:active,.word-tile.selected{min-width:48px;min-height:48px;padding:0 3px;border:0;background:transparent;box-shadow:none;transform:none;display:inline-flex;align-items:center;justify-content:center}
.word-tile .word-face{min-width:42px;width:auto;padding:3px 9px;height:32px;box-shadow:0 3px 0 #d8dce3,0 5px 9px #2530470a}
.word-tile.selected .word-face{border-color:var(--blue);background:#f4f7ff;translate:0 -2px;box-shadow:0 4px 0 #b9c8ee,0 6px 14px #1749cf15}
.word-tile:active .word-face{translate:0 -2px}