:root{color-scheme:light;--ink:#142536;--muted:#526273;--navy:#132238;--blue:#245f92;--paper:#f7fafc;--panel:#fff;--line:#c7d2dd;--focus:#ff9f1c;--danger:#a52525;--shadow:0 8px 24px #14253617}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);font-size:17px;line-height:1.45}button,select,input{font:inherit}button,.file-button{min-height:44px;padding:.55rem .8rem;border:2px solid var(--navy);border-radius:.65rem;color:var(--navy);background:#fff;font-weight:700;cursor:pointer}button:hover,.file-button:hover{background:#edf5fb}button:focus-visible,select:focus-visible,input:focus-visible,.file-button:focus-within{outline:4px solid var(--focus);outline-offset:2px}button.primary{color:#fff;background:var(--blue);border-color:var(--blue)}button.danger{color:#fff;background:var(--danger);border-color:var(--danger)}button.quiet-danger{color:var(--danger);border-color:#d6aaaa}button:disabled{opacity:.45;cursor:not-allowed}.skip-link{position:absolute;left:1rem;top:-5rem;padding:.7rem 1rem;color:#fff;background:#000;z-index:20}.skip-link:focus{top:1rem}.site-header{display:flex;justify-content:space-between;gap:2rem;align-items:center;padding:1.4rem clamp(1rem,4vw,3.5rem);color:#fff;background:var(--navy)}h1,h2,p{margin-top:0}h1{margin-bottom:.2rem;font-size:clamp(2rem,5vw,3.2rem);line-height:1}.site-header .subtitle{margin-bottom:0;color:#e1edf8}.site-header .eyebrow{color:#b9d7ef}.inverse-button{color:#fff;background:transparent;border-color:#fff;white-space:nowrap}.eyebrow{margin-bottom:.2rem;color:var(--muted);font-size:.75rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase}main{width:min(1400px,100%);margin:0 auto;padding:1.2rem clamp(.8rem,3vw,2.5rem) 3rem}.panel,.message-panel{background:var(--panel);border:1px solid var(--line);border-radius:1rem;box-shadow:var(--shadow)}.controls{display:flex;flex-wrap:wrap;gap:.55rem;align-items:center;padding:.8rem}.controls select{min-height:44px;max-width:16rem;padding:.45rem;border:2px solid var(--navy);border-radius:.55rem;background:#fff}.toolbar-spacer{flex:1}.file-button{display:inline-flex;align-items:center}.message-panel{margin:1rem 0 1.7rem;padding:1rem;border-width:2px;border-color:#92acc3}.message-title-row{display:flex;flex-wrap:wrap;gap:.7rem 1rem;align-items:center}.message-title-row h2{margin:0 auto 0 0}.message-title-row label{font-size:.9rem;font-weight:700}#speech-rate{width:8rem}.message-strip{min-height:86px;display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin:.8rem 0;padding:.8rem;border:2px dashed #8597a8;border-radius:.8rem;background:#f8fafc}.message-word{padding:.5rem .7rem;border-radius:.55rem;background:#e4edf5;font-weight:750}.message-placeholder{color:var(--muted)}.message-actions{display:flex;flex-wrap:wrap;gap:.55rem}.board-heading-row{display:flex;justify-content:space-between;gap:1rem;align-items:end}.edit-hint{max-width:30rem;margin:0 0 .5rem;padding:.5rem .7rem;border-radius:.4rem;background:#fff1ca}.board-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(145px,1fr));gap:.85rem}.card-button{min-height:150px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:.55rem;padding:.8rem;border:3px solid #25394a;border-radius:1rem;color:#101820;box-shadow:0 4px 0 #25394a;transition:transform .08s}.card-button:hover{filter:brightness(.97)}.card-button:active{transform:translateY(3px);box-shadow:0 1px 0 #25394a}.card-symbol{font-size:2.8rem;line-height:1}.card-label{font-size:1.12rem;line-height:1.2;text-align:center}.card-category{font-size:.68rem;text-transform:uppercase;letter-spacing:.05em;opacity:.65}.editing .card-button{border-style:dashed}.safety-note{margin-top:1.5rem;padding:.9rem 1rem;border-left:5px solid #c47b00;background:#fff6dc}.status{min-height:1.5rem;margin:.7rem 0;color:var(--muted)}dialog{width:min(600px,calc(100% - 2rem));border:0;border-radius:1rem;color:var(--ink);box-shadow:0 24px 70px #0000004d}dialog::backdrop{background:#0c1c2aa6}#card-form{display:grid;gap:.4rem}#card-form label{margin-top:.5rem;font-weight:750}#card-form input:not([type=color]){width:100%;min-height:46px;padding:.5rem;border:2px solid #708395;border-radius:.5rem}#card-color{width:100%;height:54px;border:1px solid var(--line)}.dialog-actions{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}body.high-contrast{--ink:#000;--muted:#222;--navy:#000;--blue:#003bc2;--paper:#fff;--panel:#fff;--line:#000}body.high-contrast .card-button{border-width:4px}@media(max-width:650px){.site-header{align-items:flex-start;flex-direction:column;gap:1rem}.controls>*{flex:1 1 45%}.controls label:first-of-type{flex:0 0 100%}.toolbar-spacer{display:none}.board-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.6rem}.card-button{min-height:132px;padding:.55rem}.card-symbol{font-size:2.3rem}}@media print{.skip-link,.site-header .inverse-button,.controls,.message-panel,.safety-note,.status,.edit-hint{display:none!important}body,main{background:#fff;padding:0}.site-header{display:block;padding:0 0 .5rem;color:#000;background:#fff}.site-header .eyebrow,.site-header .subtitle{color:#000}.board-grid{grid-template-columns:repeat(4,1fr);gap:.3in}.card-button{min-height:1.65in;break-inside:avoid;box-shadow:none;print-color-adjust:exact;-webkit-print-color-adjust:exact}}