:root{color:#173348;font-synthesis:none;text-rendering:optimizelegibility;background:#f7f4ed;font-family:Inter,ui-rounded,Segoe UI,Arial,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,select,input{font:inherit}button{cursor:pointer}.app-shell{background:radial-gradient(circle at 18px 18px,#267da01f 2px,#0000 3px) 0 0/42px 42px,linear-gradient(135deg,#fbf8f0 0%,#eef7f4 52%,#fff5ed 100%);min-height:100vh;padding:clamp(16px,3vw,34px)}.topbar{justify-content:space-between;align-items:end;gap:20px;max-width:1320px;margin:0 auto 18px;display:flex}.eyebrow{color:#d6533f;letter-spacing:0;text-transform:uppercase;margin:0 0 4px;font-weight:800}h1{letter-spacing:0;margin:0;font-size:clamp(2rem,5vw,4.75rem);line-height:.95}.star-meter{color:#d7cdbd;justify-content:flex-end;gap:6px;min-width:164px;font-size:30px;display:flex}.star-meter .lit{color:#f0b429;text-shadow:0 2px #8f6422}.workspace{grid-template-columns:minmax(190px,260px) minmax(0,1fr);align-items:stretch;gap:16px;max-width:1320px;margin:0 auto;display:grid}.letter-panel,.practice-stage{background:#ffffffd6;border:2px solid #1733481f;border-radius:8px;box-shadow:0 18px 42px #1733481f}.letter-panel{padding:16px}.panel-title{color:#47697b;margin-bottom:12px;font-size:.9rem;font-weight:800}.word-title{margin-top:18px}.letter-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.letter-button{aspect-ratio:1;color:#173348;background:#fff;border:2px solid #17334826;border-radius:8px;font-family:Brush Script MT,Segoe Script,cursive;font-size:2.1rem;line-height:1;transition:transform .15s,border-color .15s,background .15s}.letter-button:hover,.word-button:hover{transform:translateY(-2px)}.letter-button.active{background:var(--letter-color);color:#fff;border-color:#173348}.alphabet-strip{color:#416072;background:#eff8f6;border-radius:8px;margin-top:16px;padding:12px;font-family:Segoe 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12px;font-weight:800}.paper{touch-action:none;background:#fffef9;border:2px solid #e0d5c4;border-radius:8px;height:min(64vh,650px);min-height:430px;position:relative;overflow:hidden}.guide-lines{background:linear-gradient(#0000 0 24%,#4f7cff38 24.5% 25.5%,#0000 26%),repeating-linear-gradient(#0000 0 64px,#ef5b5b38 65px,#0000 66px);position:absolute;inset:0}.letter-model,.word-model{pointer-events:none;place-items:center;display:grid;position:absolute;inset:20px}.letter-model svg{width:min(70%,540px);height:min(88%,560px);overflow:visible}.word-model svg{width:min(98%,1120px);height:min(48%,280px);overflow:visible}.letter-model path,.word-model path{fill:none;stroke:var(--model-color);stroke-width:14px;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1px;opacity:.38}.letter-model .trace-fill,.word-model .trace-fill{fill:var(--model-color);stroke:none;opacity:0;animation:show-guide var(--stroke-duration,.5s) ease-out forwards;animation-delay:var(--stroke-delay,0s)}.word-model{--word-stroke-width:28;--word-transition-stroke-width:6.16;--word-stroke-opacity:.56;align-content:center;justify-items:center;gap:clamp(18px,4vh,36px)}.word-model svg path.trace-stroke{stroke-width:var(--word-stroke-width);opacity:var(--word-stroke-opacity)}.word-model svg path.smooth-join{stroke-width:var(--word-transition-stroke-width);opacity:var(--word-stroke-opacity)}.word-model .smooth-join{fill:none;stroke:var(--model-color);stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1px}.start-dot{background:#f9735b;border-radius:999px;width:18px;height:18px;position:absolute;transform:translate(-98px,-154px);box-shadow:0 0 0 7px #f9735b2e}.trace-canvas{width:100%;height:100%;position:absolute;inset:0}.trace-stroke{animation:draw-guide var(--stroke-duration,.5s) ease-out forwards;animation-delay:var(--stroke-delay,0s)}@keyframes draw-guide{0%{stroke-dashoffset:1px}to{stroke-dashoffset:0}}@keyframes show-guide{0%{opacity:0}to{opacity:.38}}.badge{aspect-ratio:1;background:var(--badge-color);color:#fff;border:2px solid #173348;border-radius:8px;place-items:center;width:96px;font-family:Brush Script MT,Segoe Script,cursive;font-size:4.4rem;line-height:1;display:grid}.listen-button{background:#eff8f6}.done-button{color:#fff;background:#173348;border-color:#173348}.listen-button.compact,.done-button.compact{width:auto;margin:0}@media (width<=1080px){.workspace{grid-template-columns:1fr}.letter-grid{grid-template-columns:repeat(6,minmax(0,1fr))}.word-picker{grid-template-columns:repeat(4,minmax(0,1fr))}.stage-toolbar{align-items:flex-start}.listen-button,.done-button{width:auto;margin:0}}@media (width<=700px){.app-shell{padding:12px}.topbar{flex-direction:column;align-items:start}.star-meter{justify-content:flex-start;min-width:0;font-size:25px}.letter-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.word-picker{grid-template-columns:repeat(2,minmax(0,1fr))}.paper{height:58vh;min-height:380px}.word-model svg{height:min(44%,220px)}.listen-button,.done-button{width:100%}}.custom-word-form{grid-template-columns:minmax(0,1fr) auto;gap:8px;margin-bottom:10px;display:grid}.custom-word-form input,.custom-word-form button,.remove-word{color:#173348;background:#fff;border:2px solid #17334829;border-radius:8px;padding:9px 10px;font-weight:800}.custom-word-form input{color:#173348;min-width:0}.custom-word-form button{color:#fff;background:#173348;border-color:#173348}.word-choice{min-width:0;position:relative}.word-choice .word-button{text-overflow:ellipsis;width:100%;padding-inline:8px;overflow:hidden}.word-choice.custom .word-button{padding-right:30px}.remove-word{color:#9a3e2f;background:#fff5ed;border-radius:999px;place-items:center;width:24px;height:24px;padding:0;font-size:.82rem;line-height:1;display:grid;position:absolute;top:-7px;right:-7px}@media (width<=700px){.custom-word-form{grid-template-columns:1fr}}.letter-case-switch{background:#f3eee4;border-radius:8px;grid-template-columns:1fr 1fr;gap:4px;margin-bottom:12px;padding:4px;display:grid}.letter-case-switch button{color:#315064;background:0 0;border:0;border-radius:6px;min-height:36px;font-weight:800}.letter-case-switch .active{color:#fff;background:#d6533f}.picker-switch{background:#e6eee9;border-radius:8px;grid-template-columns:1fr 1fr;gap:4px;margin-bottom:14px;padding:4px;display:grid}.picker-switch button{color:#315064;background:0 0;border:0;border-radius:6px;min-height:38px;font-weight:800}.picker-switch .active{color:#fff;background:#173348}.speed-panel{color:#315064;background:#eff8f6;border-radius:8px;grid-template-columns:1fr auto;align-items:center;gap:10px;margin:12px 0 16px;padding:10px 12px;font-weight:800;display:grid}.speed-panel span{color:#607888}.speed-panel strong{color:#173348}.current-practice{color:#173348;background:#eff8f6;border-radius:8px;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:2px 10px;min-width:min(100%,260px);padding:8px 10px;display:grid}.current-practice span{aspect-ratio:1;background:var(--model-color,#18a999);color:#fff;border-radius:8px;grid-row:span 2;place-items:center;width:42px;font-family:Brush Script MT,Segoe Script,cursive;font-size:2rem;line-height:1;display:grid}.current-practice strong{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-family:Segoe Script,cursive;font-size:1.35rem;font-weight:500;overflow:hidden}.current-practice em{color:#607888;font-size:.82rem;font-style:normal;font-weight:800}