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solid #5e414921;border-radius:2px 7px 3px 6px;flex:1 0 27px;place-items:center;min-width:27px;height:34px;padding:0;font-family:Arial Rounded MT Bold,Arial Rounded Bold,Trebuchet MS,Verdana,sans-serif;font-size:14px;font-weight:700;transition:transform .18s,background .18s;display:grid}.alphabet-scroll button:hover{background:#fff8e4;transform:translateY(-2px)}.alphabet-scroll button.active{color:#fff8e4;background:var(--letter-color);transform:translateY(-3px)scale(1.13);box-shadow:0 4px #38283c36}.helper-text{z-index:3;color:#5f4c60;text-align:center;text-shadow:0 1px #fff5dbcc;margin:9px 0 0;font-family:Trebuchet MS,Arial,sans-serif;font-size:12px;font-weight:800;position:relative}button:focus-visible{outline-offset:4px;outline:4px solid #2f2739}@keyframes card-arrive{0%{opacity:.55;transform:translateY(14px)rotate(-1deg)scale(.97)}to{opacity:1;transform:translateY(0)rotate(0)scale(1)}}@keyframes 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scale(1.13);background-position:48%}.corner-controls{gap:8px;margin-bottom:7px}.theme-picker{padding-block:4px}.theme-choice{width:30px;height:28px;font-size:16px}.autoplay-toggle{width:37px;height:37px;margin-right:4px}.hero-header{margin-bottom:7px}.title-note{min-width:min(94vw,420px);padding:13px 22px 11px}.eyebrow{font-size:9px}h1{font-size:clamp(28px,8.8vw,38px)}.subtitle{margin-top:3px;font-size:11px}.mode-switch{width:min(94vw,330px);margin-bottom:11px;padding:6px}.mode-switch button{min-height:47px;padding:6px 9px}.learning-stage{grid-template-columns:1fr 1fr;grid-template-areas:"card card""previous next";gap:11px 34px;width:min(100%,440px)}.letter-card{min-height:390px;padding:18px 15px 22px}.paper-stack{width:min(72vw,270px);height:min(78vw,300px);margin:10px 0}.big-letter{font-size:min(56vw,210px)}.nav-button{justify-self:end;width:62px;height:62px;font-size:34px}.nav-button.next{justify-self:start}.alphabet-trail{margin-top:13px;padding:11px 10px 8px}.alphabet-scroll{justify-content:flex-start;gap:6px}.alphabet-scroll button{flex-basis:32px;min-width:32px;height:36px;font-size:15px}.floating-scraps{display:none}}@media (width<=390px){.title-note{padding-inline:14px}.letter-card{min-height:370px}.paper-stack{width:min(69vw,248px);height:min(76vw,275px)}.big-letter{font-size:min(53vw,196px)}.nav-button{width:56px;height:56px}.progress-pill{font-size:11px}}@media (height<=720px) and (width<=680px){.title-note{padding-block:10px 8px}.mode-switch{margin-bottom:7px}.mode-switch button{min-height:42px}.mode-icon{font-size:18px}.corner-controls{gap:6px;margin-bottom:5px}.autoplay-toggle{width:34px;height:34px}.letter-card{min-height:318px;padding-block:14px 18px}.paper-stack{width:min(61vw,220px);height:min(65vw,240px);margin-block:5px 7px}.big-letter{font-size:min(46vw,164px)}.nav-button{width:51px;height:51px}.alphabet-trail{margin-top:8px}.helper-text{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.parallax-backdrop,.floating-scraps{transition:none!important;transform:none!important}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}