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.icon-btn{margin-right:-1rem}.header-center{flex-grow:1;display:flex;justify-content:center;align-items:center;text-align:center;overflow:hidden}.main-title{font-size:1.1rem;font-weight:700;letter-spacing:-.01em;color:#111;line-height:1.2;white-space:nowrap}@media(min-width:768px){.main-title{font-size:1.2rem}}.header-divider{width:100%;height:2px;background-color:#d32f2f;border-radius:2px;margin-top:.25rem}.icon-btn{color:#888;transition:color .2s ease,transform .2s ease;display:flex;align-items:center;justify-content:center;padding:1rem}.icon-btn:hover:not(:disabled){color:#111;transform:scale(1.1)}.icon-btn:disabled{opacity:.5;cursor:not-allowed}.search-input-wrapper{display:flex;align-items:center;animation:fadeIn .3s ease-out;width:100%;justify-content:center}.header-input{width:100%;border:none;background:transparent;font-family:inherit;font-size:1.2rem;color:inherit;outline:none;padding:0;text-align:center}@media(min-width:768px){.header-input{font-size:1.5rem}}.header-input::placeholder{color:#aaa;font-style:italic}.close-btn{color:#888}.close-btn:hover{color:#d32f2f}.article-content{margin-bottom:2rem;position:relative;text-align:left;white-space:pre-wrap;transition:filter 2s ease,text-shadow 2s ease,color 2s ease;touch-action:pan-y}.interactive-sentence{cursor:pointer;position:relative;transition:background-color .2s ease,text-decoration-color .4s ease;text-decoration:line-through;text-decoration-color:transparent;text-decoration-thickness:2px;text-decoration-skip-ink:none;-webkit-box-decoration-break:clone;box-decoration-break:clone}.expanding-gap{display:block;animation:tear-open .5s ease-out forwards}.elaboration-text{font-family:Caveat,cursive;color:#555;display:inline;animation:fadeIn .5s ease}.interactive-sentence:hover:not(.disabled):not(.struck-through){background-color:#0000000d}.interactive-sentence.struck-through{text-decoration-color:#d32f2f;cursor:default;color:inherit}.interactive-sentence.permanently-struck{text-decoration-color:#d32f2f;pointer-events:none;color:inherit}.interactive-sentence.disabled{cursor:default}.scribble-input-container{display:inline;margin-left:.2rem;margin-right:1ch}@media(min-width:768px){.scribble-input-container{margin-left:.5rem;margin-right:2ch}}.scribble-input-container.rejecting{animation:dissolve-out .8s forwards ease-out;pointer-events:none}.scribble-input{font-family:Caveat,cursive;font-size:1.1em;color:#2962ff;background:transparent;outline:none;display:inline-block;border:none;box-shadow:none;line-height:1.4;padding:0;min-width:10px;vertical-align:baseline}@media(min-width:768px){.scribble-input{font-size:1.3em}}.scribble-input:empty{min-width:120px}@media(min-width:768px){.scribble-input:empty{min-width:150px}}.scribble-input:empty:before{content:attr(data-placeholder);color:#2962ff80;pointer-events:none;white-space:nowrap}.rejected-scribble{font-family:Caveat,cursive;font-size:1.1em;color:#2962ff;text-decoration:line-through;text-decoration-thickness:2px;text-decoration-color:#2962ff;margin-left:.3rem;margin-right:.3rem;opacity:.7;pointer-events:none}@media(min-width:768px){.rejected-scribble{font-size:1.2em;margin-left:.5rem;margin-right:.5rem}}.blinking-cursor{animation:blink 1s step-end infinite;margin-left:2px;font-weight:700}.history-section{animation:fadeIn .5s ease-out;padding-bottom:3rem}.history-header{margin-bottom:1.5rem;text-align:left}.history-title{display:block;font-size:1.1rem;font-weight:700;color:#333;margin-bottom:.25rem}.history-subtitle{font-size:.9rem;color:#888;font-style:italic}.history-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem}.history-card{border:1px solid rgba(0,0,0,.1);padding:1rem;border-radius:4px;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;position:relative;overflow:hidden}.history-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000000d}.history-card-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:.75rem;border-bottom:1px solid rgba(0,0,0,.05);padding-bottom:.5rem}.history-topic{font-weight:700;font-size:1rem;color:#222}.history-date{font-size:.75rem;color:#999}.history-args{font-size:.85rem}.history-args-label{font-weight:700;color:#666;margin-bottom:.25rem;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em}.history-args-list{list-style:none;padding:0;margin:0;color:#444}.history-args-list li{margin-bottom:.25rem;padding-left:.5rem;border-left:2px solid #d32f2f;font-family:Caveat,cursive;font-size:1.1em;line-height:1.2}.history-args-list li.more-args{border-left:none;padding-left:.5rem;color:#888;font-family:Kosugi,sans-serif;font-size:.8em;font-style:italic}.history-args-empty{font-size:.8rem;color:#aaa;font-style:italic}