.sts2-grid-cards{grid-template-columns:repeat(auto-fill,minmax(13em,1fr))}.card{display:flex;flex-direction:column;cursor:pointer}.card-cost{position:absolute;top:.35em;left:.35em;width:2.2em;height:2.2em;background:var(--sts2-gradient-primary-strong);border:var(--sts2-border-thick) solid rgba(100,150,200,.6);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:var(--sts2-font-xl);font-weight:800;color:#fff;z-index:5;text-shadow:var(--sts2-border-thin) var(--sts2-border-thin) var(--sts2-border-thick) rgba(0,0,0,.8);box-shadow:0 var(--sts2-border-thick) .5em rgba(0,0,0,.5),inset 0 var(--sts2-border-thin) var(--sts2-border-base) rgba(255,255,255,.3);line-height:1;padding-top:.1em;transition:var(--sts2-transition)}.card-cost.changed{background:var(--sts2-gradient-accent-strong);border-color:rgba(255,220,100,.8);animation:sts2-glow .5s ease-out;box-shadow:0 var(--sts2-border-thick) .5em rgba(0,0,0,.5),inset 0 var(--sts2-border-thin) var(--sts2-border-base) rgba(255,255,255,.3),0 0 1em rgba(220,180,50,.6)}.card-cost.unplayable{background:var(--sts2-gradient-primary-strong);border-color:rgba(100,150,200,.3)}.card-image{width:100%;flex-shrink:0;aspect-ratio:16/9;overflow:hidden;clip-path:ellipse(120% 88% at 50% 0%);margin-bottom:-1.75em}.card-header{padding:1.85em 1.1em .9em}.card-header h3{margin-bottom:var(--sts2-gap-md);font-size:var(--sts2-font-xl);text-align:center;line-height:1.3}.card-body{flex:1;padding:1.1em;font-size:var(--sts2-font-sm);color:var(--sts2-text-secondary);line-height:1.7;display:flex;flex-direction:column}.stats{display:none}.stat{padding:var(--sts2-padding-md) var(--sts2-padding-lg);border-radius:var(--sts2-radius-sm);border:var(--sts2-border-thin) solid rgba(100,150,200,.3);font-size:var(--sts2-font-xs);font-weight:700;color:#fff;letter-spacing:.01875em;background:var(--sts2-gradient-primary-light);text-shadow:var(--sts2-border-thin) var(--sts2-border-thin) var(--sts2-border-base) rgba(0,0,0,.8);box-shadow:0 var(--sts2-border-base) .25em rgba(0,0,0,.3),inset 0 var(--sts2-border-thin) 0 var(--sts2-border-hover)}.stat.changed{background:var(--sts2-gradient-accent-strong);border-color:rgba(255,220,100,.6);animation:sts2-glow .5s ease-out}.card-buttons{padding:0 1.1em 1em}.upgrade-btn{width:100%;padding:var(--sts2-padding-md) var(--sts2-padding-lg);border:var(--sts2-border-thin) solid rgba(100,150,200,.3);border-radius:var(--sts2-radius-sm);background:linear-gradient(135deg,rgba(40,60,100,.8),rgba(30,50,90,.8));color:var(--sts2-text-primary);font-size:var(--sts2-font-xs);font-weight:600;letter-spacing:.05em;text-transform:uppercase;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);box-shadow:0 var(--sts2-border-base) .375em rgba(0,0,0,.3)}.upgrade-btn:hover{background:var(--sts2-gradient-primary-light);border-color:rgba(120,170,220,.5);transform:translateY(-var(--sts2-border-thin));box-shadow:0 .25em .5em rgba(0,0,0,.4)}.upgrade-btn.active{background:linear-gradient(135deg,rgba(200,160,40,.85),rgba(160,130,30,.85));border-color:rgba(220,180,50,.5);box-shadow:0 var(--sts2-border-base) .375em rgba(0,0,0,.4),0 0 .5em rgba(220,180,50,.3)}.upgrade-btn.active:hover{background:linear-gradient(135deg,rgba(240,200,70,.95),rgba(200,160,50,.95));box-shadow:0 .25em .5em rgba(0,0,0,.4),0 0 1.5625em rgba(220,180,50,.5)}.upgrade-btn:disabled,.upgrade-btn[disabled]{opacity:.4;cursor:not-allowed;pointer-events:none;background:linear-gradient(135deg,rgba(60,60,60,.5),rgba(40,40,40,.5))}.history-details{display:grid;grid-template-columns:1fr 1fr;gap:1.25em}.history-section{background:rgba(0,0,0,.2);padding:1em;border:var(--sts2-border-thin) solid var(--sts2-border);border-radius:var(--sts2-radius-sm)}.history-section h4{margin:0 0 var(--sts2-gap-sm);padding-bottom:.5em;border-bottom:var(--sts2-border-thin) solid var(--sts2-border);color:#fff;font-size:var(--sts2-font-xl);text-transform:uppercase;letter-spacing:.03125em}.history-section p{margin:.5em 0;color:var(--sts2-text-primary);font-size:var(--sts2-font-md);line-height:1.6}.history-section p.description{margin-top:.75em;padding-top:.75em;border-top:var(--sts2-border-thin) solid var(--sts2-border);color:rgba(255,255,255,.8);font-style:italic}.history-section strong{color:rgba(220,180,50,.9);font-weight:600}@media (max-width:48em){.sts2-grid-cards{grid-template-columns:repeat(2,1fr)}.card-header{padding:1.75em .9em .8em}.card-header h3{font-size:.95em !important}.card-body{padding:var(--sts2-gap-lg)}.history-details{grid-template-columns:1fr}}.diff-highlight{padding:.1em var(--sts2-padding-xs);border:var(--sts2-border-thin) solid rgba(255,215,0,.3);border-radius:var(--sts2-radius-xs);margin:0 .15em;transition:var(--sts2-transition)}.version.base .diff-highlight{color:var(--sts2-text-secondary);background:0 0;border-color:var(--sts2-border-hover)}.version.upgraded .diff-highlight{color:var(--sts2-warning);font-weight:700;background:rgba(255,215,0,.12);border-color:rgba(255,215,0,.4);box-shadow:0 0 .5em rgba(255,215,0,.2)}.card-body p{min-height:4em}@media (max-width:48em){.diff-highlight{font-size:.95em;padding:.08em .25em;margin:0 .1em}}