/* Scoped perk UI; inherits all 12 themes through existing CSS variables. */
.spl-perks{margin:6px 0 18px;border:1px solid var(--green-dark);border-radius:5px;background:var(--panel)}
.spl-perks summary{cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px;color:var(--green-bright);font-weight:bold;font-size:12px;letter-spacing:1px;list-style:none}
.spl-perks summary::-webkit-details-marker{display:none}
.spl-perks summary:after{content:'▾';color:var(--green)}.spl-perks[open] summary:after{content:'▴'}
.spl-perks summary:focus-visible{outline:2px solid var(--green);outline-offset:2px}
.spl-perks-body{padding:12px;border-top:1px solid var(--green-dark)}
.spl-perks-tier{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.spl-perks-tier label{margin:0;font-size:11px}.spl-perks-tier select{width:auto;min-width:125px;height:36px}
.spl-perk-row{display:grid;grid-template-columns:minmax(0,1fr) 34px 26px 34px;gap:7px;align-items:center;padding:9px 0;border-top:1px solid var(--green-dark)}
.spl-perk-row span{font-size:11px;line-height:1.35;color:var(--green-bright)}
.spl-perk-row button{height:32px;width:34px;background:var(--panel-light);border:1px solid var(--green-dark);color:var(--green);font:700 17px Consolas,monospace;cursor:pointer}
.spl-perk-row button:disabled{opacity:.3;cursor:not-allowed}.spl-perk-row output{text-align:center;font-weight:bold;color:var(--green-bright)}
.spl-perks-foot{font-size:10px;line-height:1.5;color:var(--muted);margin-top:10px}
.spl-perk-advice{margin:12px 0 0;padding:12px 14px;border:1px solid var(--green-dark);background:var(--panel-light);border-radius:4px;color:var(--green-bright);font-size:11px;line-height:1.55}
.spl-perk-advice[hidden]{display:none!important}.spl-perk-advice strong{display:block;margin-bottom:5px;color:var(--green)}
.spl-perk-advice p{margin:0}
@media(max-width:400px){.spl-perks-body{padding:8px}.spl-perk-row{gap:4px;grid-template-columns:minmax(0,1fr) 30px 22px 30px}.spl-perk-row button{width:30px}}