.grade-calculator .calculator-grid{grid-template-columns:minmax(0,1fr) 300px}.grade-editor h3{margin-bottom:8px}.grade-row{min-width:0;border:1px solid var(--border);border-radius:8px;margin:18px 0;padding:14px;display:grid;grid-template-columns:minmax(110px,1.4fr) minmax(85px,1fr) minmax(85px,1fr) 44px;align-items:end;gap:12px}.grade-row legend{font-size:13px;font-weight:650;padding:0 5px}.grade-cell{min-width:0}.grade-row label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}.grade-row input{box-sizing:border-box;width:100%;min-height:44px;border:1px solid var(--border);border-radius:6px;background:var(--paper);color:var(--ink);padding:9px;font:inherit}.grade-toolbar{display:flex;flex-wrap:wrap;gap:10px}.grade-button,.grade-remove{min-height:44px;border:1px solid var(--border);border-radius:6px;background:var(--paper);color:var(--ink);padding:8px 12px;font:inherit;font-size:13px}.grade-remove{font-size:0;padding:6px}.grade-remove:after{content:"\d7";font-size:24px}.grade-button:disabled{opacity:.5;cursor:default}.grade-weight{font-size:13px;margin-top:14px}.grade-editor input[aria-invalid=true]{border-color:#a92323}.grade-editor :focus-visible{outline:3px solid #407bbe;outline-offset:2px}@media(max-width:1100px){.grade-calculator .calculator-grid{grid-template-columns:minmax(0,1fr)}.grade-calculator .result-panel{border-left:0;border-top:1px solid var(--border)}}@media(max-width:600px){.grade-row{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px;padding:12px}.grade-cell:first-of-type{grid-column:1/-1}.grade-remove{grid-column:2;justify-self:end;width:44px}.grade-row input{font-size:16px}}.grade-planner{margin-top:20px;border-top:1px solid var(--border);padding-top:16px}.grade-planner summary{font-weight:600;cursor:pointer;padding:8px 0}.grade-planner label{display:block;font-size:14px;font-weight:600;margin:12px 0 6px}.grade-planner input{display:block;box-sizing:border-box;width:100%;max-width:220px;min-height:44px;border:1px solid var(--border);border-radius:6px;background:var(--paper);color:var(--ink);padding:9px;font:inherit;font-size:16px;margin-bottom:12px}.grade-plan-result{font-size:14px;line-height:1.6}.grade-planner[hidden]{display:none}.choice-tabs{display:flex;flex-wrap:wrap;gap:6px;margin:0;min-width:0}.choice-tabs button{flex:1 1 110px;min-width:0;min-height:44px;border:1px solid var(--border);border-radius:6px;background:var(--paper);color:var(--ink);padding:10px 12px;font:inherit;font-size:13px;line-height:1.4;overflow-wrap:anywhere;cursor:pointer}.choice-tabs button[aria-checked=true]{background:var(--green-soft);color:var(--green);border-color:var(--green);font-weight:650;box-shadow:inset 0 -2px var(--green)}.choice-tabs button:focus-visible{outline:3px solid var(--green);outline-offset:2px}.choice-tabs button:disabled{opacity:.5;cursor:default}.choice-tabs[hidden],select[data-choice-tabs][hidden]{display:none}.choice-tabs{padding:0;border:0}.choice-tabs legend{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}select[data-choice-tabs]{position:absolute;width:1px!important;height:1px!important;min-height:0!important;padding:0!important;border:0!important;overflow:hidden;clip-path:inset(50%)}