.grades-heading { display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom:24px; }
.grades-heading h1 { font-size:28px; }
.grades-heading p { margin-top:6px; color:var(--color-text-secondary); font-size:13px; }
.grades-heading-actions { display:flex; gap:8px; }
.grades-mobile-add { display:none; }
.grades-summary { display:flex; flex-wrap:wrap; gap:28px 48px; padding:22px 0; border-block:1px solid var(--color-border); margin-bottom:24px; }
.grades-summary div { display:grid; gap:8px; }
.grades-summary dt { font-size:12px; color:var(--color-text-secondary); }
.grades-summary dd { font-size:26px; font-weight:600; font-variant-numeric:tabular-nums; }
.grades-summary small { font-size:13px; font-weight:400; color:var(--color-text-secondary); }
.grades-layout { display:grid; grid-template-columns:minmax(0,1fr) minmax(280px,340px); gap:32px; align-items:start; }
.grades-filters { display:flex; flex-wrap:wrap; gap:12px; margin-bottom:24px; }
.grades-filters label { flex:1 1 180px; display:grid; gap:6px; font-size:12px; }
.grades-filters select { width:100%; }
.grade-subject { margin-bottom:24px; border:1px solid var(--color-border); border-radius:12px; overflow:hidden; }
.grade-subject-heading { display:flex; align-items:center; justify-content:space-between; gap:16px; padding:16px 18px; border-left:4px solid var(--subject-accent); background:var(--color-subtle); }
.grade-subject-heading h2 { font-size:16px; font-weight:600; overflow-wrap:anywhere; }
.grade-subject-heading > span { font-size:20px; font-weight:600; font-variant-numeric:tabular-nums; white-space:nowrap; }
.grade-subject-heading small { font-size:12px; color:var(--color-text-secondary); font-weight:400; }
.grade-subject ul { list-style:none; padding:0; margin:0; }
.grade-row { display:grid; grid-template-columns:minmax(0,1fr) auto; gap:12px 20px; padding:18px; }
.grade-row + .grade-row { border-top:1px solid var(--color-border); }
.grade-assessment strong { font-size:14px; overflow-wrap:anywhere; }
.grade-assessment p { color:var(--color-text-secondary); margin-top:6px; font-size:12px; overflow-wrap:anywhere; }
.grade-assessment p:empty { display:none; }
.grade-result { display:grid; gap:6px; text-align:right; font-variant-numeric:tabular-nums; }
.grade-result strong { font-size:17px; font-weight:600; }
.grade-result small, .grade-result > span { font-size:12px; font-weight:400; color:var(--color-text-secondary); }
.grade-actions { grid-column:1 / -1; display:flex; justify-content:flex-end; gap:4px; }
.grade-actions .btn { padding:5px 9px; font-size:12px; }
.grades-editor { border:1px solid var(--color-border); background:var(--color-surface); border-radius:12px; padding:22px; }
.grades-editor h2 { font-size:18px; font-weight:600; margin-bottom:20px; }
.grades-form { display:grid; gap:16px; }
.grades-form label { display:grid; gap:7px; font-size:13px; }
.grades-form .input { width:100%; }
.grades-numbers { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:10px; }
.grades-form-actions { display:flex; flex-wrap:wrap; gap:8px; }
.grades-editor-note, #grades-status, #grades-read-message, .grades-empty { font-size:13px; line-height:1.6; color:var(--color-text-secondary); }
.grades-editor-note { margin-bottom:16px; }
#grades-status { margin-top:14px; }
#grades-status:empty { display:none; }
#grades-read-message { margin-bottom:20px; }
#grades-status.grades-error, #grades-read-message.grades-error { color:var(--color-error); }
.grades-empty { padding:24px 0; }
@media (max-width:850px) {
 .grades-layout { grid-template-columns:minmax(0,1fr); gap:24px; }
 .grades-mobile-add { display:inline-flex; }
 .grades-summary { gap:24px; }
}
@media (max-width:420px) {
 .grades-heading h1 { font-size:24px; }
 .grades-editor { padding:18px; }
 .grades-numbers { grid-template-columns:repeat(2,minmax(0,1fr)); }
 .grades-numbers > label:last-child { grid-column:1 / -1; }
 .grade-row { gap:12px; padding:16px; }
}