/* grades.css */
.grade-section { background: var(--bg-card); border: var(--border-px) solid var(--border); border-radius: var(--radius-md); padding: 18px 20px; margin-bottom: 20px; }
.grade-section-empty { display: flex; justify-content: center; padding: 14px; background: transparent; border-style: dashed; }
.grade-empty-btn { display: flex; align-items: center; gap: 8px; background: none; border: none; cursor: pointer; color: var(--text-muted); font-size: 13px; padding: 6px 12px; border-radius: var(--radius-sm); transition: color var(--transition), background var(--transition); }
.grade-empty-btn:hover { color: var(--primary); background: var(--primary-soft); }

.grade-section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.grade-section-title { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: bold; color: var(--text-main); }

.grade-manage-btn { display: flex; align-items: center; gap: 6px; background: none; border: var(--border-px) solid var(--border); border-radius: var(--radius-sm); cursor: pointer; color: var(--text-muted); font-size: 12px; padding: 5px 10px; transition: all var(--transition); }
.grade-manage-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }

.grade-components-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; margin-bottom: 14px; }
.grade-component-card { background: var(--bg-hover); border-radius: var(--radius-sm); padding: 12px 14px; border: var(--border-px) solid var(--border); transition: border-color var(--transition); }
.grade-component-card:hover { border-color: var(--primary); }

.grade-comp-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; gap: 8px; }
.grade-comp-title { font-size: 13px; color: var(--text-main); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.grade-comp-score { font-size: 18px; font-weight: bold; color: var(--primary); white-space: nowrap; flex-shrink: 0; }
.grade-bar-track { height: 5px; background: var(--border); border-radius: 99px; overflow: hidden; margin-bottom: 5px; }
.grade-bar-fill { height: 100%; background: var(--primary); border-radius: 99px; transition: width 0.6s ease; }
.grade-comp-pct { font-size: 11px; color: var(--text-muted); }

.grade-total-row { display: flex; justify-content: space-between; align-items: center; padding-top: 12px; border-top: 1px solid var(--border); font-size: 13px; color: var(--text-muted); }
.grade-total-value { font-size: 20px; font-weight: bold; color: var(--text-main); }

/* Modal Grade Rows */
.grade-modal-row { display: flex; align-items: center; gap: 6px; margin-bottom: 8px; padding: 6px 8px; background: var(--bg-hover); border-radius: var(--radius-sm); border: 1px solid var(--border); }
.grade-modal-input { flex: 1; background: transparent; border: none; outline: none; font-size: 13px; color: var(--text-main); min-width: 0; padding: 2px 4px; }
.grade-modal-score { width: 70px; background: transparent; border: none; border-right: 1px solid var(--border); outline: none; font-size: 13px; font-weight: bold; color: var(--primary); text-align: center; padding: 2px 6px; }
.grade-modal-order { width: 54px; background: transparent; border: none; border-right: 1px solid var(--border); outline: none; font-size: 12px; color: var(--text-muted); text-align: center; padding: 2px 4px; }
.grade-modal-save { background: none; border: none; cursor: pointer; color: #10b981; padding: 4px; border-radius: 4px; display: flex; align-items: center; transition: background var(--transition); flex-shrink: 0; }
.grade-modal-save:hover { background: #10b98122; }
.grade-modal-del { background: none; border: none; cursor: pointer; color: #ef4444; padding: 4px; border-radius: 4px; display: flex; align-items: center; transition: background var(--transition); flex-shrink: 0; }
.grade-modal-del:hover { background: #ef444422; }