.courses-panel {
    display: flex;
    flex-direction: column;
    gap: clamp(14px, 1.6vw, 20px);
    min-height: 0;
}

.courses-tabs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.courses-tabs-counter {
    margin-left: auto;
    font-size: 12px;
    font-weight: 600;
    color: var(--ink-faint);
}

.courses-tab-add-form,
.courses-category-add-form {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.courses-tab-add-input,
.courses-category-add-input {
    width: min(220px, 100%);
}

.courses-tab {
    min-height: var(--touch-min);
    padding: 0.45rem 1rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    color: var(--ink-soft);
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
}

.courses-tab--active {
    background: var(--primary-soft);
    border-color: var(--primary);
    color: var(--primary);
}

.courses-tab-new {
    min-height: var(--touch-min);
    padding: 0.45rem 1rem;
    border: 1px dashed var(--border);
    border-radius: 999px;
    background: transparent;
    color: var(--ink-soft);
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
}

.courses-tab-new:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.courses-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.courses-message {
    margin: 0;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--surface-hover);
    color: var(--ink-soft);
    font-size: 14px;
    font-weight: 600;
}

.courses-message[hidden] {
    display: none;
}

.courses-section-title {
    margin: 0 0 0.65rem;
    font-size: 15px;
    font-weight: 700;
    color: var(--ink-soft);
}

.courses-categories-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.courses-category-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 2.25rem;
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    color: var(--ink);
    font-size: 13px;
    font-weight: 600;
}

.courses-category-chip--selected {
    border-color: var(--primary);
    background: var(--primary-soft);
    color: var(--primary);
}

.courses-category-select {
    border: none;
    background: none;
    font: inherit;
    color: inherit;
    padding: 0;
    cursor: pointer;
}

.courses-category-remove {
    border: none;
    background: none;
    color: var(--ink-faint);
    font-size: 16px;
    line-height: 1;
    padding: 0;
    cursor: pointer;
}

.courses-category-remove:hover {
    color: var(--primary);
}

.courses-category-add {
    min-height: 2.25rem;
    padding: 0.35rem 0.85rem;
    border: 1px dashed var(--secondary);
    border-radius: 999px;
    background: transparent;
    color: var(--secondary);
    font-size: 13px;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
}

.courses-add-block {
    display: grid;
    gap: 0.5rem;
}

.courses-add-input {
    min-height: var(--touch-min);
    padding: 0.625rem 0.875rem;
    font-size: 15px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--surface);
    color: var(--ink);
    font-family: inherit;
    width: 100%;
}

.courses-add-hint {
    margin: 0;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
}

.courses-add-hint[hidden] {
    display: none;
}

.courses-autocomplete {
    display: grid;
    gap: 4px;
}

.courses-autocomplete[hidden] {
    display: none;
}

.courses-autocomplete-item {
    text-align: left;
    min-height: 2.25rem;
    padding: 0.4rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface);
    color: var(--ink);
    font-size: 14px;
    font-family: inherit;
    cursor: pointer;
}

.courses-autocomplete-item:hover {
    background: var(--surface-hover);
}

.courses-recent {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.courses-recent-label {
    width: 100%;
    margin: 0;
    font-size: 12px;
    font-weight: 600;
    color: var(--ink-faint);
}

.courses-recent-chip {
    min-height: 2rem;
    padding: 0.3rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg);
    color: var(--ink-soft);
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
}

.courses-recent-chip:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.courses-items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: clamp(10px, 1.2vw, 16px);
}

.courses-category-column {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: clamp(12px, 1.2vw, 16px);
    min-width: 0;
}

.courses-category-column__title {
    margin: 0 0 0.65rem;
    font-size: 14px;
    font-weight: 700;
    color: var(--ink);
}

.courses-items-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 6px;
}

.courses-item {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 2.25rem;
    font-size: 14px;
    color: var(--ink);
}

.courses-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
    accent-color: var(--primary);
}

.courses-item__text {
    flex: 1;
    min-width: 0;
}

.courses-item--checked .courses-item__text {
    text-decoration: line-through;
    color: var(--ink-faint);
}

.courses-history-section {
    margin-top: 0.5rem;
}

.courses-history-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.courses-history-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 2rem;
    padding: 0.25rem 0.65rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg);
    color: var(--ink-soft);
    font-size: 13px;
}

.courses-history-remove {
    border: none;
    background: none;
    color: var(--ink-faint);
    font-size: 14px;
    line-height: 1;
    padding: 0;
    cursor: pointer;
}

.courses-loading {
    color: var(--ink-faint);
    font-size: 15px;
}

.courses-readonly-note {
    margin: 0;
    font-size: 14px;
    color: var(--ink-faint);
}

@media (hover: none) and (pointer: coarse) {
    .courses-category-column {
        box-shadow: none;
    }
}