/**
 * Generation Tab Styles
 * Form styling, progress tracking, and course library
 */

/* ============================================================================
   TAB NAVIGATION
   ============================================================================ */

.editor-tabs {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0;
    background: var(--color-bg-secondary);
    border-bottom: 2px solid var(--color-border);
    padding: 0 var(--spacing-lg);
    flex-shrink: 0;
}

.editor-tabs__buttons {
    display: flex;
    gap: 0;
}

.editor-tabs__shortcuts {
    font-size: 0.75rem;
    color: var(--color-text-secondary, #64748b);
    padding: var(--spacing-sm);
}

.editor-tabs__shortcuts kbd {
    font-family: monospace;
    padding: 2px 6px;
    background: var(--color-bg, #fff);
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: 3px;
    font-size: 0.7rem;
}

.editor-tab {
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    transition: all 0.2s;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
}

.editor-tab:hover {
    color: var(--color-text);
    background: var(--color-bg);
}

.editor-tab--active {
    color: var(--color-primary);
    background: var(--color-bg);
    border-bottom-color: var(--color-primary);
}

/* ============================================================================
   TAB PANELS
   ============================================================================ */

.tab-panels {
    flex: 1;
    overflow: hidden;
    position: relative;
}

.tab-panel {
    display: none;
    height: 100%;
    overflow: auto;
    opacity: 0;
    animation: fadeIn 0.3s ease-in forwards;
}

.tab-panel--active {
    display: flex;
    flex-direction: column;
}

/* Ensure editor tab panel fills height */
.tab-panel[data-panel="editor"] {
    overflow: hidden;
}

.tab-panel[data-panel="editor"] .editor-main {
    flex: 1;
    height: 100%;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================================================
   GENERATE CONTAINER
   ============================================================================ */

.generate-container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.generate-header {
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.generate-header__title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.generate-header__subtitle {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.generate-header__shortcuts {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-sm);
}

.generate-header__shortcuts kbd {
    display: inline-block;
    padding: 2px 6px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 3px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* ============================================================================
   GENERATION FORM
   ============================================================================ */

.generation-form {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.form-section {
    margin-bottom: var(--spacing-xl);
}

.form-section:last-child {
    margin-bottom: 0;
}

.form-label {
    display: block;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
}

.form-required {
    color: var(--color-danger);
}

.form-optional {
    color: var(--color-text-secondary);
    font-weight: 400;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    transition: all 0.2s ease;
}

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
    border-color: var(--color-primary);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-input.error,
.form-textarea.error,
.form-select.error {
    border-color: var(--color-danger);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-hint {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
}

.form-error {
    display: none;
    font-size: 0.75rem;
    color: var(--color-danger);
    margin-top: var(--spacing-xs);
}

.form-error:not(:empty) {
    display: block;
}

/* ============================================================================
   OBJECTIVES LIST
   ============================================================================ */

.objectives-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.objective-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.objective-input {
    flex: 1;
    margin-bottom: 0 !important;
}

.objective-remove {
    flex-shrink: 0;
    width: 32px;
    height: 38px;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-tertiary);
    color: var(--color-danger);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all 0.2s;
}

.objective-remove:hover:not(:disabled) {
    background: var(--color-danger);
    color: white;
}

.objective-remove:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* ============================================================================
   RADIO GROUPS
   ============================================================================ */

.form-radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-radio {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
}

.form-radio:hover {
    background: var(--color-bg-secondary);
    border-color: var(--color-primary);
}

.form-radio--disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--color-bg-secondary, #f8fafc);
}

.form-radio--disabled:hover {
    background: var(--color-bg-secondary, #f8fafc);
    border-color: var(--color-border, #e2e8f0);
}

.form-radio--disabled input {
    cursor: not-allowed;
}

.form-radio input[type="radio"] {
    margin-top: 2px;
    cursor: pointer;
}

.form-radio input[type="radio"]:checked ~ .form-radio-label {
    color: var(--color-primary);
}

.form-radio-label {
    flex: 1;
    font-size: 0.875rem;
    color: var(--color-text);
}

/* ============================================================================
   COST ESTIMATE
   ============================================================================ */

.form-cost-estimate {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.cost-estimate__label {
    font-weight: 600;
    color: var(--color-text-secondary);
}

.cost-estimate__value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.cost-estimate__hint {
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

/* ============================================================================
   PRESET ACTIONS
   ============================================================================ */

.form-preset-actions {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    justify-content: space-between;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--color-text);
}

.form-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* ============================================================================
   FORM ACTIONS
   ============================================================================ */

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-lg);
}

.form-button {
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.form-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
}

.form-button:hover::before {
    width: 300px;
    height: 300px;
}

.form-button--primary {
    background: var(--color-primary);
    color: white;
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
}

.form-button--primary:hover:not(:disabled) {
    background: var(--color-primary-hover);
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.3);
    transform: translateY(-1px);
}

.form-button--primary:active:not(:disabled) {
    transform: translateY(0);
}

.form-button--secondary {
    background: var(--color-bg-tertiary);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.form-button--secondary:hover:not(:disabled) {
    background: var(--color-bg-secondary);
    border-color: var(--color-primary);
}

.form-button--tertiary {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    padding: var(--spacing-sm) var(--spacing-md);
}

.form-button--tertiary:hover:not(:disabled) {
    background: var(--color-bg-secondary);
    color: var(--color-text);
    border-color: var(--color-primary);
}

.form-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.form-button--loading {
    pointer-events: none;
}

.form-button--loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: 8px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================================================
   PROGRESS CONTAINER
   ============================================================================ */

.progress-container {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.progress-header__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
}

.progress-header__cancel {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-tertiary);
    color: var(--color-danger);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.progress-header__cancel:hover {
    background: var(--color-danger);
    color: white;
}

/* ============================================================================
   PROGRESS STAGES
   ============================================================================ */

.progress-stages {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
    gap: var(--spacing-md);
}

.progress-stage {
    flex: 1;
    text-align: center;
    position: relative;
}

.progress-stage::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 50%;
    width: 100%;
    height: 2px;
    background: var(--color-border);
    z-index: -1;
}

.progress-stage:last-child::after {
    display: none;
}

.progress-stage__number {
    width: 40px;
    height: 40px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    font-weight: 700;
    border: 2px solid var(--color-border);
    transition: all 0.3s;
}

.progress-stage__label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.progress-stage--active .progress-stage__number {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    animation: pulse 2s infinite;
}

.progress-stage--active .progress-stage__label {
    color: var(--color-primary);
}

.progress-stage--complete .progress-stage__number {
    background: var(--color-success);
    color: white;
    border-color: var(--color-success);
}

.progress-stage--complete .progress-stage__label {
    color: var(--color-success);
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* ============================================================================
   PROGRESS BAR
   ============================================================================ */

.progress-bar-container {
    height: 8px;
    background: var(--color-bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-hover));
    border-radius: 4px;
    transition: width 0.5s ease-out;
}

/* ============================================================================
   PROGRESS INFO
   ============================================================================ */

.progress-info {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.progress-info__message {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    transition: opacity 0.3s ease;
    min-height: 1.5rem;
}

.progress-info__meta {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.progress-info__separator {
    margin: 0 var(--spacing-sm);
}

/* ============================================================================
   WEBSOCKET STATUS
   ============================================================================ */

.progress-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

.progress-status__indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-text-secondary);
}

.progress-status__indicator--connecting {
    background: var(--color-warning);
    animation: blink 1s infinite;
}

.progress-status__indicator--connected {
    background: var(--color-success);
}

.progress-status__indicator--error {
    background: var(--color-danger);
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* ============================================================================
   COMPLETION ACTIONS
   ============================================================================ */

.completion-actions {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.completion-message {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.completion-message__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--color-success);
    color: white;
    font-size: 2rem;
}

.completion-message__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-success);
    margin-bottom: var(--spacing-sm);
}

.completion-message__meta {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.completion-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* ============================================================================
   ERROR DISPLAY
   ============================================================================ */

.error-display {
    text-align: center;
    padding: var(--spacing-xl);
}

.error-display__icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.error-display__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-danger);
    margin-bottom: var(--spacing-md);
}

.error-display__message {
    color: var(--color-text);
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
}

/* ============================================================================
   LIBRARY CONTAINER
   ============================================================================ */

.library-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.library-header {
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.library-header__title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.library-header__subtitle {
    font-size: 1rem;
    color: var(--color-text-secondary);
}

.library-placeholder {
    text-align: center;
    padding: var(--spacing-xl) * 2;
}

.library-placeholder__icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.5;
}

.library-placeholder__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.library-placeholder__message {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */

@media (max-width: 768px) {
    .generate-container,
    .library-container {
        padding: var(--spacing-md);
    }

    .generation-form {
        padding: var(--spacing-md);
    }

    .form-actions {
        flex-direction: column;
    }

    .form-button {
        width: 100%;
    }

    .progress-stages {
        flex-wrap: wrap;
    }

    .progress-stage {
        flex-basis: 50%;
        margin-bottom: var(--spacing-md);
    }

    .progress-stage::after {
        display: none;
    }

    .completion-buttons {
        flex-direction: column;
    }

    .cost-estimate__hint {
        margin-left: 0;
        margin-top: var(--spacing-sm);
        width: 100%;
        text-align: center;
    }

    .form-cost-estimate {
        flex-direction: column;
        text-align: center;
    }
}

/* ============================================================================
   PRESET MODAL
   ============================================================================ */

.preset-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.preset-modal {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    max-width: 700px;
    width: 90%;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.preset-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.preset-modal__header h3 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--color-text);
}

.preset-modal__close {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    line-height: 1;
    transition: color 0.2s;
}

.preset-modal__close:hover {
    color: var(--color-text);
}

.preset-modal__body {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
}

.preset-modal__footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: flex-end;
}

.preset-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.preset-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    transition: all 0.2s;
}

.preset-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.preset-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.preset-card__name {
    margin: 0;
    font-size: 1rem;
    color: var(--color-text);
}

.preset-card__type {
    font-size: 0.875rem;
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.preset-card__description {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    margin: 0 0 var(--spacing-sm) 0;
}

.preset-card__info {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
}

.preset-card__info span {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg);
    border-radius: var(--radius-sm);
}

.preset-card__meta {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    margin-bottom: var(--spacing-sm);
}

.preset-card__actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

.form-button--small {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.875rem;
}

.form-button--danger {
    background: var(--color-error);
    color: white;
}

.form-button--danger:hover {
    background: var(--color-error-hover, #c62828);
}

.form-button--tertiary {
    background: transparent;
    border: 2px solid var(--color-border);
    color: var(--color-text);
}

.form-button--tertiary:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-secondary);
}

/* ============================================================================
   DURATION GROUP (Value + Unit)
   ============================================================================ */

.form-duration-group {
    display: flex;
    gap: var(--spacing-sm);
}

.form-input--duration-value {
    flex: 0 0 120px;
    text-align: center;
}

.form-select--duration-unit {
    flex: 1;
    min-width: 120px;
}

@media (max-width: 768px) {
    .form-duration-group {
        flex-direction: column;
    }

    .form-input--duration-value {
        flex: 1;
        text-align: left;
    }

    .form-select--duration-unit {
        width: 100%;
    }
}

/* ============================================================================
   PRESET SAVE INPUT
   ============================================================================ */

.form-preset-save {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-input--preset-name {
    margin-top: var(--spacing-xs);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .form-preset-actions {
        flex-direction: column;
        align-items: stretch;
    }
}

/* ============================================================================
   TRAINING PLAN REVIEW
   ============================================================================ */

.training-plan-review {
    padding: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.training-plan-header {
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.training-plan-header__title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary, #3b82f6);
}

.training-plan-header__subtitle {
    color: var(--color-text-secondary, #64748b);
    margin-bottom: var(--spacing-md);
}

.plan-metadata {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    padding: var(--spacing-md);
    background: var(--color-bg-secondary, #f8fafc);
    border-radius: var(--radius-md, 8px);
    margin-top: var(--spacing-md);
}

.metadata-item {
    font-size: 0.875rem;
}

.metadata-item strong {
    color: var(--color-text-primary, #1e293b);
}

.plan-content-wrapper {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: white;
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: var(--radius-md, 8px);
    max-height: 500px;
    overflow-y: auto;
}

.plan-content {
    line-height: 1.6;
}

.plan-content h1 {
    font-size: 1.75rem;
    margin: var(--spacing-lg) 0 var(--spacing-md);
    color: var(--color-primary, #3b82f6);
}

.plan-content h2 {
    font-size: 1.5rem;
    margin: var(--spacing-lg) 0 var(--spacing-sm);
    color: var(--color-text-primary, #1e293b);
}

.plan-content h3 {
    font-size: 1.25rem;
    margin: var(--spacing-md) 0 var(--spacing-sm);
    color: var(--color-text-primary, #1e293b);
}

.plan-content ul {
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
}

.plan-content li {
    margin: var(--spacing-xs) 0;
}

.plan-content strong {
    color: var(--color-text-primary, #1e293b);
}

.plan-courses-section {
    margin-bottom: var(--spacing-xl);
}

.plan-courses-section h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary, #1e293b);
}

.plan-courses-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-md);
}

.course-card {
    padding: var(--spacing-md);
    background: white;
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: var(--radius-md, 8px);
    transition: box-shadow 0.2s;
}

.course-card:hover {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.course-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.course-number {
    font-weight: 600;
    color: var(--color-primary, #3b82f6);
    font-size: 0.875rem;
}

.course-duration {
    font-size: 0.75rem;
    color: var(--color-text-secondary, #64748b);
}

.course-title {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary, #1e293b);
    font-weight: 600;
}

.course-description {
    font-size: 0.875rem;
    color: var(--color-text-secondary, #64748b);
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
}

.course-section {
    margin-top: var(--spacing-sm);
}

.course-section strong {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--color-text-secondary, #64748b);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.course-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.course-section li {
    font-size: 0.875rem;
    padding: var(--spacing-xs) 0;
    color: var(--color-text-primary, #1e293b);
}

.course-themes {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.theme-tag {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-secondary, #f8fafc);
    border-radius: var(--radius-sm, 4px);
    color: var(--color-text-secondary, #64748b);
}

.plan-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================================================
   MODALS (Reject, Edit, Course Selection)
   ============================================================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;  /* Higher than everything to ensure blur covers all content */
    overflow-y: hidden;  /* Prevent modal from scrolling */
}

#course-selection-modal .modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    z-index: 1;
}

/* Also fix other modals in this file */
#reject-modal .modal__overlay,
#edit-modal .modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
}

.modal-content {
    position: relative;  /* Position above overlay */
    background: white;
    border-radius: var(--radius-lg, 12px);
    padding: var(--spacing-xl);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    overscroll-behavior: contain;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    z-index: 2;  /* Above overlay */
}

.modal-content--large {
    max-width: 900px;
}

.modal-header {
    margin-bottom: var(--spacing-lg);
}

.modal-header h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary, #1e293b);
}

.modal-header p {
    color: var(--color-text-secondary, #64748b);
}

.modal-body {
    margin-bottom: var(--spacing-lg);
}

.modal-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

.code-editor {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.5;
    tab-size: 2;
}

/* ============================================================================
   COURSE SELECTION MODAL
   ============================================================================ */

.course-selection-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.quick-select-group {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.form-input--small {
    width: 120px;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
}

.form-button--small {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
}

.selection-summary {
    padding: var(--spacing-sm);
    background: var(--color-bg-info, #eff6ff);
    border-radius: var(--radius-sm, 4px);
    margin-bottom: var(--spacing-md);
    text-align: center;
    font-weight: 600;
    color: var(--color-primary, #3b82f6);
}

.course-selection-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    max-height: 400px;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: var(--spacing-sm);
}

.course-selection-card {
    position: relative;
}

.course-selection-card input[type="checkbox"] {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    width: 20px;
    height: 20px;
    cursor: pointer;
    z-index: 10;
}

.course-selection-card label {
    display: block;
    padding: var(--spacing-md);
    padding-left: calc(var(--spacing-md) + 30px);
    background: white;
    border: 2px solid var(--color-border, #e2e8f0);
    border-radius: var(--radius-md, 8px);
    cursor: pointer;
    transition: all 0.2s;
}

.course-selection-card input[type="checkbox"]:checked + label {
    border-color: var(--color-primary, #3b82f6);
    background: var(--color-bg-info, #eff6ff);
}

.course-selection-card label:hover {
    border-color: var(--color-primary, #3b82f6);
}

.course-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.course-selection-card .course-title {
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-xs);
}

.course-description-short {
    font-size: 0.8125rem;
    color: var(--color-text-secondary, #64748b);
    line-height: 1.4;
}

.generation-options {
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary, #f8fafc);
    border-radius: var(--radius-md, 8px);
    margin-bottom: var(--spacing-lg);
}

.generation-options h4 {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary, #1e293b);
}

/* ============================================================================
   DANGER BUTTON
   ============================================================================ */

.form-button--danger {
    background-color: #dc2626;
    color: white;
}

.form-button--danger:hover {
    background-color: #b91c1c;
}

/* ============================================================================
   RESPONSIVE ADJUSTMENTS
   ============================================================================ */

@media (max-width: 768px) {
    .plan-courses-list {
        grid-template-columns: 1fr;
    }

    .course-selection-cards {
        grid-template-columns: 1fr;
    }

    .course-selection-actions {
        flex-direction: column;
    }

    .quick-select-group {
        width: 100%;
    }

    .form-input--small {
        flex: 1;
    }

    .modal-actions {
        flex-direction: column;
    }
}

/* ============================================================================
   MULTI-COURSE PROGRESS (Parallel Training Generation)
   ============================================================================ */

.multi-course-progress {
    margin-top: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.multi-course-section {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-md);
}

.multi-course-section--collapsible {
    padding: 0;
}

.multi-course-section--collapsible summary {
    padding: var(--spacing-md);
    cursor: pointer;
    list-style: none;
}

.multi-course-section--collapsible summary::-webkit-details-marker {
    display: none;
}

.multi-course-section--collapsible summary::after {
    content: '▼';
    float: right;
    font-size: 12px;
    color: var(--color-text-secondary);
    transition: transform 0.2s;
}

.multi-course-section--collapsible[open] summary::after {
    transform: rotate(180deg);
}

.multi-course-section__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.multi-course-section__header h4 {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
}

.multi-course-section__header--clickable {
    margin-bottom: 0;
}

.multi-course-count {
    font-size: 12px;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.multi-course-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.multi-course-list--compact {
    padding: var(--spacing-md);
    max-height: 300px;
    overflow-y: auto;
}

.multi-course-empty {
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 13px;
    padding: var(--spacing-md);
    margin: 0;
}

/* Active Course Item (detailed with progress) */
.active-course-item {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 6px;
    padding: var(--spacing-md);
}

.active-course-item__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.active-course-item__number {
    font-size: 11px;
    font-weight: 700;
    color: #3b82f6;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.active-course-item__worker {
    font-size: 11px;
    padding: 2px 8px;
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
    border-radius: 10px;
    font-weight: 600;
}

.active-course-item__title {
    margin: 0 0 var(--spacing-xs) 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
}

.active-course-item__stage {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.active-course-item__progress-bar {
    height: 6px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 4px;
}

.active-course-item__progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    transition: width 0.3s ease;
}

.active-course-item__progress-text {
    font-size: 11px;
    color: var(--color-text-secondary);
    text-align: right;
}

/* Queue Course Item (compact) */
.queue-course-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(251, 191, 36, 0.05);
    border-left: 3px solid #fbbf24;
    border-radius: 4px;
}

.queue-course-item__number {
    font-size: 11px;
    font-weight: 700;
    color: #d97706;
    min-width: 70px;
}

.queue-course-item__title {
    font-size: 13px;
    color: var(--color-text);
    flex: 1;
}

/* Completed Course Item (compact) */
.completed-course-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(16, 185, 129, 0.05);
    border-left: 3px solid #10b981;
    border-radius: 4px;
}

.completed-course-item__number {
    font-size: 11px;
    font-weight: 700;
    color: #059669;
    min-width: 70px;
}

.completed-course-item__title {
    font-size: 13px;
    color: var(--color-text-secondary);
    flex: 1;
}

.completed-course-item__check {
    font-size: 14px;
    color: #10b981;
}

/* Failed Course Item (compact with error) */
.multi-course-section--failed {
    border-color: rgba(220, 38, 38, 0.3);
}

.failed-course-item {
    padding: var(--spacing-sm);
    background: rgba(220, 38, 38, 0.05);
    border-left: 3px solid #dc2626;
    border-radius: 4px;
}

.failed-course-item__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.failed-course-item__number {
    font-size: 11px;
    font-weight: 700;
    color: #dc2626;
    min-width: 70px;
}

.failed-course-item__icon {
    font-size: 14px;
    color: #dc2626;
    font-weight: bold;
}

.failed-course-item__title {
    font-size: 13px;
    color: var(--color-text);
    margin-bottom: 4px;
}

.failed-course-item__error {
    font-size: 11px;
    color: #dc2626;
    background: rgba(220, 38, 38, 0.1);
    padding: 4px 8px;
    border-radius: 3px;
    font-family: monospace;
}