/**
 * Rubric Manager Modal
 * Based on: mockups/apple-redesign/21-rubric-manager-modal.html
 * Apple-inspired design with progressive disclosure
 */

/* ═══════════════════════════════════════════════════════════════════════════
   MODAL CONTAINER
   ═══════════════════════════════════════════════════════════════════════════ */

.rubric-modal {
    width: min(920px, 95vw);
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary, #FFFFFF);
    border-radius: var(--radius-xl, 20px);
    box-shadow: var(--shadow-lg, 0 8px 32px rgba(0,0,0,0.12), 0 24px 64px rgba(0,0,0,0.08));
    animation: rubricModalSlideUp 250ms var(--ease-default, cubic-bezier(0.25, 0.1, 0.25, 1));
}

.rubric-modal,
.rubric-modal * {
    box-sizing: border-box;
}

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

/* ═══════════════════════════════════════════════════════════════════════════
   MODAL HEADER
   ═══════════════════════════════════════════════════════════════════════════ */

.rubric-modal__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: var(--space-5, 20px) var(--space-6, 24px);
    border-bottom: 1px solid var(--border-light, rgba(0, 0, 0, 0.06));
    flex-shrink: 0;
}

.rubric-modal__header-content {
    flex: 1;
}

.rubric-modal__title-row {
    display: flex;
    align-items: center;
    gap: var(--space-3, 12px);
    margin-bottom: var(--space-2, 8px);
}

.rubric-modal__icon {
    width: 40px;
    height: 40px;
    background: var(--accent-subtle, rgba(0, 113, 227, 0.08));
    border-radius: var(--radius-md, 12px);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.rubric-modal__icon svg {
    width: 20px;
    height: 20px;
    color: var(--accent, #0071E3);
}

.rubric-modal__title {
    font-family: var(--font-display, -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif);
    font-size: var(--text-2xl, 24px);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-primary, #1D1D1F);
    margin: 0;
}

.rubric-source-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1, 4px);
    padding: var(--space-1, 4px) var(--space-3, 12px);
    border-radius: var(--radius-full, 9999px);
    font-size: var(--text-xs, 11px);
    font-weight: 500;
}

.rubric-source-badge svg {
    width: 12px;
    height: 12px;
}

.rubric-source-badge--auto {
    background: var(--purple-subtle, rgba(175, 82, 222, 0.12));
    color: var(--purple, #AF52DE);
}

.rubric-source-badge--attachment {
    background: var(--success-subtle, rgba(52, 199, 89, 0.12));
    color: var(--success, #34C759);
}

.rubric-source-badge--manual {
    background: var(--bg-secondary, #F5F5F7);
    color: var(--text-secondary, #6E6E73);
}

.rubric-modal__meta {
    display: flex;
    align-items: center;
    gap: var(--space-4, 16px);
    font-size: var(--text-sm, 13px);
    color: var(--text-secondary, #6E6E73);
}

.rubric-modal__meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-1, 4px);
}

.rubric-modal__meta-item svg {
    width: 14px;
    height: 14px;
}

.rubric-modal__close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary, #F5F5F7);
    border: none;
    border-radius: var(--radius-full, 9999px);
    cursor: pointer;
    transition: background var(--duration-fast, 150ms);
    flex-shrink: 0;
}

.rubric-modal__close:hover {
    background: var(--gray-200, #E8E8ED);
}

.rubric-modal__close svg {
    width: 16px;
    height: 16px;
    color: var(--text-secondary, #6E6E73);
}

/* ═══════════════════════════════════════════════════════════════════════════
   MODAL BODY
   ═══════════════════════════════════════════════════════════════════════════ */

.rubric-modal__body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-6, 24px);
    display: flex;
    flex-direction: column;
    gap: var(--space-5, 20px);
    min-width: 0;
}

.rubric-modal__body > * {
    max-width: 100%;
}

/* Info Banner */
.rubric-banner {
    background: var(--bg-secondary, #F5F5F7);
    border-radius: var(--radius-md, 12px);
    padding: var(--space-4, 16px);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3, 12px);
}

.rubric-banner__icon {
    width: 20px;
    height: 20px;
    color: var(--accent, #0071E3);
    flex-shrink: 0;
    margin-top: 2px;
}

.rubric-banner__content {
    flex: 1;
}

.rubric-banner__title {
    font-size: var(--text-sm, 13px);
    font-weight: 600;
    color: var(--text-primary, #1D1D1F);
    margin-bottom: var(--space-1, 4px);
}

.rubric-banner__text {
    font-size: var(--text-sm, 13px);
    color: var(--text-secondary, #6E6E73);
    line-height: 1.5;
}

/* Section Headers */
.rubric-section__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3, 12px);
    margin-bottom: var(--space-4, 16px);
}

.rubric-section__title {
    font-size: var(--text-lg, 17px);
    font-weight: 600;
    color: var(--text-primary, #1D1D1F);
}

.rubric-section__subtitle {
    font-size: var(--text-sm, 13px);
    color: var(--text-secondary, #6E6E73);
    margin-top: var(--space-1, 4px);
}

/* ═══════════════════════════════════════════════════════════════════════════
   DIMENSION CARDS
   ═══════════════════════════════════════════════════════════════════════════ */

.rubric-dimensions {
    display: flex;
    flex-direction: column;
    gap: var(--space-3, 12px);
}

.rubric-dimension {
    background: var(--bg-primary, #FFFFFF);
    border: 1px solid var(--border-light, rgba(0, 0, 0, 0.06));
    border-radius: var(--radius-md, 12px);
    overflow: hidden;
    transition: all var(--duration-fast, 150ms);
}

.rubric-dimension:hover {
    border-color: var(--border-default, rgba(0, 0, 0, 0.1));
    box-shadow: var(--shadow-sm, 0 1px 2px rgba(0,0,0,0.04));
}

.rubric-dimension.expanded {
    border-color: var(--accent, #0071E3);
}

.rubric-dimension__header {
    display: flex;
    align-items: center;
    gap: var(--space-3, 12px);
    padding: var(--space-4, 16px);
    cursor: pointer;
    user-select: none;
}

.rubric-dimension__toggle {
    width: 20px;
    height: 20px;
    color: var(--text-tertiary, #86868B);
    transition: transform var(--duration-fast, 150ms);
    flex-shrink: 0;
}

.rubric-dimension.expanded .rubric-dimension__toggle {
    transform: rotate(90deg);
}

.rubric-dimension__info {
    flex: 1;
    min-width: 0;
}

.rubric-dimension__name {
    font-size: var(--text-base, 15px);
    font-weight: 600;
    color: var(--text-primary, #1D1D1F);
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    flex-wrap: wrap;
}

.rubric-dimension__name-input {
    font-size: var(--text-base, 15px);
    font-weight: 600;
    color: var(--text-primary, #1D1D1F);
    background: transparent;
    border: none;
    padding: 0;
    flex: 1;
    min-width: 200px;
}

.rubric-dimension__name-input:focus {
    outline: none;
    background: var(--bg-secondary, #F5F5F7);
    padding: var(--space-1, 4px) var(--space-2, 8px);
    border-radius: var(--radius-sm, 8px);
    margin: calc(-1 * var(--space-1, 4px)) calc(-1 * var(--space-2, 8px));
}

.competency-link {
    font-size: var(--text-xs, 11px);
    color: var(--text-tertiary, #86868B);
    padding: 2px 6px;
    background: var(--bg-secondary, #F5F5F7);
    border-radius: 4px;
    text-decoration: none;
    flex-shrink: 0;
}

.competency-link:hover {
    color: var(--accent, #0071E3);
    background: var(--accent-subtle, rgba(0, 113, 227, 0.08));
}

.rubric-dimension__desc {
    font-size: var(--text-sm, 13px);
    color: var(--text-secondary, #6E6E73);
    margin-top: var(--space-1, 4px);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.rubric-dimension__desc-input {
    width: 100%;
    font-size: var(--text-sm, 13px);
    color: var(--text-secondary, #6E6E73);
    background: transparent;
    border: none;
    padding: 0;
    margin-top: var(--space-1, 4px);
}

.rubric-dimension__desc-input:focus {
    outline: none;
    background: var(--bg-secondary, #F5F5F7);
    padding: var(--space-1, 4px) var(--space-2, 8px);
    border-radius: var(--radius-sm, 8px);
    margin-left: calc(-1 * var(--space-2, 8px));
}

/* Weight Controls */
.rubric-weight {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1, 4px);
    min-width: 100px;
}

.rubric-weight__label {
    font-size: var(--text-xs, 11px);
    color: var(--text-tertiary, #86868B);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.rubric-weight__controls {
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
}

.rubric-weight__btn {
    width: 24px;
    height: 24px;
    border: none;
    border-radius: var(--radius-full, 9999px);
    background: var(--bg-secondary, #F5F5F7);
    color: var(--text-secondary, #6E6E73);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--duration-fast, 150ms);
    font-size: 16px;
    font-weight: 500;
    line-height: 1;
}

.rubric-weight__btn:hover {
    background: var(--gray-200, #E8E8ED);
    color: var(--text-primary, #1D1D1F);
}

.rubric-weight__value {
    font-size: var(--text-base, 15px);
    font-weight: 600;
    color: var(--text-primary, #1D1D1F);
    min-width: 40px;
    text-align: center;
}

/* Dimension Actions */
.rubric-dimension__actions {
    display: flex;
    gap: var(--space-1, 4px);
}

.rubric-dimension__action {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: var(--radius-sm, 8px);
    background: transparent;
    color: var(--text-tertiary, #86868B);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--duration-fast, 150ms);
}

.rubric-dimension__action:hover {
    background: var(--bg-secondary, #F5F5F7);
    color: var(--text-primary, #1D1D1F);
}

.rubric-dimension__action--delete:hover {
    background: var(--destructive-subtle, rgba(255, 59, 48, 0.12));
    color: var(--destructive, #FF3B30);
}

.rubric-dimension__action svg {
    width: 16px;
    height: 16px;
}

/* ═══════════════════════════════════════════════════════════════════════════
   LEVEL CARDS (Expanded State)
   ═══════════════════════════════════════════════════════════════════════════ */

.rubric-dimension__body {
    display: none;
    padding: 0 var(--space-4, 16px) var(--space-4, 16px) var(--space-4, 16px);
    border-top: 1px solid var(--border-light, rgba(0, 0, 0, 0.06));
    background: var(--bg-tertiary, #FAFAFA);
}

.rubric-dimension.expanded .rubric-dimension__body {
    display: block;
}

.rubric-levels__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3, 12px) 0;
}

.rubric-levels__title {
    font-size: var(--text-sm, 13px);
    font-weight: 600;
    color: var(--text-primary, #1D1D1F);
}

.rubric-levels {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-2, 8px);
}

.rubric-level {
    background: var(--bg-primary, #FFFFFF);
    border: 1px solid var(--border-light, rgba(0, 0, 0, 0.06));
    border-radius: var(--radius-sm, 8px);
    padding: var(--space-3, 12px);
    transition: all var(--duration-fast, 150ms);
    overflow: hidden;
    box-sizing: border-box;
    min-width: 0; /* Prevent flex overflow */
}

.rubric-level:hover {
    border-color: var(--accent, #0071E3);
}

.rubric-level__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-2, 8px);
}

.rubric-level__score {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full, 9999px);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-sm, 13px);
    font-weight: 600;
}

.rubric-level__score--1 {
    background: var(--destructive-subtle, rgba(255, 59, 48, 0.12));
    color: var(--destructive, #FF3B30);
}

.rubric-level__score--2 {
    background: var(--warning-subtle, rgba(255, 149, 0, 0.12));
    color: var(--warning, #FF9500);
}

.rubric-level__score--3 {
    background: var(--gray-100, #F5F5F7);
    color: var(--gray-600, #515154);
}

.rubric-level__score--4 {
    background: var(--teal-subtle, rgba(90, 200, 250, 0.12));
    color: #007AFF;
}

.rubric-level__score--5 {
    background: var(--success-subtle, rgba(52, 199, 89, 0.12));
    color: var(--success, #34C759);
}

.rubric-level__label {
    font-size: var(--text-xs, 11px);
    font-weight: 600;
    color: var(--text-primary, #1D1D1F);
    margin-bottom: var(--space-1, 4px);
}

.rubric-level__descriptor {
    font-size: var(--text-xs, 11px);
    color: var(--text-secondary, #6E6E73);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Level Inputs */
.rubric-level__label-input,
.rubric-level__descriptor-input {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--border-default, rgba(0, 0, 0, 0.1));
    border-radius: var(--radius-sm, 8px);
    padding: 6px 8px;
    font-family: inherit;
    font-size: var(--text-xs, 11px);
    color: var(--text-primary, #1D1D1F);
    background: var(--bg-primary, #FFFFFF);
}

.rubric-level__label-input {
    font-weight: 600;
    margin-bottom: var(--space-1, 4px);
}

.rubric-level__descriptor-input {
    min-height: 54px;
    max-height: 80px;
    resize: vertical;
    line-height: 1.4;
}

.rubric-level__label-input:focus,
.rubric-level__descriptor-input:focus {
    outline: none;
    border-color: var(--accent, #0071E3);
    box-shadow: 0 0 0 2px var(--accent-subtle, rgba(0, 113, 227, 0.08));
}

/* ═══════════════════════════════════════════════════════════════════════════
   ADD DIMENSION BUTTON
   ═══════════════════════════════════════════════════════════════════════════ */

.rubric-add-dimension {
    width: 100%;
    padding: var(--space-4, 16px);
    border: 2px dashed var(--border-default, rgba(0, 0, 0, 0.1));
    border-radius: var(--radius-md, 12px);
    background: transparent;
    color: var(--text-secondary, #6E6E73);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2, 8px);
    font-size: var(--text-sm, 13px);
    font-weight: 500;
    transition: all var(--duration-fast, 150ms);
    margin-top: var(--space-3, 12px);
}

.rubric-add-dimension:hover {
    border-color: var(--accent, #0071E3);
    color: var(--accent, #0071E3);
    background: var(--accent-subtle, rgba(0, 113, 227, 0.08));
}

.rubric-add-dimension svg {
    width: 18px;
    height: 18px;
}

/* ═══════════════════════════════════════════════════════════════════════════
   MODAL FOOTER
   ═══════════════════════════════════════════════════════════════════════════ */

.rubric-modal__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4, 16px) var(--space-6, 24px);
    border-top: 1px solid var(--border-light, rgba(0, 0, 0, 0.06));
    background: var(--bg-tertiary, #FAFAFA);
    flex-shrink: 0;
}

.rubric-footer__left {
    display: flex;
    align-items: center;
    gap: var(--space-3, 12px);
}

.rubric-footer__status {
    display: flex;
    align-items: center;
    gap: var(--space-2, 8px);
    font-size: var(--text-sm, 13px);
    color: var(--text-tertiary, #86868B);
}

.rubric-footer__status--unsaved {
    color: var(--warning, #FF9500);
}

.rubric-footer__status svg {
    width: 16px;
    height: 16px;
}

.rubric-footer__actions {
    display: flex;
    gap: var(--space-2, 8px);
}

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════════════════ */

@media (max-width: 900px) {
    .rubric-levels {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 720px) {
    .rubric-weight {
        display: none;
    }
    
    .rubric-levels {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .rubric-modal__footer {
        flex-direction: column;
        gap: var(--space-3, 12px);
        align-items: stretch;
    }
    
    .rubric-footer__left {
        display: none;
    }
    
    .rubric-footer__actions {
        justify-content: flex-end;
    }
}

@media (max-width: 480px) {
    .rubric-modal__title-row {
        flex-wrap: wrap;
    }
    
    .rubric-modal__meta {
        flex-wrap: wrap;
        gap: var(--space-2, 8px);
    }
    
    .rubric-levels {
        grid-template-columns: 1fr;
    }
}