/* Workout Preview Modal Styles */
/* Follows SkillTrees brand guidelines for responsive containers */
/* Modal takes 100% width, content inside is centered with max-width constraints */

.workout-preview-modal {
    display: flex;
    flex-direction: column;
    width: 100%;
}

#workout-preview-modal-overlay {
    z-index: 1003;
}

#workout-preview-modal-overlay #workout-preview-modal {
    z-index: 1004;
}

/* Header Section - applies responsive width constraints */
.preview-header {
    padding: var(--space-lg) var(--space-md) var(--space-md);
    flex-shrink: 0;
    width: 100%;
    box-sizing: border-box;
    margin: 0 auto;
}

/* Responsive width constraints for header */
@media (max-width: 768px) {
    .preview-header {
        max-width: 420px;
    }
}

@media (min-width: 769px) {
    .preview-header {
        max-width: 900px;
    }
}

.preview-title {
    font-size: var(--text-xl);
    /* Modal title size per brand guidelines */
    font-weight: 600;
    line-height: 1.2;
    color: var(--modal-text-white);
    margin: 0;
}

.preview-subtitle {
    font-size: var(--text-base);
    /* Body text size */
    line-height: 1.4;
    color: var(--color-muted-text-light);
    margin-top: var(--space-md);
    /* Tier 3 spacing */
    margin-bottom: 0;
}

/* Scrollable Content Area - applies responsive width constraints */
.preview-content {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    width: 100%;
    box-sizing: border-box;
    margin: 0 auto;
}

/* Responsive width constraints for content */
@media (max-width: 768px) {
    .preview-content {
        max-width: 420px;
    }
}

@media (min-width: 769px) {
    .preview-content {
        max-width: 900px;
    }
}

.preview-section {
    margin-bottom: var(--space-xl);
    /* Tier 1: Section-to-section breaks */
}

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

.preview-section-title {
    font-size: var(--text-base);
    /* Section title size per brand guidelines */
    font-weight: 600;
    line-height: 1.2;
    color: var(--modal-text-white);
    margin: 0 0 var(--space-md) 0;
    padding-left: 0;
}

/* Exercise Block */
.preview-exercise-block {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-standard);
    /* Medium elements per brand guidelines */
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    /* Tier 3: Standard spacing */
}

.preview-exercise-block:last-child {
    margin-bottom: 0;
}

.workout-preview-modal .preview-exercise-block {
    cursor: pointer;
    transition:
        background-color var(--transition-fast),
        transform var(--transition-fast);
}

.workout-preview-modal .preview-exercise-block:hover {
    transform: translateY(-1px);
}

.preview-exercise-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.preview-exercise-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    /* Standard spacing */
    padding: 12px 0;
    font-size: var(--text-base);
    /* Body text */
    line-height: 1.4;
    color: var(--modal-text-white);
}

.preview-exercise-item:first-child {
    padding-top: 0;
}

.preview-exercise-item:last-child {
    padding-bottom: 0;
}

/* Superset Label Badge */
.preview-superset-label {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    border-radius: var(--radius-standard);
    /* Circle per brand guidelines */
    background-color: var(--modal-element-bg-hover);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--text-sm);
    /* Secondary text size */
    color: var(--modal-text-white);
}

/* Footer - applies responsive width constraints */
.preview-footer {
    padding: 16px;
    flex-shrink: 0;
    width: 100%;
    box-sizing: border-box;
    margin: 0 auto;
}

/* Responsive width constraints for footer */
@media (max-width: 768px) {
    .preview-footer {
        max-width: 420px;
    }
}

@media (min-width: 769px) {
    .preview-footer {
        max-width: 900px;
    }
}

.preview-footer .btn {
    width: 100%;
    border-radius: var(--radius-pill);
    /* Pill buttons per brand guidelines */
    font-size: var(--text-base);
    font-weight: 500;
    padding: var(--space-sm) var(--space-lg);
    transition:
        background-color var(--transition-normal),
        color var(--transition-normal),
        transform var(--transition-fast);
    /* Standard transition */
}

/* Hover effects - only on capable devices */
@media (hover: hover) and (pointer: fine) {
    .preview-footer .btn:hover {
        transform: translateY(-1px);
    }
}

/* Loading/Error States */
.preview-loading {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    padding: var(--space-md) 0 var(--space-lg);
    width: 100%;
    position: relative;
    color: var(--color-muted-text-light);
}

.preview-loading-message {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
}

.preview-error {
    text-align: center;
    padding: 40px 16px;
    color: var(--color-danger);
}

.preview-skeleton {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    width: 100%;
}

.preview-skeleton-section {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-standard);
    padding: var(--space-md);
    position: relative;
    overflow: hidden;
}

.preview-skeleton-title {
    height: 18px;
    width: 45%;
    border-radius: var(--radius-standard);
    margin-bottom: var(--space-md);
}

.preview-skeleton-item {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 12px;
}

.preview-skeleton-item:first-of-type {
    margin-top: 0;
}

.preview-skeleton-badge {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-standard);
    flex-shrink: 0;
}

.preview-skeleton-line {
    flex: 1;
    height: 14px;
    border-radius: var(--radius-standard);
}

.preview-skeleton-line-short {
    width: 45%;
}

.preview-skeleton-line-medium {
    width: 65%;
}

.preview-skeleton-fill {
    background-color: var(--bg-tertiary);
    background-size: 200% 100%;
    animation: previewSkeletonSheen 1.6s ease-in-out infinite;
}


@keyframes previewSkeletonSheen {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .preview-header {
        padding: var(--space-lg) var(--space-md) var(--space-md);
    }

    .preview-content {
        padding: 16px;
    }
}