/* Layout helpers */
.flex {
  display: flex;
}

.flex-column {
  display: flex;
  flex-direction: column;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.grid {
  display: grid;
}

.container-full {
  width: 100%;
}

/* Text helpers */
.text-left {
  text-align: left;
}

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-accent {
  color: var(--color-accent);
}

.text-muted {
  color: var(--color-text-muted);
}

.text-uppercase {
  text-transform: uppercase;
}

/* Background helpers */
.bg-dark {
  background-color: var(--color-bg);
  color: var(--color-text);
}

.bg-paper {
  background-color: var(--color-paper);
  color: var(--color-black);
}

.bg-surface {
  background-color: var(--color-surface);
}

/* Visibility */
.hidden {
  display: none !important;
}

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

/* Spacing helpers */
.mt-sm {
  margin-top: var(--space-sm);
}

.mt-md {
  margin-top: var(--space-md);
}

.mt-lg {
  margin-top: var(--space-lg);
}

.mb-sm {
  margin-bottom: var(--space-sm);
}

.mb-md {
  margin-bottom: var(--space-md);
}

.mb-lg {
  margin-bottom: var(--space-lg);
}

.pt-lg {
  padding-top: var(--space-lg);
}

.pb-lg {
  padding-bottom: var(--space-lg);
}

/* Interaction */
.clickable {
  cursor: pointer;
}

.no-scroll {
  overflow: hidden;
}