@layer components {
  /* ============================================================================
   * MODAL COMPONENT
   * Overlay dialog with backdrop
   * ========================================================================= */

  .modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    overflow-y: auto;
  }

  /* Modal is visible when it has the --open modifier */
  .modal--open {
    display: flex;
  }

  /* Backdrop */
  .modal__backdrop {
    position: fixed;
    inset: 0;
    background-color: oklch(0% 0 0deg / 0.5);
    backdrop-filter: blur(2px);
    animation: modal-backdrop-fade-in var(--transition-normal);
  }

  /* Container */
  .modal__container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 600px;
    animation: modal-slide-up var(--transition-normal);
  }

  /* Content */
  .modal__content {
    background-color: var(--color-bg-main);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - var(--space-xxl) * 2);
  }

  /* Header */
  .modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--color-gray-1);
  }

  /* Title */
  .modal__title {
    margin: 0;
    font-size: var(--font-size-heading-md);
    font-weight: var(--font-weight-semibold);
    color: var(--color-dark);
  }

  /* Close button */
  .modal__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    padding: 0;
    border: none;
    background-color: transparent;
    color: var(--color-gray-3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
  }

  .modal__close:hover {
    background-color: var(--color-gray-1);
    color: var(--color-dark);
  }

  .modal__close svg {
    width: 1.25rem;
    height: 1.25rem;
  }

  /* Body */
  .modal__body {
    padding: var(--space-xl);
    overflow-y: auto;
    flex: 1;
  }

  /* Footer */
  .modal__footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid var(--color-gray-1);
  }

  /* ============================================================================
   * SIZE VARIANTS
   * ========================================================================= */

  .modal--sm .modal__container {
    max-width: 400px;
  }

  .modal--md .modal__container {
    max-width: 600px;
  }

  .modal--lg .modal__container {
    max-width: 800px;
  }

  .modal--xl .modal__container {
    max-width: 1200px;
  }

  /* ============================================================================
   * ANIMATIONS
   * ========================================================================= */

  @keyframes modal-backdrop-fade-in {
    from {
      opacity: 0;
    }

    to {
      opacity: 1;
    }
  }

  @keyframes modal-slide-up {
    from {
      opacity: 0;
      transform: translateY(2rem);
    }

    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* ============================================================================
   * RESPONSIVE BEHAVIOR
   * ========================================================================= */

  @media (width <= 768px) {
    .modal {
      padding: var(--space-md);
    }

    .modal__container {
      max-width: 100%;
    }

    .modal__header,
    .modal__body,
    .modal__footer {
      padding: var(--space-md) var(--space-lg);
    }

    .modal__title {
      font-size: var(--font-size-heading-sm);
    }

    .modal--sm .modal__container,
    .modal--md .modal__container,
    .modal--lg .modal__container,
    .modal--xl .modal__container {
      max-width: 100%;
    }
  }

  /* ============================================================================
   * HELPER CLASSES
   * Common patterns for modal content
   * ========================================================================= */

  .modal-text {
    margin-bottom: var(--space-lg);
    color: var(--color-gray-5);
  }

  .modal-text:last-child {
    margin-bottom: 0;
  }

  .modal-actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: flex-end;
    width: 100%;
  }

  .modal-form {
    margin: 0;
  }

  /* ============================================================================
   * DARK MODE ADJUSTMENTS
   * ========================================================================= */

  @media (prefers-color-scheme: dark) {
    .modal__backdrop {
      background-color: oklch(0% 0 0deg / 0.7);
    }

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