/* Photo Album — mask utilities (port of silk-design masks.css, T003).
   Tailwind deps: none (plain mask-image utilities). Var refs (--vw-1_5,
   --width-x-padding-mask-fade) resolve from foundation.css :root.
   Used by: .pinned-strip-row and .teasers edge feathering (wired in view tranches). */

.mask-fade-x {
  mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
}

.mask-fade-x-medium {
  mask-image: linear-gradient(to right, transparent 0%, black 20%, black 80%, transparent 100%);
}

.mask-padding-x {
  mask-image: linear-gradient(
    to right,
    transparent 0%,
    black var(--width-x-padding-mask-fade),
    black calc(100% - var(--width-x-padding-mask-fade)),
    transparent 100%
  );
}

.mask-fade-bottom {
  mask-image: linear-gradient(to bottom, black 0%, black 50%, transparent 100%);
}

.mask-fade-y {
  mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    black var(--vw-1_5),
    black calc(100% - var(--vw-1_5)),
    transparent 100%
  );
}

.mask-fade-y-medium {
  mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    black 20%,
    black 80%,
    transparent 100%
  );
}

.mask-fade-bottom-large {
  mask-image: linear-gradient(to bottom, black 0%, black 50%, transparent 75%, transparent 100%);
}

.mask-fade-bottom-long {
  mask-image: linear-gradient(to bottom, black 0%, black 5%, transparent 100%);
}

.mask-fade-top-long {
  mask-image: linear-gradient(to top, black 0%, black 5%, transparent 100%);
}

.mask-fade-xy {
  mask-image: linear-gradient(to right, transparent 0%, black 20%, black 80%, transparent 100%),
    linear-gradient(to bottom, transparent 0%, black 20%, black 80%, transparent 100%);
  mask-composite: intersect;
}

.mask-fade-top-overlay {
  mask-image: linear-gradient(to bottom, transparent, black 60%);
}