/* Shared "notched corner" mask — the same signature shape used on the About
   page's counter photo, reused here for form cards and blog card thumbnails. */
.dogear-mask {
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 328 407%27 preserveAspectRatio=%27none%27%3E%3Cpath fill=%27%23fff%27 d=%27M0 51.5C0 42.6634 7.16344 35.5 16 35.5H131.246C140.348 35.5 149.019 31.6239 155.09 24.8419L167.785 10.6582C173.856 3.87609 182.527 0 191.629 0H312C320.837 0 328 7.16344 328 16V391C328 399.837 320.837 407 312 407H16C7.16345 407 0 399.837 0 391V51.5Z%27/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 328 407%27 preserveAspectRatio=%27none%27%3E%3Cpath fill=%27%23fff%27 d=%27M0 51.5C0 42.6634 7.16344 35.5 16 35.5H131.246C140.348 35.5 149.019 31.6239 155.09 24.8419L167.785 10.6582C173.856 3.87609 182.527 0 191.629 0H312C320.837 0 328 7.16344 328 16V391C328 399.837 320.837 407 312 407H16C7.16345 407 0 399.837 0 391V51.5Z%27/%3E%3C/svg%3E");
  -webkit-mask-size: 100% 100%; mask-size: 100% 100%;
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
}