/*
 * MCMLXXVIII — signature component
 * Central style for the personal signature across projects.
 * Version 1.0 | 2026-10-17
 * Hosted at: https://darktronmt.github.io/mcmlxxviii/signature.css
 * No dependencies; scoped to .mcmlxxviii-signature.
 */

.mcmlxxviii-signature {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-left: 10px;
  vertical-align: -0.09em;
  line-height: 1;
  text-decoration: none !important;
  opacity: 1;
}

.mcmlxxviii-signature img {
  display: block;
  height: 0.9em;
  width: auto;
  max-width: none;
  border: 0;
}

/* One-line hover card: same appearance on every site. */
.mcmlxxviii-signature::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 12px);
  left: 50%;
  transform: translate(-50%, 6px);
  box-sizing: border-box;

  padding: 10px 16px;
  background: #252525;
  color: #f5f2ee;
  border-top: 2px solid #d96517;
  border-radius: 3px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);

  font-family: Georgia, 'Times New Roman', serif;
  font-size: 12px;
  font-style: normal;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.3px;
  text-align: center;
  text-transform: none;
  white-space: nowrap;

  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 9999;

  transition: opacity 0.22s ease,
              transform 0.22s ease,
              visibility 0.22s ease;
}

@media (hover: hover) and (pointer: fine) {
  .mcmlxxviii-signature:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
  }
}

.mcmlxxviii-signature:focus-visible::after {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.mcmlxxviii-signature:focus-visible {
  outline: 1px solid #d96517;
  outline-offset: 3px;
}

/* On narrow screens the tooltip stays anchored to the right of the mark. */
@media (max-width: 560px) {
  .mcmlxxviii-signature::after {
    left: auto;
    right: 0;
    transform: translateY(6px);
    font-size: 10px;
    padding: 8px 10px;
  }

  .mcmlxxviii-signature:focus-visible::after {
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .mcmlxxviii-signature::after {
    transition: none;
  }
}