/* =========================================================================
   Motion. One orchestrated hero sequence (driven by js/animations.js +
   GSAP), calm ambient background, and small, purposeful micro-interactions.
   Everything here is disabled under prefers-reduced-motion below.
   ========================================================================= */

@keyframes shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: 0 0; }
}

@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes draw-line {
  from { stroke-dashoffset: var(--dash, 400); }
  to { stroke-dashoffset: 0; }
}

@keyframes pulse-ring {
  0% { transform: scale(0.9); opacity: 0.6; }
  100% { transform: scale(2.4); opacity: 0; }
}

.js-reveal { opacity: 0; }
.js-revealed { animation: fade-up 0.55s cubic-bezier(0.22, 1, 0.36, 1) forwards; }

.float { animation: float-y 5s ease-in-out infinite; }

/* "Stamp" click ripple — a small ring that expands from the click point,
   echoing a rubber date-stamp hitting a drawing. Added to elements with
   class .stampable by js/animations.js. */
.stamp-ring {
  position: absolute;
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 1.5px solid var(--marker);
  transform: translate(-50%, -50%) scale(0.9);
  pointer-events: none;
  animation: pulse-ring 0.5s ease-out forwards;
}

.stampable { position: relative; overflow: hidden; }

/* Loading dots for async fetches */
.dots::after {
  content: "";
  display: inline-block;
  width: 1em;
  text-align: left;
  animation: dots 1.2s steps(4, end) infinite;
}
@keyframes dots {
  0% { content: ""; }
  25% { content: "."; }
  50% { content: ".."; }
  75%, 100% { content: "..."; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .js-reveal { opacity: 1; }
  #bg-canvas { display: none; }
}