:root {
  --presence-size: 40px;
  --presence-ease: cubic-bezier(.24, .7, .28, 1);
}

body {
  position: relative;
}

.presence-world {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 25;
  width: 100%;
  min-height: 100vh;
  overflow: clip;
  pointer-events: none;
  isolation: isolate;
}

.presence-being {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  pointer-events: none;
  transform: translate3d(-120px, -120px, 0);
  transition: opacity 160ms ease;
}

.presence-being.is-visible {
  opacity: .94;
}

.presence-being.is-leaving {
  opacity: 0;
}

/* Kwadrat: mała papierowa postać. Charakter wynika z postawy, nie z efektów. */
.presence-being--kwadrat {
  width: var(--presence-size);
  height: 46px;
}

.presence-kwadrat {
  position: relative;
  display: block;
  width: 34px;
  height: 35px;
  margin: 3px;
  border: 1.5px solid var(--ink);
  border-radius: 3px 5px 4px 2px;
  background: var(--powierzchnia);
  box-shadow: var(--cien-1);
  transform: rotate(-1deg);
  transform-origin: 50% 88%;
  transition: transform 260ms var(--presence-ease), border-color 180ms ease;
}

.presence-kwadrat::before,
.presence-kwadrat::after {
  position: absolute;
  top: 18px;
  width: 8px;
  border-top: 1.5px solid var(--ink);
  content: "";
  transition: transform 240ms var(--presence-ease);
}

.presence-kwadrat::before {
  left: -7px;
  transform: rotate(18deg);
  transform-origin: right;
}

.presence-kwadrat::after {
  right: -7px;
  transform: rotate(-18deg);
  transform-origin: left;
}

.presence-core {
  position: absolute;
  top: 9px;
  left: 7px;
  display: block;
  width: 20px;
  height: 8px;
  transition: transform 220ms var(--presence-ease);
}

.presence-core b {
  position: absolute;
  top: 2px;
  display: block;
  width: 4px;
  height: 3px;
  border-radius: 50%;
  background: var(--ink);
  transition: width 180ms ease, height 180ms ease, transform 220ms var(--presence-ease);
}

.presence-core b:first-child {
  left: 2px;
  transform: rotate(4deg);
}

.presence-core b:last-child {
  top: 3px;
  right: 2px;
  width: 3px;
  height: 2px;
  transform: rotate(-5deg);
}

.presence-scar {
  position: absolute;
  top: 22px;
  left: 13px;
  display: block;
  width: 8px;
  height: 4px;
  border-bottom: 1px solid var(--red);
  border-radius: 0 0 50% 50%;
  transform: rotate(-4deg);
  transition: transform 220ms var(--presence-ease), border-radius 180ms ease;
}

.presence-scar::before,
.presence-scar::after {
  position: absolute;
  top: 12px;
  width: 7px;
  border-top: 1.5px solid var(--ink);
  content: "";
}

.presence-scar::before {
  right: 5px;
  transform: rotate(-7deg);
}

.presence-scar::after {
  left: 5px;
  transform: rotate(7deg);
}

.presence-being--kwadrat[data-state="observe"] .presence-kwadrat {
  border-color: var(--blue);
  transform: translateY(-1px) rotate(1deg);
}

.presence-being--kwadrat[data-state="observe"] .presence-core {
  transform: translate(2px, -1px);
}

.presence-being--kwadrat[data-state="observe"] .presence-kwadrat::after {
  transform: rotate(-42deg);
}

.presence-being--kwadrat[data-state="recoil"] .presence-kwadrat {
  border-color: rgba(212, 67, 47, .72);
  transform: translateX(-2px) rotate(-4deg);
}

.presence-being--kwadrat[data-state="recoil"] .presence-core b {
  top: 3px;
  height: 1.5px;
  border-radius: 0;
}

.presence-being--kwadrat[data-state="recoil"] .presence-kwadrat::before,
.presence-being--kwadrat[data-state="recoil"] .presence-kwadrat::after {
  transform: rotate(5deg);
}

.presence-being--kwadrat[data-state="recoil"] .presence-scar {
  border-radius: 50% 50% 0 0;
  transform: rotate(5deg);
}

.presence-being--kwadrat[data-state="aligned"] .presence-kwadrat {
  border-color: var(--ink);
  transform: rotate(0deg);
}

.presence-being--kwadrat[data-state="aligned"] .presence-core {
  transform: translate(0, 0);
}

.presence-being--kwadrat[data-state="aligned"] .presence-core b {
  width: 4px;
  height: 4px;
}

.presence-being--kwadrat[data-state="aligned"] .presence-scar {
  border-color: var(--blue);
  transform: rotate(0deg);
}

/* Duch Błędu: niegroźna postać z czerwonego skreślenia. */
.presence-being--ghost {
  width: 34px;
  height: 42px;
}

.presence-ghost {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  opacity: .68;
  transition: transform 240ms var(--presence-ease), opacity 180ms ease;
}

.presence-ghost::before {
  position: absolute;
  top: 3px;
  left: 5px;
  width: 24px;
  height: 31px;
  border: 1px solid var(--red);
  border-bottom: 0;
  border-radius: 50% 50% 5px 5px;
  background: var(--powierzchnia);
  content: "";
  transform: rotate(-2deg);
}

.presence-ghost::after {
  position: absolute;
  bottom: 3px;
  left: 6px;
  width: 22px;
  height: 8px;
  background:
    linear-gradient(135deg, transparent 0 48%, var(--red) 49% 52%, transparent 53%) 0 0 / 11px 8px repeat-x;
  content: "";
}

.presence-ghost i {
  position: absolute;
  z-index: 1;
  display: block;
}

.presence-ghost i:nth-child(1),
.presence-ghost i:nth-child(2) {
  top: 14px;
  width: 3px;
  height: 4px;
  border-radius: 50%;
  background: var(--ink);
}

.presence-ghost i:nth-child(1) {
  left: 12px;
}

.presence-ghost i:nth-child(2) {
  right: 11px;
  height: 3px;
}

.presence-ghost i:nth-child(3) {
  top: 24px;
  left: 14px;
  width: 7px;
  border-top: 1px solid var(--red);
  transform: rotate(-4deg);
}

.presence-being--ghost[data-state="remember"] .presence-ghost {
  opacity: .78;
  transform: translateY(-2px) rotate(1deg);
}

/* Glitch 404: drobne, uszkodzone stworzenie zamiast abstrakcyjnej ikony. */
.presence-being--glitch {
  width: 32px;
  height: 36px;
}

.presence-glitch {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  transition: transform 160ms steps(2, end);
}

.presence-glitch::before {
  position: absolute;
  top: 5px;
  left: 4px;
  width: 23px;
  height: 25px;
  border: 1px solid var(--linia-mocna);
  border-right-color: var(--blue);
  border-bottom-color: var(--red);
  background: var(--powierzchnia);
  content: "";
  clip-path: polygon(0 0, 80% 0, 80% 14%, 100% 14%, 100% 100%, 18% 100%, 18% 86%, 0 86%);
}

.presence-glitch::after {
  position: absolute;
  bottom: 1px;
  left: 9px;
  width: 15px;
  border-top: 1px solid var(--linia-mocna);
  content: "";
}

.presence-glitch i,
.presence-glitch b {
  position: absolute;
  z-index: 1;
  top: 13px;
  display: block;
  width: 3px;
  height: 4px;
  background: var(--ink);
}

.presence-glitch i {
  left: 10px;
}

.presence-glitch b {
  top: 15px;
  right: 9px;
  height: 2px;
  background: var(--blue);
}

.presence-glitch em {
  position: absolute;
  z-index: 1;
  top: 23px;
  left: 12px;
  display: block;
  width: 8px;
  border-top: 1px solid var(--red);
  transform: rotate(8deg);
}

.presence-being--glitch[data-state="fracture"] .presence-glitch {
  transform: translate(2px, -1px) rotate(2deg);
}

/* Łącznik: dwie małe figury utrzymujące relację. */
.presence-being--connector {
  width: 72px;
  height: 25px;
}

.presence-being--connector.is-visible {
  opacity: .7;
}

.presence-connector {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
}

.presence-connector::before {
  position: absolute;
  top: 13px;
  right: 17px;
  left: 17px;
  border-top: 1px solid var(--blue);
  content: "";
  transform: scaleX(.2);
  transition: transform 280ms var(--presence-ease);
}

.presence-connector::after {
  position: absolute;
  top: 10px;
  left: calc(50% - 3px);
  width: 6px;
  height: 6px;
  border: 1px solid var(--linia-mocna);
  background: var(--paper);
  content: "";
  transform: rotate(45deg);
}

.presence-connector i,
.presence-connector b {
  position: absolute;
  top: 4px;
  display: block;
  width: 14px;
  height: 18px;
  border: 1px solid var(--linia-mocna);
  border-radius: 5px 5px 3px 3px;
  background: var(--powierzchnia);
  transition: transform 260ms var(--presence-ease);
}

.presence-connector i {
  left: 2px;
  transform: rotate(2deg);
}

.presence-connector b {
  right: 2px;
  border-color: var(--blue);
  transform: rotate(-2deg);
}

.presence-connector i::before,
.presence-connector b::before {
  position: absolute;
  top: 5px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--ink);
  content: "";
}

.presence-connector i::before {
  right: 3px;
}

.presence-connector b::before {
  left: 3px;
}

.presence-connector em {
  display: none;
}

.presence-being--connector[data-state="link"] .presence-connector::before {
  transform: scaleX(1);
}

.presence-being--connector[data-state="link"] .presence-connector i {
  transform: rotate(5deg);
}

.presence-being--connector[data-state="link"] .presence-connector b {
  transform: rotate(-5deg);
}

.presence-world.is-suspended .presence-being {
  opacity: 0;
}

.presence-world[data-mode="work"] .presence-being:not(.presence-being--kwadrat) {
  opacity: 0;
}

/* Jedyna pętla animacji: bardzo wolne gibanie w stanie ciszy. */
@media (prefers-reduced-motion: no-preference) {
  .presence-being--kwadrat.is-visible[data-state="quiet"] .presence-kwadrat {
    animation: kwadrat-sway 7.4s ease-in-out infinite;
  }

  .presence-world[data-mode="work"]
    .presence-being--kwadrat.is-visible[data-state="quiet"]
    .presence-kwadrat {
    animation-duration: 10.5s;
  }

  .presence-world.is-suspended .presence-kwadrat {
    animation-play-state: paused;
  }
}

@keyframes kwadrat-sway {
  0%, 100% {
    transform: translate3d(0, 0, 0) rotate(-1.1deg);
  }
  20% {
    transform: translate3d(.4px, -.6px, 0) rotate(.65deg);
  }
  43% {
    transform: translate3d(-.3px, .35px, 0) rotate(-1.65deg);
  }
  67% {
    transform: translate3d(.55px, -.2px, 0) rotate(.35deg);
  }
  84% {
    transform: translate3d(-.2px, .2px, 0) rotate(-.7deg);
  }
}

@media (max-width: 600px) {
  :root {
    --presence-size: 34px;
  }

  .presence-being--kwadrat {
    height: 40px;
  }

  .presence-kwadrat {
    width: 29px;
    height: 30px;
    margin: 2px;
  }

  .presence-core {
    top: 7px;
    left: 5px;
    width: 19px;
  }

  .presence-scar {
    top: 19px;
    left: 11px;
  }

  .presence-scar::before,
  .presence-scar::after {
    top: 10px;
  }

  .presence-kwadrat::before,
  .presence-kwadrat::after {
    top: 15px;
    width: 6px;
  }

  .presence-kwadrat::before {
    left: -5px;
  }

  .presence-kwadrat::after {
    right: -5px;
  }

  .presence-being--ghost {
    width: 30px;
    height: 38px;
  }

  .presence-being--glitch {
    width: 29px;
    height: 33px;
  }

  .presence-being--connector {
    width: 62px;
    height: 23px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .presence-being,
  .presence-kwadrat,
  .presence-kwadrat::before,
  .presence-kwadrat::after,
  .presence-core,
  .presence-core b,
  .presence-scar,
  .presence-ghost,
  .presence-glitch,
  .presence-connector::before,
  .presence-connector i,
  .presence-connector b {
    animation: none;
    transition: none;
  }
}

@supports not (overflow: clip) {
  .presence-world {
    overflow: hidden;
  }
}