.l-time-studies-tab {
  display: flex;
  flex-direction: column;
  position: relative;
  align-items: center;
}

.l-time-studies-tab__tree {
  margin-top: 1.5rem;
  margin-bottom: 12.5rem;
}

.l-time-study-options {
  display: flex;
  flex-direction: row;
}

.l-time-study-options > * {
  margin: 0.2rem;
}

.l-time-study-tree {
  position: relative;
}

.l-time-study {
  position: absolute;
  z-index: 1;
}

.l-time-study-connection {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
}

/* #region o-time-study */

.c-pelle-useless {
  width: 18rem;
  height: 10rem;
  font-family: Typewriter, serif;
  font-size: 1rem;
  font-weight: bold;
  background-color: crimson;
  border: 0.1rem solid;
  border-radius: var(--var-border-radius, 0.4rem);
  transition-duration: 0.2s;
  text-decoration: line-through;
}

.c-pelle-useless-available {
  animation: a-time-study 7s infinite;
  cursor: pointer;
}

.c-pelle-useless--unavailable {
  color: black;
  filter: grayscale(90%);
  animation: none;
}

.c-pelle-useless--unavailable:hover {
  background-color: var(--color-bad);
  filter: grayscale(0%);
  cursor: default;
}

.c-pelle-useless--bought {
  background-color: crimson;
  filter: grayscale(50%);
}

.o-time-study {
  width: 18rem;
  height: 10rem;
  font-family: Typewriter, serif;
  font-size: 1rem;
  font-weight: bold;
  background-color: black;
  border: 0.1rem solid;
  border-radius: var(--var-border-radius, 0.4rem);
  transition-duration: 0.2s;
}

.o-time-study--available {
  animation: a-time-study 7s infinite;
  cursor: pointer;
}

.o-time-study--available:hover {
  background-color: #00bcd4;
  animation: none;
}

.o-time-study--unavailable {
  color: black;
}

.o-time-study--unavailable:hover {
  background-color: var(--color-bad);
}

.t-metro .o-time-study--unavailable,
.t-inverted-metro .o-time-study--unavailable,
.t-s1 .o-time-study--unavailable,
.t-s8 .o-time-study--unavailable {
  box-shadow: 0.1rem 0.1rem 0.1rem 0 black;
}

.s-base--metro .o-time-study--unavailable,
.t-s1 .o-time-study--unavailable {
  color: black;
  border: none;
}

@keyframes a-time-study {
  0% { box-shadow: inset 0 0 0.3rem 0; }
  50% { box-shadow: inset 0 0 2rem 0; }
  100% { box-shadow: inset 0 0 0.3rem 0; }
}

.o-time-study--small {
  width: 12rem;
  font-size: 0.85rem;
  padding-right: 0.5rem;
  padding-left: 0.5rem;
}

.o-time-study-normal--available {
  color: var(--color-eternity);
  border-color: var(--color-eternity);
}

.o-time-study-normal--available:hover {
  color: white;
  background-color: var(--color-eternity);
  border-color: black;
}

.o-time-study-antimatter-dim--available {
  color: #22aa48;
  border-color: #198036;
}

.o-time-study-antimatter-dim--available:hover {
  color: #eeeeee;
  background-color: #22aa48;
}

.o-time-study-infinity-dim--available {
  color: #b67f33;
  border-color: #8b6227;
}

.o-time-study-infinity-dim--available:hover {
  color: #eeeeee;
  background-color: #b67f33;
}

.o-time-study-time-dim--available {
  color: #b241e3;
  border-color: #951ec8;
}

.o-time-study-time-dim--available:hover {
  color: #eeeeee;
  background-color: #b241e3;
}

.o-time-study-active--available {
  color: #e60000;
  border-color: #cc0000;
}

.o-time-study-active--available:hover {
  color: #eeeeee;
  background-color: #e60000;
}

.o-time-study-passive--available {
  color: #5e33b6;
  border-color: #4b288f;
}

.o-time-study-passive--available:hover {
  color: #eeeeee;
  background-color: #5e33b6;
}

.o-time-study-idle--available {
  color: #0080ff;
  border-color: #0066cc;
}

.o-time-study-idle--available:hover {
  color: #eeeeee;
  background-color: #0080ff;
}

.o-time-study-dark--available,
.o-time-study-light--available:hover {
  color: black;
  background-color: white;
  border-color: black;
}

.o-time-study-light--available,
.o-time-study-dark--available:hover {
  color: white;
  background-color: black;
  border-color: white;
}

.o-time-study-eternity-challenge--available {
  color: #490066;
  background-color: white;
  border-color: black;
}

.o-time-study-eternity-challenge--available:hover {
  color: white;
  background-color: #490066;
}

.o-time-study-eternity-challenge--complete {
  box-shadow: inset 0 0 3rem var(--color-good-dark);
}

.o-time-study-dilation--available {
  color: #64dd17;
  background-color: black;
  border-color: #64dd17;
  animation: a-time-study-dilation 10s infinite;
}

.o-time-study-dilation--available:hover {
  color: #64dd17;
  background-color: white;
  animation: a-time-study-dilation 10s infinite;
}

.o-time-study-reality--available {
  color: var(--color-reality);
  background-color: white;
  border-color: var(--color-reality);
}

.o-time-study-reality--available:hover {
  color: white;
  background-color: var(--color-reality);
}

.o-time-study-triad--available {
  color: var(--color-v--base);
  background: black;
  border-color: black;
  animation: a-time-study 1.5s infinite;
}

.o-time-study-triad--available:hover {
  color: black;
  background: var(--color-v--base);
}

@keyframes a-time-study-dilation {
  0% { box-shadow: inset 0.5rem  0       2rem; }
  25% { box-shadow: inset 0       0.5rem  2rem; }
  50% { box-shadow: inset -0.5rem 0       2rem; }
  75% { box-shadow: inset 0       -0.5rem 2rem; }
  100% { box-shadow: inset 0.5rem  0       2rem; }
}

.o-time-study-normal--unavailable {
  background-color: #9e9e9e;
}

.t-dark .o-time-study--unavailable:hover,
.t-s6 .o-time-study--unavailable:hover,
.t-s10 .o-time-study--unavailable:hover {
  background-color: var(--color-bad);
  border-color: var(--color-bad);
}

.o-time-study-antimatter-dim--unavailable {
  background-color: #94a89a;
}

.o-time-study-infinity-dim--unavailable {
  background-color: #a8a094;
}

.o-time-study-time-dim--unavailable {
  background-color: #a294a8;
}

.o-time-study-active--unavailable {
  background-color: #a89494;
}

.o-time-study-passive--unavailable {
  background-color: #9b94a8;
}

.o-time-study-idle--unavailable {
  background-color: #949ea8;
}

.o-time-study-dark--unavailable {
  background-color: #858585;
}

.o-time-study-light--unavailable {
  background-color: #b8b8b8;
}

.o-time-study-eternity-challenge--unavailable {
  background-color: #9e9e9e;
}

.o-time-study-dilation--unavailable {
  background-color: #9ca894;
}

.o-time-study-reality--unavailable {
  background-color: #94a895;
}

.o-time-study-triad--unavailable {
  background-color: #a8a494;
}

.o-time-study-normal--bought {
  color: black;
  background-color: var(--color-eternity);
  border-color: black;
}

.o-time-study-antimatter-dim--bought {
  color: black;
  background-color: #22aa48;
  border-color: black;
}

.o-time-study-infinity-dim--bought {
  color: black;
  background-color: #b67f33;
  border-color: black;
}

.o-time-study-time-dim--bought {
  color: black;
  background-color: #b241e3;
  border-color: black;
}

.o-time-study-active--bought {
  color: black;
  background-color: #e60000;
  border-color: black;
}

.o-time-study-passive--bought {
  color: black;
  background-color: #5e33b6;
  border-color: black;
}

.o-time-study-idle--bought {
  color: black;
  background-color: #0080ff;
  border-color: black;
}

.o-time-study-dark--bought {
  color: white;
  background-color: black;
  border-color: white;
  border-width: 0.3rem;
  border-style: double;
}

.o-time-study-light--bought {
  color: black;
  background-color: white;
  border-color: black;
  border-width: 0.3rem;
  border-style: double;
}

.o-time-study-eternity-challenge--bought {
  color: white;
  background-color: #490066;
  border-color: black;
}

.o-time-study-eternity-challenge--running {
  color: var(--color-eternity);
  background-color: black;
  border: 0.1rem solid var(--color-eternity);
  animation: a-eternity-challenge-running 6s infinite;
}

@keyframes a-eternity-challenge-running {
  0% { box-shadow: inset 1rem  0       3rem #490066; }
  25% { box-shadow: inset 0     0.5rem  3rem #490066; }
  50% { box-shadow: inset -1rem 0       3rem #490066; }
  75% { box-shadow: inset 0     -0.5rem 3rem #490066; }
  100% { box-shadow: inset 1rem  0       3rem #490066; }
}

.o-time-study-dilation--bought {
  color: black;
  background-color: #64dd17;
  border-color: black;
}

.o-time-study-reality--bought {
  color: black;
  background-color: var(--color-reality);
  border-color: black;
}

.o-time-study-triad--bought {
  color: black;
  background-color: var(--color-v--base);
  border-color: black;
}

.t-dark .o-time-study-antimatter-dim--bought,
.t-s6 .o-time-study-antimatter-dim--bought,
.t-s10 .o-time-study-antimatter-dim--bought {
  border-color: #198036;
}

.t-dark .o-time-study-infinity-dim--bought,
.t-s6 .o-time-study-infinity-dim--bought,
.t-s10 .o-time-study-infinity-dim--bought {
  border-color: #8b6227;
}

.t-dark .o-time-study-time-dim--bought,
.t-s6 .o-time-study-time-dim--bought,
.t-s10 .o-time-study-time-dim--bought {
  border-color: #951ec8;
}

.t-dark .o-time-study-active--bought,
.t-s6 .o-time-study-active--bought,
.t-s10 .o-time-study-active--bought {
  border-color: #cc0000;
}

.t-dark .o-time-study-passive--bought,
.t-s6 .o-time-study-passive--bought,
.t-s10 .o-time-study-passive--bought {
  border-color: #4b288f;
}

.t-dark .o-time-study-idle--bought,
.t-s6 .o-time-study-idle--bought,
.t-s10 .o-time-study-idle--bought {
  border-color: #0066cc;
}

.o-time-study--secret {
  opacity: 0;
  transition: opacity 1s;
  transition-delay: 1s;
  cursor: pointer;
}

.o-time-study--secret-unlocked {
  opacity: 1;
  transition: opacity 1s;
  transition-delay: 0s;
  cursor: pointer;
}

.o-time-study--enslaved {
  opacity: 0.02;
  background: var(--color-enslaved--base);
  transition: all 1s;
  animation: a-time-study 0.5s infinite;
  cursor: pointer;
}

.o-time-study--enslaved-unlocked {
  opacity: 1;
  background: var(--color-eternity);
  animation: a-time-study 2s infinite;
  cursor: default;
}

/* #endregion o-time-study */

.o-time-study-connection {
  stroke: #444444;
  /* This one should be px, because it rem svg behaves weirdly under scale */
  stroke-width: 16px;
  transition: stroke 0.3s;
}

.o-time-study-connection--antimatter-dim {
  stroke: #37533f;
}

.o-time-study-connection--infinity-dim {
  stroke: #534737;
}

.o-time-study-connection--time-dim {
  stroke: #4a3753;
}

.o-time-study-connection--active {
  stroke: #533737;
}

.o-time-study-connection--passive {
  stroke: #403753;
}

.o-time-study-connection--idle {
  stroke: #374553;
}

.o-time-study-connection--eternity-challenge {
  stroke: #4b3753;
}

.o-time-study-connection--dilation {
  stroke: #759362;
}

.o-time-study-connection--bought {
  stroke: black;
}

.s-base--dark .o-time-study-connection--bought {
  stroke: #bbbbbb;
}

.o-time-study-connection--bought.o-time-study-connection--antimatter-dim {
  stroke: #22aa48;
}

.o-time-study-connection--bought.o-time-study-connection--infinity-dim {
  stroke: #b67f33;
}

.o-time-study-connection--bought.o-time-study-connection--time-dim {
  stroke: #b241e3;
}

.o-time-study-connection--bought.o-time-study-connection--active {
  stroke: #ff0100;
}

.o-time-study-connection--bought.o-time-study-connection--passive {
  stroke: #5e33b6;
}

.o-time-study-connection--bought.o-time-study-connection--idle {
  stroke: #0080ff;
}

.o-time-study-connection--bought.o-time-study-connection--eternity-challenge {
  stroke: #490066;
}

.o-time-study-connection--bought.o-time-study-connection--dilation {
  stroke: #64dd17;
}

.o-time-study-connection--secret {
  opacity: 0;
  transition: opacity 1s;
}

.o-time-study-connection--secret-unlocked {
  opacity: 1;
  transition: opacity 1s;
  transition-delay: 1s;
}