/* Logic L4: Sorting Room */

.sort-page {
  --sort-ink: #25242c;
  --sort-paper: #fff1d9;
  --sort-coral: #d66b64;
  --sort-violet: #484276;
  --sort-blue: #2f7b8b;
  --sort-green: #5f9367;
  --sort-gold: #dfb64d;
  color: var(--sort-ink);
}

.sort-topbar {
  border-color: rgba(72, 66, 118, 0.28);
}

.sort-progressbar {
  background: rgba(255, 241, 217, 0.78);
  border: 1px solid rgba(72, 66, 118, 0.18);
  border-radius: 999px;
  height: 8px;
  margin: 0 auto 10px;
  max-width: 1180px;
  overflow: hidden;
}

.sort-progressbar span {
  background: linear-gradient(90deg, var(--sort-violet), var(--sort-blue), var(--sort-gold));
  display: block;
  height: 100%;
  transition: width 320ms ease;
}

.sort-progress {
  display: flex;
  gap: 7px;
  justify-content: center;
  margin: 0 auto 12px;
}

.sort-progress__dot {
  background: rgba(37, 36, 44, 0.34);
  border: 1px solid rgba(255, 241, 217, 0.72);
  border-radius: 50%;
  height: 10px;
  width: 10px;
}

.sort-progress__dot.is-current {
  background: var(--sort-paper);
  box-shadow: 0 0 0 3px rgba(223, 182, 77, 0.24);
}

.sort-progress__dot.is-filled {
  background: var(--sort-gold);
  box-shadow: 0 0 12px rgba(223, 182, 77, 0.5);
}

.sort-room {
  margin: 0 auto;
  max-width: 1180px;
}

.sort-room__scene {
  background:
    radial-gradient(circle at 18% 18%, rgba(214, 107, 100, 0.32), transparent 25%),
    radial-gradient(circle at 82% 30%, rgba(47, 123, 139, 0.25), transparent 24%),
    linear-gradient(180deg, rgba(255, 241, 217, 0.2), rgba(72, 66, 118, 0.2)),
    url("../img/arena-logic-library.jpg") center center / cover no-repeat;
  border: 1px solid rgba(255, 241, 217, 0.34);
  border-radius: 8px;
  box-shadow: 0 24px 60px rgba(37, 36, 44, 0.34);
  height: min(740px, calc(100vh - 130px));
  min-height: 680px;
  overflow: hidden;
  position: relative;
  isolation: isolate;
}

.sort-room__scene::before {
  background:
    repeating-linear-gradient(90deg, rgba(255, 241, 217, 0.06) 0 1px, transparent 1px 72px),
    radial-gradient(ellipse at 50% 78%, rgba(223, 182, 77, 0.18), transparent 46%),
    linear-gradient(180deg, rgba(20, 20, 20, 0.08), transparent 48%);
  content: "";
  inset: 0;
  position: absolute;
  z-index: 1;
}

.sort-room__scene::after {
  background:
    repeating-linear-gradient(90deg, rgba(255, 241, 217, 0.08) 0 4px, transparent 4px 44px),
    linear-gradient(180deg, #655d78, #333147);
  border-top: 1px solid rgba(255, 241, 217, 0.22);
  bottom: -58px;
  box-shadow: 0 -20px 45px rgba(37, 36, 44, 0.3);
  content: "";
  height: 210px;
  left: -3%;
  position: absolute;
  right: -3%;
  transform: skewY(-2deg);
  z-index: -1;
}

.sort-room__arches {
  display: flex;
  gap: 20px;
  left: 5%;
  opacity: 0.68;
  position: absolute;
  top: 28px;
  z-index: 2;
}

.sort-room__arches span {
  background:
    radial-gradient(circle at 50% 34%, rgba(223, 182, 77, 0.36), transparent 24%),
    linear-gradient(180deg, rgba(255, 241, 217, 0.42), rgba(72, 66, 118, 0.24));
  border: 1px solid rgba(255, 241, 217, 0.28);
  border-radius: 28px 28px 4px 4px;
  height: 90px;
  width: 46px;
}

.sort-room__lamps {
  inset: auto 5% 70px 5%;
  pointer-events: none;
  position: absolute;
  z-index: 2;
}

.sort-room__lamps span {
  background: radial-gradient(circle, #fff8cf 0 35%, var(--sort-gold) 36% 58%, rgba(223, 182, 77, 0.08) 59%);
  border-radius: 50%;
  bottom: 0;
  box-shadow: 0 0 42px rgba(223, 182, 77, 0.52);
  height: 54px;
  position: absolute;
  width: 54px;
}

.sort-room__lamps span:first-child { left: 0; }
.sort-room__lamps span:last-child { right: 0; }

.sort-room__prompt {
  left: 50%;
  max-width: min(720px, 66%);
  position: absolute;
  text-align: center;
  text-shadow: 0 3px 10px rgba(20, 18, 16, 0.56);
  top: 3%;
  transform: translateX(-50%);
  z-index: 5;
}

.sort-room__prompt span,
.sort-shelf__title span,
.sort-card__title span,
.sort-region-panel > span,
.sort-why span,
.sort-reward__copy span,
.sort-selected span {
  color: rgba(255, 241, 217, 0.86);
  display: block;
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.sort-room__prompt h1 {
  color: #fff8df;
  font-family: var(--font-display);
  font-size: clamp(1.28rem, 2.35vw, 2rem);
  line-height: 1.04;
  margin: 3px 0 0;
}

.sort-shelf {
  background: linear-gradient(180deg, rgba(37, 36, 44, 0.92), rgba(72, 66, 118, 0.88));
  border: 2px solid rgba(255, 241, 217, 0.32);
  border-radius: 8px;
  box-shadow: 0 14px 28px rgba(28, 24, 30, 0.28);
  left: 4%;
  padding: 9px 12px;
  position: absolute;
  right: 4%;
  top: 13%;
  z-index: 4;
}

.sort-shelf__title {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin-bottom: 7px;
}

.sort-shelf__title strong {
  color: #fff2c8;
  font-size: 0.82rem;
}

.sort-shelf__rail {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.sort-shelf__slot {
  background: rgba(255, 241, 217, 0.08);
  border: 1px dashed rgba(255, 241, 217, 0.3);
  border-radius: 6px;
  display: grid;
  min-height: 74px;
  padding: 6px;
  place-items: center;
}

.sort-shelf__slot.is-current {
  border-color: rgba(223, 182, 77, 0.68);
}

.sort-shelf__slot.is-filled {
  background: rgba(223, 182, 77, 0.13);
  border-style: solid;
}

.sort-token {
  align-items: center;
  background: linear-gradient(180deg, rgba(255, 241, 217, 0.94), rgba(240, 213, 162, 0.92));
  border: 2px solid rgba(72, 66, 118, 0.22);
  border-radius: 6px;
  box-shadow: inset 0 -8px 16px rgba(72, 66, 118, 0.08);
  display: flex;
  flex-direction: column;
  gap: 2px;
  justify-content: center;
  min-height: 58px;
  text-align: center;
  width: 100%;
}

.sort-token span {
  color: rgba(37, 36, 44, 0.66);
  font-size: 0.68rem;
  font-weight: 900;
  text-transform: uppercase;
}

.sort-token strong {
  color: var(--sort-violet);
  font-family: var(--font-display);
  font-size: 1.24rem;
  line-height: 1;
}

.sort-token.is-filled {
  background: linear-gradient(180deg, #fff3bd, #dfb64d);
  border-color: rgba(255, 248, 222, 0.62);
}

.sort-steps {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  left: 4%;
  position: absolute;
  right: 4%;
  top: 26.5%;
  z-index: 5;
}

.sort-step {
  background: rgba(37, 36, 44, 0.78);
  border: 1px solid rgba(255, 241, 217, 0.22);
  border-radius: 6px;
  color: rgba(255, 241, 217, 0.74);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  padding: 8px 10px;
  text-align: center;
}

.sort-step--active {
  background: rgba(47, 123, 139, 0.82);
  color: #fff8df;
}

.sort-step--complete {
  background: rgba(223, 182, 77, 0.9);
  color: #302a42;
}

.sort-workbench {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1.12fr) minmax(290px, 0.86fr) minmax(180px, 0.48fr);
  inset: 33% 4% 5%;
  position: absolute;
  z-index: 5;
}

.sort-card,
.sort-region-panel,
.sort-guide {
  background: rgba(255, 241, 217, 0.94);
  border: 1px solid rgba(255, 250, 236, 0.76);
  border-radius: 8px;
  box-shadow: 0 18px 38px rgba(37, 36, 44, 0.26);
  min-height: 0;
}

.sort-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px;
}

.sort-card__title {
  align-items: center;
  display: flex;
  gap: 10px;
  justify-content: space-between;
}

.sort-card__title span,
.sort-region-panel > span,
.sort-why span,
.sort-reward__copy span,
.sort-selected span {
  color: var(--sort-coral);
}

.sort-card__title strong {
  color: var(--sort-violet);
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.sort-rules {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.sort-rules div {
  background: linear-gradient(90deg, rgba(214, 107, 100, 0.12), rgba(47, 123, 139, 0.1));
  border: 1px solid rgba(214, 107, 100, 0.16);
  border-radius: 6px;
  padding: 9px 10px;
}

.sort-rules span {
  color: var(--sort-coral);
  display: block;
  font-size: 0.68rem;
  font-weight: 900;
  text-transform: uppercase;
}

.sort-rules strong {
  color: var(--sort-violet);
  display: block;
  font-size: 1rem;
  line-height: 1.12;
}

.sort-objects {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  min-height: 0;
  overflow: auto;
  padding-right: 2px;
}

.sort-object {
  background: #fff8ec;
  border: 1px solid rgba(72, 66, 118, 0.16);
  border-radius: 7px;
  color: rgba(37, 36, 44, 0.84);
  cursor: pointer;
  display: grid;
  gap: 3px;
  min-height: 58px;
  padding: 8px;
  text-align: left;
}

.sort-object strong {
  color: var(--sort-violet);
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1;
}

.sort-object span {
  color: rgba(37, 36, 44, 0.6);
  font-size: 0.72rem;
  font-weight: 900;
}

.sort-object.is-selected {
  background: linear-gradient(135deg, rgba(47, 123, 139, 0.94), rgba(72, 66, 118, 0.94));
  color: #fff8df;
}

.sort-object.is-selected strong,
.sort-object.is-selected span {
  color: #fff8df;
}

.sort-object.is-placed:not(.is-selected) {
  border-color: rgba(95, 147, 103, 0.48);
  box-shadow: inset 0 0 0 2px rgba(95, 147, 103, 0.08);
}

.sort-selected {
  background: rgba(72, 66, 118, 0.08);
  border: 1px solid rgba(72, 66, 118, 0.12);
  border-radius: 7px;
  padding: 10px;
}

.sort-selected strong {
  color: var(--sort-violet);
  display: block;
  font-family: var(--font-display);
  font-size: 1.22rem;
  margin-top: 2px;
}

.sort-region-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px;
}

.sort-venn {
  height: 104px;
  position: relative;
}

.sort-circle {
  align-items: center;
  border: 3px solid rgba(72, 66, 118, 0.44);
  border-radius: 50%;
  color: var(--sort-violet);
  display: flex;
  font-family: var(--font-display);
  font-size: 1.6rem;
  inset: 0 auto auto 16%;
  justify-content: center;
  height: 104px;
  position: absolute;
  width: 104px;
}

.sort-circle--b {
  border-color: rgba(47, 123, 139, 0.48);
  left: auto;
  right: 16%;
}

.sort-region-buttons {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.sort-region-button {
  background: rgba(37, 36, 44, 0.28);
  border: 0;
  border-radius: 7px;
  color: rgba(255, 241, 217, 0.68);
  cursor: not-allowed;
  display: grid;
  gap: 3px;
  min-height: 58px;
  padding: 8px;
}

.sort-region-button span {
  font-size: 0.7rem;
  font-weight: 900;
  text-transform: uppercase;
}

.sort-region-button strong {
  font-size: 0.8rem;
  line-height: 1.12;
}

.sort-region-button.is-ready {
  cursor: pointer;
}

.sort-region-button--a.is-ready {
  background: rgba(72, 66, 118, 0.9);
  color: #fff8df;
}

.sort-region-button--both.is-ready {
  background: linear-gradient(135deg, var(--sort-violet), var(--sort-blue));
  color: #fff8df;
}

.sort-region-button--b.is-ready {
  background: rgba(47, 123, 139, 0.9);
  color: #fff8df;
}

.sort-region-button--out.is-ready {
  background: rgba(37, 36, 44, 0.86);
  color: #fff8df;
}

.sort-count {
  background: rgba(72, 66, 118, 0.08);
  border: 1px solid rgba(72, 66, 118, 0.12);
  border-radius: 7px;
  color: var(--sort-violet);
  font-weight: 900;
  padding: 9px;
  text-align: center;
}

.sort-lock {
  background: rgba(37, 36, 44, 0.34);
  border: 0;
  border-radius: 7px;
  color: rgba(255, 241, 217, 0.64);
  cursor: not-allowed;
  margin-top: auto;
  min-height: 48px;
  padding: 10px 12px;
}

.sort-lock.is-ready {
  background: linear-gradient(135deg, var(--sort-coral), var(--sort-violet));
  box-shadow: 0 14px 26px rgba(214, 107, 100, 0.3);
  color: #fff8df;
  cursor: pointer;
}

.sort-lock strong {
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sort-guide {
  align-items: center;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  padding: 12px;
  position: relative;
}

.sort-guide__circles {
  height: 50px;
  margin-bottom: 8px;
  position: relative;
  width: 94px;
}

.sort-guide__circles span {
  border: 3px solid rgba(72, 66, 118, 0.5);
  border-radius: 50%;
  height: 48px;
  left: 8px;
  position: absolute;
  top: 0;
  width: 48px;
}

.sort-guide__circles span:last-child {
  border-color: rgba(47, 123, 139, 0.54);
  left: 38px;
}

.sort-guide__head {
  background: linear-gradient(180deg, #f1bf93, #a96d6b);
  border: 2px solid rgba(72, 66, 118, 0.16);
  border-radius: 50% 50% 42% 42%;
  height: 54px;
  position: relative;
  width: 54px;
}

.sort-guide__head span {
  background: var(--sort-violet);
  border-radius: 50%;
  box-shadow: 18px 0 0 var(--sort-violet);
  height: 5px;
  left: 14px;
  position: absolute;
  top: 24px;
  width: 5px;
}

.sort-guide__body {
  background: linear-gradient(180deg, var(--sort-blue), #245467);
  border-radius: 22px 22px 6px 6px;
  height: 92px;
  margin-top: -2px;
  width: 74px;
}

.sort-guide__bubble {
  background: var(--sort-violet);
  border: 1px solid rgba(255, 241, 217, 0.22);
  border-radius: 8px;
  bottom: 12px;
  color: #fff8df;
  font-size: 0.82rem;
  font-weight: 800;
  left: 10px;
  line-height: 1.25;
  padding: 10px;
  position: absolute;
  right: 10px;
  text-align: center;
}

.sort-celebration {
  align-items: center;
  background: rgba(37, 36, 44, 0.86);
  border: 1px solid rgba(255, 241, 217, 0.3);
  border-radius: 8px;
  bottom: 5%;
  box-shadow: 0 18px 42px rgba(37, 36, 44, 0.36);
  color: #fff8df;
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(130px, 0.55fr) minmax(340px, 1fr) minmax(120px, 0.45fr) auto;
  left: 4%;
  padding: 12px;
  position: absolute;
  right: 4%;
  z-index: 8;
}

.sort-celebration > strong {
  color: var(--sort-gold);
  font-family: var(--font-display);
  font-size: 1.18rem;
}

.sort-celebration > span {
  color: rgba(255, 241, 217, 0.78);
  font-weight: 900;
}

.sort-why {
  color: #fff8df;
}

.sort-why p {
  font-size: 0.82rem;
  line-height: 1.22;
  margin: 2px 0 4px;
}

.sort-why strong {
  color: var(--sort-gold);
  display: block;
  font-size: 0.72rem;
  line-height: 1.2;
}

.sort-reward {
  display: grid;
  inset: 4%;
  place-items: center;
  position: absolute;
  z-index: 7;
}

.sort-reward__card {
  background: rgba(255, 241, 217, 0.96);
  border: 1px solid rgba(255, 250, 236, 0.72);
  border-radius: 8px;
  box-shadow: 0 22px 58px rgba(37, 36, 44, 0.36);
  display: grid;
  gap: 16px;
  max-height: 100%;
  max-width: 850px;
  overflow: auto;
  padding: 24px;
  text-align: center;
  width: min(850px, 100%);
}

.sort-reward__copy h2 {
  color: var(--sort-violet);
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 0.96;
  margin: 4px 0 8px;
}

.sort-reward__copy p {
  color: rgba(37, 36, 44, 0.72);
  font-weight: 800;
  margin: 0 auto;
  max-width: 560px;
}

.sort-reward__tiles {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.sort-reward__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.sort-reward__badges span {
  background: rgba(72, 66, 118, 0.12);
  border: 1px solid rgba(72, 66, 118, 0.16);
  border-radius: 999px;
  color: var(--sort-violet);
  font-size: 0.78rem;
  font-weight: 900;
  padding: 7px 10px;
}

.sort-reward__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.sort-room__scene--reward .sort-room__arches,
.sort-room__scene--reward .sort-room__lamps {
  opacity: 0.35;
}

@media (max-width: 900px) {
  .sort-room__scene {
    height: auto;
    min-height: 0;
    overflow: visible;
    padding: 18px;
  }

  .sort-room__prompt,
  .sort-shelf,
  .sort-steps,
  .sort-workbench,
  .sort-celebration,
  .sort-reward {
    inset: auto;
    left: auto;
    position: relative;
    right: auto;
    top: auto;
    transform: none;
  }

  .sort-room__prompt {
    max-width: none;
    margin-bottom: 12px;
  }

  .sort-shelf,
  .sort-steps,
  .sort-workbench,
  .sort-celebration {
    margin-bottom: 12px;
  }

  .sort-shelf__rail,
  .sort-reward__tiles {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .sort-steps,
  .sort-workbench,
  .sort-celebration {
    grid-template-columns: 1fr;
  }

  .sort-guide {
    min-height: 220px;
  }
}