:root {
  --train-bg: #101214;
  --train-header: #0d0f10;
  --train-surface: #17191b;
  --train-surface-2: #1c1f21;
  --train-line: #2d3033;
  --train-line-soft: #25282b;
  --train-text: #e9eaec;
  --train-muted: #8d9298;
  --train-dim: #666c72;
  --train-amber: #f7b51f;
  --train-amber-bright: #ffbf28;
  --train-green: #8bcf35;
  --train-red: #f04b4b;
}

html {
  background: var(--train-bg);
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--train-bg);
  color: var(--train-text);
  font-family: 'Barlow Condensed', Arial, sans-serif;
}

#train-header {
  position: relative;
  z-index: 120;
  height: 74px;
  padding: 0 24px;
  border-bottom: 1px solid var(--train-line);
  background: var(--train-header);
}

#train-header-left {
  gap: 12px;
}

#train-header-left a {
  display: flex;
  align-items: center;
}

#train-header-left img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

#train-header-left .app-title {
  color: var(--train-text);
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: .025em;
  text-transform: uppercase;
}

.train-badge {
  padding: 4px 10px 3px;
  border: 1px solid var(--train-amber);
  border-radius: 4px;
  background: transparent;
  color: var(--train-amber);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .08em;
}

#train-header-right {
  gap: 10px;
}

.room-info {
  color: var(--train-muted);
  font-size: .9rem;
}

.room-code {
  padding: 3px 7px;
  border-radius: 4px;
  color: var(--train-amber);
  font-family: 'Share Tech Mono', monospace;
  font-size: .95rem;
  letter-spacing: .14em;
}

.room-code:hover {
  background: var(--train-surface-2);
}

.online-count {
  color: var(--train-dim);
  font-size: .84rem;
}

.online-dot {
  width: 7px;
  height: 7px;
  margin-right: 5px;
  background: var(--train-green);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 38px;
  padding: 7px 12px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: var(--train-muted);
  font: inherit;
  font-size: .94rem;
  letter-spacing: .015em;
}

.btn-ghost:hover {
  border-color: var(--train-line);
  background: rgba(255, 255, 255, .025);
  color: var(--train-text);
}

#train-header-right > .btn-ghost:last-child {
  border-color: var(--train-amber);
  color: var(--train-text);
}

#train-header-right > .btn-ghost:last-child:hover {
  border-color: var(--train-amber-bright);
  color: var(--train-amber);
}

.btn-primary {
  width: 100%;
  min-height: 70px;
  padding: 11px 20px;
  border: 1px solid var(--train-amber);
  border-radius: 4px;
  background: var(--train-amber);
  color: #151719;
  font: inherit;
  font-size: 1.06rem;
  font-weight: 600;
  letter-spacing: .015em;
}

.btn-primary:hover {
  border-color: var(--train-amber-bright);
  background: var(--train-amber-bright);
}

.btn-primary:disabled {
  cursor: wait;
  opacity: .65;
}

.btn-primary:focus-visible,
.btn-ghost:focus-visible,
.mode-btn:focus-visible,
.action-btn:focus-visible,
.mp-input:focus-visible {
  outline: 2px solid var(--train-amber);
  outline-offset: 2px;
}

#train-toolbar {
  min-height: 0;
  padding: 0 24px;
  border-bottom: 0;
  background: var(--train-header);
  gap: 10px;
}

#train-toolbar:not(:empty) {
  min-height: 58px;
  padding-top: 9px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--train-line);
}

.toolbar-separator {
  width: 1px;
  height: 26px;
  margin: 0 5px;
  background: var(--train-line);
}

.mode-btn {
  min-height: 34px;
  padding: 6px 11px;
  border: 1px solid var(--train-line);
  border-radius: 4px;
  background: transparent;
  color: var(--train-muted);
  font: inherit;
  font-size: .86rem;
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}

.mode-btn:hover {
  border-color: #60656b;
  color: var(--train-text);
}

.mode-btn.active {
  border-color: var(--train-amber);
  background: rgba(247, 181, 31, .09);
  color: var(--train-amber);
}

.mode-btn .mode-key {
  color: var(--train-dim);
  font-family: 'Share Tech Mono', monospace;
  font-size: .65rem;
}

.color-swatch {
  width: 24px;
  height: 24px;
  border: 2px solid var(--train-line);
  border-radius: 4px;
  transition: border-color .15s ease, transform .15s ease;
}

.color-swatch:hover {
  border-color: var(--train-muted);
  transform: translateY(-1px);
}

.color-swatch.selected {
  border-color: var(--train-amber);
  box-shadow: none;
}

.action-btn {
  width: 34px;
  height: 34px;
  border: 1px solid var(--train-line);
  border-radius: 4px;
  background: transparent;
  color: var(--train-muted);
  font: inherit;
  font-size: .98rem;
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}

.action-btn:hover {
  border-color: #60656b;
  background: rgba(255, 255, 255, .025);
  color: var(--train-text);
}

.action-btn:disabled {
  opacity: .3;
}

.move-history {
  color: var(--train-dim);
  font-family: 'Share Tech Mono', monospace;
  font-size: .8rem;
  scrollbar-color: var(--train-line) transparent;
}

.move-history .move.latest {
  color: var(--train-amber);
}

#cube-container {
  background: var(--train-bg);
}

.modal-overlay {
  inset: 74px 0 0;
  z-index: 100;
  display: grid;
  grid-template-columns: minmax(460px, .93fr) minmax(520px, 1.07fr);
  align-items: center;
  justify-content: stretch;
  background: var(--train-bg);
}

.modal {
  display: flex;
  width: 100%;
  min-width: 0;
  max-width: none;
  height: min(100%, 850px);
  flex-direction: column;
  justify-content: flex-start;
  padding: 80px clamp(46px, 7vw, 100px) 56px;
  border: 0;
  border-right: 1px solid var(--train-line);
  border-radius: 0;
  background: transparent;
}

.modal-header {
  display: block;
  margin-bottom: 74px;
  font-size: inherit;
}

.modal-header h1 {
  color: var(--train-text);
  font-size: clamp(3.5rem, 5.15vw, 5.2rem);
  font-weight: 500;
  line-height: .95;
  letter-spacing: .045em;
  text-transform: uppercase;
}

.modal-header p {
  margin-top: 18px;
  color: var(--train-muted);
  font-size: 1.15rem;
  font-weight: 400;
  letter-spacing: .02em;
}

.mp-field {
  margin-bottom: 25px;
}

.mp-field label {
  display: block;
  margin-bottom: 20px;
  color: var(--train-muted);
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.mp-input {
  width: 100%;
  height: 64px;
  padding: 10px 14px;
  border: 1px solid #45494d;
  border-radius: 4px;
  background: transparent;
  color: var(--train-text);
  font: inherit;
  font-size: 1.08rem;
}

.mp-input::placeholder {
  color: var(--train-dim);
}

.mp-input:hover {
  border-color: #60656b;
}

.mp-actions {
  display: flex;
  margin-top: 0;
  flex-direction: column;
  gap: 36px;
  align-items: stretch;
}

.mp-or {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--train-muted);
  font-size: .94rem;
  text-align: center;
}

.mp-or::before,
.mp-or::after {
  content: '';
  height: 1px;
  flex: 1;
  background: var(--train-line);
}

.mp-code-field {
  margin-bottom: 0;
}

.mp-join-row {
  gap: 10px;
}

.mp-join-row .mp-input {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1rem;
  letter-spacing: .18em;
}

.mp-join-row .btn-primary {
  width: auto;
  min-width: 124px;
  padding: 11px 18px;
  background: transparent;
  color: var(--train-amber);
}

.mp-join-row .btn-primary:hover {
  background: rgba(247, 181, 31, .08);
}

.mp-error {
  min-height: 1.2em;
  margin-top: 10px;
  color: var(--train-red);
  font-size: .9rem;
}

.no-account {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-top: 38px;
  color: var(--train-dim);
  font-size: .92rem;
}

.train-entry-visual {
  display: flex;
  min-width: 0;
  height: min(100%, 850px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 44px clamp(34px, 5vw, 80px);
}

.train-entry-cube {
  display: block;
  width: min(88%, 720px);
  max-height: 82%;
  object-fit: contain;
  filter: drop-shadow(0 24px 30px rgba(0, 0, 0, .42));
  transform: translateY(-55px);
}

.train-live-note {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 22px;
  color: var(--train-muted);
  font-size: 1rem;
  letter-spacing: .015em;
  text-align: center;
}

.train-live-note .ph {
  color: var(--train-amber);
  font-size: 1.35rem;
}

.status-toast {
  z-index: 200;
  border: 1px solid var(--train-line);
  border-radius: 4px;
  background: var(--train-surface-2);
  color: var(--train-text);
  font-size: .9rem;
}

.player-search-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  display: none;
  width: 300px;
  overflow: hidden;
  border: 1px solid var(--train-line);
  border-radius: 4px;
  background: var(--train-surface-2);
  box-shadow: 0 18px 36px rgba(0, 0, 0, .35);
  color: var(--train-text);
}

.player-search-dropdown.open {
  display: block;
}

.player-search-input-wrap {
  padding: 10px;
}

.player-search-input {
  width: 100%;
  padding: 9px 10px;
  border: 1px solid var(--train-line);
  border-radius: 4px;
  outline: 0;
  background: var(--train-bg);
  color: var(--train-text);
  font: inherit;
  font-size: .9rem;
}

.player-search-input:focus {
  border-color: var(--train-amber);
}

.player-search-input::placeholder {
  color: var(--train-dim);
}

.player-search-results {
  max-height: 300px;
  overflow-y: auto;
  border-top: 1px solid var(--train-line);
}

.player-search-result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--train-line-soft);
  text-align: left;
}

.player-search-result:hover {
  background: rgba(255, 255, 255, .035);
}

.player-search-result-name {
  color: var(--train-text);
  font-size: .9rem;
  font-weight: 600;
}

.player-search-result-stats,
.player-search-result-arrow,
.player-search-hint {
  color: var(--train-dim);
  font-size: .76rem;
}

.player-search-result-stats {
  margin-top: 2px;
}

.player-search-hint {
  padding: 16px 14px;
  text-align: center;
}

@media (max-width: 900px) {
  .modal-overlay {
    grid-template-columns: 1fr;
    overflow-y: auto;
  }

  .modal {
    width: min(100%, 620px);
    height: auto;
    min-height: 100%;
    justify-self: center;
    padding: 48px 36px;
    border-right: 0;
  }

  .modal-header {
    margin-bottom: 36px;
  }

  .train-entry-visual {
    display: none;
  }
}

@media (min-width: 901px) and (max-height: 800px) {
  .modal-overlay {
    overflow-y: auto;
  }

  .modal {
    height: 100%;
    justify-content: center;
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .modal-header {
    margin-bottom: 28px;
  }

  .modal-header h1 {
    font-size: 3.6rem;
  }

  .mp-field {
    margin-bottom: 16px;
  }

  .mp-actions {
    gap: 12px;
  }

  .mp-field label {
    margin-bottom: 8px;
  }

  .mp-input {
    height: 52px;
  }

  .btn-primary {
    min-height: 52px;
  }

  .train-entry-cube {
    transform: none;
  }

  .no-account {
    margin-top: 18px;
  }
}

@media (max-width: 640px) {
  #train-header {
    height: 64px;
    padding: 0 12px;
  }

  #train-header-left {
    gap: 8px;
  }

  #train-header-left img {
    width: 30px;
    height: 30px;
  }

  #train-header-left .app-title {
    display: none;
  }

  #train-header-right {
    gap: 3px;
  }

  #train-header-right .btn-ghost {
    min-height: 34px;
    padding: 6px 8px;
    font-size: .86rem;
  }

  #train-header-right .players-btn > span {
    display: none;
  }

  .room-info > span:first-child {
    display: none;
  }

  .modal-overlay {
    inset: 64px 0 0;
  }

  .modal {
    padding: 38px 22px;
  }

  .modal-header h1 {
    font-size: 2.8rem;
  }

  .modal-header p {
    font-size: 1rem;
  }

  .mp-join-row {
    flex-direction: column;
  }

  .mp-join-row .btn-primary {
    width: 100%;
  }

  #train-toolbar:not(:empty) {
    padding: 6px 10px;
  }

  .player-search-dropdown {
    position: fixed;
    top: 64px;
    right: 8px;
    left: 8px;
    width: auto;
  }
}