/* Game Mode: builds on style.css + practice.css (piano, sequence, controls) and
   only adds what's unique to pass-and-play turns, scoring, and celebration. */

.game-container {
  max-width: 1000px;
}

/* IMPORTANT: never set `display` here - phases are shown/hidden via the native
   `hidden` attribute in game.js, and an unconditional `display` rule on this
   class would override it (author styles beat the UA [hidden] default). */
.game-phase {
  text-align: center;
}

.phase-heading {
  font-weight: bold;
  font-size: 17px;
  margin: 10px 0 20px;
}

.muted {
  opacity: 0.7;
  font-weight: normal;
  font-size: 14px;
}

.primary-btn {
  padding: 10px 22px;
  border: none;
  border-radius: 8px;
  background: #4caf50;
  color: #fff;
  font-weight: bold;
  font-size: 15px;
  cursor: pointer;
}

.primary-btn:hover {
  background: #5cc760;
}

/* --- Mode select --- */

.mode-choices {
  display: flex;
  gap: 20px;
  justify-content: center;
}

/* --- Player setup --- */

.player-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 400px;
  margin: 0 auto 15px;
}

.player-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.player-number {
  opacity: 0.7;
  width: 20px;
}

.player-row input {
  flex: 1;
  padding: 8px 10px;
  border-radius: 6px;
  border: none;
}

.remove-player-btn {
  border: none;
  background: rgba(217, 83, 79, 0.6);
  color: #fff;
  border-radius: 6px;
  width: 30px;
  height: 30px;
  cursor: pointer;
}

.player-add-row {
  display: flex;
  gap: 10px;
  justify-content: center;
  max-width: 400px;
  margin: 0 auto 10px;
}

.player-add-row input {
  flex: 1;
  padding: 8px 10px;
  border-radius: 6px;
  border: none;
}

.player-add-row button {
  padding: 8px 14px;
  border: none;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  font-weight: bold;
  cursor: pointer;
}

.game-error {
  color: #ff8a80;
  font-weight: bold;
  font-size: 14px;
}

/* --- Song select --- */

.song-select-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.song-select-row select {
  padding: 10px 14px;
  border-radius: 8px;
  border: none;
  font-size: 15px;
  font-weight: bold;
}

.scoring-rules {
  max-width: 400px;
  margin: 15px auto 0;
  text-align: left;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 8px 14px;
}

.scoring-rules summary {
  cursor: pointer;
  font-weight: bold;
}

.scoring-rules-body ul {
  margin: 10px 0;
  padding-left: 20px;
}

.scoring-rules-body p {
  opacity: 0.85;
  font-size: 13px;
}

/* --- Turn ready / countdown --- */

.countdown-number {
  font-size: 90px;
  font-weight: bold;
  color: #ffe08a;
}

/* --- Playing: reuse practice.css's piano/sequence, just add live leaderboard --- */

.live-leaderboard {
  max-width: 320px;
  margin: 20px auto 0;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 10px 16px;
  text-align: left;
}

.live-leaderboard h3 {
  margin: 0 0 8px;
  font-size: 14px;
  opacity: 0.85;
}

.live-leaderboard ol {
  margin: 0;
  padding-left: 20px;
  font-size: 14px;
}

/* --- Turn results --- */

.result-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 420px;
  margin: 15px auto;
}

.result-stats div {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 10px;
}

.result-stats span {
  display: block;
  font-size: 12px;
  opacity: 0.75;
}

.result-stats strong {
  font-size: 18px;
  color: #ffe08a;
}

.current-leader {
  margin-bottom: 20px;
}

.current-leader .muted {
  font-size: 13px;
}

.next-player-box {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 20px;
}

/* --- Final results --- */

.winner-box {
  margin: 15px auto 25px;
}

.trophy {
  font-size: 50px;
}

.winner-name {
  font-size: 28px;
  font-weight: bold;
}

.winner-score {
  font-size: 20px;
  color: #ffe08a;
  font-weight: bold;
}

.winner-breakdown {
  opacity: 0.85;
  font-size: 14px;
  margin-top: 4px;
}

.final-leaderboard-list {
  list-style: none;
  margin: 0 auto 20px;
  padding: 0;
  max-width: 380px;
}

.final-leaderboard-list li {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 10px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  margin-bottom: 6px;
  text-align: left;
}

.final-leaderboard-list .rank {
  width: 28px;
  text-align: center;
}

.final-leaderboard-list .final-name {
  flex: 1;
  font-weight: bold;
}

.final-leaderboard-list .final-breakdown {
  opacity: 0.75;
  font-size: 12px;
  width: 100%;
}

/* --- Confetti --- */

#confetti-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 20;
}

#confetti-canvas[hidden] {
  display: none;
}

/* Game Mode workstation --------------------------------------------------- */

.game-page {
  align-items: flex-start;
  background: linear-gradient(135deg, #211d31 0%, #3a3452 52%, #77718e 100%);
  font-family: 'Avenir Next', 'Trebuchet MS', sans-serif;
}

.game-workspace {
  width: min(100%, 1120px);
  max-width: 1120px;
  margin: 0 auto;
  padding: 26px clamp(18px, 4vw, 54px) 42px;
  text-align: left;
}

.game-header {
  margin-bottom: 27px;
}

.game-page .back-link {
  display: inline-flex;
  margin: 0 0 22px;
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 7px;
  color: #d9d3e7;
  font-size: 13px;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.game-page .back-link:hover,
.game-page .back-link:focus-visible {
  background: rgba(255, 255, 255, 0.09);
  color: #fff;
  transform: translateX(-2px);
}

.game-eyebrow,
.phase-kicker {
  margin: 0;
  color: #ffe08a;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.8px;
}

.game-header h1 {
  margin: 7px 0 0;
  color: #fff;
  font-size: clamp(32px, 4vw, 42px);
  line-height: 1.05;
  letter-spacing: -0.5px;
}

.game-page .hint {
  margin: 8px 0 0;
  color: #c9c3da;
  font-size: 14px;
}

.game-phase {
  max-width: 820px;
  margin: 0 auto;
  text-align: left;
}

.game-phase:not(#phase-playing) {
  padding: 26px clamp(18px, 4vw, 40px);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 10px;
  background: rgba(17, 14, 30, 0.22);
}

.game-phase .phase-heading {
  margin: 8px 0 7px;
  color: #fff;
  font-size: 24px;
  line-height: 1.2;
}

.phase-description {
  margin: 0 0 22px;
  color: #aaa3be;
  font-size: 14px;
}

.game-page .primary-btn,
.game-page .controls button,
.game-page .player-add-row button,
.game-page .remove-player-btn {
  min-height: 38px;
  border: 1px solid transparent;
  border-radius: 7px;
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.game-page .primary-btn {
  padding: 10px 18px;
  background: #4caf50;
  color: #fff;
}

.game-page .primary-btn:hover,
.game-page .primary-btn:focus-visible {
  background: #5cc760;
  transform: translateY(-1px);
}

.mode-choices {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  justify-content: stretch;
}

.game-page .mode-choice {
  display: flex;
  min-height: 124px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 7px;
  padding: 20px 22px;
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(76, 175, 80, 0.15);
  text-align: left;
}

.game-page .mode-choice:hover,
.game-page .mode-choice:focus-visible {
  border-color: rgba(255, 224, 138, 0.45);
  background: rgba(76, 175, 80, 0.28);
}

.mode-choice-title {
  font-size: 19px;
}

.mode-choice-description {
  color: rgba(255, 255, 255, 0.74);
  font-size: 12px;
  font-weight: 400;
}

.game-page .player-list {
  width: 100%;
  max-width: 620px;
  margin: 0 auto 15px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  background: rgba(17, 14, 30, 0.2);
}

.game-page .player-row {
  min-height: 45px;
  padding: 5px 6px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.game-page .player-row:last-child {
  border-bottom: 0;
}

.game-page .player-number {
  width: 27px;
  color: #ffe08a;
  font-size: 13px;
  font-weight: 800;
  text-align: center;
}

.game-page .player-row input,
.game-page .player-add-row input {
  min-height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font: inherit;
  font-size: 14px;
}

.game-page .player-row input {
  padding: 7px 10px;
}

.game-page .player-row input:focus,
.game-page .player-add-row input:focus,
.game-page select:focus-visible,
.game-page button:focus-visible,
.game-page a:focus-visible,
.game-page summary:focus-visible {
  outline: 2px solid #ffe08a;
  outline-offset: 3px;
}

.game-page .remove-player-btn {
  width: 31px;
  min-height: 31px;
  background: rgba(217, 83, 79, 0.3);
  color: #ffd2ce;
}

.game-page .remove-player-btn:hover {
  background: rgba(217, 83, 79, 0.55);
}

.game-page .player-add-row {
  max-width: 620px;
  margin: 0 auto 16px;
}

.game-page .player-add-row input {
  padding: 7px 10px;
}

.game-page .player-add-row button {
  padding: 7px 14px;
  background: rgba(255, 255, 255, 0.1);
  color: #e7e2f1;
}

.game-page .player-add-row button:hover {
  background: rgba(255, 255, 255, 0.17);
}

.game-page #confirm-players-btn {
  display: block;
  margin: 0 auto;
}

.game-page .game-error {
  margin: 8px auto 12px;
  max-width: 620px;
}

.game-page .song-select-row {
  justify-content: flex-start;
  max-width: 620px;
  margin: 0 auto 18px;
}

.game-page .song-select-row select {
  flex: 1 1 340px;
  min-height: 42px;
  padding: 9px 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 7px;
  background: #302a47;
  color: #fff;
  font: inherit;
  font-size: 14px;
}

.game-page .scoring-rules {
  max-width: 620px;
  margin: 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.game-page .scoring-rules summary {
  padding: 3px 0;
  color: #d9d3e7;
  font-size: 13px;
}

.game-page .scoring-rules-body {
  color: #c9c3da;
}

.game-page .scoring-rules-body li:first-child {
  color: #ffe08a;
  font-weight: 700;
}

.game-page #phase-turn-ready,
.game-page #phase-countdown {
  min-height: 310px;
  text-align: center;
}

.game-page #phase-turn-ready .phase-kicker,
.game-page #phase-countdown .phase-kicker {
  text-align: center;
}

.game-page #ready-heading {
  margin: 34px 0 10px;
  color: #fff;
  font-size: clamp(30px, 5vw, 46px);
}

.game-page #phase-turn-ready .phase-heading {
  margin-bottom: 24px;
  color: #c9c3da;
  font-size: 16px;
  font-weight: 400;
}

.game-page #phase-turn-ready .primary-btn {
  min-width: 190px;
}

.game-page #phase-countdown {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.game-page .countdown-number {
  margin-top: 20px;
  color: #ffe08a;
  font-size: clamp(100px, 16vw, 150px);
  line-height: 1;
  text-shadow: 0 8px 24px rgba(255, 224, 138, 0.18);
}

.game-page #phase-playing {
  max-width: 1000px;
  text-align: left;
}

.game-page #playing-song-title {
  margin: 6px 0 5px;
  color: #fff;
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.1;
}

.game-page .turn-badge {
  display: inline-flex;
  margin: 0 0 15px;
  padding: 6px 10px;
  border: 1px solid rgba(255, 224, 138, 0.24);
  border-radius: 6px;
  background: rgba(255, 224, 138, 0.08);
  color: #d9d3e7;
  font-size: 13px;
}

.game-page .turn-badge strong {
  margin-left: 4px;
  color: #ffe08a;
}

.game-page #game-start-hint {
  margin: 12px 0 13px;
  color: #ffe08a;
  font-size: 18px;
  font-weight: 700;
  text-align: center;
}

.game-page #game-stats-bar {
  justify-content: flex-start;
  gap: 10px;
  margin: 0 0 10px;
  opacity: 1;
}

.game-page #game-stats-bar strong {
  color: #ffe08a;
}

.game-page #phase-playing .progress-panel {
  width: 100%;
  max-width: 680px;
  margin: 8px 0 12px;
}

.game-page #phase-playing .progress-status,
.game-page #phase-playing .progress-status:not([hidden]) {
  justify-content: flex-start;
  gap: 22px;
  margin-bottom: 8px;
}

.game-page #phase-playing .progress-status > span:first-child {
  color: #e7e2f1;
  font-size: 18px;
  font-weight: 700;
}

.game-page #phase-playing .progress-status > span:first-child strong {
  color: #ffe08a;
  font-size: 30px;
}

.game-page #phase-playing .progress-bar-track {
  height: 7px;
}

.game-page #phase-playing .progress-bar-fill {
  background: #ffe08a;
}

.game-page #phase-playing .progress-count {
  margin-top: 6px;
  color: #aaa3be;
  font-size: 12px;
}

.game-page #game-sequence-wrapper {
  margin: 12px 0 10px;
  padding: 6px 0 13px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  background: rgba(17, 14, 30, 0.18);
}

.game-page #game-sequence {
  gap: 9px;
}

.game-page #game-sequence .seq-note {
  width: 46px;
  height: 46px;
  border-radius: 7px;
}

.game-page #game-sequence .seq-note.current {
  border: 1px solid #ffe08a;
  box-shadow: 0 5px 14px rgba(255, 224, 138, 0.18);
}

.game-page #phase-playing .piano-wrapper {
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 10px 0 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  scrollbar-color: rgba(255, 224, 138, 0.45) rgba(255, 255, 255, 0.08);
  scrollbar-width: thin;
}

.game-page #game-piano {
  margin: 0 auto;
}

.game-page #game-piano .key.white {
  border-color: #c9c8d1;
  background: linear-gradient(180deg, #fff 0%, #f0eef3 100%);
  box-shadow: inset 0 -8px 12px rgba(82, 72, 103, 0.08);
}

.game-page #game-piano .key.black {
  border-color: #0f0d18;
  border-radius: 0 0 6px 6px;
  background: linear-gradient(180deg, #393442 0%, #121018 80%);
  box-shadow: 0 5px 8px rgba(8, 5, 16, 0.4);
}

.game-page #game-piano .key.target {
  border-color: #ffe08a;
  box-shadow: inset 0 0 0 4px #ffe08a, 0 0 16px rgba(255, 224, 138, 0.2);
}

.game-page #game-piano .key.white.target {
  background: #fff8e1;
}

.game-page #game-piano .key.white.active {
  background: #ffe08a;
}

.game-page #game-piano .key.black.active {
  background: #80600d;
}

.game-page #phase-playing > .controls {
  justify-content: center;
  margin: 12px 0 0;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  background: rgba(17, 14, 30, 0.16);
}

.game-page #phase-playing > .controls button {
  padding: 7px 16px;
  background: rgba(255, 255, 255, 0.09);
  color: #e7e2f1;
}

.game-page #phase-playing > .controls button:hover {
  border-color: rgba(255, 224, 138, 0.42);
  background: rgba(255, 224, 138, 0.12);
  color: #ffe08a;
}

.game-page .live-leaderboard {
  max-width: 380px;
  margin: 13px 0 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(17, 14, 30, 0.18);
}

.game-page #phase-playing .status {
  margin-top: 8px;
  color: #aaa3be;
  text-align: left;
}

.game-page #phase-turn-results,
.game-page #phase-final-results {
  text-align: center;
}

.game-page #results-heading,
.game-page #phase-final-results h2 {
  margin: 10px 0 18px;
  color: #fff;
  font-size: clamp(28px, 4vw, 38px);
}

.game-page .result-stats {
  grid-template-columns: repeat(3, 1fr);
  max-width: 620px;
  margin: 0 auto 17px;
  gap: 8px;
}

.game-page .result-stats div {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 7px;
  background: rgba(17, 14, 30, 0.2);
}

.game-page .result-stats strong {
  color: #ffe08a;
}

.game-page .current-leader {
  max-width: 620px;
  margin: 0 auto 18px;
  padding: 12px 14px;
  border-left: 3px solid #ffe08a;
  background: rgba(255, 224, 138, 0.06);
  text-align: left;
}

.game-page .next-player-box {
  max-width: 620px;
  margin: 0 auto;
  padding: 18px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  text-align: center;
}

.game-page .next-player-box h3 {
  margin: 7px 0 4px;
  color: #fff;
  font-size: 25px;
}

.game-page .next-player-box p:not(.phase-heading) {
  color: #c9c3da;
  font-size: 14px;
}

.game-page .winner-box {
  margin: 0 auto 20px;
  padding: 16px;
  border: 1px solid rgba(255, 224, 138, 0.22);
  border-radius: 9px;
  background: rgba(255, 224, 138, 0.06);
}

.game-page .trophy {
  font-size: 45px;
}

.game-page .winner-name {
  font-size: 27px;
}

.game-page .winner-score {
  color: #ffe08a;
}

.game-page #phase-final-results > .phase-heading {
  margin: 0 0 12px;
  color: #c9c3da;
  font-size: 12px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}

.game-page .final-leaderboard-list {
  max-width: 620px;
  margin: 0 auto 20px;
}

.game-page .final-leaderboard-list li {
  min-height: 46px;
  margin-bottom: 5px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 7px;
  background: rgba(17, 14, 30, 0.2);
}

.game-page .final-leaderboard-list li:first-child {
  border-color: rgba(255, 224, 138, 0.32);
  background: rgba(255, 224, 138, 0.09);
}

.game-page .final-leaderboard-list .final-score {
  color: #ffe08a;
  font-weight: 700;
}

.game-page #phase-final-results > .controls {
  margin-top: 8px;
}

.game-page #phase-final-results > .controls button {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.1);
  color: #e7e2f1;
}

.game-page #phase-final-results > .controls button:hover {
  background: rgba(255, 255, 255, 0.17);
}

@media (max-width: 700px) {
  .game-workspace {
    width: 100%;
    padding: 20px 12px 28px;
  }

  .game-header {
    margin-bottom: 20px;
  }

  .game-phase:not(#phase-playing) {
    padding: 20px 13px;
  }

  .mode-choices {
    grid-template-columns: 1fr;
  }

  .game-page .mode-choice {
    min-height: 91px;
  }

  .game-page .player-add-row {
    flex-wrap: wrap;
  }

  .game-page .player-add-row input,
  .game-page .player-add-row button {
    width: 100%;
  }

  .game-page .song-select-row {
    align-items: stretch;
  }

  .game-page .song-select-row select,
  .game-page .song-select-row button {
    width: 100%;
    flex-basis: 100%;
  }

  .game-page #phase-playing .progress-status {
    gap: 13px;
  }

  .game-page .result-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .game-page #phase-playing > .controls,
  .game-page #phase-final-results > .controls {
    flex-direction: column;
  }

  .game-page #phase-playing > .controls button,
  .game-page #phase-final-results > .controls button,
  .game-page #phase-final-results > .controls a {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .game-page .back-link,
  .game-page .primary-btn,
  .game-page button,
  .game-page #game-sequence .seq-note {
    transition: none;
  }
}

@media (max-width: 900px) and (orientation: landscape) {
  .game-workspace {
    padding: 14px 18px 24px;
  }

  .game-header {
    margin-bottom: 15px;
  }

  .game-page .back-link {
    margin-bottom: 10px;
  }

  .game-header h1 {
    font-size: 30px;
  }

  .game-page .hint {
    margin-top: 4px;
  }

  .game-phase:not(#phase-playing) {
    padding: 16px 22px;
  }

  .game-page .mode-choice {
    min-height: 94px;
    padding: 14px 18px;
  }

  .game-page #phase-turn-ready,
  .game-page #phase-countdown {
    min-height: 230px;
  }

  .game-page #ready-heading {
    margin: 20px 0 7px;
    font-size: 34px;
  }

  .game-page .countdown-number {
    margin-top: 10px;
    font-size: 100px;
  }

  .game-page #playing-song-title {
    font-size: 30px;
  }

  .game-page .turn-badge {
    margin-bottom: 8px;
  }

  .game-page #phase-playing .progress-panel {
    margin: 5px 0 8px;
  }

  .game-page #game-sequence-wrapper {
    margin: 7px 0 7px;
    padding-bottom: 9px;
  }

  .game-page #phase-playing .piano-wrapper {
    padding: 6px 0 9px;
  }

  .game-page #phase-playing > .controls {
    margin-top: 7px;
    padding: 7px;
  }
}