@import url('https://fonts.googleapis.com/css2?family=Black+Ops+One&family=Space+Mono:wght@400;700&display=swap');

:root {
  color-scheme: dark;
  --ink: #eef0ff;
  --muted: #9ba3d0;
  --bg: #080b1d;
  --panel: #111634;
  --panel-border: #444c80;
  --cyan: #34e7ff;
  --pink: #ff4cb8;
  --yellow: #ffe566;
  --green: #58f299;
  --red: #ff5c5c;
  --purple: #c084fc;
  --orange: #ff9f43;
  --blue: #3b82f6;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: radial-gradient(circle at 15% 15%, #252a72 0, transparent 35%),
              radial-gradient(circle at 85% 85%, #5c164d 0, transparent 30%),
              radial-gradient(circle at 50% 50%, #0d1230 0, transparent 65%),
              var(--bg);
  color: var(--ink);
  font-family: 'Space Mono', monospace;
  padding: 16px 20px;
  overflow-x: hidden;
}

/* 상단 글로벌 툴바 (오디오 컨트롤러) */
.top-bar {
  width: min(980px, 95vw);
  display: flex;
  justify-content: flex-end;
  align-items: center;
  margin-bottom: 12px;
}

.audio-controls {
  display: flex;
  gap: 8px;
}

.btn-audio {
  background: rgba(13, 16, 40, 0.8);
  border: 1px solid #444c80;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-audio.active {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 10px rgba(52, 231, 255, 0.3);
  background: rgba(17, 22, 52, 0.9);
}

.btn-audio.muted {
  border-color: var(--pink);
  color: var(--pink);
  box-shadow: 0 0 10px rgba(255, 76, 184, 0.3);
}

.btn-audio:hover {
  transform: translateY(-1px);
}

/* 메인 3분할 레이아웃 (정중앙 배치) */
.app {
  width: min(980px, 95vw);
  display: grid;
  grid-template-columns: 210px minmax(330px, 420px) 280px;
  gap: 18px;
  align-items: start;
  justify-content: center;
  margin: 0 auto;
}

/* 글래스모피즘 네온 패널 */
.neon-panel {
  background: linear-gradient(135deg, rgba(21, 27, 64, 0.92), rgba(13, 16, 40, 0.94));
  border: 1px solid var(--panel-border);
  box-shadow: 0 0 25px rgba(19, 26, 85, 0.8), inset 0 0 24px rgba(8, 10, 33, 0.9);
  border-radius: 6px;
  padding: 18px;
  position: relative;
  backdrop-filter: blur(8px);
}

.left-panel, .center-panel, .leaderboard-panel {
  min-height: 560px;
}

/* 헤더 & 타이포그래피 */
header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 12px;
  border-bottom: 1px solid rgba(84, 91, 145, 0.4);
  padding-bottom: 8px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--cyan);
  font-size: 10px;
  letter-spacing: 1.8px;
  text-transform: uppercase;
}

h1, h2, h3 {
  font-family: 'Black Ops One', sans-serif;
  font-weight: 400;
  margin: 0;
  letter-spacing: 1px;
}

h1 {
  font-size: 28px;
  color: #ffffff;
  text-shadow: 2px 2px 0 var(--pink), 0 0 16px rgba(255, 76, 184, 0.6);
}

.title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
}

.credit {
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 1px;
  opacity: 0.85;
}

h2 {
  color: var(--yellow);
  font-size: 20px;
  text-shadow: 0 0 10px rgba(255, 229, 102, 0.4);
  margin-bottom: 12px;
}

h3 {
  color: var(--cyan);
  font-size: 13px;
  margin-bottom: 6px;
  letter-spacing: 1px;
}

.score-box {
  text-align: right;
}

.score-box .label {
  color: var(--muted);
  font-size: 9.5px;
  letter-spacing: 1px;
}

.score-box .value {
  color: var(--yellow);
  font-size: 21px;
  font-family: 'Black Ops One', sans-serif;
  text-shadow: 0 0 10px rgba(255, 229, 102, 0.5);
  display: block;
}

/* 서브 패널 박스 */
.preview-box {
  background: rgba(7, 10, 30, 0.7);
  border: 1px solid #303764;
  border-radius: 4px;
  padding: 10px;
  margin-bottom: 14px;
  text-align: center;
}

.preview-box .box-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
  font-size: 10.5px;
  color: var(--cyan);
}

.preview-canvas {
  display: block;
  margin: 0 auto;
  background: rgba(5, 7, 20, 0.6);
  border: 1px solid #1f254d;
  border-radius: 3px;
}

/* 라운드 정보 뱃지 */
.stage-badge-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 10px;
}

.badge-card {
  background: rgba(7, 10, 30, 0.8);
  border: 1px solid #3a4273;
  padding: 6px 8px;
  border-radius: 4px;
  text-align: center;
}

.badge-card .b-label {
  display: block;
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 1px;
}

.badge-card .b-val {
  font-size: 17px;
  font-family: 'Black Ops One', sans-serif;
  color: var(--cyan);
  text-shadow: 0 0 8px rgba(52, 231, 255, 0.5);
}

.badge-card.target .b-val {
  color: var(--pink);
  text-shadow: 0 0 8px rgba(255, 76, 184, 0.5);
}

/* 캔버스 래퍼 */
.canvas-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 10 / 20;
  max-height: 590px;
  margin: 0 auto;
  border: 1px solid #545c92;
  box-shadow: inset 0 0 35px rgba(16, 27, 100, 0.8), 0 0 20px rgba(19, 26, 85, 0.6);
  background: linear-gradient(#080b20, #0f143a);
  border-radius: 4px;
  overflow: hidden;
}

#mainCanvas {
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
}

/* 상태바 및 하단 조작 */
.status-bar {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 11px;
}

.status-bar .msg {
  color: var(--muted);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn-group {
  display: flex;
  gap: 6px;
}

/* 버튼 스타일 */
button {
  cursor: pointer;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  background: rgba(7, 10, 30, 0.6);
  padding: 6px 10px;
  font: 700 11px 'Space Mono', monospace;
  border-radius: 3px;
  transition: all 0.15s ease;
  box-shadow: 0 0 8px rgba(52, 231, 255, 0.2);
}

button:hover:not(:disabled) {
  background: var(--cyan);
  color: #071025;
  box-shadow: 0 0 14px var(--cyan);
}

button:active:not(:disabled) {
  transform: translateY(1px);
}

button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

button.btn-pink {
  border-color: var(--pink);
  color: var(--pink);
  box-shadow: 0 0 8px rgba(255, 76, 184, 0.2);
}

button.btn-pink:hover:not(:disabled) {
  background: var(--pink);
  color: #071025;
  box-shadow: 0 0 14px var(--pink);
}

button.btn-yellow {
  border-color: var(--yellow);
  color: var(--yellow);
}

button.btn-yellow:hover:not(:disabled) {
  background: var(--yellow);
  color: #071025;
}

/* 조작 가이드 패널 */
.controls-guide {
  font-size: 10.5px;
  color: var(--muted);
  line-height: 1.6;
}

.controls-guide .key-row {
  display: flex;
  justify-content: space-between;
  padding: 3.5px 0;
  border-bottom: 1px dashed rgba(68, 76, 128, 0.4);
}

.key-tag {
  background: #1b2149;
  border: 1px solid #444d85;
  color: var(--cyan);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 9.5px;
  font-weight: bold;
}

/* 글로벌 리더보드 */
ol.ranking-list {
  padding: 0;
  margin: 12px 0;
  list-style: none;
  counter-reset: rank;
}

li.rank-row {
  counter-increment: rank;
  display: grid;
  grid-template-columns: 24px 1fr 40px auto;
  gap: 6px;
  padding: 9px 2px;
  border-bottom: 1px solid #262c52;
  font-size: 11px;
  align-items: center;
}

li.rank-row:not(.empty)::before {
  content: counter(rank, decimal-leading-zero);
  color: var(--pink);
  font-weight: bold;
}

li.rank-row:first-child:not(.empty) {
  color: var(--yellow);
}

li.rank-row .p-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 600;
}

li.rank-row .p-round {
  color: var(--cyan);
  font-size: 10px;
}

li.rank-row .p-score {
  font-weight: 700;
  text-align: right;
}

.empty {
  display: block;
  color: var(--muted);
  font-size: 11px;
  padding: 12px 0;
  text-align: center;
}

.notice {
  min-height: 24px;
  margin: 8px 0 0;
  color: var(--cyan);
  font-size: 10px;
  line-height: 1.4;
}

/* 모달 오버레이 화면 (Start & Result Screen) */
.overlay-screen {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  background: rgba(6, 8, 26, 0.88);
  backdrop-filter: blur(5px);
  padding: 16px;
  transition: opacity 0.2s ease;
}

.overlay-screen.hidden {
  display: none;
}

.modal-card {
  width: min(320px, 92%);
  text-align: center;
  background: linear-gradient(145deg, #161c47, #0d102c);
  border: 1px solid var(--cyan);
  box-shadow: 0 0 30px rgba(52, 231, 255, 0.3), inset 0 0 15px rgba(52, 231, 255, 0.15);
  border-radius: 6px;
  padding: 24px 20px;
}

.modal-card h2 {
  font-size: 32px;
  margin: 4px 0 16px;
}

.modal-card label {
  display: block;
  text-align: left;
  color: var(--muted);
  font-size: 10px;
  margin-bottom: 6px;
}

input {
  width: 100%;
  background: #070a1e;
  color: var(--ink);
  border: 1px solid #545b91;
  padding: 10px;
  font: 13px 'Space Mono', monospace;
  text-transform: uppercase;
  border-radius: 3px;
  outline: none;
  transition: border-color 0.2s;
}

input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 10px rgba(52, 231, 255, 0.4);
}

.name-error {
  min-height: 16px;
  margin: 6px 0 0;
  color: var(--pink);
  font-size: 10px;
}

.result-score {
  color: var(--yellow);
  font-size: 24px;
  font-family: 'Black Ops One', sans-serif;
  margin: 4px 0 6px;
  text-shadow: 0 0 12px rgba(255, 229, 102, 0.6);
}

.result-details {
  color: var(--cyan);
  font-size: 11px;
  margin-bottom: 12px;
}

.result-prompt {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
  margin-bottom: 16px;
}

.result-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

/* 모바일 온스크린 컨트롤러 */
.mobile-controls {
  display: none;
  grid-template-columns: repeat(3, 1fr) auto repeat(3, 1fr);
  gap: 6px;
  margin-top: 12px;
  user-select: none;
  touch-action: manipulation;
}

.d-pad-btn {
  background: rgba(18, 23, 56, 0.8);
  border: 1px solid #3c457d;
  color: var(--ink);
  font-size: 16px;
  height: 48px;
  border-radius: 4px;
  display: grid;
  place-items: center;
  font-family: 'Black Ops One', sans-serif;
}

.d-pad-btn:active {
  background: var(--cyan);
  color: #080b1d;
  box-shadow: 0 0 15px var(--cyan);
}

/* 미디어 쿼리 반응형 */
@media (max-width: 900px) {
  .app {
    grid-template-columns: 1fr;
    margin: 8px auto;
  }
  .left-panel, .center-panel, .leaderboard-panel {
    min-height: auto;
  }
  .left-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .mobile-controls {
    display: grid;
  }
}

@media (max-width: 480px) {
  body {
    padding: 8px;
  }
  .top-bar {
    justify-content: center;
  }
  h1 {
    font-size: 22px;
  }
  .left-panel {
    grid-template-columns: 1fr;
  }
}