/* ── CSS VARIABLES ── */
:root {
  /* Background */
  --bg-body:   #f1f0f3;
  --bg-card:   #fafafc;
  --bg-input:  #ebeaef;

  /* Text */
  --text-primary:   #23232b;
  --text-secondary: #52525f;
  --text-muted:     #8e8e9c;

  /* Border */
  --border-subtle: #e1e0e6;

  /* Accent */
  --accent:     #3b5bdb;
  --accent-dim: #7d8fdf;

  /* Button */
  --btn-bg: #e8e7ee;

  /* Shadow */
  --shadow: 0 2px 16px rgba(35, 35, 50, 0.08);

  /* Glass — light mode (bgCard = #fafafc → rgb 250,250,252) */
  --glass-blur:         16px;
  --glass-bg-alpha:     0.88;
  --glass-border-alpha: 0.5;
  --glass-bg-r: 250;
  --glass-bg-g: 250;
  --glass-bg-b: 252;

  /* Hotcue colors */
  --cue-0: #d6483b;
  --cue-1: #c2682c;
  --cue-2: #bf9418;
  --cue-3: #2f8a52;

  /* Loop button */
  --loop-has-point:  #3b5bdb;
  --loop-stop-idle:  #8e8e9c;
  --loop-stop-active: #d6483b;
}

[data-theme="dark"] {
  /* Background */
  --bg-body:   #1a1a1a;
  --bg-card:   #252525;
  --bg-input:  #2f2f2f;

  /* Text */
  --text-primary:   #efefef;
  --text-secondary: #b0b0b0;
  --text-muted:     #787878;

  /* Border */
  --border-subtle: #424242;

  /* Accent */
  --accent:     #5c7cfa;
  --accent-dim: #2d3670;

  /* Button */
  --btn-bg: #3a3a3a;

  /* Shadow */
  --shadow: 0 2px 16px rgba(0, 0, 0, 0.45);

  /* Glass — dark mode (bgCard = #252525 → rgb 37,37,37) */
  --glass-blur:         19px;
  --glass-bg-alpha:     0.7;
  --glass-border-alpha: 0.10;
  --glass-bg-r: 37;
  --glass-bg-g: 37;
  --glass-bg-b: 37;

  /* Hotcue colors */
  --cue-0: #e05c50;
  --cue-1: #d97d44;
  --cue-2: #c9a030;
  --cue-3: #3faa6a;

  /* Loop button — teal (파랑 플레이버튼과 구분) */
  --loop-has-point:   #2dd4bf;
  --loop-stop-idle:   #666666;
  --loop-stop-active: #e05c50;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg-body);
  color: var(--text-primary);
  font-family: "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", "Segoe UI", sans-serif;
  display: flex;
  flex-direction: column;
  height: 100dvh;
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
}

/* ── HEADER ── */
.dp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 8px;
  flex-shrink: 0;
}
.dp-header h1 {
  font-family: inherit;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--text-primary);
}
.dp-menu-btn {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--btn-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 17px;
  font-weight: 900;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow);
  letter-spacing: -1px;
  line-height: 1;
}

/* Theme toggle */
.dp-theme-btn {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--btn-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 16px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}

/* ── VIDEO CONTAINER ── */
.dp-video-container {
  flex: 1;
  min-height: 0;
  margin: 0 16px 8px;
  background: rgba(var(--glass-bg-r), var(--glass-bg-g), var(--glass-bg-b), var(--glass-bg-alpha));
  backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  border: 1px solid rgba(255, 255, 255, var(--glass-border-alpha));
  box-shadow: var(--shadow);
  border-radius: 20px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
#dp-video { max-width: 100%; max-height: 100%; display: none; }
#dp-youtube { width: 100%; height: 100%; display: none; }

/* ── UPLOAD AREA ── */
#dp-upload-area {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 18px 16px;
  overflow-y: auto;
}
.dp-upload-dropzone {
  width: 100%;
  border: 2px dashed var(--border-subtle);
  border-radius: 16px;
  padding: 26px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  flex-shrink: 0;
}
.upload-icon-wrap {
  width: 56px; height: 56px;
  background: var(--bg-input);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.upload-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}
.upload-sub {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.45;
}
#dp-r2-btn {
  width: 100%;
  padding: 13px;
  background: var(--accent-dim);
  color: var(--accent);
  border: none;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  flex-shrink: 0;
}
#dp-upload-btn {
  width: 100%;
  padding: 13px;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--border-subtle);
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  flex-shrink: 0;
}
.dp-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  flex-shrink: 0;
}
.dp-divider::before, .dp-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-subtle);
}
.dp-divider-text { font-size: 13px; color: var(--text-muted); }
.dp-url-row { display: flex; gap: 8px; width: 100%; flex-shrink: 0; }
#dp-url-input {
  flex: 1;
  padding: 11px 12px;
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1.5px solid var(--border-subtle);
  border-radius: 10px;
  font-size: 14px;
}
#dp-url-input::placeholder { color: var(--text-muted); }
#dp-url-submit {
  padding: 11px 16px;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--border-subtle);
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  font-size: 14px;
  white-space: nowrap;
}
.dp-r2-list {
  width: 100%;
  max-height: 140px;
  overflow-y: auto;
  background: var(--bg-input);
  border: 1.5px solid var(--border-subtle);
  border-radius: 12px;
  padding: 4px;
  flex-shrink: 0;
}
.dp-r2-item {
  display: block;
  width: 100%;
  padding: 10px 14px;
  background: transparent;
  color: var(--accent);
  border: none;
  border-radius: 8px;
  font-size: 14px;
  text-align: left;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.dp-r2-item:active { background: var(--btn-bg); }

/* ── SOURCE NAME ── */
#dp-source-name {
  position: absolute;
  top: 8px; left: 8px; right: 8px;
  background: rgba(var(--glass-bg-r), var(--glass-bg-g), var(--glass-bg-b), 0.85);
  color: var(--text-muted);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* ── CONTROLS (bottom sheet) ── */
.dp-controls {
  flex-shrink: 0;
  padding: 14px 16px calc(16px + env(safe-area-inset-bottom, 0px));
  background: rgba(var(--glass-bg-r), var(--glass-bg-g), var(--glass-bg-b), var(--glass-bg-alpha));
  backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  border: 1px solid rgba(255, 255, 255, var(--glass-border-alpha));
  box-shadow: var(--shadow);
  border-radius: 20px 20px 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ── TIMELINE ── */
.dp-timeline-row { display: flex; align-items: center; gap: 10px; }
#dp-time-display {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  min-width: 90px;
  font-variant-numeric: tabular-nums;
}
#dp-timeline { flex: 1; cursor: pointer; accent-color: var(--accent); }

/* ── ICON BUTTONS ── */
.dp-row { display: flex; align-items: center; gap: 7px; justify-content: center; }
.dp-mirror-btn {
  width: 76px !important;
  min-width: 76px !important;
  padding: 0 10px !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  flex-shrink: 0;
}

.dp-icon-btn {
  min-width: 44px; height: 44px;
  background: var(--btn-bg);
  color: var(--text-primary);
  border: none;
  border-radius: 12px;
  font-size: 16px;
  cursor: pointer;
  touch-action: manipulation;
  display: flex; align-items: center; justify-content: center;
}
.dp-icon-btn.dp-active { background: var(--accent); color: var(--bg-body); }

/* ── SPEED ── */
#dp-speed-display {
  font-size: 14px;
  min-width: 52px; height: 44px;
  text-align: center;
  color: var(--text-primary);
  background: var(--btn-bg);
  border: none;
  border-radius: 12px;
  cursor: pointer;
  padding: 0 8px;
  font-weight: 600;
}

/* ── PLAY BUTTON ── */
.dp-play-btn {
  width: 52px; height: 52px;
  background: var(--accent);
  color: var(--bg-body);
  border: none;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  touch-action: manipulation;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

/* ── LOOP DISPLAY ── */
#dp-loop-display {
  font-size: 13px;
  color: var(--text-muted);
  flex: 1;
  text-align: right;
}
#dp-loop-display.dp-looping { color: var(--loop-has-point); font-weight: 600; }

/* ── OLD LOOP TOGGLE (kept as fallback) ── */
.dp-loop-toggle-btn {
  padding: 0 18px; height: 40px;
  background: var(--btn-bg);
  color: var(--text-primary);
  border: 1.5px solid var(--border-subtle);
  border-radius: 20px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
}
.dp-loop-toggle-btn.dp-waiting {
  background: var(--accent);
  color: var(--bg-body);
  border-color: var(--accent);
}
.dp-loop-toggle-btn.dp-looping {
  background: var(--bg-input);
  color: var(--loop-has-point);
  border-color: var(--loop-has-point);
}
.dp-loop-nudge { font-size: 12px; font-weight: 600; }

/* ── NEW LOOP 3-BUTTON ── */
.dp-loop-3btn {
  padding: 0 14px; height: 36px;
  background: transparent;
  color: var(--text-muted);
  border: 1.5px solid var(--border-subtle);
  border-radius: 20px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  touch-action: manipulation;
  display: flex; align-items: center; justify-content: center;
  opacity: 0.45;
}
.dp-loop-3btn.dp-has-point {
  background: var(--loop-has-point);
  color: #fff;
  border-color: var(--loop-has-point);
  opacity: 1;
}
[data-theme="dark"] .dp-loop-3btn.dp-has-point { color: #0d2e2a; }
.dp-loop-stop-btn {
  padding: 0 14px; height: 36px;
  background: transparent;
  color: var(--text-muted);
  border: 1.5px solid var(--border-subtle);
  border-radius: 20px;
  touch-action: manipulation;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  opacity: 0.3;
}
.dp-loop-stop-btn.dp-looping {
  background: var(--loop-stop-active);
  color: #fff;
  border-color: var(--loop-stop-active);
  opacity: 1;
}

/* ── HOTCUES ── */
.dp-hotcue-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.dp-hotcue-btn {
  height: 54px;
  background: var(--btn-bg);
  border: 1.5px solid var(--border-subtle);
  border-radius: 12px;
  cursor: pointer;
  color: var(--text-muted);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2px;
  opacity: 0.7;
  transition: opacity 0.1s;
  -webkit-user-select: none; user-select: none;
  touch-action: manipulation;
  position: relative;
}
.dp-hotcue-del {
  position: absolute; top: 3px; right: 4px;
  width: 15px; height: 15px;
  background: rgba(0,0,0,0.28);
  color: #fff;
  border-radius: 50%;
  font-size: 11px; line-height: 15px;
  text-align: center;
  cursor: pointer;
}
.dp-hotcue-btn[data-index="0"] { --cue-color: var(--cue-0); }
.dp-hotcue-btn[data-index="1"] { --cue-color: var(--cue-1); }
.dp-hotcue-btn[data-index="2"] { --cue-color: var(--cue-2); }
.dp-hotcue-btn[data-index="3"] { --cue-color: var(--cue-3); }
.dp-hotcue-btn.dp-active {
  border-color: var(--cue-color);
  color: #fff;
  background: var(--cue-color);
  opacity: 1;
}
.dp-hotcue-btn.dp-loop-cue { outline: 2px solid var(--loop-has-point); outline-offset: -2px; }
.cue-num { font-size: 14px; font-weight: 600; line-height: 1; }
.cue-time { font-size: 10px; line-height: 1; }

/* ── ANIMATIONS ── */
@keyframes cue-saved {
  0%   { transform: scale(1.08); filter: brightness(1.3); }
  100% { transform: scale(1);    filter: brightness(1); }
}
.dp-hotcue-btn.just-saved { animation: cue-saved 0.2s ease-out; }

/* ── UTIL ── */
.dp-disabled { opacity: 0.25 !important; pointer-events: none !important; }
.dp-hidden   { display: none !important; }

/* ── LANDSCAPE ── */
@media (orientation: landscape) {
  .dp-controls { max-height: 48vh; overflow-y: auto; }
}

/* ── REDUCED TRANSPARENCY FALLBACK ── */
@media (prefers-reduced-transparency: reduce) {
  .dp-video-container,
  .dp-controls {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: var(--bg-card);
  }
}

/* ── MENU DRAWER ── */
.dp-header { position: relative; }
.dp-menu-drawer {
  position: absolute; top: 54px; right: 16px; z-index: 100;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 4px;
  padding: 6px;
  min-width: 140px;
}
.dp-mode-btn {
  padding: 10px 16px;
  background: transparent;
  color: var(--text-secondary);
  border: none;
  border-radius: 10px;
  font-size: 15px; font-weight: 600;
  text-align: left;
  cursor: pointer;
}
.dp-mode-btn.dp-mode-active {
  background: var(--accent);
  color: #fff;
}

/* ── PERFORMANCE OVERLAY ── */
.dp-perf-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: var(--bg-body);
  display: flex; flex-direction: column;
  padding: 24px 20px calc(24px + env(safe-area-inset-bottom, 0px));
  gap: 14px;
}
.dp-perf-header {
  display: flex; align-items: center; justify-content: space-between;
}
.dp-perf-title {
  font-family: inherit;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--text-primary);
}
.dp-perf-close-btn {
  padding: 8px 16px;
  background: var(--btn-bg);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  font-size: 14px; font-weight: 600; cursor: pointer;
}
.dp-perf-hint { font-size: 13px; color: var(--text-muted); }
.dp-perf-list {
  flex: 1; overflow-y: auto;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 8px;
  display: flex; flex-direction: column; gap: 4px;
}
.dp-perf-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  cursor: pointer;
  color: var(--text-primary);
  font-size: 15px;
}
.dp-perf-item:active { background: var(--btn-bg); }
.dp-drag-handle {
  padding: 0 10px 0 2px;
  color: var(--text-muted);
  font-size: 20px;
  cursor: grab;
  touch-action: none;
  user-select: none;
  flex-shrink: 0;
  line-height: 1;
}
.dp-perf-item.dp-dragging {
  opacity: 0.45;
  background: var(--accent-dim);
  border-radius: 10px;
}
.dp-perf-item input[type="checkbox"] {
  width: 18px; height: 18px; accent-color: var(--accent); flex-shrink: 0;
}
.dp-perf-start-btn {
  width: 100%; padding: 16px;
  background: var(--accent);
  color: #fff;
  border: none; border-radius: 14px;
  font-size: 17px; font-weight: 700;
  cursor: pointer;
}
.dp-perf-start-btn:disabled { opacity: 0.35; pointer-events: none; }
.dp-perf-loading { color: var(--text-muted); font-size: 14px; padding: 16px; text-align: center; }

/* ── PLAY ORDER TOGGLE ── */
.dp-order-toggle {
  display: flex; gap: 0; margin: 10px 0 8px;
  background: var(--bg-input); border-radius: 10px; overflow: hidden;
  border: 1.5px solid var(--border-subtle);
}
.dp-order-btn {
  flex: 1; padding: 9px 0;
  background: transparent; border: none; color: var(--text-muted);
  font-size: 14px; font-weight: 500; cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.dp-order-btn.dp-order-active {
  background: var(--accent); color: #fff; font-weight: 700;
}

/* ── REPEAT BUTTON ── */
#dp-repeat-btn {
  padding: 0;
}
#dp-repeat-btn svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}
#dp-repeat-btn.dp-active { background: var(--accent); color: #fff; border-color: var(--accent); opacity: 1; }
body.dp-perf-mode #dp-repeat-btn { display: none; }

/* ── PERF BAR ── */
.dp-perf-bar {
  padding: 6px 0 2px;
}
.dp-perf-now-playing {
  font-size: 12px; color: var(--accent); font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  display: block;
}

/* ── COUNTDOWN OVERLAY ── */
.dp-countdown-overlay {
  position: absolute; inset: 0; z-index: 50;
  background: rgba(0,0,0,0.55);
  display: flex; align-items: center; justify-content: center;
  border-radius: 20px;
}
.dp-countdown-num {
  font-size: 96px; font-weight: 800;
  color: #fff;
  text-shadow: 0 4px 20px rgba(0,0,0,0.4);
  line-height: 1;
}

/* ── PERF MODE: hide hotcues ── */
body.dp-perf-mode .dp-hotcue-grid { display: none; }

/* ── VIDEO ZOOM (pinch gesture) ── */
#dp-video { touch-action: none; will-change: transform; }