/* ==========================================================================
   IRIAM SONG COCKPIT PRO STUDIO (歌枠コックピット & ライブコントロール)
   Fully original Live Performance HUD, Stage Deck, Smart Song Browser & Queue.
   Created by NormClor for IRIAM Liver Supports.
   ========================================================================== */

:root {
  /* Dark Theme (Default Studio Mode) */
  --cp-bg: #0B0E17;
  --cp-bg-surface: #131724;
  --cp-bg-surface-elevated: #1B2133;
  --cp-bg-card: rgba(22, 28, 45, 0.75);
  --cp-bg-card-hover: rgba(30, 38, 60, 0.9);
  --cp-border: rgba(255, 255, 255, 0.08);
  --cp-border-hover: rgba(108, 92, 231, 0.5);

  --cp-primary: #6C5CE7;
  --cp-primary-glow: rgba(108, 92, 231, 0.4);
  --cp-cyan: #00CEC9;
  --cp-cyan-glow: rgba(0, 206, 201, 0.35);
  --cp-pink: #FD79A8;
  --cp-pink-glow: rgba(253, 121, 168, 0.4);
  --cp-green: #00B894;
  --cp-amber: #F1C40F;

  --cp-text-main: #F8F9FA;
  --cp-text-sub: #A4B0BE;
  --cp-text-muted: #636E72;

  --cp-shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.35);
  --cp-shadow-md: 0 8px 24px rgba(0, 0, 0, 0.45);
  --cp-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
}

[data-theme="light"] {
  --cp-bg: #F4F6FC;
  --cp-bg-surface: #FFFFFF;
  --cp-bg-surface-elevated: #EEF2FA;
  --cp-bg-card: rgba(255, 255, 255, 0.85);
  --cp-bg-card-hover: rgba(255, 255, 255, 1);
  --cp-border: rgba(108, 92, 231, 0.12);
  --cp-border-hover: rgba(108, 92, 231, 0.4);

  --cp-text-main: #2D3436;
  --cp-text-sub: #636E72;
  --cp-text-muted: #B2BEC3;

  --cp-shadow-sm: 0 4px 12px rgba(108, 92, 231, 0.08);
  --cp-shadow-md: 0 8px 24px rgba(108, 92, 231, 0.12);
  --cp-shadow-lg: 0 16px 48px rgba(108, 92, 231, 0.18);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body.cockpit-body {
  font-family: 'Outfit', 'M PLUS Rounded 1c', -apple-system, sans-serif;
  background-color: var(--cp-bg);
  color: var(--cp-text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-image: 
    radial-gradient(ellipse at 20% 0%, rgba(108, 92, 231, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 10%, rgba(0, 206, 201, 0.12) 0%, transparent 50%);
}

/* ==========================================================================
   1. HUD Master Header
   ========================================================================== */
.cockpit-hud-header {
  height: 64px;
  background: var(--cp-bg-surface);
  border-bottom: 1.5px solid var(--cp-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  gap: 1.25rem;
  z-index: 100;
  position: sticky;
  top: 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(12px);
}

.hud-brand-area {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.hud-brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.hud-logo-icon {
  font-size: 1.5rem;
}

.hud-brand-titles {
  display: flex;
  flex-direction: column;
}

.hud-main-title {
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: 0.5px;
  background: linear-gradient(135deg, #FFF, var(--cp-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .hud-main-title {
  background: linear-gradient(135deg, var(--cp-primary), var(--cp-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hud-sub-title {
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 1.5px;
  color: var(--cp-pink);
}

/* Live Status Capsule */
.hud-live-capsule {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 4px 12px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--cp-border);
  cursor: pointer;
  transition: all 0.2s ease;
}

.hud-live-capsule:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--cp-primary);
}

.hud-live-capsule.active {
  background: rgba(253, 121, 168, 0.12);
  border-color: var(--cp-pink);
  box-shadow: 0 0 12px var(--cp-pink-glow);
}

.hud-live-pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cp-text-muted);
}

.hud-live-capsule.active .hud-live-pulse-dot {
  background: var(--cp-pink);
  box-shadow: 0 0 8px var(--cp-pink);
  animation: hudDotPulse 1.2s infinite;
}

@keyframes hudDotPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.8); }
}

.hud-live-tag {
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.5px;
  color: var(--cp-text-muted);
}

.hud-live-capsule.active .hud-live-tag {
  color: var(--cp-pink);
}

.hud-live-song-text {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--cp-text-sub);
  max-width: 200px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hud-live-capsule.active .hud-live-song-text {
  color: var(--cp-text-main);
}

/* Navigation Segment Control */
.hud-nav-deck {
  display: flex;
  align-items: center;
  background: var(--cp-bg);
  padding: 3px;
  border-radius: 12px;
  border: 1px solid var(--cp-border);
  gap: 3px;
}

.hud-nav-tab {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 6px 14px;
  border-radius: 9px;
  border: none;
  background: transparent;
  color: var(--cp-text-sub);
  font-size: 0.84rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.hud-nav-tab:hover {
  color: var(--cp-text-main);
  background: rgba(255, 255, 255, 0.05);
}

.hud-nav-tab.active {
  background: linear-gradient(135deg, var(--cp-primary), #8c7ae6);
  color: #FFF;
  box-shadow: 0 2px 10px var(--cp-primary-glow);
}

.tab-badge {
  font-size: 0.68rem;
  font-weight: 900;
  padding: 1px 6px;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.3);
  color: #FFF;
}

.tab-badge.count-accent {
  background: var(--cp-cyan);
  color: #0B0E17;
}

/* Right HUD Actions */
.hud-actions-deck {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.hud-btn-action {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 6px 12px;
  border-radius: 10px;
  border: none;
  font-size: 0.8rem;
  font-weight: 900;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.hud-btn-roulette {
  background: linear-gradient(135deg, #F39C12, #E67E22);
  color: #FFF;
  box-shadow: 0 2px 8px rgba(243, 156, 18, 0.3);
}

.hud-btn-roulette:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(243, 156, 18, 0.4);
}

.hud-btn-obs {
  background: rgba(0, 206, 201, 0.12);
  border: 1px solid rgba(0, 206, 201, 0.4);
  color: var(--cp-cyan);
}

.hud-btn-obs:hover {
  background: var(--cp-cyan);
  color: #0B0E17;
}

.hud-btn-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid var(--cp-border);
  background: var(--cp-bg);
  color: var(--cp-text-sub);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  text-decoration: none;
  font-size: 1.05rem;
  transition: all 0.15s ease;
}

.hud-btn-icon:hover {
  background: var(--cp-bg-surface-elevated);
  color: var(--cp-text-main);
  border-color: var(--cp-border-hover);
}

/* ==========================================================================
   2. Cockpit Main Layout & Top Live Stage Deck
   ========================================================================== */
.cockpit-stage-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1.5rem;
  gap: 1.25rem;
  max-width: 1680px;
  width: 100%;
  margin: 0 auto;
}

/* Top Live Stage Deck Card */
.live-stage-deck {
  background: var(--cp-bg-surface);
  border: 1.5px solid var(--cp-border);
  border-radius: 20px;
  padding: 1.4rem 1.6rem;
  box-shadow: var(--cp-shadow-md);
  position: relative;
  overflow: hidden;
}

.live-stage-deck::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cp-primary), var(--cp-cyan), var(--cp-pink));
}

.stage-grid {
  display: grid;
  grid-template-columns: 1fr 340px 260px;
  gap: 1.25rem;
  align-items: stretch;
}

@media (max-width: 1200px) {
  .stage-grid {
    grid-template-columns: 1fr 300px;
  }
  .stage-master-actions {
    grid-column: 1 / -1;
    flex-direction: row !important;
  }
}

@media (max-width: 860px) {
  .stage-grid {
    grid-template-columns: 1fr;
  }
}

/* Left: Track Info Card */
.stage-track-info-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.8rem;
}

.track-status-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.track-status-pill {
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.8px;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(108, 92, 231, 0.15);
  color: var(--cp-primary);
  border: 1px solid rgba(108, 92, 231, 0.3);
}

.track-source-pill {
  font-size: 0.68rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(0, 184, 148, 0.12);
  color: var(--cp-green);
  border: 1px solid rgba(0, 184, 148, 0.3);
}

.track-chord-link {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--cp-cyan);
  text-decoration: none;
  margin-left: auto;
}

.track-chord-link:hover {
  text-decoration: underline;
}

.track-title-row {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.stage-track-title {
  font-size: 1.7rem;
  font-weight: 900;
  letter-spacing: -0.4px;
  color: var(--cp-text-main);
  line-height: 1.2;
  word-break: break-all;
}

.stage-track-artist {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--cp-primary);
}

/* Quick Performance Bar */
.stage-performance-bar {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  padding: 0.5rem 0.75rem;
  background: var(--cp-bg);
  border-radius: 12px;
  border: 1px solid var(--cp-border);
}

.ctrl-group-label {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--cp-text-muted);
}

.quick-key-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.key-pill-buttons {
  display: flex;
  gap: 2px;
}

.key-pill-btn {
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid var(--cp-border);
  background: var(--cp-bg-surface);
  color: var(--cp-text-sub);
  font-size: 0.75rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.15s ease;
}

.key-pill-btn:hover {
  border-color: var(--cp-cyan);
  color: var(--cp-cyan);
}

.key-pill-btn.active {
  background: var(--cp-cyan);
  border-color: var(--cp-cyan);
  color: #0B0E17;
  font-weight: 900;
  box-shadow: 0 0 8px var(--cp-cyan-glow);
}

.key-custom-btn {
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px dashed var(--cp-border);
  background: transparent;
  color: var(--cp-text-muted);
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
}

.quick-star-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-left: auto;
}

.star-rating-row {
  display: flex;
  gap: 2px;
}

.star-pill {
  border: none;
  background: transparent;
  font-size: 1.15rem;
  color: var(--cp-border);
  cursor: pointer;
  transition: transform 0.1s ease;
}

.star-pill:hover {
  transform: scale(1.2);
}

.star-pill.active {
  color: var(--cp-amber);
  text-shadow: 0 0 6px rgba(241, 196, 15, 0.5);
}

/* Memo row */
.stage-memo-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--cp-bg);
  padding: 4px 10px;
  border-radius: 8px;
  border: 1px solid var(--cp-border);
}

.memo-icon {
  font-size: 0.85rem;
  opacity: 0.6;
}

.stage-memo-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--cp-text-main);
  font-size: 0.78rem;
  font-weight: 700;
}

/* Center Player Box */
.stage-player-card {
  background: #000;
  border-radius: 14px;
  border: 1px solid var(--cp-border);
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 170px;
}

.player-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: 1rem;
  text-align: center;
}

.player-ph-icon {
  font-size: 2.2rem;
  opacity: 0.5;
}

.player-ph-text {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--cp-text-sub);
}

.btn-preview-yt {
  margin-top: 0.4rem;
  padding: 6px 14px;
  border-radius: 8px;
  border: none;
  background: linear-gradient(135deg, #E74C3C, #C0392B);
  color: #FFF;
  font-size: 0.78rem;
  font-weight: 900;
  cursor: pointer;
  transition: transform 0.15s ease;
}

.btn-preview-yt:hover {
  transform: scale(1.04);
}

.player-active-frame {
  width: 100%;
  height: 100%;
}

.player-active-frame iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* Right Master Actions (Big Live Button) */
.stage-master-actions {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.btn-live-broadcast {
  flex: 1;
  border: none;
  border-radius: 16px;
  background: linear-gradient(135deg, #1E2538, #283048);
  border: 2px solid var(--cp-border);
  cursor: pointer;
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  position: relative;
  overflow: hidden;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--cp-shadow-sm);
}

.btn-live-broadcast:hover {
  border-color: var(--cp-pink);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--cp-pink-glow);
}

.btn-live-broadcast.on-air {
  background: linear-gradient(135deg, #E84393, #FD79A8);
  border-color: #FD79A8;
  box-shadow: 0 0 25px var(--cp-pink-glow);
}

.btn-live-broadcast.on-air .live-btn-main {
  color: #FFF;
}

.btn-live-broadcast.on-air .live-btn-sub {
  color: rgba(255, 255, 255, 0.9);
}

.live-btn-icon {
  font-size: 1.8rem;
}

.live-btn-texts {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.live-btn-main {
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--cp-text-main);
  letter-spacing: 0.3px;
}

.live-btn-sub {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--cp-text-muted);
}

.stage-sub-actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
}

.btn-stage-secondary {
  padding: 8px 2px;
  border-radius: 10px;
  border: 1px solid var(--cp-border);
  background: var(--cp-bg-surface-elevated);
  color: var(--cp-text-main);
  font-size: 0.72rem;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn-stage-secondary:hover {
  background: var(--cp-bg-card-hover);
  border-color: var(--cp-primary);
  color: var(--cp-primary);
}

.btn-stage-secondary.active-star {
  background: rgba(241, 196, 15, 0.12);
  border-color: var(--cp-amber);
  color: var(--cp-amber);
}

/* ==========================================================================
   3. Bottom Deck: Smart Catalog & Live Queue
   ========================================================================== */
.browser-deck-container {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 1.25rem;
  min-height: 480px;
}

@media (max-width: 1080px) {
  .browser-deck-container {
    grid-template-columns: 1fr;
  }
}

/* Left / Main Catalog Pane */
.browser-catalog-pane {
  background: var(--cp-bg-surface);
  border: 1.5px solid var(--cp-border);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--cp-shadow-md);
}

/* Control Bar (Search + Gojuon + Sort) */
.catalog-control-bar {
  padding: 1rem 1.25rem 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-bottom: 1px solid var(--cp-border);
}

.smart-search-box {
  position: relative;
  width: 100%;
}

.search-lens {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--cp-primary);
  font-size: 1rem;
  pointer-events: none;
}

.smart-search-input {
  width: 100%;
  height: 44px;
  padding: 0 2.5rem 0 2.6rem;
  border-radius: 12px;
  border: 1.5px solid var(--cp-border);
  background: var(--cp-bg);
  color: var(--cp-text-main);
  font-size: 0.92rem;
  font-weight: 800;
  outline: none;
  transition: all 0.2s ease;
}

.smart-search-input:focus {
  border-color: var(--cp-primary);
  box-shadow: 0 0 0 3px var(--cp-primary-glow);
}

.search-clear-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: transparent;
  color: var(--cp-text-muted);
  font-size: 1.2rem;
  cursor: pointer;
}

/* Gojuon Smart Horizontal Bar */
.smart-gojuon-bar {
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.smart-gojuon-bar::-webkit-scrollbar {
  height: 3px;
}

.gojuon-chip {
  padding: 5px 12px;
  border-radius: 8px;
  border: 1px solid var(--cp-border);
  background: var(--cp-bg);
  color: var(--cp-text-sub);
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.gojuon-chip:hover {
  background: var(--cp-bg-surface-elevated);
  color: var(--cp-text-main);
}

.gojuon-chip.active {
  background: var(--cp-primary);
  border-color: var(--cp-primary);
  color: #FFF;
  box-shadow: 0 2px 8px var(--cp-primary-glow);
}

/* Meta Tools Row */
.catalog-meta-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.catalog-count-pill {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--cp-text-muted);
}

.catalog-sort-pills {
  display: flex;
  gap: 3px;
  background: var(--cp-bg);
  padding: 2px;
  border-radius: 8px;
  border: 1px solid var(--cp-border);
}

.sort-pill-btn {
  padding: 3px 10px;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--cp-text-muted);
  font-size: 0.72rem;
  font-weight: 800;
  cursor: pointer;
}

.sort-pill-btn.active {
  background: var(--cp-bg-surface-elevated);
  color: var(--cp-text-main);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

/* Sub-filter Bar (Mood Chips + Dan Pills) */
.catalog-subfilter-bar {
  padding: 0.5rem 1.25rem;
  background: rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  overflow-x: auto;
  scrollbar-width: none;
  border-bottom: 1px solid var(--cp-border);
}

.catalog-subfilter-bar::-webkit-scrollbar {
  display: none;
}

.mood-chips-scroll {
  display: flex;
  align-items: center;
  gap: 5px;
}

.cockpit-mood-btn {
  padding: 4px 10px;
  border-radius: 9999px;
  border: 1px solid var(--cp-border);
  background: var(--cp-bg);
  color: var(--cp-text-sub);
  font-size: 0.75rem;
  font-weight: 800;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.cockpit-mood-btn:hover {
  color: var(--cp-text-main);
  border-color: var(--cp-border-hover);
}

.cockpit-mood-btn.active {
  background: linear-gradient(135deg, rgba(108, 92, 231, 0.2), rgba(0, 206, 201, 0.15));
  border-color: var(--cp-primary);
  color: var(--cp-text-main);
  font-weight: 900;
}

.vowel-chips-group {
  display: flex;
  align-items: center;
  gap: 3px;
  flex-shrink: 0;
}

.vowel-label {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--cp-text-muted);
}

.vowel-pill {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  border: 1px solid var(--cp-border);
  background: var(--cp-bg);
  color: var(--cp-text-sub);
  font-size: 0.72rem;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.vowel-pill.active {
  background: var(--cp-cyan);
  border-color: var(--cp-cyan);
  color: #0B0E17;
  font-weight: 900;
}

/* Scrollable Viewport & Songs Grid */
.catalog-scroll-viewport {
  flex: 1;
  overflow-y: auto;
  padding: 0.85rem 1rem;
  max-height: 540px;
  scrollbar-width: thin;
  scrollbar-color: rgba(108, 92, 231, 0.4) transparent;
}

.catalog-scroll-viewport::-webkit-scrollbar {
  width: 6px;
}

.catalog-scroll-viewport::-webkit-scrollbar-track {
  background: transparent;
}

.catalog-scroll-viewport::-webkit-scrollbar-thumb {
  background: rgba(108, 92, 231, 0.35);
  border-radius: 9999px;
}

.catalog-scroll-viewport::-webkit-scrollbar-thumb:hover {
  background: var(--cp-primary);
}

.songs-cockpit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 0.65rem;
}

/* Sleek Cockpit Song Card */
.cp-song-card {
  background: var(--cp-bg-card);
  border: 1px solid var(--cp-border);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.45rem;
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.cp-song-card:hover {
  background: var(--cp-bg-card-hover);
  border-color: var(--cp-border-hover);
  transform: translateY(-2px);
  box-shadow: var(--cp-shadow-sm);
}

.cp-song-card.active-selected {
  border-color: var(--cp-primary);
  background: linear-gradient(135deg, rgba(108, 92, 231, 0.15), rgba(0, 206, 201, 0.08));
  box-shadow: 0 0 16px var(--cp-primary-glow);
}

.card-top-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.4rem;
}

.card-title {
  font-size: 0.95rem;
  font-weight: 900;
  color: var(--cp-text-main);
  line-height: 1.3;
  word-break: break-all;
}

.card-key-pill {
  font-size: 0.68rem;
  font-weight: 900;
  padding: 1px 6px;
  border-radius: 6px;
  background: rgba(0, 206, 201, 0.12);
  color: var(--cp-cyan);
  border: 1px solid rgba(0, 206, 201, 0.3);
  flex-shrink: 0;
}

.card-artist-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--cp-text-sub);
  font-weight: 700;
}

.card-artist-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 65%;
}

.card-stars {
  color: var(--cp-amber);
  font-size: 0.75rem;
}

.card-actions-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.2rem;
  padding-top: 0.35rem;
  border-top: 1px solid var(--cp-border);
}

.btn-card-action {
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid var(--cp-border);
  background: var(--cp-bg);
  color: var(--cp-text-sub);
  font-size: 0.72rem;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  transition: all 0.15s ease;
}

.btn-card-action:hover {
  border-color: var(--cp-primary);
  color: var(--cp-primary);
}

.btn-card-action.btn-add-queue:hover {
  border-color: var(--cp-cyan);
  color: var(--cp-cyan);
}

.btn-card-action.is-mochi {
  background: rgba(108, 92, 231, 0.15);
  border-color: var(--cp-primary);
  color: var(--cp-primary);
}

/* Right Pane: Live Queue & Setlist */
.browser-queue-pane {
  background: var(--cp-bg-surface);
  border: 1.5px solid var(--cp-border);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--cp-shadow-md);
}

.queue-pane-header {
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--cp-border);
}

.queue-pane-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.queue-title-text {
  font-size: 0.95rem;
  font-weight: 900;
}

.queue-badge {
  font-size: 0.7rem;
  font-weight: 900;
  padding: 1px 7px;
  border-radius: 8px;
  background: var(--cp-primary);
  color: #FFF;
}

.btn-clear-queue {
  border: none;
  background: transparent;
  color: var(--cp-text-muted);
  font-size: 0.75rem;
  font-weight: 800;
  cursor: pointer;
}

.btn-clear-queue:hover {
  color: #E74C3C;
}

/* Next Up Card */
.queue-next-card {
  margin: 0.75rem 1rem 0;
  padding: 0.85rem;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(0, 206, 201, 0.1), rgba(108, 92, 231, 0.1));
  border: 1px solid rgba(0, 206, 201, 0.4);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.queue-next-label {
  font-size: 0.65rem;
  font-weight: 900;
  letter-spacing: 1px;
  color: var(--cp-cyan);
}

.queue-next-title {
  font-size: 1rem;
  font-weight: 900;
  color: var(--cp-text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.queue-next-artist {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--cp-text-sub);
}

.btn-play-next {
  margin-top: 0.35rem;
  padding: 6px;
  border-radius: 8px;
  border: none;
  background: var(--cp-cyan);
  color: #0B0E17;
  font-size: 0.78rem;
  font-weight: 900;
  cursor: pointer;
  transition: transform 0.1s ease;
}

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

/* Queue Items List */
.queue-items-list {
  flex: 1;
  overflow-y: auto;
  padding: 0.75rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 220px;
}

.queue-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 0.75rem;
  border-radius: 10px;
  background: var(--cp-bg);
  border: 1px solid var(--cp-border);
  gap: 0.5rem;
  transition: all 0.15s ease;
}

.queue-item-row:hover {
  background: var(--cp-bg-surface-elevated);
  border-color: var(--cp-border-hover);
}

.queue-item-idx {
  font-size: 0.75rem;
  font-weight: 900;
  color: var(--cp-text-muted);
  width: 18px;
}

.queue-item-texts {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.queue-item-title {
  font-size: 0.84rem;
  font-weight: 800;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.queue-item-artist {
  font-size: 0.7rem;
  color: var(--cp-text-sub);
}

.queue-item-del {
  border: none;
  background: transparent;
  color: var(--cp-text-muted);
  font-size: 1.1rem;
  cursor: pointer;
}

.queue-item-del:hover {
  color: #E74C3C;
}

.queue-empty-state {
  margin: auto;
  text-align: center;
  padding: 2rem 1rem;
}

.queue-empty-icon {
  font-size: 2.5rem;
  opacity: 0.4;
  margin-bottom: 0.4rem;
}

/* Queue Footer */
.queue-pane-footer {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--cp-border);
  background: var(--cp-bg);
}

.btn-custom-add-song {
  width: 100%;
  padding: 8px;
  border-radius: 10px;
  border: 1px dashed var(--cp-primary);
  background: rgba(108, 92, 231, 0.08);
  color: var(--cp-primary);
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

.btn-custom-add-song:hover {
  background: var(--cp-primary);
  color: #FFF;
  border-style: solid;
}

/* ==========================================================================
   4. Footer Bar
   ========================================================================== */
.cockpit-footer-bar {
  height: 44px;
  padding: 0 1.5rem;
  background: var(--cp-bg-surface);
  border-top: 1px solid var(--cp-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.76rem;
  color: var(--cp-text-muted);
}

.cockpit-footer-bar a {
  color: var(--cp-text-sub);
  text-decoration: none;
}

.cockpit-footer-bar a:hover {
  color: var(--cp-primary);
}

.footer-sep {
  margin: 0 0.35rem;
  opacity: 0.5;
}

/* ==========================================================================
   5. Modals (OBS Guide & Cyber Slot)
   ========================================================================== */
.cockpit-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.cockpit-modal-card {
  background: var(--cp-bg-surface);
  border: 1.5px solid var(--cp-border);
  border-radius: 20px;
  width: 100%;
  max-width: 560px;
  padding: 1.8rem;
  box-shadow: var(--cp-shadow-lg);
  color: var(--cp-text-main);
  animation: modalPopIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPopIn {
  from { transform: scale(0.94); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.modal-card-title {
  font-size: 1.15rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-close-btn {
  border: none;
  background: transparent;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--cp-text-muted);
}

.modal-close-btn:hover {
  color: var(--cp-text-main);
}

.modal-lead-text {
  font-size: 0.88rem;
  color: var(--cp-text-sub);
  line-height: 1.6;
  margin-bottom: 1.2rem;
}

.modal-input-group {
  display: flex;
  gap: 0.5rem;
  background: var(--cp-bg);
  padding: 6px;
  border-radius: 12px;
  border: 1px solid var(--cp-border);
  margin-bottom: 1.2rem;
}

.modal-code-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--cp-cyan);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  padding: 0 0.5rem;
}

.modal-copy-btn {
  padding: 8px 16px;
  border-radius: 8px;
  border: none;
  background: var(--cp-primary);
  color: #FFF;
  font-weight: 900;
  font-size: 0.82rem;
  cursor: pointer;
}

.modal-obs-settings-box {
  background: var(--cp-bg);
  border-radius: 12px;
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.8rem;
  border: 1px solid var(--cp-border);
}

.obs-setting-row {
  display: flex;
  gap: 0.5rem;
}

.setting-k {
  color: var(--cp-text-muted);
  width: 90px;
  font-weight: 800;
}

.setting-v {
  color: var(--cp-text-main);
}

.modal-test-link {
  font-size: 0.82rem;
  color: var(--cp-cyan);
  text-decoration: none;
  font-weight: 800;
}

.modal-test-link:hover {
  text-decoration: underline;
}

/* Cyber Roulette Card */
.roulette-style-card {
  max-width: 500px;
  text-align: center;
}

.roulette-body {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.roulette-pool-switcher {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.pool-radio-pill {
  font-size: 0.82rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
}

.cyber-slot-screen {
  background: #080A10;
  border: 2px solid var(--cp-primary);
  border-radius: 16px;
  padding: 1.6rem 1rem;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 0 20px rgba(108, 92, 231, 0.2);
}

.slot-artist-sub {
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--cp-cyan);
  margin-bottom: 0.3rem;
}

.slot-title-main {
  font-size: 1.5rem;
  font-weight: 900;
  color: #FFF;
  word-break: break-all;
}

.slot-actions-row {
  display: flex;
  justify-content: center;
  gap: 0.8rem;
}

.btn-spin-trigger {
  padding: 0.85rem 2rem;
  border-radius: 14px;
  border: none;
  background: linear-gradient(135deg, var(--cp-primary), var(--cp-cyan));
  color: #FFF;
  font-size: 1.05rem;
  font-weight: 900;
  cursor: pointer;
  box-shadow: var(--cp-shadow-md);
  transition: transform 0.1s ease;
}

.btn-spin-trigger:hover {
  transform: scale(1.03);
}

.btn-load-chosen {
  padding: 0.85rem 1.6rem;
  border-radius: 14px;
  border: none;
  background: var(--cp-green);
  color: #FFF;
  font-size: 1.05rem;
  font-weight: 900;
  cursor: pointer;
  box-shadow: var(--cp-shadow-md);
}