/* ktv.css — full styling for the KTV app */

/* ── Layout shell ─────────────────────────────────────────── */
.shell {
  position: relative;
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
  z-index: 1;
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px 12px;
  gap: 16px;
  position: relative;
  z-index: 5;
}
.brand { display: flex; flex-direction: column; gap: 2px; }
.brand-logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 26px;
  color: var(--neon-pink);
  letter-spacing: 0.06em;
  line-height: 1;
}
.brand-mono {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
  margin-top: 4px;
}
.topbar-right { display: flex; align-items: center; gap: 12px; }

.me-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 12px 7px 9px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  cursor: pointer;
  transition: border-color .15s, transform .15s;
}
.me-chip:hover { border-color: var(--neon-pink); transform: translateY(-1px); }
.me-emoji { font-size: 18px; line-height: 1; }
.me-name { font-weight: 600; font-size: 13px; max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.me-edit { color: var(--ink-mute); font-size: 11px; }

/* ── Stage (main grid) ───────────────────────────────────── */
.stage {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(380px, 0.9fr);
  gap: 22px;
  padding: 0 28px 28px;
  align-items: start;
  min-height: 0;
}

.player-col {
  display: flex; flex-direction: column;
  gap: var(--gap-y);
  min-width: 0;
}
.side-col {
  display: flex; flex-direction: column;
  gap: var(--gap-y);
  min-width: 0;
  position: sticky; top: 18px;
  max-height: calc(100vh - 36px);
}

/* ── Player screen ───────────────────────────────────────── */
.screen {
  position: relative;
  background: linear-gradient(160deg, #1a0a2e 0%, #07060f 100%);
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  width: 100%;
}
.player-wrap, .player-empty { position: absolute; inset: 0; }
.player-frame { width: 100%; height: 100%; }
.player-frame > iframe { width: 100% !important; height: 100% !important; border: 0; }
.player-scanlines {
  pointer-events: none;
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    180deg, rgba(255,255,255,0) 0, rgba(255,255,255,0) 2px,
    rgba(255,255,255,0.025) 2px, rgba(255,255,255,0.025) 3px);
  mix-blend-mode: overlay;
  opacity: 0.35;
}

.player-empty {
  display: grid; place-items: center;
  background:
    radial-gradient(circle at 30% 30%, rgba(255,46,166,0.25), transparent 60%),
    radial-gradient(circle at 70% 70%, rgba(44,245,255,0.20), transparent 60%),
    #0a0716;
}
.player-empty-glow {
  position: absolute; inset: 18%;
  border: 1px dashed var(--line);
  border-radius: 50%;
  animation: pulse 5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.04); }
}
.player-empty-inner {
  position: relative; text-align: center;
  display: flex; flex-direction: column; gap: 12px;
}
.player-empty-mono {
  font-family: var(--font-mono);
  color: var(--neon-cyan);
  letter-spacing: 0.3em;
  font-size: 14px;
  text-shadow: 0 0 12px var(--neon-cyan);
}
.player-empty-cta {
  font-size: 14px; color: var(--ink-dim);
  max-width: 360px;
}

/* ── Controls bar ────────────────────────────────────────── */
.ctl-bar {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--pad);
  display: flex; flex-direction: column; gap: 10px;
  backdrop-filter: blur(12px);
}
.ctl-row {
  display: flex; align-items: center; gap: 14px;
  min-width: 0;
}
.ctl-meta {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column; gap: 3px;
}
.ctl-title {
  font-weight: 700; font-size: 15px;
  color: var(--ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.ctl-sub {
  font-size: 12px;
  color: var(--ink-dim);
  display: flex; align-items: center; gap: 8px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.ctl-dim { color: var(--ink-mute); }
.ctl-play {
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: radial-gradient(circle at 30% 30%, var(--neon-pink), #6a0c5e 80%);
  color: white;
  cursor: pointer;
  display: grid; place-items: center;
  box-shadow: 0 0 0 1px rgba(255,46,166,0.4), 0 0 22px rgba(255,46,166,0.5);
  transition: transform 0.15s, box-shadow 0.2s;
}
.ctl-play:hover:not(:disabled) { transform: scale(1.05); box-shadow: 0 0 0 1px rgba(255,46,166,0.5), 0 0 30px rgba(255,46,166,0.7); }
.ctl-play:disabled { opacity: 0.35; cursor: not-allowed; }
.ctl-play.is-playing { background: radial-gradient(circle at 30% 30%, var(--neon-cyan), #0c4a64 80%); box-shadow: 0 0 0 1px rgba(44,245,255,0.4), 0 0 22px rgba(44,245,255,0.5); }
.ctl-play.is-playing:hover { box-shadow: 0 0 0 1px rgba(44,245,255,0.5), 0 0 30px rgba(44,245,255,0.7); }

.ctl-vol { display: flex; align-items: center; gap: 8px; }
.ctl-vol-range {
  -webkit-appearance: none; appearance: none;
  width: 90px; height: 4px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple));
  border-radius: 2px;
}
.ctl-vol-range::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 14px; height: 14px;
  background: white;
  border-radius: 50%;
  box-shadow: 0 0 8px var(--neon-cyan);
  cursor: pointer;
}
.ctl-vol-num { font-family: var(--font-mono); font-size: 11px; color: var(--ink-mute); width: 22px; text-align: right; }

.ctl-bar-progress { display: flex; align-items: center; gap: 10px; }
.ctl-time { font-family: var(--font-mono); font-size: 11px; color: var(--ink-dim); min-width: 36px; }
.seek {
  position: relative;
  flex: 1;
  height: 22px;
  display: flex; align-items: center;
  cursor: pointer;
}
.seek.seek-dis { cursor: not-allowed; opacity: 0.45; }
.seek-rail {
  position: absolute; left: 0; right: 0;
  height: 4px;
  background: rgba(164, 92, 255, 0.18);
  border-radius: 2px;
}
.seek-fill {
  position: absolute; left: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--neon-pink), var(--neon-purple), var(--neon-cyan));
  border-radius: 2px;
  box-shadow: 0 0 12px rgba(255,46,166,0.6);
}
.seek-knob {
  position: absolute;
  width: 14px; height: 14px;
  background: white;
  border-radius: 50%;
  transform: translate(-50%, 0);
  box-shadow: 0 0 10px var(--neon-pink);
  pointer-events: none;
}

/* ── Add song input ──────────────────────────────────────── */
.add-input {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--pad);
  display: flex; flex-direction: column; gap: 8px;
}
.add-row {
  display: flex; align-items: center; gap: 8px;
}
.add-icon {
  width: 28px; height: 28px; border-radius: 8px;
  display: grid; place-items: center;
  background: rgba(255, 46, 166, 0.18);
  color: var(--neon-pink);
  flex-shrink: 0;
}
.add-field {
  flex: 1;
  background: rgba(7,6,15,0.6);
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13px;
  outline: none;
  min-width: 0;
}
.add-field:focus { border-color: var(--neon-pink); box-shadow: 0 0 0 3px rgba(255,46,166,0.15); }
.add-err {
  background: rgba(255, 46, 166, 0.12);
  border: 1px solid rgba(255, 46, 166, 0.4);
  color: var(--neon-pink);
  font-size: 12px;
  padding: 8px 10px;
  border-radius: 8px;
}
.add-hint {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}
.add-hint code { font-family: var(--font-mono); color: var(--ink-dim); }

/* ── Tabs + queue ────────────────────────────────────────── */
.tabs {
  display: flex; align-items: center; gap: 4px;
  border-bottom: 1px solid var(--line);
  padding: 0 4px;
}
.tab {
  background: transparent; border: 0;
  color: var(--ink-mute);
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  display: inline-flex; align-items: center; gap: 6px;
}
.tab.is-on { color: var(--neon-pink); border-bottom-color: var(--neon-pink); text-shadow: 0 0 12px var(--neon-pink); }
.tab-count {
  background: rgba(164, 92, 255, 0.2);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 10.5px;
  padding: 1px 7px;
  border-radius: 999px;
  min-width: 22px;
  text-align: center;
}
.tab.is-on .tab-count { background: rgba(255,46,166,0.25); color: var(--neon-pink); }
.tab-tools { margin-left: auto; display: flex; align-items: center; gap: 6px; padding-right: 2px; }
.tab-clear {
  background: transparent; border: 1px solid var(--line);
  color: var(--ink-dim);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 11px;
  cursor: pointer;
}
.tab-clear:hover:not(:disabled) { border-color: var(--neon-pink); color: var(--neon-pink); }
.tab-clear:disabled { opacity: 0.35; cursor: not-allowed; }

.list-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 4px 4px 4px 0;
  display: flex; flex-direction: column;
  gap: 6px;
  min-height: 0;
}
.empty {
  text-align: center;
  padding: 40px 12px;
  color: var(--ink-mute);
  font-size: 13px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  margin-top: 10px;
}

/* ── Queue row ───────────────────────────────────────────── */
.q-row {
  display: grid;
  grid-template-columns: 88px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: var(--pad);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.15s, transform 0.15s;
  min-width: 0;
}
.q-row:hover { border-color: var(--line-strong); }
.q-row-active { border-color: var(--neon-pink); box-shadow: 0 0 0 1px var(--neon-pink), 0 0 24px rgba(255, 46, 166, 0.3); }
body[data-density="compact"] .q-row { grid-template-columns: 64px 1fr auto; }

.q-thumb {
  width: 100%; aspect-ratio: 16 / 9;
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  background: #1a0a2e;
}
.q-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.q-thumb-fallback {
  width: 100%; height: 100%;
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  color: white;
}
.q-fb-yt { background: linear-gradient(135deg, #ff0044, #aa0033); }
.q-fb-bili { background: linear-gradient(135deg, #00aeec, #fb7299); }
.q-thumb-badge {
  position: absolute; top: 4px; right: 4px;
  width: 18px; height: 18px;
  background: rgba(0,0,0,0.7);
  color: white;
  font-family: var(--font-mono);
  font-size: 10px;
  border-radius: 4px;
  display: grid; place-items: center;
}

.q-meta { min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.q-title {
  font-weight: 600;
  font-size: 13.5px;
  color: var(--ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.q-sub {
  display: flex; align-items: center; gap: 6px;
  font-size: 11.5px; color: var(--ink-dim);
  white-space: nowrap; overflow: hidden;
}
.q-emoji { font-size: 13px; }
.q-by { font-weight: 500; color: var(--ink-dim); }
.q-dot { color: var(--ink-mute); }
.q-time { color: var(--ink-mute); font-family: var(--font-mono); font-size: 10.5px; }
.q-now {
  margin-left: auto;
  color: var(--neon-pink); font-weight: 700;
  text-shadow: 0 0 8px var(--neon-pink);
}

.q-actions { display: flex; align-items: center; gap: 4px; }

/* ── Icon button ─────────────────────────────────────────── */
.icon-btn {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink-dim);
  cursor: pointer;
  display: grid; place-items: center;
  transition: all 0.15s;
}
.icon-btn:hover:not(:disabled) {
  background: rgba(164, 92, 255, 0.15);
  color: var(--ink);
  border-color: var(--line-strong);
}
.icon-btn:disabled { opacity: 0.3; cursor: not-allowed; }
.icon-btn.icon-pink:hover:not(:disabled) { color: var(--neon-pink); border-color: var(--neon-pink); box-shadow: 0 0 12px rgba(255,46,166,0.4); }
.icon-btn.icon-cyan:hover:not(:disabled) { color: var(--neon-cyan); border-color: var(--neon-cyan); box-shadow: 0 0 12px rgba(44,245,255,0.4); }

/* ── Neon button ─────────────────────────────────────────── */
.nbtn {
  border: 0; cursor: pointer;
  font-weight: 700;
  letter-spacing: 0.02em;
  border-radius: 10px;
  position: relative;
  background: transparent;
  color: white;
  transition: transform 0.15s, box-shadow 0.2s;
}
.nbtn-md { padding: 9px 16px; font-size: 13px; }
.nbtn-sm { padding: 6px 12px; font-size: 12px; border-radius: 8px; }
.nbtn-lg { padding: 12px 22px; font-size: 14px; border-radius: 12px; }
.nbtn-pink {
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
  box-shadow: 0 0 0 1px rgba(255,46,166,0.4), 0 0 18px rgba(255,46,166,0.3);
}
.nbtn-cyan {
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
  box-shadow: 0 0 0 1px rgba(44,245,255,0.4), 0 0 18px rgba(44,245,255,0.3);
}
.nbtn:hover:not(:disabled) { transform: translateY(-1px); }
.nbtn-pink:hover:not(:disabled) { box-shadow: 0 0 0 1px rgba(255,46,166,0.6), 0 0 26px rgba(255,46,166,0.55); }
.nbtn-cyan:hover:not(:disabled) { box-shadow: 0 0 0 1px rgba(44,245,255,0.6), 0 0 26px rgba(44,245,255,0.55); }
.nbtn:disabled { opacity: 0.4; cursor: not-allowed; }

.ghost-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink-dim);
  padding: 9px 16px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 13px;
}
.ghost-btn:hover { border-color: var(--ink-dim); color: var(--ink); }

/* ── Source tag ──────────────────────────────────────────── */
.src-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  margin-left: 6px;
}
.src-tag[data-src="yt"] { background: rgba(255,0,68,0.18); color: #ff5577; border: 1px solid rgba(255,0,68,0.3); }
.src-tag[data-src="bili"] { background: rgba(0,174,236,0.18); color: #4dd6ff; border: 1px solid rgba(0,174,236,0.3); }

/* ── Users strip ─────────────────────────────────────────── */
.users-strip {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  flex-wrap: wrap;
}
.users-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--neon-cyan);
  letter-spacing: 0.15em;
}
.users-list { display: flex; flex-wrap: wrap; gap: 6px; }
.users-empty { font-size: 11px; color: var(--ink-mute); }
.user-chip {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 9px 3px 5px;
  background: rgba(164, 92, 255, 0.15);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 11.5px;
}
.user-chip.is-me { background: rgba(255, 46, 166, 0.2); border-color: var(--neon-pink); color: var(--neon-pink); }
.user-emoji { font-size: 14px; }
.user-name { color: inherit; }

/* ── Room badge ──────────────────────────────────────────── */
.room-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 4px 6px 12px;
  cursor: pointer;
  color: var(--ink);
  transition: border-color 0.15s;
}
.room-btn:hover { border-color: var(--neon-cyan); }
.room-tag {
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: var(--neon-cyan);
  letter-spacing: 0.2em;
}
.room-slug {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12.5px;
  color: var(--ink);
  letter-spacing: 0.04em;
}
.room-qr-icon {
  width: 24px; height: 24px;
  background: rgba(44, 245, 255, 0.15);
  color: var(--neon-cyan);
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 13px;
}

/* ── Sheet (modal) ───────────────────────────────────────── */
.sheet-overlay {
  position: fixed; inset: 0;
  background: rgba(7, 6, 15, 0.78);
  backdrop-filter: blur(8px);
  display: grid; place-items: center;
  z-index: 100;
  animation: fadein 0.2s ease;
}
@keyframes fadein { from { opacity: 0; } to { opacity: 1; } }
.sheet {
  width: min(440px, 92vw);
  max-height: 88vh;
  background: linear-gradient(180deg, rgba(36, 28, 70, 0.95), rgba(20, 17, 42, 0.95));
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  box-shadow: 0 0 0 1px var(--line-strong), 0 30px 80px rgba(0,0,0,0.6), 0 0 60px rgba(255,46,166,0.2);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.sheet-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
}
.sheet-head h3 { margin: 0; font-family: var(--font-display); font-size: 18px; letter-spacing: 0.06em; }
.sheet-x {
  width: 32px; height: 32px;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink-dim);
  border-radius: 50%;
  cursor: pointer;
  font-size: 16px;
}
.sheet-x:hover { color: var(--neon-pink); border-color: var(--neon-pink); }
.sheet-body {
  padding: 18px 20px 20px;
  overflow-y: auto;
  display: flex; flex-direction: column; gap: 14px;
}
.sheet-actions { display: flex; justify-content: flex-end; padding-top: 6px; }

/* ── Profile sheet ───────────────────────────────────────── */
.profile-preview {
  display: flex; align-items: center; gap: 14px;
  padding: 14px;
  background: rgba(255, 46, 166, 0.08);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
}
.profile-avatar {
  width: 56px; height: 56px;
  font-size: 36px;
  display: grid; place-items: center;
  background: var(--bg-2);
  border-radius: 50%;
  border: 1px solid var(--neon-pink);
  box-shadow: 0 0 16px rgba(255, 46, 166, 0.4);
}
.profile-name { font-weight: 700; font-size: 18px; color: var(--ink); }
.profile-id { font-family: var(--font-mono); font-size: 11px; color: var(--ink-mute); }

.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row-h { flex-direction: row; align-items: center; justify-content: space-between; }
.form-label { font-size: 12px; color: var(--ink-dim); font-weight: 500; }
.form-input {
  background: rgba(7,6,15,0.6);
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 13px;
  outline: none;
}
.form-input:focus { border-color: var(--neon-pink); box-shadow: 0 0 0 3px rgba(255,46,166,0.15); }

.emoji-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  max-height: 168px;
  overflow-y: auto;
  padding: 4px;
  background: rgba(7,6,15,0.4);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.emoji-grid.is-disabled { opacity: 0.4; pointer-events: none; }
.emoji-cell {
  background: transparent;
  border: 1px solid transparent;
  font-size: 20px;
  width: 100%; aspect-ratio: 1;
  display: grid; place-items: center;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.1s;
}
.emoji-cell:hover { background: rgba(164, 92, 255, 0.2); }
.emoji-cell.is-on { background: rgba(255, 46, 166, 0.3); border-color: var(--neon-pink); box-shadow: 0 0 10px rgba(255,46,166,0.4); }

.switch {
  width: 44px; height: 24px;
  background: rgba(164, 92, 255, 0.2);
  border: 1px solid var(--line);
  border-radius: 999px;
  position: relative;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s;
}
.switch.is-on { background: var(--neon-pink); border-color: var(--neon-pink); box-shadow: 0 0 12px rgba(255,46,166,0.5); }
.switch-knob {
  position: absolute; top: 2px; left: 2px;
  width: 18px; height: 18px;
  background: white;
  border-radius: 50%;
  transition: transform 0.2s;
}
.switch.is-on .switch-knob { transform: translateX(20px); }

/* ── QR sheet ────────────────────────────────────────────── */
.sheet-qr-body { align-items: center; }
.qr-hint { color: var(--ink-dim); font-size: 13px; text-align: center; margin: 0 0 6px; }
.qr-frame {
  background: var(--neon-pink);
  padding: 10px;
  border-radius: 14px;
}
.qr-frame canvas { display: block; }
.qr-url-row {
  display: flex; align-items: center; gap: 8px;
  background: rgba(7,6,15,0.6);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 6px 6px 10px;
  width: 100%;
  max-width: 100%;
}
.qr-url {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-dim);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  flex: 1; min-width: 0;
}
.qr-slug { font-size: 12px; color: var(--ink-mute); }
.qr-slug b { color: var(--neon-cyan); font-family: var(--font-mono); letter-spacing: 0.05em; }

/* ── Onboarding ──────────────────────────────────────────── */
.onboard {
  min-height: 100vh;
  display: grid; place-items: center;
  padding: 30px;
  position: relative;
  z-index: 2;
}
.onboard-card {
  background: linear-gradient(180deg, rgba(36, 28, 70, 0.85), rgba(20, 17, 42, 0.92));
  border-radius: 20px;
  padding: 36px 32px;
  width: min(440px, 92vw);
  text-align: center;
  display: flex; flex-direction: column; gap: 18px;
}
.onboard-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--neon-cyan);
}
.onboard-h1 {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 900;
  color: var(--neon-pink);
  margin: 0;
  letter-spacing: 0.04em;
}
.onboard-sub { color: var(--ink-dim); font-size: 14px; margin: 0; }
.onboard-preview {
  display: flex; align-items: center; gap: 12px;
  justify-content: center;
  padding: 14px;
  background: rgba(255, 46, 166, 0.08);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
}
.onboard-avatar {
  font-size: 38px;
  width: 60px; height: 60px;
  display: grid; place-items: center;
  background: var(--bg-2);
  border-radius: 50%;
  border: 1px solid var(--neon-pink);
  box-shadow: 0 0 18px rgba(255, 46, 166, 0.4);
}
.onboard-name {
  font-weight: 700; font-size: 18px;
  color: var(--ink);
}
.onboard-input {
  background: rgba(7,6,15,0.6);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 16px;
  text-align: center;
  outline: none;
}
.onboard-input:focus { border-color: var(--neon-pink); box-shadow: 0 0 0 3px rgba(255,46,166,0.15); }
.onboard-emojis {
  display: grid; grid-template-columns: repeat(8, 1fr);
  gap: 4px;
}
.onboard-cta { display: flex; flex-direction: column; gap: 8px; align-items: center; }

/* ── Danmaku layer ───────────────────────────────────────── */
.dm-layer {
  position: fixed;
  top: 80px; left: 0; right: 0;
  height: 60vh;
  pointer-events: none;
  overflow: hidden;
  z-index: 50;
}
.dm-item {
  position: absolute;
  left: 100%;
  white-space: nowrap;
  font-weight: 700;
  font-size: 22px;
  color: white;
  -webkit-text-stroke: 2px black;
  paint-order: stroke fill;
  text-shadow: 0 0 8px rgba(0,0,0,0.6);
  animation: dm-fly linear forwards;
  letter-spacing: 0.02em;
  font-family: var(--font-body);
}
@keyframes dm-fly {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(calc(-100vw - 100%), 0, 0); }
}

.dm-input {
  display: flex; gap: 8px; align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px 8px 8px var(--pad);
}
.dm-field {
  flex: 1;
  background: transparent;
  border: 0;
  color: var(--ink);
  outline: none;
  font-size: 13px;
  min-width: 0;
}
.dm-field::placeholder { color: var(--ink-mute); }
.dm-send {
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
  border: 0;
  color: white;
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 700;
  display: inline-flex; align-items: center;
  cursor: pointer;
  box-shadow: 0 0 0 1px rgba(44,245,255,0.4), 0 0 14px rgba(44,245,255,0.3);
}
.dm-send:hover { box-shadow: 0 0 0 1px rgba(44,245,255,0.6), 0 0 22px rgba(44,245,255,0.55); }

/* ── History list ────────────────────────────────────────── */
.hist-list {
  display: flex; flex-direction: column; gap: 6px;
}
.hist-row {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
}
.hist-num {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
}
.hist-meta { min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.hist-title {
  font-weight: 600; font-size: 13px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  color: var(--ink-dim);
}
.hist-sub {
  display: flex; align-items: center; gap: 6px;
  font-size: 11px; color: var(--ink-mute);
}
.hist-readd {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink-dim);
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 11.5px;
  cursor: pointer;
}
.hist-readd:hover { border-color: var(--neon-cyan); color: var(--neon-cyan); }

/* ── Floating QR ─────────────────────────────────────────── */
.fab-qr {
  position: fixed;
  left: 20px;
  bottom: 20px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(7, 0, 22, 0.85);
  color: var(--neon-cyan);
  border: 1px solid var(--neon-cyan);
  box-shadow: 0 0 16px rgba(46, 240, 255, 0.4), inset 0 0 8px rgba(46, 240, 255, 0.2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 80;
  backdrop-filter: blur(8px);
  transition: transform 0.15s;
}
.fab-qr:hover { transform: scale(1.06); box-shadow: 0 0 24px var(--neon-cyan); }
.fab-qr-pop {
  position: fixed;
  inset: 0;
  background: rgba(7, 0, 22, 0.78);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  animation: fade-in 0.18s ease;
}
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
.fab-qr-card {
  background: linear-gradient(180deg, #1a0a2e, #0c0420);
  border: 1px solid var(--neon-pink);
  border-radius: 12px;
  padding: 18px 22px 22px;
  box-shadow: 0 0 40px rgba(255, 46, 166, 0.45), inset 0 0 20px rgba(0,0,0,0.4);
  width: 320px;
}
.fab-qr-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  margin-bottom: 14px;
}
.fab-qr-head .sheet-x {
  background: transparent;
  border: none;
  color: var(--ink-mute);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
}
.fab-qr-head .sheet-x:hover { color: var(--neon-pink); }
.fab-qr-body { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.qr-url {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--ink-mute);
  word-break: break-all;
  text-align: center;
  padding: 6px 8px;
  background: rgba(0,0,0,0.4);
  border-radius: 4px;
  width: 100%;
  box-sizing: border-box;
}
.qr-slug {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--neon-cyan);
  letter-spacing: 0.12em;
}
.qr-slug b { color: var(--neon-pink); font-weight: 700; }

/* ── Mobile responsive ───────────────────────────────────── */
@media (max-width: 920px) {
  .stage { grid-template-columns: 1fr; padding: 0 16px 16px; }
  .side-col { position: static; max-height: none; }
  .topbar { padding: 14px 16px 8px; flex-wrap: wrap; gap: 10px; }
  .topbar-right { flex-wrap: wrap; gap: 8px; }
  .brand-logo { font-size: 22px; }
  .brand-mono { font-size: 10px; }
  .ctl-row { flex-wrap: wrap; }
  .ctl-meta { order: 5; flex-basis: 100%; min-width: 0; }
  .ctl-vol { order: 6; flex-basis: 100%; }
  .ctl-vol-range { flex: 1; width: auto; }
  .dm-item { font-size: 18px; }
  /* keep a usable name length without pushing past the row */
  .me-name { max-width: 90px; }
  .users-strip { gap: 8px; padding: 6px 10px; }
}

/* phones (≤ 480px) — tighten cards / rows so nothing pokes past the viewport */
@media (max-width: 480px) {
  body[data-density="comfy"] { --pad: 12px; --gap-y: 10px; }
  .topbar { padding: 12px 12px 6px; }
  .stage { padding: 0 12px 12px; gap: 12px; }
  .brand-mono { display: none; }
  .topbar-right { width: 100%; justify-content: flex-start; }
  /* slim the me-chip — drop the trailing edit affordance */
  .me-chip { padding: 5px 10px 5px 7px; }
  .me-edit { display: none; }
  .me-name { max-width: 110px; font-size: 12px; }

  /* queue / history rows: smaller thumb, smaller actions, tighter gap */
  .q-row { grid-template-columns: 56px 1fr auto; gap: 8px; padding: 10px; }
  body[data-density="compact"] .q-row { grid-template-columns: 48px 1fr auto; }
  .q-actions { gap: 2px; }
  .q-title { font-size: 13px; }
  .q-sub { font-size: 11px; }
  .icon-btn { width: 28px; height: 28px; }

  .hist-row { grid-template-columns: 26px 1fr auto; padding: 8px 10px; gap: 8px; }

  .add-input { padding: 12px; }
  .add-icon { display: none; }
  .add-field { padding: 9px 10px; font-size: 13px; }
  .nbtn-md { padding: 8px 12px; font-size: 12px; }

  .tab { padding: 9px 10px; font-size: 12px; }
  .tab-count { padding: 1px 6px; font-size: 10px; min-width: 20px; }

  .dm-input { padding: 6px 6px 6px 12px; }
  .dm-send { padding: 6px 10px; font-size: 11px; }
  .dm-item { font-size: 16px; }
  /* the danmaku layer should not cover the controls when the topbar wraps */
  .dm-layer { top: 110px; height: 50vh; }
}

/* very narrow (older / smaller phones) */
@media (max-width: 360px) {
  .room-slug { font-size: 11px; }
  .room-tag { font-size: 8.5px; letter-spacing: 0.15em; }
  .q-row { grid-template-columns: 48px 1fr auto; }
  .icon-btn { width: 26px; height: 26px; }
}