:root {
  --bg: #03070a;
  --bg-deep: #010304;
  --panel: rgba(7, 17, 23, 0.82);
  --panel-solid: #071117;
  --panel-soft: rgba(12, 27, 35, 0.78);
  --text: #eefcff;
  --text-soft: #b7c9cf;
  --muted: #6f8991;
  --accent: #00f0ff;
  --accent-rgb: 0, 240, 255;
  --accent-2: #55ffc2;
  --danger: #ff6f7d;
  --warning: #ffcc66;
  --line: rgba(143, 224, 235, 0.13);
  --line-strong: rgba(var(--accent-rgb), 0.36);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.42);
  --glow: 0 0 40px rgba(var(--accent-rgb), 0.08);
  font-family:
    "Segoe UI", "Microsoft YaHei", "PingFang SC", ui-sans-serif, system-ui,
    sans-serif;
}

:root[data-accent="orange"] {
  --accent: #ff8a1f;
  --accent-rgb: 255, 138, 31;
  --accent-2: #ffd15a;
}

:root[data-resolved-theme="light"] {
  color-scheme: light;
  --bg: #edf9fb;
  --bg-deep: #dbeef1;
  --panel: rgba(248, 253, 254, 0.86);
  --panel-solid: #f7fcfd;
  --panel-soft: rgba(230, 246, 249, 0.86);
  --text: #07171c;
  --text-soft: #294c54;
  --muted: #5c7a81;
  --line: rgba(23, 106, 119, 0.16);
  --shadow: 0 30px 80px rgba(39, 84, 92, 0.16);
  --glow: 0 0 40px rgba(var(--accent-rgb), 0.1);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  color-scheme: dark;
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  user-select: none;
  color: var(--text);
  background:
    radial-gradient(circle at 8% 4%, rgba(var(--accent-rgb), 0.09), transparent 24rem),
    radial-gradient(circle at 92% 76%, rgba(58, 255, 179, 0.05), transparent 28rem),
    linear-gradient(180deg, #04090c 0%, var(--bg-deep) 100%);
  transition:
    color 520ms cubic-bezier(0.16, 0.84, 0.24, 1),
    background-color 520ms cubic-bezier(0.16, 0.84, 0.24, 1);
}

body::before {
  position: fixed;
  z-index: -2;
  inset: 0;
  content: "";
  opacity: 0.5;
  background:
    linear-gradient(115deg, rgba(255, 255, 255, 0.018), transparent 38%),
    radial-gradient(circle at 50% -20%, rgba(var(--accent-rgb), 0.07), transparent 45%);
}

:root[data-resolved-theme="light"] body {
  background:
    radial-gradient(circle at 8% 4%, rgba(var(--accent-rgb), 0.12), transparent 24rem),
    radial-gradient(circle at 92% 76%, rgba(0, 151, 169, 0.06), transparent 28rem),
    linear-gradient(180deg, #f6fcfd 0%, var(--bg-deep) 100%);
}

body::after {
  position: fixed;
  z-index: 24;
  inset: 0;
  content: "";
  opacity: 0;
  pointer-events: none;
  background:
    linear-gradient(115deg, transparent 0%, rgba(255, 255, 255, 0.58) 42%, transparent 58%),
    radial-gradient(circle at center, transparent 0%, rgba(0, 50, 60, 0.1) 78%);
  mix-blend-mode: screen;
}

body[data-theme-motion="to-dark"]::after {
  background:
    linear-gradient(115deg, transparent 0%, rgba(255, 255, 255, 0.04) 44%, transparent 56%),
    radial-gradient(circle at center, transparent 0%, rgba(0, 0, 0, 0.76) 78%);
}

body.theme-transitioning::after {
  animation: theme-wash 920ms cubic-bezier(0.18, 0.78, 0.22, 1) forwards;
}

#particle-canvas {
  position: fixed;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.app-shell {
  position: relative;
  z-index: 2;
}

input,
textarea,
.copy-bv {
  user-select: text;
}

.page-grid {
  position: fixed;
  z-index: -1;
  inset: 0;
  opacity: 0.2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(75, 179, 194, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(75, 179, 194, 0.12) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black 0%, transparent 82%);
}

.scanline {
  position: fixed;
  z-index: 50;
  inset: 0;
  opacity: 0.045;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 3px,
    #bffbff 4px
  );
}

.accent-shift {
  position: fixed;
  z-index: 25;
  inset: 0;
  --shift-from: rgba(0, 240, 255, 0.34);
  --shift-to: rgba(255, 138, 31, 0.46);
  --shift-start: -62vw;
  --shift-end: 62vw;
  opacity: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(90deg, transparent 0 72px, rgba(255, 255, 255, 0.035) 72px 82px, transparent 82px 150px),
    linear-gradient(90deg, transparent 0%, var(--shift-from) 18%, rgba(255, 255, 255, 0.1) 50%, var(--shift-to) 82%, transparent 100%);
  transform: translate3d(var(--shift-start), 0, 0) scale(1.04);
  filter: saturate(1.16);
  will-change: transform, opacity;
}

body[data-accent-motion="to-orange"] .accent-shift {
  --shift-from: rgba(0, 240, 255, 0.28);
  --shift-to: rgba(255, 138, 31, 0.48);
  --shift-start: -62vw;
  --shift-end: 62vw;
}

body[data-accent-motion="to-cyan"] .accent-shift {
  --shift-from: rgba(255, 138, 31, 0.34);
  --shift-to: rgba(0, 240, 255, 0.46);
  --shift-start: 62vw;
  --shift-end: -62vw;
}

body.accent-transitioning .accent-shift {
  animation: accent-shift 1.14s cubic-bezier(0.14, 0.86, 0.18, 1) forwards;
}

body.screen-shake {
  animation: screen-shake 520ms cubic-bezier(0.18, 0.84, 0.22, 1);
}

body.screen-shake-hot {
  animation: screen-shake-hot 720ms cubic-bezier(0.18, 0.84, 0.22, 1);
}

.energy-line {
  position: fixed;
  z-index: 28;
  top: 50%;
  left: 0;
  width: 34vw;
  height: 2px;
  border-radius: 999px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, var(--accent), rgba(255, 255, 255, 0.88), transparent);
  box-shadow: 0 0 16px rgba(var(--accent-rgb), 0.4), 0 0 28px rgba(var(--accent-rgb), 0.18);
  transform-origin: left center;
  will-change: transform, opacity;
  animation: energy-line 1.35s cubic-bezier(0.13, 0.87, 0.18, 1) forwards;
}

.energy-line.forward {
  --line-start: -52vw;
  --line-end: 148vw;
}

.energy-line.reverse {
  --line-start: 148vw;
  --line-end: -52vw;
}

.energy-line.hot {
  background: linear-gradient(90deg, transparent, #ff8a1f, #ffd0a1, #ff4d00, transparent);
  box-shadow: 0 0 18px rgba(255, 138, 31, 0.58), 0 0 34px rgba(255, 86, 0, 0.36);
}

.energy-line.cool {
  background: linear-gradient(90deg, transparent, #00f0ff, #e7fbff, #00a6ff, transparent);
  box-shadow: 0 0 18px rgba(0, 240, 255, 0.58), 0 0 34px rgba(0, 166, 255, 0.36);
}

.energy-line.line-0 { top: 8%; animation-delay: 14ms; --line-scale: 0.92; }
.energy-line.line-1 { top: 12%; animation-delay: 181ms; --line-scale: 1.22; }
.energy-line.line-2 { top: 17%; animation-delay: 62ms; --line-scale: 1.06; }
.energy-line.line-3 { top: 21%; animation-delay: 247ms; --line-scale: 1.34; }
.energy-line.line-4 { top: 25%; animation-delay: 103ms; --line-scale: 0.88; }
.energy-line.line-5 { top: 29%; animation-delay: 291ms; --line-scale: 1.16; }
.energy-line.line-6 { top: 34%; animation-delay: 33ms; --line-scale: 1.39; }
.energy-line.line-7 { top: 38%; animation-delay: 215ms; --line-scale: 0.96; }
.energy-line.line-8 { top: 42%; animation-delay: 82ms; --line-scale: 1.28; }
.energy-line.line-9 { top: 46%; animation-delay: 266ms; --line-scale: 1.03; }
.energy-line.line-10 { top: 50%; animation-delay: 126ms; --line-scale: 1.42; }
.energy-line.line-11 { top: 54%; animation-delay: 6ms; --line-scale: 0.9; }
.energy-line.line-12 { top: 58%; animation-delay: 198ms; --line-scale: 1.19; }
.energy-line.line-13 { top: 62%; animation-delay: 51ms; --line-scale: 1.36; }
.energy-line.line-14 { top: 66%; animation-delay: 281ms; --line-scale: 1.0; }
.energy-line.line-15 { top: 70%; animation-delay: 95ms; --line-scale: 1.25; }
.energy-line.line-16 { top: 74%; animation-delay: 232ms; --line-scale: 0.86; }
.energy-line.line-17 { top: 78%; animation-delay: 24ms; --line-scale: 1.31; }
.energy-line.line-18 { top: 82%; animation-delay: 169ms; --line-scale: 1.1; }
.energy-line.line-19 { top: 86%; animation-delay: 73ms; --line-scale: 1.4; }
.energy-line.line-20 { top: 90%; animation-delay: 257ms; --line-scale: 0.94; }
.energy-line.line-21 { top: 94%; animation-delay: 112ms; --line-scale: 1.2; }
.energy-line.line-22 { top: 32%; animation-delay: 148ms; --line-scale: 1.38; }
.energy-line.line-23 { top: 68%; animation-delay: 221ms; --line-scale: 1.08; }

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

[hidden] {
  display: none !important;
}

.topbar {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1380px, calc(100% - 48px));
  margin: 0 auto;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 0;
  border: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  text-decoration: none;
  background: transparent;
  cursor: pointer;
}

.brand:focus-visible {
  border-radius: 13px;
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}

.brand-mark {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: 13px;
  background:
    linear-gradient(145deg, rgba(var(--accent-rgb), 0.15), transparent 68%),
    rgba(3, 11, 15, 0.86);
  box-shadow:
    inset 0 0 20px rgba(var(--accent-rgb), 0.08),
    0 0 22px rgba(var(--accent-rgb), 0.08);
}

.brand-mark::after {
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(var(--accent-rgb), 0.08);
  border-radius: 8px;
  content: "";
}

.brand-mark i {
  z-index: 1;
  width: 3px;
  border-radius: 3px;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(var(--accent-rgb), 0.75);
}

.brand-mark i:nth-child(1) {
  height: 9px;
}

.brand-mark i:nth-child(2) {
  height: 20px;
}

.brand-mark i:nth-child(3) {
  height: 15px;
}

.brand-mark i:nth-child(4) {
  height: 7px;
}

.brand-copy strong,
.brand-copy small {
  display: block;
}

.brand-copy strong {
  font-size: 18px;
  letter-spacing: 0.16em;
}

.brand-copy small {
  margin-top: 3px;
  color: var(--muted);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 9px;
  letter-spacing: 0.13em;
}

.topbar-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  justify-content: flex-end;
}

.status-pill,
.user-button,
.theme-toggle,
.accent-toggle {
  border: 1px solid var(--line);
  color: var(--text-soft);
  background: rgba(4, 12, 16, 0.74);
  backdrop-filter: blur(16px);
}

.status-pill {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  height: 38px;
  padding: 0 13px;
  border-radius: 999px;
  font-size: 11px;
  white-space: nowrap;
}

.room-password-pill {
  gap: 7px;
  padding-right: 7px;
}

.room-password-pill strong {
  color: var(--accent);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
}

.room-password-pill button {
  min-height: 26px;
  padding: 0 8px;
  border: 1px solid var(--accent-mid);
  border-radius: 999px;
  color: var(--text-soft);
  background: rgba(var(--accent-rgb), 0.06);
  font-size: 9px;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #56ffc5;
  box-shadow: 0 0 13px rgba(86, 255, 197, 0.85);
}

.status-dot.offline {
  background: var(--danger);
  box-shadow: 0 0 13px rgba(255, 111, 125, 0.7);
}

.lock-icon {
  position: relative;
  width: 9px;
  height: 8px;
  border: 1px solid var(--accent);
  border-radius: 2px;
}

.lock-icon::before {
  position: absolute;
  bottom: 6px;
  left: 1px;
  width: 5px;
  height: 5px;
  border: 1px solid var(--accent);
  border-bottom: 0;
  border-radius: 5px 5px 0 0;
  content: "";
}

.theme-toggle,
.accent-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 0 13px;
  overflow: hidden;
  isolation: isolate;
  border-radius: 999px;
  font-size: 11px;
  white-space: nowrap;
  transition:
    transform 180ms ease,
    border-color 520ms cubic-bezier(0.16, 0.84, 0.24, 1),
    color 520ms cubic-bezier(0.16, 0.84, 0.24, 1),
    background-color 520ms cubic-bezier(0.16, 0.84, 0.24, 1),
    box-shadow 520ms cubic-bezier(0.16, 0.84, 0.24, 1);
}

.theme-toggle:hover,
.accent-toggle:hover {
  border-color: var(--line-strong);
  color: var(--text);
  transform: translateY(-1px);
}

.theme-toggle::before {
  position: absolute;
  z-index: 1;
  inset: 1px;
  border-radius: inherit;
  content: "";
  opacity: 0;
  pointer-events: none;
  background: linear-gradient(105deg, transparent 0%, rgba(255, 255, 255, 0.22) 48%, transparent 72%);
  transform: translateX(-120%);
  mix-blend-mode: screen;
}

.theme-toggle::after {
  position: absolute;
  z-index: 0;
  inset: 0;
  border-radius: inherit;
  content: "";
  opacity: 0;
  pointer-events: none;
  transform: scaleX(0.04);
  will-change: transform, opacity;
}

.theme-toggle.to-dark::after {
  background: linear-gradient(110deg, rgba(2, 8, 10, 0.92), rgba(7, 17, 23, 0.82) 62%, rgba(2, 8, 10, 0.76));
  transform-origin: left center;
}

.theme-toggle.to-light::after {
  background: linear-gradient(110deg, rgba(255, 255, 255, 0.92), rgba(238, 251, 252, 0.84) 62%, rgba(246, 253, 255, 0.78));
  transform-origin: right center;
}

.theme-toggle.is-switching::before {
  animation: theme-toggle-sheen 820ms cubic-bezier(0.16, 0.84, 0.24, 1);
}

.theme-toggle.is-switching::after {
  animation: theme-toggle-wash 980ms cubic-bezier(0.16, 0.84, 0.24, 1) both;
}

.theme-toggle > *,
.accent-toggle > * {
  position: relative;
  z-index: 2;
}

#theme-label {
  display: inline-block;
  transition:
    opacity 220ms ease,
    transform 260ms cubic-bezier(0.16, 0.84, 0.24, 1);
}

#theme-label.is-leaving {
  opacity: 0;
  transform: translateY(-3px);
}

#theme-label.is-entering {
  animation: theme-label-enter 300ms cubic-bezier(0.16, 0.84, 0.24, 1);
}

.theme-icon {
  position: relative;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: radial-gradient(circle at 42% 44%, rgba(var(--accent-rgb), 0.2), transparent 68%);
  box-shadow: 0 0 14px rgba(var(--accent-rgb), 0.22);
}

.theme-icon::before,
.theme-icon::after {
  position: absolute;
  border-radius: 999px;
  content: "";
  transition:
    inset 620ms cubic-bezier(0.16, 0.84, 0.24, 1),
    transform 620ms cubic-bezier(0.16, 0.84, 0.24, 1),
    opacity 420ms ease,
    background 620ms ease;
}

:root[data-resolved-theme="dark"] .theme-icon::before {
  inset: 3px;
  background: var(--accent);
  box-shadow: 0 0 16px rgba(var(--accent-rgb), 0.5);
  transform: translateX(-1px) scale(0.88);
}

:root[data-resolved-theme="dark"] .theme-icon::after {
  inset: 2px 1px 2px 7px;
  background: var(--bg-deep);
  box-shadow: -5px 0 10px rgba(0, 0, 0, 0.22);
}

:root[data-resolved-theme="light"] .theme-icon::before {
  inset: 5px;
  background: var(--accent);
  box-shadow: 0 0 14px rgba(var(--accent-rgb), 0.62);
}

:root[data-resolved-theme="light"] .theme-icon::after {
  inset: 2px;
  border: 1.5px solid rgba(var(--accent-rgb), 0.5);
  border-bottom-color: transparent;
  border-left-color: transparent;
  background: transparent;
  transform: rotate(42deg);
}

.theme-toggle.is-switching .theme-icon {
  animation: theme-icon-pop 640ms cubic-bezier(0.16, 0.84, 0.24, 1);
}

.toggle-light {
  flex: 0 0 17px;
  width: 17px;
  height: 17px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent) 0%, rgba(var(--accent-rgb), 0.2) 48%, transparent 70%);
  box-shadow: 0 0 16px rgba(var(--accent-rgb), 0.35);
}

.accent-toggle.is-switching {
  animation: accent-button-pop 700ms cubic-bezier(0.16, 0.84, 0.33, 1);
}

.user-button {
  display: grid;
  grid-template-columns: auto auto auto;
  gap: 8px;
  align-items: center;
  min-height: 38px;
  padding: 4px 10px 4px 5px;
  border-radius: 999px;
}

.mini-avatar {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(var(--accent-rgb), 0.4);
  border-radius: 50%;
  color: var(--bg);
  font-size: 11px;
  font-weight: 800;
  background: var(--accent);
}

.user-button > span:nth-child(2) {
  max-width: 90px;
  overflow: hidden;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.user-button small {
  color: var(--muted);
  font-size: 9px;
}

.app-shell {
  width: min(1380px, calc(100% - 48px));
  margin: 0 auto;
  padding: 42px 0 70px;
}

.room-overview {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 38px;
  margin-bottom: 28px;
}

.room-heading {
  max-width: 700px;
}

.eyebrow {
  margin: 0 0 9px;
  color: var(--accent);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.19em;
}

.room-heading h1 {
  margin: 0;
  font-size: clamp(30px, 4vw, 50px);
  font-weight: 680;
  letter-spacing: -0.055em;
  line-height: 1.08;
}

.room-lead {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.room-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(92px, 1fr));
  min-width: 520px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(4, 13, 17, 0.7);
  box-shadow: var(--glow);
  backdrop-filter: blur(18px);
}

.room-metrics > div {
  position: relative;
  padding: 15px 17px;
}

.room-metrics > div + div::before {
  position: absolute;
  top: 14px;
  bottom: 14px;
  left: 0;
  width: 1px;
  content: "";
  background: var(--line);
}

.room-metrics span,
.room-metrics strong {
  display: block;
}

.room-metrics span {
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 9px;
}

.room-metrics strong {
  font-size: 12px;
}

.room-metrics b {
  color: var(--accent);
  font-size: 16px;
  font-variant-numeric: tabular-nums;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.72fr) minmax(310px, 0.68fr);
  gap: 18px;
  align-items: start;
}

.main-column,
.side-column {
  display: grid;
  gap: 18px;
}

.side-column {
  position: sticky;
  top: 18px;
}

.panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    linear-gradient(145deg, rgba(var(--accent-rgb), 0.035), transparent 34%),
    var(--panel);
  box-shadow: var(--shadow), var(--glow);
  backdrop-filter: blur(22px);
}

.panel::before {
  position: absolute;
  top: 0;
  right: 12%;
  left: 12%;
  height: 1px;
  content: "";
  background: linear-gradient(
    90deg,
    transparent,
    rgba(var(--accent-rgb), 0.45),
    transparent
  );
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.panel-header .eyebrow {
  margin-bottom: 5px;
}

.panel-header h2 {
  margin: 0;
  font-size: 18px;
  letter-spacing: -0.025em;
}

.panel-kicker {
  color: var(--text-soft);
  font-size: 13px;
  font-weight: 650;
}

.player-panel > .panel-header {
  padding: 20px 22px;
  border-bottom: 1px solid var(--line);
}

.live-badge,
.count-chip,
.channel-label {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.018);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 9px;
  letter-spacing: 0.08em;
}

.live-badge {
  display: inline-flex;
  gap: 7px;
  align-items: center;
  padding: 7px 10px;
}

.live-badge i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 11px rgba(var(--accent-rgb), 0.8);
}

.player-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.86fr) minmax(380px, 1.38fr);
  min-height: 355px;
}

.player-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 355px;
  overflow: hidden;
  border-right: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 42%, rgba(var(--accent-rgb), 0.09), transparent 38%),
    linear-gradient(145deg, rgba(var(--accent-rgb), 0.055), transparent 52%),
    #040c10;
}

.player-visual::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0.55;
  background-image:
    linear-gradient(rgba(79, 196, 208, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79, 196, 208, 0.08) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle, black, transparent 72%);
}

.signal-disc {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 150px;
  height: 150px;
  border: 1px solid rgba(var(--accent-rgb), 0.28);
  border-radius: 50%;
  background:
    repeating-radial-gradient(
      circle,
      transparent 0 7px,
      rgba(var(--accent-rgb), 0.045) 8px 9px
    ),
    radial-gradient(circle, #0a1a20, #03090c 70%);
  box-shadow:
    inset 0 0 35px rgba(var(--accent-rgb), 0.07),
    0 25px 50px rgba(0, 0, 0, 0.55);
  will-change: transform;
}

.signal-disc::after {
  position: absolute;
  inset: 10px;
  content: "";
  border-radius: 50%;
  background:
    radial-gradient(
      circle at 78% 27%,
      rgba(var(--accent-rgb), 0.9) 0 3px,
      rgba(var(--accent-rgb), 0.24) 4px 6px,
      transparent 7px
    ),
    conic-gradient(
      from 12deg,
      transparent 0 72deg,
      rgba(var(--accent-rgb), 0.12) 82deg,
      transparent 96deg 360deg
    );
  mask-image: radial-gradient(
    circle,
    transparent 0 41%,
    black 43% 100%
  );
  pointer-events: none;
}

.disc-core {
  position: relative;
  z-index: 2;
  width: 48px;
  height: 48px;
  border: 10px solid var(--accent);
  border-radius: 50%;
  background: #031014;
  box-shadow:
    0 0 26px rgba(var(--accent-rgb), 0.52),
    inset 0 0 10px rgba(var(--accent-rgb), 0.15);
}

.signal-orbit {
  position: absolute;
  z-index: 1;
  border: 1px solid rgba(var(--accent-rgb), 0.12);
  border-radius: 50%;
}

.orbit-a {
  width: 205px;
  height: 205px;
}

.orbit-b {
  width: 252px;
  height: 252px;
  border-style: dashed;
  opacity: 0.55;
}

.signal-spectrum {
  position: absolute;
  z-index: 3;
  bottom: 20px;
  width: 210px;
  height: 66px;
  padding: 5px 8px 0;
  border: 1px solid rgba(var(--accent-rgb), 0.18);
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(var(--accent-rgb), 0.025), transparent 72%),
    rgba(2, 11, 14, 0.36);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.018),
    inset 0 -1px 0 rgba(var(--accent-rgb), 0.08),
    0 12px 24px rgba(0, 0, 0, 0.16);
  overflow: hidden;
}

.signal-spectrum::before {
  position: absolute;
  inset: 5px 8px 16px;
  content: "";
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(var(--accent-rgb), 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--accent-rgb), 0.04) 1px, transparent 1px);
  background-size: 100% 12px, 33.33% 100%;
  pointer-events: none;
}

.signal-spectrum canvas {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 45px;
}

.spectrum-bands {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: -1px;
  color: rgba(185, 226, 232, 0.34);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 6px;
  letter-spacing: 0.16em;
  text-align: center;
}

.spectrum-bands span:first-child {
  text-align: left;
}

.spectrum-bands span:last-child {
  text-align: right;
}

.visual-index {
  position: absolute;
  z-index: 3;
  color: rgba(185, 226, 232, 0.38);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 8px;
  letter-spacing: 0.14em;
}

.visual-index {
  top: 20px;
  left: 20px;
}

.player-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  padding: 34px 36px;
}

.track-state {
  display: block;
  margin-bottom: 9px;
  color: var(--accent);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.13em;
}

.track-heading h2 {
  display: -webkit-box;
  min-height: 62px;
  margin: 0;
  overflow: hidden;
  font-size: clamp(22px, 2.5vw, 32px);
  letter-spacing: -0.045em;
  line-height: 1.18;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.track-meta {
  margin: 10px 0 28px;
  overflow: hidden;
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.timeline input {
  width: 100%;
  height: 4px;
  margin: 0;
  appearance: none;
  border-radius: 999px;
  caret-color: transparent;
  cursor: pointer;
  outline: none;
  background: rgba(187, 240, 247, 0.12);
  touch-action: pan-y;
}

.timeline input::-webkit-slider-thumb {
  width: 15px;
  height: 15px;
  appearance: none;
  border: 4px solid var(--accent);
  border-radius: 50%;
  background: #eaffff;
  box-shadow: 0 0 18px rgba(var(--accent-rgb), 0.62);
}

.timeline input::-moz-range-thumb {
  width: 8px;
  height: 8px;
  border: 4px solid var(--accent);
  border-radius: 50%;
  background: #eaffff;
  box-shadow: 0 0 18px rgba(var(--accent-rgb), 0.62);
}

.time-row {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  color: var(--muted);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 9px;
  font-variant-numeric: tabular-nums;
}

.volume-row {
  display: grid;
  grid-template-columns: auto minmax(72px, 1fr) 34px auto;
  gap: 8px;
  align-items: center;
  margin-top: 14px;
}

.volume-row label,
.volume-row output {
  color: var(--muted);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 9px;
}

.volume-row output {
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.volume-row input {
  width: 100%;
  height: 3px;
  appearance: none;
  border-radius: 999px;
  background: rgba(187, 240, 247, 0.12);
}

.volume-row input::-webkit-slider-thumb {
  width: 11px;
  height: 11px;
  appearance: none;
  border: 2px solid var(--accent);
  border-radius: 50%;
  background: #eaffff;
}

.volume-row input::-moz-range-thumb {
  width: 7px;
  height: 7px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  background: #eaffff;
}

.loudness-badge {
  padding: 4px 7px;
  border: 1px solid rgba(var(--accent-rgb), 0.19);
  border-radius: 999px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.045);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 8px;
  white-space: nowrap;
}

.playback-diagnostics {
  display: grid;
  grid-template-columns: 8px auto minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  min-height: 34px;
  margin-top: 10px;
  padding: 7px 10px;
  border: 1px solid rgba(var(--accent-rgb), 0.16);
  border-radius: 10px;
  color: var(--muted);
  background:
    linear-gradient(90deg, rgba(var(--accent-rgb), 0.055), transparent 44%),
    rgba(3, 14, 17, 0.42);
  font-family: Consolas, "SFMono-Regular", monospace;
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease;
}

.playback-diagnostics > span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(164, 195, 199, 0.55);
  box-shadow: 0 0 0 3px rgba(164, 195, 199, 0.06);
}

.playback-diagnostics strong {
  color: rgba(221, 245, 247, 0.76);
  font-size: 9px;
  font-weight: 620;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.playback-diagnostics small {
  overflow: hidden;
  color: rgba(164, 195, 199, 0.62);
  font-size: 8px;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.playback-diagnostics[data-kind="measuring"] > span {
  background: var(--accent);
  box-shadow: 0 0 12px rgba(var(--accent-rgb), 0.64);
  animation: playback-clock-pulse 1.2s ease-in-out infinite;
}

.playback-diagnostics[data-kind="normal"],
.playback-diagnostics[data-kind="measured"] {
  border-color: rgba(69, 237, 188, 0.24);
}

.playback-diagnostics[data-kind="normal"] > span,
.playback-diagnostics[data-kind="measured"] > span {
  background: #45edbc;
  box-shadow: 0 0 10px rgba(69, 237, 188, 0.52);
}

.playback-diagnostics[data-kind="waiting"],
.playback-diagnostics[data-kind="warning"] {
  border-color: rgba(255, 190, 77, 0.3);
  background:
    linear-gradient(90deg, rgba(255, 190, 77, 0.07), transparent 44%),
    rgba(3, 14, 17, 0.42);
}

.playback-diagnostics[data-kind="waiting"] > span,
.playback-diagnostics[data-kind="warning"] > span {
  background: #ffbe4d;
  box-shadow: 0 0 10px rgba(255, 190, 77, 0.52);
}

.playback-diagnostics[data-kind="error"] {
  border-color: rgba(255, 103, 119, 0.36);
  background:
    linear-gradient(90deg, rgba(255, 103, 119, 0.08), transparent 44%),
    rgba(3, 14, 17, 0.42);
}

.playback-diagnostics[data-kind="error"] > span {
  background: #ff6777;
  box-shadow: 0 0 11px rgba(255, 103, 119, 0.58);
}

@keyframes playback-clock-pulse {
  0%,
  100% {
    opacity: 0.45;
    transform: scale(0.76);
  }

  50% {
    opacity: 1;
    transform: scale(1);
  }
}

.controls {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 9px;
  margin-top: 22px;
}

.primary-button,
.secondary-button,
.chat-form button,
.join-dialog > button {
  min-height: 45px;
  border-radius: 12px;
  font-weight: 720;
}

.primary-button {
  position: relative;
  display: inline-flex;
  grid-column: 1 / 5;
  grid-row: 1;
  min-height: 58px;
  gap: 12px;
  align-items: center;
  justify-content: flex-start;
  padding: 7px 19px 7px 8px;
  overflow: hidden;
  border: 1px solid rgba(var(--accent-rgb), 0.48);
  border-radius: 16px;
  color: var(--text);
  text-align: left;
  background:
    linear-gradient(110deg, rgba(var(--accent-rgb), 0.16), transparent 58%),
    rgba(3, 15, 19, 0.88);
  box-shadow:
    0 16px 38px rgba(var(--accent-rgb), 0.13),
    inset 0 0 0 1px rgba(255, 255, 255, 0.025);
}

.primary-button::after {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  transform: translateX(-120%);
  background: linear-gradient(
    115deg,
    transparent 36%,
    rgba(var(--accent-rgb), 0.16),
    transparent 64%
  );
  transition: transform 620ms cubic-bezier(0.16, 0.84, 0.24, 1);
}

.primary-button:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: rgba(var(--accent-rgb), 0.78);
  box-shadow:
    0 19px 46px rgba(var(--accent-rgb), 0.2),
    0 0 0 1px rgba(var(--accent-rgb), 0.08);
}

.primary-button:hover:not(:disabled)::after {
  transform: translateX(120%);
}

.control-orb {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(var(--accent-rgb), 0.52);
  border-radius: 13px;
  color: #001114;
  background:
    radial-gradient(circle at 35% 28%, rgba(255, 255, 255, 0.58), transparent 24%),
    var(--accent);
  box-shadow:
    0 0 24px rgba(var(--accent-rgb), 0.26),
    inset 0 0 0 1px rgba(255, 255, 255, 0.32);
}

.control-icon {
  font-family: Arial, sans-serif;
  font-size: 12px;
  font-weight: 900;
}

.control-copy {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2px;
}

.control-copy strong {
  font-size: 12px;
  letter-spacing: 0.01em;
}

.control-copy small {
  color: var(--muted);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.secondary-button {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  justify-content: center;
  min-width: 105px;
  padding: 0 15px;
  border: 1px solid var(--line);
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.025);
}

#local-button {
  grid-column: 5 / 7;
  grid-row: 1;
}

#previous-button {
  grid-column: 1 / 3;
  grid-row: 2;
}

#next-button {
  grid-column: 3 / 5;
  grid-row: 2;
}

#playback-mode-button {
  grid-column: 5 / 7;
  grid-row: 2;
}

.step-button {
  min-width: 0;
  gap: 8px;
}

.mode-button {
  min-width: 86px;
  gap: 7px;
}

.primary-button:disabled {
  opacity: 0.62;
  filter: saturate(0.58);
}

.secondary-button:hover:not(:disabled) {
  border-color: var(--line-strong);
  color: var(--text);
}

.local-button {
  min-width: 132px;
  border-color: rgba(var(--accent-rgb), 0.22);
  color: var(--accent);
}

.local-button.is-paused {
  border-color: rgba(255, 204, 102, 0.5);
  color: var(--warning);
  background: rgba(255, 204, 102, 0.06);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.38;
}

.player-notice {
  min-height: 17px;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 10px;
}

.player-notice[data-kind="error"] {
  color: var(--danger);
}

.player-notice[data-kind="warning"] {
  color: var(--warning);
}

.player-notice[data-kind="info"] {
  color: var(--accent);
}

.queue-panel,
.members-panel,
.chat-panel {
  padding: 21px;
}

.queue-panel > .panel-header,
.members-panel > .panel-header,
.chat-panel > .panel-header {
  margin-bottom: 16px;
}

.playlist-toolbar {
  display: grid;
  grid-template-columns:
    auto minmax(150px, 0.8fr) minmax(150px, 1fr)
    repeat(4, auto);
  gap: 8px;
  align-items: center;
  margin: 14px 18px 0;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(var(--accent-rgb), 0.025);
}

.playlist-toolbar label {
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
}

.playlist-toolbar select,
.playlist-toolbar input {
  min-width: 0;
  height: 36px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--text);
  background: rgba(1, 7, 9, 0.48);
}

.playlist-toolbar button {
  min-height: 36px;
  padding: 0 11px;
  border: 1px solid var(--accent-mid);
  border-radius: 9px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.055);
  font-size: 9px;
  font-weight: 760;
  white-space: nowrap;
}

.playlist-toolbar .playlist-delete-button {
  border-color: rgba(255, 111, 125, 0.28);
  color: var(--danger);
  background: rgba(255, 111, 125, 0.045);
}

.playlist-import-form,
.room-admin-tools {
  margin: 10px 18px 14px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(var(--accent-rgb), 0.025);
}

.playlist-import-form > label,
.room-admin-tools label {
  display: block;
  margin-bottom: 7px;
  color: var(--text-soft);
  font-size: 9px;
  font-weight: 720;
}

.playlist-import-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.playlist-import-row textarea,
.room-admin-grid input {
  min-width: 0;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  background: rgba(1, 7, 9, 0.48);
  resize: vertical;
}

.playlist-import-row button,
.room-admin-grid button {
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--accent-mid);
  border-radius: 10px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.055);
  font-size: 9px;
  font-weight: 760;
}

.playlist-import-form > p,
.room-admin-tools > p {
  min-height: 15px;
  margin: 8px 1px 0;
  color: var(--muted);
  font-size: 9px;
}

.room-admin-tools summary {
  color: var(--accent);
  cursor: pointer;
  font-size: 10px;
  font-weight: 760;
}

.room-admin-grid {
  display: grid;
  grid-template-columns: auto minmax(150px, 1fr) auto auto auto;
  gap: 8px;
  align-items: center;
  margin-top: 11px;
}

.room-admin-grid label {
  margin: 0;
}

.room-admin-grid input {
  height: 38px;
  resize: none;
}

.room-admin-grid .danger-button {
  border-color: rgba(255, 111, 125, 0.34);
  color: var(--danger);
  background: rgba(255, 111, 125, 0.05);
}

.count-chip,
.channel-label {
  padding: 7px 10px;
}

.add-track-form {
  margin-bottom: 14px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    linear-gradient(
      115deg,
      rgba(var(--accent-rgb), 0.055),
      transparent 48%
    ),
    rgba(255, 255, 255, 0.018);
}

.add-track-form > label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-soft);
  font-size: 10px;
  font-weight: 720;
  letter-spacing: 0.06em;
}

.add-track-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.add-track-row input {
  min-width: 0;
  height: 42px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 11px;
  color: var(--text);
  background: rgba(1, 7, 9, 0.48);
}

.add-track-row input:focus {
  border-color: var(--accent-mid);
  box-shadow: 0 0 0 3px var(--accent-soft);
  outline: 0;
}

.add-track-row button,
.retry-track,
.edit-track {
  border: 1px solid var(--accent-mid);
  border-radius: 11px;
  color: var(--bg);
  background: var(--accent);
  font-weight: 760;
}

.add-track-row button {
  min-width: 102px;
  padding: 0 17px;
}

.add-track-form > p {
  min-height: 15px;
  margin: 8px 1px 0;
  color: var(--muted);
  font-size: 9px;
}

.add-track-form > p[data-kind="processing"],
.add-track-form > p[data-kind="success"] {
  color: var(--accent);
}

.add-track-form > p[data-kind="error"] {
  color: var(--danger);
}

.add-track-form.is-readonly {
  opacity: 0.68;
}

.queue-list {
  display: grid;
  gap: 7px;
}

.queue-item {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 7px;
  align-items: center;
  width: 100%;
  min-height: 59px;
  padding: 7px 9px 7px 7px;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 13px;
  color: inherit;
  text-align: left;
  background: rgba(255, 255, 255, 0.021);
}

.queue-item:not(.can-manage) {
  grid-template-columns: minmax(0, 1fr) auto;
}

.queue-batch-select {
  position: relative;
  z-index: 4;
  display: grid;
  place-items: center;
  align-self: stretch;
  width: 24px;
}

.queue-batch-select input {
  width: 14px;
  height: 14px;
  accent-color: var(--accent);
}

.batch-toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin: 12px 0;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(var(--accent-rgb), 0.035);
  color: var(--text-soft);
  font-size: 10px;
}

.batch-toolbar label {
  display: inline-flex;
  gap: 7px;
  align-items: center;
}

.batch-toolbar input {
  accent-color: var(--accent);
}

.batch-toolbar button {
  min-height: 31px;
  margin-left: auto;
  padding: 0 12px;
  border: 1px solid rgba(255, 111, 125, 0.36);
  border-radius: 10px;
  color: var(--danger);
  background: rgba(255, 111, 125, 0.055);
  font-weight: 750;
}

.queue-item.processing {
  border-color: rgba(var(--accent-rgb), 0.2);
}

.queue-item.error {
  border-color: rgba(255, 111, 125, 0.22);
}

.queue-select {
  z-index: 1;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  gap: 11px;
  align-items: center;
  min-width: 0;
  padding: 2px;
  border: 0;
  color: inherit;
  text-align: left;
  background: transparent;
}

.queue-item::after {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0;
  pointer-events: none;
  transform: translateX(-80%);
  background: linear-gradient(
    105deg,
    transparent 35%,
    rgba(var(--accent-rgb), 0.08),
    transparent 65%
  );
  transition:
    opacity 0.25s,
    transform 0.45s;
}

.queue-item:hover::after {
  opacity: 1;
  transform: translateX(80%);
}

.queue-item:hover,
.queue-item.current {
  border-color: rgba(var(--accent-rgb), 0.22);
  background: rgba(var(--accent-rgb), 0.055);
}

.queue-item.current {
  box-shadow: inset 3px 0 0 var(--accent);
}

.queue-index {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 10px;
  background: rgba(1, 7, 9, 0.56);
}

.queue-item.current .queue-index {
  border-color: rgba(var(--accent-rgb), 0.5);
  color: var(--bg);
  background: var(--accent);
  box-shadow: 0 0 16px rgba(var(--accent-rgb), 0.18);
}

.queue-info {
  min-width: 0;
}

.queue-info strong,
.queue-info small {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.queue-info strong {
  font-size: 12px;
}

.queue-info small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 9px;
}

.queue-state {
  color: var(--muted);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 9px;
}

.queue-state.error {
  color: var(--danger);
}

.queue-state.processing {
  color: var(--accent);
}

.queue-actions {
  position: relative;
  z-index: 2;
  display: inline-flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.retry-track,
.queue-order,
.delete-track,
.member-permission {
  min-height: 25px;
  padding: 0 9px;
  border: 1px solid var(--accent-mid);
  border-radius: 9px;
  font-size: 9px;
  font-weight: 760;
}

.retry-track {
  color: #180408;
  background: var(--danger);
}

.edit-track {
  min-height: 25px;
  padding: 0 9px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.055);
  font-size: 9px;
}

.queue-order {
  min-width: 27px;
  padding: 0 6px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.045);
}

.delete-track {
  border-color: rgba(255, 111, 125, 0.4);
  color: var(--danger);
  background: rgba(255, 111, 125, 0.06);
}

.track-progress {
  position: absolute;
  right: 8px;
  bottom: 3px;
  left: 8px;
  height: 2px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(var(--accent-rgb), 0.1);
}

.track-progress i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent-mid);
  transition: width 240ms ease;
}

.copy-bv {
  position: relative;
  z-index: 2;
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  min-height: 25px;
  padding: 0 8px;
  border: 1px solid rgba(var(--accent-rgb), 0.19);
  border-radius: 999px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.045);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 8px;
  letter-spacing: 0.02em;
  white-space: nowrap;
  user-select: all;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.copy-bv:hover {
  border-color: rgba(var(--accent-rgb), 0.48);
  color: var(--text);
  background: rgba(var(--accent-rgb), 0.12);
  transform: translateY(-1px);
}

.copy-bv.builtin-source {
  cursor: default;
  user-select: none;
}

.copy-bv.builtin-source:hover {
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.045);
  transform: none;
}

.track-meta {
  display: flex;
  align-items: center;
  gap: 7px;
}

.track-meta .copy-bv {
  min-height: 22px;
}

.track-meta > span:first-child {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.meta-separator {
  opacity: 0.55;
}

.empty-state {
  margin: 0;
  padding: 20px;
  color: var(--muted);
  font-size: 11px;
  text-align: center;
}

.radar {
  position: relative;
  width: 26px;
  height: 26px;
  border: 1px solid rgba(var(--accent-rgb), 0.2);
  border-radius: 50%;
}

.radar::before,
.radar::after {
  position: absolute;
  border-radius: 50%;
  content: "";
}

.radar::before {
  inset: 6px;
  border: 1px solid rgba(var(--accent-rgb), 0.3);
}

.radar::after {
  top: 11px;
  left: 11px;
  width: 4px;
  height: 4px;
  background: var(--accent);
  box-shadow: 0 0 10px rgba(var(--accent-rgb), 0.8);
  animation: pulse 1.8s ease-out infinite;
}

.members-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 7px;
}

.member {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 9px;
  align-items: center;
  min-width: 0;
  padding: 9px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.022);
}

.member.self {
  border-color: rgba(var(--accent-rgb), 0.16);
  background: rgba(var(--accent-rgb), 0.05);
}

.member.offline {
  opacity: 0.58;
  filter: saturate(0.45);
}

.member.offline .avatar {
  color: var(--muted);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.avatar {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 31px;
  height: 31px;
  border: 1px solid rgba(var(--accent-rgb), 0.25);
  border-radius: 9px;
  color: var(--accent);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 10px;
  font-weight: 800;
  background: rgba(var(--accent-rgb), 0.08);
}

.member-copy {
  min-width: 0;
}

.member strong,
.member small {
  display: block;
}

.member strong {
  overflow-wrap: anywhere;
  font-size: 10px;
  line-height: 1.35;
}

.member small {
  margin-top: 2px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: var(--muted);
  font-size: 8px;
}

.member-permission {
  padding: 0 8px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.055);
  white-space: nowrap;
}

.member-actions {
  position: relative;
  z-index: 4;
  display: inline-flex;
  gap: 5px;
  align-items: center;
  justify-content: flex-end;
  grid-column: 1 / -1;
  padding-top: 2px;
}

.member-kick {
  min-height: 25px;
  padding: 0 8px;
  border: 1px solid rgba(255, 111, 125, 0.4);
  border-radius: 9px;
  color: var(--danger);
  background: rgba(255, 111, 125, 0.06);
  font-size: 9px;
  font-weight: 760;
  white-space: nowrap;
}

.member-kick.is-confirming {
  color: #21070b;
  background: var(--danger);
  box-shadow: 0 0 18px rgba(255, 111, 125, 0.24);
}

.leave-confirm-dialog {
  width: min(500px, 100%);
}

.leave-confirm-dialog #leave-confirm-submit {
  border-color: rgba(255, 111, 125, 0.5);
  color: #21070b;
  background: var(--danger);
}

.chat-panel {
  min-height: 430px;
}

.messages {
  display: flex;
  flex-direction: column;
  gap: 13px;
  height: 292px;
  padding-right: 4px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(var(--accent-rgb), 0.2) transparent;
}

.message {
  display: grid;
  grid-template-columns: 29px minmax(0, 1fr);
  gap: 9px;
  padding: 4px;
  border-radius: 10px;
  transition:
    background 180ms ease,
    box-shadow 180ms ease;
}

.message .avatar {
  width: 29px;
  height: 29px;
}

.message-content {
  min-width: 0;
}

.message-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 3px;
}

.message-head strong,
.message-head time {
  font-size: 9px;
}

.message-head time {
  margin-left: auto;
  color: #496069;
  font-family: Consolas, "SFMono-Regular", monospace;
}

.message-actions {
  display: inline-flex;
  gap: 4px;
  opacity: 0;
  transform: translateY(2px);
  transition:
    opacity 160ms ease,
    transform 160ms ease;
}

.message:hover .message-actions,
.message:focus-within .message-actions {
  opacity: 1;
  transform: translateY(0);
}

.message-actions button,
.message-reply-context,
.chat-reply-bar button {
  border: 1px solid rgba(var(--accent-rgb), 0.24);
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.05);
}

.message-actions button {
  min-height: 21px;
  padding: 2px 6px;
  border-radius: 999px;
  font-size: 8px;
}

.message-reply-context {
  display: grid;
  gap: 2px;
  width: 100%;
  margin: 1px 0 5px;
  padding: 6px 8px;
  border-left-width: 2px;
  border-radius: 7px;
  text-align: left;
}

.message-reply-context strong,
.message-reply-context span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.message-reply-context strong {
  font-size: 8px;
}

.message-reply-context span {
  color: var(--text-soft);
  font-size: 9px;
}

.message p {
  margin: 0;
  color: var(--text-soft);
  font-size: 11px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.message.system p {
  color: #78a2aa;
}

.message.recalled p {
  opacity: 0.68;
  font-style: italic;
}

.message-highlight {
  background: rgba(var(--accent-rgb), 0.11);
  box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb), 0.3);
}

.chat-reply-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  padding: 8px 9px 8px 11px;
  border: 1px solid rgba(var(--accent-rgb), 0.2);
  border-left-width: 3px;
  border-radius: 10px;
  background: rgba(var(--accent-rgb), 0.05);
}

.chat-reply-bar[hidden] {
  display: none;
}

.chat-reply-copy {
  display: grid;
  min-width: 0;
}

.chat-reply-copy strong,
.chat-reply-copy small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-reply-copy strong {
  color: var(--accent);
  font-size: 9px;
}

.chat-reply-copy small {
  color: var(--text-soft);
  font-size: 9px;
}

.chat-reply-bar button {
  width: 27px;
  height: 27px;
  padding: 0;
  border-radius: 50%;
  font-size: 16px;
}

.chat-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 7px;
  margin-top: 15px;
}

.chat-form input,
.join-dialog input {
  min-width: 0;
  border: 1px solid var(--line);
  color: var(--text);
  outline: none;
  background: rgba(0, 6, 8, 0.68);
}

.chat-form input {
  height: 43px;
  padding: 0 13px;
  border-radius: 11px;
  font-size: 11px;
}

.chat-form input:focus,
.join-dialog input:focus {
  border-color: rgba(var(--accent-rgb), 0.58);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.08);
}

.chat-form button {
  min-width: 61px;
  padding: 0 14px;
  border: 1px solid rgba(var(--accent-rgb), 0.52);
  color: var(--bg);
  background: var(--accent);
}

.title-edit-layer {
  position: fixed;
  z-index: 45;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(1, 4, 6, 0.74);
  backdrop-filter: blur(18px);
}

.title-edit-layer[hidden] {
  display: none;
}

.title-edit-dialog {
  width: min(560px, 100%);
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background:
    linear-gradient(
      145deg,
      rgba(var(--accent-rgb), 0.08),
      transparent 42%
    ),
    var(--panel-strong);
  box-shadow:
    0 38px 90px rgba(0, 0, 0, 0.62),
    var(--shadow),
    inset 0 0 0 1px rgba(255, 255, 255, 0.035);
}

.title-edit-dialog h2 {
  margin: 0;
  font-size: 24px;
}

.title-edit-dialog > p:not(.eyebrow) {
  margin: 9px 0 20px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}

.title-edit-dialog label {
  display: block;
  margin-bottom: 7px;
  color: var(--text-soft);
  font-size: 10px;
}

.title-edit-dialog input {
  width: 100%;
  min-height: 48px;
  padding: 10px 13px;
  border: 1px solid var(--line);
  border-radius: 11px;
  color: var(--text);
  background: rgba(1, 7, 9, 0.5);
}

.title-edit-dialog input:focus {
  border-color: var(--accent-mid);
  box-shadow: 0 0 0 3px var(--accent-soft);
  outline: 0;
}

.title-edit-error {
  min-height: 16px;
  margin: 7px 0 0;
  color: var(--danger);
  font-size: 10px;
}

.title-edit-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 13px;
}

.title-edit-actions button {
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid var(--accent-mid);
  border-radius: 11px;
  color: var(--bg);
  background: var(--accent);
  font-weight: 760;
}

.title-edit-actions .secondary-button {
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.025);
}

.join-layer {
  position: fixed;
  z-index: 40;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background:
    radial-gradient(circle at 50% 40%, rgba(var(--accent-rgb), 0.09), transparent 28rem),
    rgba(1, 4, 6, 0.9);
  backdrop-filter: blur(20px);
}

.join-layer.hidden {
  display: none;
}

.join-dialog {
  position: relative;
  width: min(450px, 100%);
  padding: 34px;
  overflow: hidden;
  border: 1px solid rgba(var(--accent-rgb), 0.26);
  border-radius: 24px;
  background:
    linear-gradient(145deg, rgba(var(--accent-rgb), 0.07), transparent 40%),
    #061015;
  box-shadow:
    0 40px 100px rgba(0, 0, 0, 0.7),
    0 0 60px rgba(var(--accent-rgb), 0.07);
}

.join-dialog::after {
  position: absolute;
  top: 0;
  left: 12%;
  width: 76%;
  height: 1px;
  content: "";
  background: linear-gradient(
    90deg,
    transparent,
    var(--accent),
    transparent
  );
}

.join-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 46px;
  height: 46px;
  margin-bottom: 23px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: rgba(var(--accent-rgb), 0.07);
}

.join-mark span {
  width: 4px;
  border-radius: 4px;
  background: var(--accent);
  box-shadow: 0 0 9px rgba(var(--accent-rgb), 0.62);
}

.join-mark span:nth-child(1) {
  height: 10px;
}

.join-mark span:nth-child(2) {
  height: 23px;
}

.join-mark span:nth-child(3) {
  height: 15px;
}

.join-dialog h2 {
  margin: 0;
  font-size: 27px;
  letter-spacing: -0.04em;
}

.join-dialog > p:not(.eyebrow) {
  margin: 11px 0 24px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.65;
}

.join-dialog label {
  display: block;
  margin-bottom: 7px;
  color: var(--text-soft);
  font-size: 10px;
}

.join-dialog input {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  border-radius: 11px;
}

.join-dialog input[aria-invalid="true"] {
  border-color: rgba(255, 111, 125, 0.72);
  box-shadow: 0 0 0 3px rgba(255, 111, 125, 0.1);
}

.join-dialog .join-error {
  min-height: 18px;
  margin: 7px 0 0;
  color: var(--danger);
  font-size: 10px;
  line-height: 1.55;
}

.join-dialog.has-error {
  animation: join-error-shake 360ms ease-out;
}

.join-dialog > button {
  width: 100%;
  margin-top: 6px;
  border: 1px solid rgba(var(--accent-rgb), 0.58);
  color: #001114;
  background: var(--accent);
}

.join-dialog > small {
  display: block;
  margin-top: 13px;
  color: #536970;
  font-size: 9px;
  line-height: 1.5;
  text-align: center;
}

.join-requests {
  margin-top: 15px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.join-requests[hidden] {
  display: none;
}

.join-request {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  margin-top: 8px;
  padding: 10px;
  border: 1px solid rgba(var(--accent-rgb), 0.24);
  border-radius: 12px;
  background: rgba(var(--accent-rgb), 0.045);
}

.join-request > span:first-child,
.join-request strong,
.join-request small {
  display: block;
  min-width: 0;
}

.join-request strong {
  font-size: 11px;
}

.join-request small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 8px;
}

.join-request-actions {
  display: flex;
  gap: 5px;
}

.join-request-actions button {
  min-height: 29px;
  padding: 0 9px;
  border: 1px solid var(--accent-mid);
  border-radius: 9px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.055);
  font-size: 9px;
  font-weight: 760;
}

.join-request-actions .reject-request {
  border-color: rgba(255, 111, 125, 0.38);
  color: var(--danger);
  background: rgba(255, 111, 125, 0.055);
}

.lobby-layer {
  align-items: start;
  overflow-y: auto;
}

.lobby-dialog {
  position: relative;
  width: min(1120px, 100%);
  margin: auto;
  padding: 28px;
  overflow: hidden;
  border: 1px solid rgba(var(--accent-rgb), 0.26);
  border-radius: 28px;
  background:
    linear-gradient(145deg, rgba(var(--accent-rgb), 0.075), transparent 38%),
    rgba(4, 14, 18, 0.96);
  box-shadow:
    0 40px 110px rgba(0, 0, 0, 0.7),
    0 0 70px rgba(var(--accent-rgb), 0.07);
}

.lobby-dialog::before {
  position: absolute;
  top: 0;
  left: 8%;
  width: 84%;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.lobby-dialog::after {
  position: absolute;
  inset: 0;
  z-index: 4;
  content: "";
  pointer-events: none;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(var(--accent-rgb), 0.1),
    transparent
  );
  transform: translateX(-120%);
  transition: transform 900ms cubic-bezier(0.16, 0.84, 0.24, 1);
}

.lobby-dialog:hover::after {
  transform: translateX(120%);
}

.lobby-header {
  display: flex;
  gap: 22px;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 22px;
}

.lobby-header-actions {
  position: relative;
  z-index: 5;
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  gap: 7px;
  justify-content: flex-end;
  max-width: 430px;
}

.lobby-exit-button {
  border: 1px solid rgba(255, 111, 125, 0.28);
  color: var(--danger);
  background: rgba(255, 111, 125, 0.045);
}

.lobby-motion-button {
  border: 1px solid var(--line-strong);
  color: var(--text-soft);
  background: rgba(3, 12, 16, 0.72);
  min-height: 40px;
  padding: 0 12px;
  border-radius: 999px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.035),
    0 8px 20px rgba(0, 0, 0, 0.14);
  font-size: 10px;
  transition:
    color 220ms ease,
    border-color 220ms ease,
    background 220ms ease,
    box-shadow 220ms ease,
    transform 220ms ease;
}

.lobby-motion-button:hover {
  border-color: rgba(var(--accent-rgb), 0.46);
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.085);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 0 22px rgba(var(--accent-rgb), 0.12);
  transform: translateY(-1px);
}

#lobby-install-button {
  border-color: rgba(var(--accent-rgb), 0.6);
  color: var(--surface);
  background: var(--accent);
  box-shadow: 0 0 24px rgba(var(--accent-rgb), 0.2);
}

.lobby-header h2 {
  margin: 2px 0 0;
  font-size: clamp(31px, 4vw, 52px);
  letter-spacing: -0.06em;
}

.lobby-header p:not(.eyebrow) {
  max-width: 650px;
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}

.lobby-music-button {
  display: inline-flex;
  flex: 0 0 auto;
  gap: 8px;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.055);
  font-size: 10px;
}

.lobby-music-button[aria-pressed="true"] {
  box-shadow: 0 0 26px rgba(var(--accent-rgb), 0.16);
}

.server-key-help {
  margin: 8px 0 2px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  font-size: 9px;
  line-height: 1.55;
  background: rgba(var(--accent-rgb), 0.025);
}

.server-key-help summary {
  color: var(--accent);
  cursor: pointer;
}

.server-key-help p {
  margin: 6px 0;
}

.server-key-help code {
  display: block;
  overflow-x: auto;
  padding: 7px 8px;
  border-radius: 7px;
  color: var(--text);
  background: rgba(1, 7, 9, 0.55);
  user-select: text;
}

body.lobby-open #particle-canvas {
  z-index: 41;
}

body.lobby-open .energy-line {
  z-index: 42;
}

.lobby-grid {
  display: grid;
  grid-template-columns: minmax(270px, 1.15fr) minmax(240px, 0.88fr) minmax(240px, 0.88fr);
  gap: 12px;
}

.lobby-card {
  position: relative;
  min-width: 0;
  padding: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.018);
}

.lobby-card h3 {
  margin: 2px 0 15px;
  font-size: 18px;
}

.lobby-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.lobby-card-head button {
  min-height: 31px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.02);
  font-size: 9px;
}

.lobby-rooms {
  display: grid;
  gap: 7px;
  max-height: 390px;
  overflow-y: auto;
}

.lobby-room {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 59px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 13px;
  color: var(--text);
  text-align: left;
  background: rgba(1, 7, 9, 0.45);
}

.lobby-room:hover,
.lobby-room.selected {
  border-color: var(--accent-mid);
  background: rgba(var(--accent-rgb), 0.075);
  box-shadow: inset 3px 0 0 var(--accent);
}

.lobby-room strong,
.lobby-room small {
  display: block;
}

.lobby-room strong {
  font-size: 12px;
}

.lobby-room small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 9px;
}

.lobby-room > span:last-child {
  color: var(--accent);
  font-size: 9px;
  white-space: nowrap;
}

.lobby-room-select {
  display: flex;
  flex: 1;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  min-width: 0;
  padding: 0;
  border: 0;
  color: inherit;
  text-align: left;
  background: transparent;
}

.lobby-room-delete {
  flex: 0 0 auto;
  min-height: 29px;
  padding: 0 9px;
  border: 1px solid rgba(255, 104, 121, 0.42);
  border-radius: 8px;
  color: #ff7383;
  background: rgba(255, 104, 121, 0.06);
  font-size: 9px;
}

.lobby-admin-panel {
  margin-top: 10px;
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--muted);
  background: rgba(var(--accent-rgb), 0.025);
  font-size: 9px;
  line-height: 1.55;
}

.lobby-admin-panel summary {
  color: var(--accent);
  cursor: pointer;
}

.lobby-admin-panel p {
  margin: 7px 0;
}

.lobby-admin-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 7px;
}

.lobby-admin-row input {
  min-width: 0;
  height: 35px;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--text);
  background: rgba(1, 7, 9, 0.52);
}

.lobby-admin-row button {
  min-height: 35px;
  padding: 0 10px;
  border: 1px solid var(--accent-mid);
  border-radius: 9px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.07);
}

.lobby-admin-status {
  min-height: 14px;
  color: var(--accent);
}

.lobby-empty {
  display: grid;
  place-content: center;
  min-height: 150px;
  padding: 22px;
  border: 1px dashed var(--line);
  border-radius: 13px;
  text-align: center;
}

.lobby-empty strong {
  font-size: 15px;
}

.lobby-empty span {
  max-width: 280px;
  margin-top: 7px;
  color: var(--muted);
  font-size: 9px;
  line-height: 1.6;
}

.lobby-form label {
  display: block;
  margin: 10px 0 6px;
  color: var(--text-soft);
  font-size: 9px;
}

.lobby-form input {
  width: 100%;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  background: rgba(1, 7, 9, 0.52);
}

.lobby-form input:focus {
  border-color: var(--accent-mid);
  box-shadow: 0 0 0 3px var(--accent-soft);
  outline: 0;
}

.lobby-form > button {
  width: 100%;
  min-height: 43px;
  margin-top: 7px;
  border: 1px solid var(--accent-mid);
  border-radius: 11px;
  color: #001114;
  background: var(--accent);
  font-weight: 780;
}

.lobby-form .join-error {
  min-height: 32px;
  margin: 7px 0 0;
  color: var(--danger);
  font-size: 9px;
  line-height: 1.45;
}

.lobby-form.has-error {
  animation: join-error-shake 360ms ease-out;
}

.lobby-footer {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  margin-top: 16px;
  color: var(--muted);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 8px;
  letter-spacing: 0.04em;
}

.generated-room-password {
  display: grid;
  place-items: center;
  min-height: 92px;
  margin: 17px 0;
  border: 1px solid var(--accent-mid);
  border-radius: 17px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.07);
  box-shadow: inset 0 0 32px rgba(var(--accent-rgb), 0.06);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 38px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.mobile-nav {
  display: none;
}

.toast {
  position: fixed;
  z-index: 60;
  right: 24px;
  bottom: 24px;
  max-width: min(340px, calc(100% - 32px));
  padding: 10px 14px;
  border: 1px solid rgba(var(--accent-rgb), 0.34);
  border-radius: 999px;
  color: var(--text);
  background: rgba(4, 12, 16, 0.9);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.36);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px) scale(0.96);
  transition:
    opacity 180ms ease,
    transform 220ms cubic-bezier(0.16, 0.84, 0.24, 1);
}

.toast.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.clipboard-fallback {
  position: fixed;
  top: -100px;
  left: -100px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

:root[data-resolved-theme="light"] .status-pill,
:root[data-resolved-theme="light"] .user-button,
:root[data-resolved-theme="light"] .theme-toggle,
:root[data-resolved-theme="light"] .accent-toggle,
:root[data-resolved-theme="light"] .lobby-motion-button {
  color: var(--muted);
  background: rgba(248, 253, 254, 0.78);
  box-shadow: 0 10px 34px rgba(51, 104, 112, 0.1);
}

:root[data-resolved-theme="light"] #lobby-install-button {
  color: #f8fdfe;
  background: var(--accent);
  box-shadow: 0 10px 28px rgba(var(--accent-rgb), 0.2);
}

:root[data-resolved-theme="light"] .brand-mark,
:root[data-resolved-theme="light"] .panel,
:root[data-resolved-theme="light"] .room-metrics,
:root[data-resolved-theme="light"] .queue-item,
:root[data-resolved-theme="light"] .member {
  background-color: rgba(248, 253, 254, 0.82);
}

:root[data-resolved-theme="light"] .queue-index,
:root[data-resolved-theme="light"] .chat-form input,
:root[data-resolved-theme="light"] .join-dialog input,
:root[data-resolved-theme="light"] .add-track-row input,
:root[data-resolved-theme="light"] .playlist-import-row textarea,
:root[data-resolved-theme="light"] .room-admin-grid input {
  color: var(--text);
  background: rgba(239, 249, 251, 0.9);
}

:root[data-resolved-theme="light"] .add-track-row input:disabled {
  color: rgba(31, 67, 73, 0.58);
  background: rgba(224, 239, 242, 0.82);
  opacity: 1;
}

:root[data-resolved-theme="light"] .signal-spectrum {
  border-color: rgba(var(--accent-rgb), 0.2);
  background:
    linear-gradient(180deg, rgba(var(--accent-rgb), 0.08), transparent 72%),
    rgba(242, 250, 251, 0.94);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.8),
    0 12px 28px rgba(51, 104, 112, 0.12);
}

:root[data-resolved-theme="light"] .spectrum-bands,
:root[data-resolved-theme="light"] .visual-index,
:root[data-resolved-theme="light"] .visual-mode {
  color: rgba(31, 78, 86, 0.5);
}

:root[data-resolved-theme="light"] .playback-diagnostics,
:root[data-resolved-theme="light"] .playback-diagnostics[data-kind="normal"],
:root[data-resolved-theme="light"] .playback-diagnostics[data-kind="measured"] {
  color: var(--muted);
  background:
    linear-gradient(90deg, rgba(var(--accent-rgb), 0.09), transparent 44%),
    rgba(242, 250, 251, 0.94);
}

:root[data-resolved-theme="light"] .playback-diagnostics[data-kind="waiting"],
:root[data-resolved-theme="light"] .playback-diagnostics[data-kind="warning"] {
  background:
    linear-gradient(90deg, rgba(255, 190, 77, 0.11), transparent 44%),
    rgba(252, 249, 239, 0.96);
}

:root[data-resolved-theme="light"] .playback-diagnostics[data-kind="error"] {
  background:
    linear-gradient(90deg, rgba(255, 103, 119, 0.11), transparent 44%),
    rgba(253, 244, 246, 0.96);
}

:root[data-resolved-theme="light"] .playback-diagnostics strong {
  color: rgba(19, 54, 61, 0.82);
}

:root[data-resolved-theme="light"] .playback-diagnostics small {
  color: rgba(45, 88, 96, 0.7);
}

:root[data-resolved-theme="light"] .player-visual {
  background:
    radial-gradient(circle at 50% 42%, rgba(var(--accent-rgb), 0.14), transparent 38%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.66), transparent 52%),
    #e8f5f7;
}

:root[data-resolved-theme="light"] .player-visual::before {
  opacity: 0.28;
}

:root[data-resolved-theme="light"] .join-layer {
  background:
    radial-gradient(circle at 50% 40%, rgba(var(--accent-rgb), 0.12), transparent 28rem),
    rgba(230, 244, 247, 0.92);
}

:root[data-resolved-theme="light"] .join-dialog {
  background:
    linear-gradient(145deg, rgba(var(--accent-rgb), 0.1), transparent 40%),
    #f8fdfe;
  box-shadow:
    0 40px 100px rgba(51, 104, 112, 0.22),
    0 0 60px rgba(var(--accent-rgb), 0.08);
}

:root[data-resolved-theme="light"] .lobby-dialog {
  background:
    linear-gradient(145deg, rgba(var(--accent-rgb), 0.1), transparent 40%),
    rgba(248, 253, 254, 0.97);
  box-shadow:
    0 40px 100px rgba(51, 104, 112, 0.22),
    0 0 60px rgba(var(--accent-rgb), 0.08);
}

:root[data-resolved-theme="light"] .lobby-card,
:root[data-resolved-theme="light"] .lobby-room,
:root[data-resolved-theme="light"] .join-request {
  background-color: rgba(248, 253, 254, 0.86);
}

:root[data-resolved-theme="light"] .lobby-form input {
  color: var(--text);
  background: rgba(239, 249, 251, 0.94);
}

:root[data-resolved-theme="light"] .playlist-toolbar select,
:root[data-resolved-theme="light"] .playlist-toolbar input,
:root[data-resolved-theme="light"] .server-key-help code {
  color: var(--text);
  background: rgba(239, 249, 251, 0.94);
}

:root[data-resolved-theme="light"] .primary-button {
  color: var(--text);
  background:
    linear-gradient(110deg, rgba(var(--accent-rgb), 0.15), transparent 58%),
    rgba(247, 253, 254, 0.94);
  box-shadow:
    0 16px 38px rgba(51, 104, 112, 0.14),
    inset 0 0 0 1px rgba(255, 255, 255, 0.62);
}

:root[data-resolved-theme="light"] .toast {
  background: rgba(248, 253, 254, 0.94);
  box-shadow: 0 16px 40px rgba(51, 104, 112, 0.2);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes reverse-spin {
  to {
    transform: rotate(-360deg);
  }
}

@keyframes wave-dot {
  0%,
  100% {
    opacity: 0.28;
    transform: translateY(0) scale(0.72);
  }

  25% {
    opacity: 0.8;
    transform: translateY(-11px) scale(1);
  }

  50% {
    opacity: 1;
    transform: translateY(0) scale(1.18);
  }

  75% {
    opacity: 0.72;
    transform: translateY(11px) scale(0.92);
  }
}

@keyframes accent-shift {
  0% {
    opacity: 0;
    transform: translate3d(var(--shift-start), 0, 0) scale(1.04);
  }

  18% {
    opacity: 0.62;
  }

  48% {
    opacity: 0.76;
  }

  78% {
    opacity: 0.34;
  }

  100% {
    opacity: 0;
    transform: translate3d(var(--shift-end), 0, 0) scale(1.02);
  }
}

@keyframes energy-line {
  0% {
    opacity: 0;
    transform: translate3d(var(--line-start), 0, 0) scaleX(0.24);
  }

  12% {
    opacity: 1;
  }

  68% {
    opacity: 0.92;
  }

  100% {
    opacity: 0;
    transform: translate3d(var(--line-end), 0, 0) scaleX(var(--line-scale, 1.18));
  }
}

@keyframes theme-wash {
  0% {
    opacity: 0;
  }

  22% {
    opacity: 0.52;
  }

  52% {
    opacity: 0.38;
  }

  100% {
    opacity: 0;
  }
}

@keyframes theme-toggle-wash {
  0% {
    opacity: 0;
    transform: scaleX(0.04);
  }

  18% {
    opacity: 0.72;
  }

  54% {
    opacity: 0.92;
    transform: scaleX(1);
  }

  76% {
    opacity: 0.46;
    transform: scaleX(1);
  }

  100% {
    opacity: 0;
    transform: scaleX(1);
  }
}

@keyframes theme-toggle-sheen {
  0% {
    opacity: 0;
    transform: translateX(-130%);
  }

  28% {
    opacity: 0.38;
  }

  74% {
    opacity: 0.18;
  }

  100% {
    opacity: 0;
    transform: translateX(130%);
  }
}

@keyframes theme-icon-pop {
  0% {
    transform: rotate(0deg) scale(1);
  }

  42% {
    transform: rotate(88deg) scale(1.04);
  }

  66% {
    transform: rotate(132deg) scale(0.99);
  }

  100% {
    transform: rotate(180deg) scale(1);
  }
}

@keyframes theme-label-enter {
  from {
    opacity: 0;
    transform: translateY(3px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes screen-shake {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  18% {
    transform: translate3d(-2px, 1px, 0);
  }

  36% {
    transform: translate3d(3px, -1px, 0);
  }

  54% {
    transform: translate3d(-1px, 2px, 0);
  }

  72% {
    transform: translate3d(2px, 0, 0);
  }
}

@keyframes screen-shake-hot {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  12% {
    transform: translate3d(-4px, 2px, 0);
  }

  24% {
    transform: translate3d(5px, -2px, 0);
  }

  38% {
    transform: translate3d(-3px, 3px, 0);
  }

  52% {
    transform: translate3d(4px, 1px, 0);
  }

  68% {
    transform: translate3d(-2px, -2px, 0);
  }

  84% {
    transform: translate3d(2px, 1px, 0);
  }
}

@keyframes accent-button-pop {
  0%,
  100% {
    transform: scale(1);
  }

  42% {
    transform: scale(1.18) rotate(10deg);
    box-shadow: 0 0 0 8px rgba(var(--accent-rgb), 0.08);
  }
}

@keyframes join-error-shake {
  0%,
  100% {
    transform: translateX(0);
  }

  30% {
    transform: translateX(-5px);
  }

  60% {
    transform: translateX(4px);
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0.45);
  }

  100% {
    box-shadow: 0 0 0 9px rgba(var(--accent-rgb), 0);
  }
}

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

  .side-column {
    position: static;
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  }
}

@media (max-width: 820px) {
  .room-overview {
    display: grid;
  }

  .room-metrics {
    width: 100%;
    min-width: 0;
  }

  .player-layout {
    grid-template-columns: 0.8fr 1.2fr;
  }

  .local-pill {
    display: none;
  }
}

@media (max-width: 680px) {
  .topbar,
  .app-shell {
    width: min(100% - 24px, 1380px);
  }

  .topbar {
    padding: 14px 0;
  }

  .brand-copy small,
  .status-pill:first-child,
  .user-button small {
    display: none;
  }

  .topbar-actions {
    gap: 6px;
  }

  .room-password-pill {
    order: 10;
    width: 100%;
  }

  .room-password-pill > span:first-child {
    margin-right: auto;
  }

  .mobile-preview-button {
    display: none;
  }

  .theme-toggle,
  .accent-toggle {
    justify-content: center;
    width: 38px;
    padding: 0;
  }

  #theme-label,
  #accent-label {
    display: none;
  }

  .user-button {
    grid-template-columns: auto auto;
  }

  .app-shell {
    padding-top: 10px;
  }

  .room-overview {
    gap: 0;
    margin-bottom: 10px;
  }

  .room-heading {
    display: none;
  }

  .room-metrics {
    grid-template-columns: 1fr 1fr;
    border-radius: 15px;
  }

  .room-metrics > div {
    padding: 8px 12px;
  }

  .room-metrics > div + div::before {
    top: 8px;
    bottom: 8px;
  }

  .room-metrics span {
    margin-bottom: 2px;
    font-size: 8px;
  }

  .room-metrics strong,
  .room-metrics b {
    font-size: 11px;
  }

  .room-metrics > div:nth-child(2),
  .room-metrics > div:nth-child(3) {
    display: none;
  }

  .player-layout,
  .side-column {
    grid-template-columns: 1fr;
  }

  .player-panel > .panel-header {
    display: none;
  }

  .player-visual {
    min-height: 176px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .signal-disc {
    width: 112px;
    height: 112px;
  }

  .disc-core {
    width: 38px;
    height: 38px;
    border-width: 8px;
  }

  .orbit-a {
    width: 140px;
    height: 140px;
  }

  .orbit-b {
    width: 168px;
    height: 168px;
  }

  .signal-spectrum {
    top: 14px;
    right: 14px;
    bottom: auto;
    left: auto;
    width: 104px;
    height: 58px;
  }

  .visual-index {
    top: 12px;
    left: 14px;
  }

  .visual-mode {
    display: none;
  }

  .player-content {
    padding: 16px 18px 18px;
  }

  .track-heading h2 {
    min-height: 38px;
    font-size: 18px;
    -webkit-line-clamp: 2;
  }

  .track-meta {
    margin: 6px 0 14px;
  }

  .playback-diagnostics {
    min-height: 30px;
    margin-top: 8px;
  }

  .playback-diagnostics small {
    display: none;
  }

  .controls {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 12px;
  }

  .primary-button {
    grid-column: 1 / -1;
    grid-row: 1;
    min-height: 52px;
  }

  #previous-button,
  #next-button,
  #playback-mode-button {
    grid-row: 2;
  }

  #previous-button {
    grid-column: 1;
  }

  #next-button {
    grid-column: 2;
  }

  #playback-mode-button {
    grid-column: 3;
  }

  #local-button {
    grid-column: 1 / -1;
    grid-row: 3;
  }

  .secondary-button,
  .local-button,
  .mode-button {
    min-width: 0;
    padding: 0 7px;
  }

  .queue-panel,
  .members-panel,
  .chat-panel {
    padding: 18px;
  }

  .playlist-toolbar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin: 10px 0;
  }

  .playlist-toolbar label {
    grid-column: 1 / -1;
  }

  .playlist-toolbar select {
    grid-column: 1 / -1;
  }

  .playlist-toolbar input {
    grid-column: 1 / -1;
  }

  .playlist-toolbar button {
    width: 100%;
  }

  .playlist-import-form,
  .room-admin-tools {
    margin-right: 0;
    margin-left: 0;
  }

  .playlist-import-row,
  .room-admin-grid {
    grid-template-columns: 1fr;
  }

  .playlist-import-row button,
  .room-admin-grid button {
    width: 100%;
  }

  .members-list {
    grid-template-columns: 1fr;
  }

  body:not(.lobby-open) {
    padding-bottom: 72px;
  }

  .mobile-nav {
    position: fixed;
    z-index: 35;
    right: 12px;
    bottom: 10px;
    left: 12px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
    padding: 5px;
    border: 1px solid var(--line-strong);
    border-radius: 18px;
    background: rgba(3, 14, 18, 0.9);
    box-shadow:
      0 18px 50px rgba(0, 0, 0, 0.42),
      inset 0 0 0 1px rgba(255, 255, 255, 0.025);
    backdrop-filter: blur(18px);
  }

  .mobile-nav button {
    display: grid;
    grid-template-columns: auto auto;
    gap: 7px;
    place-content: center;
    min-height: 48px;
    border: 1px solid transparent;
    border-radius: 13px;
    color: #86a8af;
    background: transparent;
    font-size: 10px;
    font-weight: 740;
  }

  .mobile-nav button.active {
    border-color: rgba(var(--accent-rgb), 0.28);
    color: var(--accent);
    background: rgba(var(--accent-rgb), 0.085);
    box-shadow: inset 0 -2px 0 var(--accent);
  }

  :root[data-resolved-theme="light"] .mobile-nav button {
    color: #a7c2c7;
  }

  body[data-mobile-view="player"] .queue-panel,
  body[data-mobile-view="player"] .side-column {
    display: none;
  }

  body[data-mobile-view="chat"] .main-column {
    display: none;
  }

  body[data-mobile-view="chat"] .bilibili-search-button,
  body[data-mobile-view="chat"] .install-app-button,
  body[data-mobile-view="chat"] .theme-toggle,
  body[data-mobile-view="chat"] .accent-toggle {
    display: none;
  }

  body[data-mobile-view="chat"] .app-shell {
    padding-top: 4px;
  }

  body[data-mobile-view="chat"] .room-overview {
    display: none;
  }

  body[data-mobile-view="chat"] .workspace {
    height: var(--mobile-chat-height, calc(100dvh - 245px));
    min-height: 390px;
  }

  body[data-mobile-view="chat"] .side-column {
    grid-template-rows: auto minmax(0, 1fr);
    gap: 8px;
    height: 100%;
    min-height: 0;
    overflow: hidden;
  }

  body[data-mobile-view="chat"] .members-panel {
    max-height: min(25dvh, 185px);
    padding: 12px;
    overflow-y: auto;
  }

  body[data-mobile-view="chat"] .members-panel > .panel-header {
    margin-bottom: 9px;
  }

  body[data-mobile-view="chat"] .members-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
  }

  body[data-mobile-view="chat"] .member {
    gap: 7px;
    padding: 7px;
  }

  body[data-mobile-view="chat"] .member .avatar {
    width: 28px;
    height: 28px;
  }

  body[data-mobile-view="chat"] .chat-panel {
    display: flex;
    flex-direction: column;
    min-height: 0;
    max-height: none;
    padding: 12px;
  }

  body[data-mobile-view="chat"] .messages {
    flex: 1 1 auto;
    height: auto;
    min-height: 92px;
    max-height: none;
  }

  body[data-mobile-view="chat"] .message-actions {
    gap: 3px;
    opacity: 1;
    transform: none;
  }

  body[data-mobile-view="chat"] .message-actions button {
    padding-right: 5px;
    padding-left: 5px;
  }

  body[data-mobile-view="chat"] .chat-panel > .panel-header {
    margin-bottom: 9px;
  }

  body[data-mobile-view="chat"] .chat-reply-bar {
    flex: 0 0 auto;
    margin-top: 7px;
  }

  body[data-mobile-view="chat"] .chat-form {
    flex: 0 0 auto;
    margin-top: 8px;
  }

  body[data-mobile-view="queue"] .player-panel,
  body[data-mobile-view="queue"] .side-column {
    display: none;
  }

  body[data-mobile-view="queue"] .queue-panel {
    min-height: calc(100dvh - 165px);
  }

  .lobby-dialog {
    padding: 20px;
  }

  .lobby-header {
    display: grid;
  }

  .lobby-header-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    justify-content: stretch;
    width: 100%;
    max-width: none;
  }

  .lobby-header-actions > button {
    justify-content: center;
    width: 100%;
    min-width: 0;
    padding-right: 8px;
    padding-left: 8px;
  }

  .lobby-music-button,
  .lobby-install-button {
    grid-column: 1 / -1;
  }

  .lobby-grid {
    grid-template-columns: 1fr;
  }

  .lobby-footer {
    display: grid;
    gap: 6px;
  }
}

@media (max-width: 430px) {
  .brand strong {
    font-size: 15px;
  }

  .room-metrics {
    grid-template-columns: 1fr 1fr;
  }

  .controls {
    display: grid;
  }

  .playback-diagnostics {
    grid-template-columns: 8px 1fr;
  }

  .playback-diagnostics small {
    grid-column: 1 / -1;
    padding-left: 16px;
    text-align: left;
  }

  .secondary-button {
    min-height: 42px;
  }

  .queue-item.can-manage {
    grid-template-columns: 22px minmax(0, 1fr);
    gap: 6px;
    min-height: 0;
    padding: 8px;
  }

  .queue-item:not(.can-manage) {
    grid-template-columns: minmax(0, 1fr);
    min-height: 0;
    padding: 8px;
  }

  .queue-batch-select {
    grid-row: 1;
    grid-column: 1;
    align-self: center;
    width: 22px;
  }

  .queue-select {
    grid-row: 1;
    grid-column: 2;
    grid-template-columns: 34px minmax(0, 1fr);
    width: 100%;
  }

  .queue-item:not(.can-manage) .queue-select {
    grid-column: 1;
  }

  .queue-actions {
    grid-row: 2;
    grid-column: 1 / -1;
    gap: 4px;
    justify-content: flex-end;
    flex-wrap: nowrap;
    min-width: 0;
  }

  .queue-actions .copy-bv,
  .queue-actions button {
    min-height: 24px;
    padding-right: 7px;
    padding-left: 7px;
    font-size: 8px;
  }

  .queue-index {
    width: 34px;
    height: 34px;
  }

  .queue-state {
    display: none;
  }

  .join-dialog {
    padding: 27px 21px;
  }

  .members-list {
    grid-template-columns: 1fr;
  }

  .member {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}