:root {
  color-scheme: dark;
  --bg: #060b14;
  --bg-2: #09111f;
  --surface: rgba(10, 17, 31, 0.82);
  --surface-strong: rgba(13, 21, 39, 0.96);
  --surface-soft: rgba(255, 255, 255, 0.04);
  --border: rgba(148, 163, 184, 0.18);
  --border-strong: rgba(148, 163, 184, 0.28);
  --text: #e5eefc;
  --muted: #8b9ab1;
  --muted-strong: #b2bfd1;
  --primary: #72e2ff;
  --primary-strong: #38c8ff;
  --success: #38e39e;
  --warning: #ffd166;
  --danger: #ff7a8b;
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.35);
  --shadow-soft: 0 10px 24px rgba(0, 0, 0, 0.2);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100dvh;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(56, 200, 255, 0.16), transparent 28%),
    radial-gradient(circle at 80% 0%, rgba(56, 227, 158, 0.12), transparent 22%),
    radial-gradient(circle at bottom right, rgba(255, 209, 102, 0.08), transparent 26%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
  font: 400 16px/1.55 "Segoe UI", "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.03), transparent 38%),
    linear-gradient(315deg, rgba(255, 255, 255, 0.02), transparent 30%);
  mix-blend-mode: screen;
  opacity: 0.7;
}

img,
video,
canvas {
  max-width: 100%;
}

a {
  color: inherit;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  min-height: 44px;
}

:focus-visible {
  outline: 3px solid rgba(114, 226, 255, 0.68);
  outline-offset: 2px;
}

::selection {
  background: rgba(114, 226, 255, 0.28);
  color: var(--text);
}

.page-shell,
.shell,
.wrap {
  position: relative;
  width: min(1320px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 48px;
}

.hero,
.top,
header,
.cp-header,
.section-title,
.card,
.panel,
.cp-card,
.metric,
.item,
.event,
.empty,
.summary-card,
.rtc-viewer,
.rtc-meta-card,
.file-info,
.cast-transport-panel {
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.hero,
.top,
.cp-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.hero {
  padding: 24px 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(11, 18, 32, 0.96), rgba(12, 20, 36, 0.78));
  box-shadow: var(--shadow);
}

.hero-copy {
  min-width: min(100%, 520px);
  flex: 1;
}

.hero-copy h1,
header h1,
.title,
.cp-header h2 {
  margin: 0;
  letter-spacing: -0.03em;
}

.hero-copy h1 {
  font-size: clamp(1.95rem, 3.8vw, 3.45rem);
  line-height: 1.04;
  margin-top: 10px;
}

.hero-copy p,
.sub,
.subtitle,
.cap,
.hint,
.browser-warn,
.small,
.meta,
.log-url,
.drop-label,
.vol-hint {
  color: var(--muted);
}

.hero-copy p {
  margin: 12px 0 0;
  max-width: 66ch;
  font-size: 1.02rem;
}

.eyebrow,
.platform-badge,
.badge,
.pill,
.chip,
.q-live-badge,
.rtc-mini-badge,
.fb-indicator,
.summary-card,
.stat,
.metric,
.cp-row,
.file-info,
.cast-status {
  border: 1px solid var(--border);
}

.eyebrow,
.eyebrow-chip,
.platform-badge,
.q-live-badge,
.rtc-mini-badge,
.badge,
.chip,
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 7px 12px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted-strong);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow {
  width: fit-content;
  border-color: rgba(114, 226, 255, 0.28);
  color: var(--primary);
  background: rgba(114, 226, 255, 0.08);
}

.hero-actions,
.actions,
.toolbar,
.btn-row,
.buttons,
.small-buttons,
.capture-actions,
.q-apply-row,
.cast-btn-row,
.cast-loop-row,
.btn-grid,
.transport-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.btn,
.cmd-btn,
.ctrl-btn,
.q-btn,
.cast-loop-btn,
.btn-listen {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  box-shadow: var(--shadow-soft);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, opacity 160ms ease, box-shadow 160ms ease;
}

.btn:hover:not(:disabled),
.cmd-btn:hover:not(:disabled),
.ctrl-btn:hover:not(:disabled),
.q-btn:hover:not(:disabled),
.cast-loop-btn:hover:not(:disabled),
.btn-listen:hover:not(:disabled) {
  transform: translateY(-1px);
  border-color: var(--border-strong);
}

.btn:disabled,
.cmd-btn:disabled,
.ctrl-btn:disabled,
.q-btn:disabled,
.cast-loop-btn:disabled,
.btn-listen:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none;
  box-shadow: none;
}

.btn.primary,
.cmd-btn,
.btn-listen,
.ctrl-btn.play,
.ctrl-btn.mute,
.ctrl-btn.loop.active,
.q-btn.active,
.cast-loop-btn.active,
.cast-loop-btn.active-green {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: #04101b;
  border-color: rgba(255, 255, 255, 0.08);
  font-weight: 700;
}

.btn.secondary,
.btn.ghost,
.cmd-btn.secondary,
.ctrl-btn.pause,
.ctrl-btn.loop,
.ctrl-btn.mute,
.q-btn,
.cast-loop-btn {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-color: var(--border);
}

.btn.danger,
.cmd-btn.danger,
.ctrl-btn.stop {
  background: rgba(255, 122, 139, 0.12);
  color: #ffd6db;
  border-color: rgba(255, 122, 139, 0.3);
}

.btn,
.cmd-btn,
.btn-listen {
  min-height: 44px;
  padding: 0 18px;
}

.cmd-btn.tiny,
.q-btn {
  min-height: 38px;
  padding: 0 14px;
}

.summary-grid,
.stats,
.grid2 {
  display: grid;
  gap: 12px;
}

.summary-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0 0 18px;
}

.summary-card,
.metric,
.item,
.event,
.empty,
.card,
.panel,
.cp-card,
.rtc-meta-card,
.rtc-viewer,
.file-info,
.cast-transport-panel,
.drop-zone,
.controls-panel {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.summary-card,
.metric {
  padding: 18px 18px 16px;
}

.summary-card .label,
.metric .l,
.cp-card-title,
.q-label,
.capture-label,
.rtc-meta-label,
.cast-ctrl-lbl {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.summary-card strong,
.metric .v {
  display: block;
  margin-top: 10px;
  color: var(--text);
  font-size: clamp(1.2rem, 2vw, 1.7rem);
  line-height: 1;
}

.summary-card small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.82rem;
}

.grid,
.cp-grid,
.rtc-shell,
.capture-grid {
  display: grid;
  gap: 16px;
}

.grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.cp-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.rtc-shell {
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
}

.capture-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card,
.panel,
.cp-card,
.metric,
.item,
.event,
.empty {
  padding: 18px;
}

.section-title,
.cp-header {
  align-items: center;
  margin-bottom: 16px;
}

.section-title .title,
.cp-header h2 {
  font-size: 1.02rem;
}

.list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.item.active,
.card.streaming,
.card.ready,
.card.offline,
.cp-card.wide#rtcPanel,
.controls-panel,
.drop-zone.drag-over {
  border-color: rgba(114, 226, 255, 0.24);
}

.item.active {
  background: rgba(114, 226, 255, 0.07);
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 24px 18px;
}

.empty .big {
  font-size: 2.4rem;
  margin-bottom: 10px;
}

.badge.streaming,
.q-live-badge,
.fb-indicator.ok {
  color: var(--success);
  border-color: rgba(56, 227, 158, 0.28);
  background: rgba(56, 227, 158, 0.09);
}

.badge.ready,
.btn-listen,
.btn.primary,
.cmd-btn.success,
.ctrl-btn.play,
.ctrl-btn.loop.active-green {
  border-color: rgba(114, 226, 255, 0.28);
}

.badge.offline,
.btn.danger,
.cmd-btn.danger,
.fb-indicator.err {
  color: #ffced4;
  border-color: rgba(255, 122, 139, 0.3);
  background: rgba(255, 122, 139, 0.08);
}

.badge.ready,
.chip.ok,
.cmd-btn.success,
.ctrl-btn.loop.active-green,
.q-btn.active,
.cast-loop-btn.active-green {
  color: var(--success);
  background: rgba(56, 227, 158, 0.09);
}

.hint,
.sub,
.subtitle,
.meta,
.small,
.vol-hint,
.browser-warn,
.cp-row,
.stat {
  line-height: 1.5;
}

.stat,
.cp-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 9px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
}

.stat span,
.cp-val,
.rtc-meta-value,
.name {
  color: var(--text);
}

.cp-val,
.rtc-meta-value,
.meta,
.log-url,
.stream-id,
.vol-label {
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.cp-val,
.rtc-meta-value {
  max-width: 58%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.stream-id {
  color: var(--muted);
}

.refresh {
  color: var(--muted);
}

.refresh span {
  color: var(--success);
}

.toast-wrap {
  z-index: 1000;
}

.toast {
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface-strong);
  box-shadow: var(--shadow);
}

.toast.ok {
  border-color: rgba(56, 227, 158, 0.3);
  color: var(--success);
}

.toast.warn {
  border-color: rgba(255, 209, 102, 0.3);
  color: var(--warning);
}

.toast.err {
  border-color: rgba(255, 122, 139, 0.3);
  color: #ffd6db;
}

.drop-zone {
  padding: 24px;
}

.drop-zone:hover,
.drop-zone.drag-over {
  background: rgba(114, 226, 255, 0.05);
}

.file-info {
  padding: 14px 16px;
}

.browser-warn {
  margin-top: 14px;
  color: var(--warning);
}

.controls-panel,
.cast-transport-panel {
  padding: 20px;
}

.ctrl-btn {
  position: relative;
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
}

.ctrl-btn.play {
  width: 58px;
  height: 58px;
  box-shadow: 0 0 28px rgba(114, 226, 255, 0.2);
}

.ctrl-btn.stop {
  color: #ffd6db;
}

.vol-track,
.seek-track {
  position: relative;
  flex: 1;
  min-width: 0;
}

input[type="range"] {
  accent-color: var(--primary);
}

input[type="text"],
input[type="number"],
select,
.url-input,
.q-select,
.capture-select {
  width: 100%;
  min-height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 0 14px;
}

input[type="text"]::placeholder,
input[type="number"]::placeholder,
.url-input::placeholder {
  color: var(--muted);
}

input[type="text"]:focus,
input[type="number"]:focus,
select:focus,
.url-input:focus,
.q-select:focus,
.capture-select:focus {
  border-color: rgba(114, 226, 255, 0.6);
  box-shadow: 0 0 0 3px rgba(114, 226, 255, 0.12);
  outline: none;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (max-width: 1080px) {
  .summary-grid,
  .cp-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .rtc-shell {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .page-shell,
  .shell,
  .wrap {
    width: min(100vw - 18px, 1320px);
    padding: 18px 0 28px;
  }

  .hero,
  .top,
  header {
    align-items: stretch;
  }

  .summary-grid,
  .cp-grid,
  .grid2 {
    grid-template-columns: 1fr;
  }

  .hero-actions,
  .actions,
  .toolbar,
  .btn-row,
  .buttons,
  .small-buttons,
  .capture-actions,
  .q-apply-row,
  .cast-btn-row,
  .cast-loop-row,
  .btn-grid {
    width: 100%;
  }

  .btn,
  .cmd-btn,
  .btn-listen {
    width: 100%;
    justify-content: center;
  }

  .stat,
  .cp-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .cp-val,
  .rtc-meta-value {
    max-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}