:root {
  --font-sans: "Source Sans 3", ui-sans-serif, system-ui, sans-serif;
  --font-display: "Bebas Neue", ui-sans-serif, system-ui, sans-serif;
  --color-navy: #0b1220;
  --color-navy-soft: #141c2e;
  --color-ink: #e8edf7;
  --color-muted: #93a0b8;
  --color-ember: #c41e3a;
  --color-gold: #f4d06f;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-navy);
  color: var(--color-ink);
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}

.topbar {
  position: fixed;
  inset: 0 0 auto;
  height: 4px;
  background: linear-gradient(to right, var(--color-ember), var(--color-gold), var(--color-ember));
  z-index: 60;
}

header {
  position: relative;
  z-index: 50;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: color-mix(in srgb, var(--color-navy-soft) 90%, transparent);
  backdrop-filter: blur(8px);
}

.header-inner {
  box-sizing: border-box;
  display: flex;
  width: 100%;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  padding: 0.75rem 1rem;
}

@media (min-width: 640px) {
  .header-inner {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

.brand {
  display: flex;
  min-width: 0;
  flex: 1;
  align-items: center;
  gap: 0.75rem;
}

.logout-countdown {
  margin: 0;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid color-mix(in srgb, var(--color-ember) 55%, white);
  background: color-mix(in srgb, var(--color-navy) 72%, var(--color-ember));
  color: var(--color-gold);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.logout-countdown[hidden] {
  display: none;
}

header img {
  width: 40px;
  height: 40px;
  border-radius: 6px;
  object-fit: cover;
}

header h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  line-height: 1;
}

.kicker {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  line-height: 1.333;
  text-transform: uppercase;
  color: var(--color-muted);
}

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.25rem 1.5rem 1.5rem;
}

.stack {
  width: min(1120px, 100%);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.stack.is-split {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: start;
  gap: 1rem;
}

.stack.is-split:has(#slides[hidden]) {
  width: min(1120px, 100%);
  grid-template-columns: minmax(0, 1fr);
}

.stack.is-split .slides h2 {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 960px) {
  .stack.is-split {
    width: min(1120px, 100%);
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (min-width: 961px) {
  main:has(.stack.is-split) {
    justify-content: safe center;
  }

  main:has(.is-split #slides[hidden]) {
    justify-content: flex-start;
  }
}

.stage {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--color-navy-soft);
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

.stage:fullscreen,
.stage:-webkit-full-screen {
  width: 100%;
  height: 100%;
  max-width: none;
  aspect-ratio: auto;
  border: 0;
  background: #000;
}

.stage:fullscreen video-stream,
.stage:-webkit-full-screen video-stream {
  width: 100%;
  height: 100%;
}

.slides-pip {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 3;
  width: min(28%, 280px);
  aspect-ratio: 16 / 9;
  height: auto;
  display: block;
  pointer-events: none;
  background: var(--color-navy);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.slides-pip[hidden] {
  display: none;
}

.player-settings {
  position: absolute;
  right: 0.55rem;
  bottom: 0.55rem;
  z-index: 4;
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-end;
  gap: 0.4rem;
}

.player-settings[hidden] {
  display: none;
}

.player-settings-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
  padding: 0.35rem 0.6rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 6px;
  background: color-mix(in srgb, var(--color-navy) 82%, transparent);
  color: var(--color-ink);
  font: 600 0.78rem/1 var(--font-sans);
  letter-spacing: 0.02em;
  cursor: pointer;
}

.player-settings-toggle:hover,
.player-settings-toggle[aria-expanded='true'] {
  border-color: color-mix(in srgb, var(--color-gold) 55%, white);
  color: var(--color-gold);
}

.player-settings-menu {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 13rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  background: color-mix(in srgb, var(--color-navy) 94%, transparent);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.player-settings-menu[hidden] {
  display: none;
}

.player-settings-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  margin: 0;
  padding: 0.4rem 0.2rem;
  border: 0;
  background: transparent;
  color: var(--color-ink);
  font: 400 0.85rem/1.2 var(--font-sans);
  text-align: left;
  cursor: pointer;
  white-space: nowrap;
}

button.player-settings-item:hover,
.player-settings-item:hover {
  color: var(--color-gold);
}

.player-settings-item input {
  margin: 0;
  accent-color: var(--color-gold);
}

.player-settings-sep {
  height: 1px;
  margin: 0.25rem 0;
  background: rgba(255, 255, 255, 0.12);
}

.player-settings-sep[hidden] {
  display: none;
}

video-stream {
  display: block;
  width: 100%;
  height: 100%;
  background: #000;
}

video-stream video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

video-stream video::-webkit-media-controls {
  display: none !important;
}

.stage-offline {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 0.45rem;
  padding: 1.5rem;
  text-align: center;
  perspective: 600px;
}

.offline-logo {
  width: 7.5rem;
  height: 7.5rem;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.4);
  animation: offline-logo-spin 8s linear infinite;
}

@keyframes offline-logo-spin {
  from {
    transform: rotateY(0deg);
  }
  to {
    transform: rotateY(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .offline-logo {
    animation: none;
  }
}

.offline-kicker {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.offline-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 400;
  letter-spacing: 0.06em;
  line-height: 1;
}

.offline-copy {
  margin: 0 0 1.25rem;
  max-width: 28rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.join-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  width: min(22rem, 100%);
  margin-top: 0.35rem;
}

.join-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.join-form input {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  background: var(--color-navy);
  color: var(--color-gold);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 1.7rem;
  letter-spacing: 0.28em;
  text-align: center;
  padding: 0.45rem 0.6rem;
}

.name-dialog {
  width: min(22rem, calc(100vw - 2rem));
  margin: auto;
  padding: 1.35rem 1.25rem 1.15rem;
  border: 1px solid rgba(244, 208, 111, 0.35);
  border-radius: 10px;
  background: var(--color-navy-soft);
  color: var(--color-ink);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.45);
}

.name-dialog::backdrop {
  background: rgba(0, 0, 0, 0.62);
}

.name-dialog .offline-title {
  font-size: 2rem;
}

.name-dialog .offline-copy {
  margin: 0 0 0.35rem;
}

.name-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
}

.name-form .join-label {
  color: var(--color-gold);
}

.name-form input {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  background: var(--color-navy);
  color: var(--color-ink);
  font-family: inherit;
  font-size: 1rem;
  letter-spacing: 0.02em;
  text-align: left;
  padding: 0.5rem 0.7rem;
}

.name-form input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--color-gold) 70%, white);
}

.name-actions {
  display: flex;
  justify-content: center;
  gap: 0.55rem;
  margin-top: 0.35rem;
}

.name-form button[type='submit'] {
  border: 0;
  border-radius: 6px;
  background: var(--color-ember);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.55rem 0.9rem;
  cursor: pointer;
}

.name-cancel {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  background: transparent;
  color: var(--color-muted);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.55rem 0.9rem;
  cursor: pointer;
}

.name-cancel:focus,
.name-form button[type='submit']:focus {
  outline: none;
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--color-gold) 70%, white);
}

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

.join-form input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--color-gold) 70%, white);
}

.join-form button {
  border: 0;
  border-radius: 6px;
  background: var(--color-ember);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.55rem 0.9rem;
  cursor: pointer;
}

.join-error {
  margin: 0;
  color: #e23a54;
  font-size: 0.9rem;
}

.join-wait {
  margin: 0;
  color: var(--color-gold);
  font-size: 0.9rem;
}

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

.slides[hidden] {
  display: none;
}

.slides {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.slides h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-align: center;
}

.slides-frame {
  aspect-ratio: 16 / 9;
  background: var(--color-navy-soft);
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

.slides-frame canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.slides-status {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.9rem;
}

footer {
  padding: 0.85rem 1.5rem 1.15rem;
  color: var(--color-muted);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}

.header-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(24rem, 42rem) minmax(0, 1fr);
  align-items: center;
}

.brand {
  grid-column: 1;
  flex: none;
}

.header-end {
  grid-column: 3;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.ask {
  grid-column: 2;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.layout-view {
  flex: none;
  width: 8.75rem;
  height: 2.25rem;
  margin: 0;
  padding: 0 0.45rem;
  border: 1px solid rgba(244, 208, 111, 0.55);
  border-radius: 6px;
  background: var(--color-navy);
  color: var(--color-ink);
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}

.layout-view:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--color-gold) 70%, white);
}

.ask input[type="text"] {
  flex: 1;
  min-width: 0;
  height: 2.25rem;
  margin: 0;
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(244, 208, 111, 0.55);
  border-radius: 6px;
  background: var(--color-navy);
  color: var(--color-ink);
  font: inherit;
  font-size: 0.95rem;
}

.ask button {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin: 0;
  padding: 0.45rem 0.85rem;
  border: 0;
  border-radius: 6px;
  background: var(--color-ember);
  color: white;
  font-weight: 700;
  cursor: pointer;
}

.ask button.is-sent {
  background: #1f8a4c;
}

.ask button svg {
  display: block;
  flex: none;
}

.ask-status {
  position: absolute;
  margin: 0;
  font-size: 0.75rem;
  color: var(--color-gold);
  white-space: nowrap;
}

.ask {
  position: relative;
}

.ask-status {
  left: 0;
  top: 100%;
}

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

@media (max-width: 800px) {
  .header-inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
  .ask {
    grid-column: 1 / -1;
  }
  .header-end {
    grid-column: 2;
    justify-self: end;
  }
}