:root {
  color-scheme: light dark;
  --bg: #f5f5f4;
  --panel: #ffffff;
  --panel-2: #fafaf9;
  --border: #e2e2df;
  --text: #1c1c1a;
  --muted: #6b6b68;
  --faint: #9c9c98;
  --accent: #3a6ff0;
  --accent-ink: #ffffff;
  --ok: #2e9c4a;
  --idle: #b4b4b0;
  --err: #d13c3c;
  --twitch: #9146ff;
  --youtube: #ff0000;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;

  --text-xs: 0.75rem;
  --text-sm: 0.8125rem;
  --text-base: 0.9375rem;
  --text-md: 1.0625rem;
  --text-lg: 1.3125rem;

  --radius: 10px;
  --radius-sm: 7px;
  --ease: 180ms cubic-bezier(0.4, 0, 0.2, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17181a;
    --panel: #212226;
    --panel-2: #1b1c1e;
    --border: #34363b;
    --text: #ececea;
    --muted: #9a9a9c;
    --faint: #6c6c70;
    --accent: #6f9bff;
    --accent-ink: #0d1220;
    --ok: #48c96e;
    --idle: #57585c;
    --err: #ff6b6b;
    --twitch: #a970ff;
    --youtube: #ff4d4d;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: var(--text-base);
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--sp-6) var(--sp-4) var(--sp-7);
}

@media (min-width: 860px) {
  .wrap {
    max-width: 1200px;
    padding-inline: var(--sp-6);
  }
}

.layout {
  display: flex;
  flex-direction: column;
}

@media (min-width: 860px) {
  .layout {
    display: grid;
    grid-template-columns: minmax(280px, 360px) 1fr;
    grid-template-areas:
      "status preview"
      "dest   preview";
    align-items: start;
    gap: var(--sp-5);
  }

  .card-status { grid-area: status; margin-bottom: 0; }
  .card-preview { grid-area: preview; margin-bottom: 0; }
  .card-dest { grid-area: dest; margin-bottom: 0; }
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-6);
}

h1 {
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--sp-5);
  margin-bottom: var(--sp-5);
}

.card h2 {
  font-size: var(--text-xs);
  font-weight: 700;
  margin: 0 0 var(--sp-4);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.status-row {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-sm);
  color: var(--muted);
}

.dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--idle);
  flex-shrink: 0;
  transition: background var(--ease), box-shadow var(--ease);
}

.dot.running {
  background: var(--ok);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 22%, transparent);
}

.dest-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}

.card-preview {
  display: flex;
  flex-direction: column;
}

.preview-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0a0a0b;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.preview-frame video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #0a0a0b;
}

.preview-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--sp-4);
  color: var(--muted);
  font-size: var(--text-sm);
  background: #0a0a0b;
  transition: opacity var(--ease);
}

.preview-overlay.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.dest-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-2);
  padding: var(--sp-4);
  transition: opacity var(--ease);
}

.dest-card.is-disabled {
  opacity: 0.5;
}

.dest-card .dest-head {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-1);
}

.dest-icon {
  width: 1.05rem;
  height: 1.05rem;
  flex-shrink: 0;
  display: block;
}

.dest-card .dest-name {
  font-weight: 600;
  font-size: var(--text-base);
}

.dest-card .dest-state {
  font-size: var(--text-sm);
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.dest-card .dest-error {
  margin-top: var(--sp-2);
  font-size: var(--text-xs);
  color: var(--err);
  font-family: var(--mono);
  overflow-wrap: anywhere;
}

.dot.connecting {
  background: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
  animation: pulse 1.2s ease-in-out infinite;
}

.dot.error {
  background: var(--err);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--err) 22%, transparent);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.field {
  margin-bottom: var(--sp-4);
  transition: opacity var(--ease);
}

.field.is-disabled {
  opacity: 0.5;
}

.field-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-2);
}

.field label {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-sm);
  color: var(--muted);
}

.enable-toggle {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-xs);
  color: var(--faint);
}

.field-row {
  display: flex;
  gap: var(--sp-2);
}

.field-row input {
  flex: 1;
}

input[type="text"],
input[type="password"] {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: var(--text-sm);
}

input[type="text"]:focus-visible,
input[type="password"]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.masked {
  display: flex;
  align-items: center;
  padding: 0.55rem 0.7rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  font-family: var(--mono);
  font-size: var(--text-sm);
  flex: 1;
  color: var(--faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

button {
  font: inherit;
  font-size: var(--text-sm);
  cursor: pointer;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  padding: 0.55rem 0.9rem;
  transition: border-color var(--ease), background var(--ease);
}

button:hover {
  border-color: var(--accent);
}

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
}

button.primary:hover {
  opacity: 0.9;
}

.actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-top: var(--sp-5);
}

.save-msg {
  font-size: var(--text-sm);
  color: var(--muted);
}

/* Switch: one control vocabulary shared by the combined-push toggle and
   each destination's enable switch. */
.switch {
  position: relative;
  display: inline-flex;
  flex-shrink: 0;
  width: 2rem;
  height: 1.15rem;
  cursor: pointer;
}

.switch input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
}

.switch-track {
  position: absolute;
  inset: 0;
  background: var(--idle);
  border-radius: 999px;
  transition: background var(--ease);
  pointer-events: none;
}

.switch-track::before {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: calc(1.15rem - 4px);
  height: calc(1.15rem - 4px);
  border-radius: 50%;
  background: var(--panel);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
  transition: transform var(--ease);
}

.switch input:checked + .switch-track {
  background: var(--ok);
}

.switch input:checked + .switch-track::before {
  transform: translateX(calc(2rem - 1.15rem));
}

.switch input:focus-visible + .switch-track {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.setting-row {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  margin-top: var(--sp-5);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--border);
}

.setting-row .switch {
  margin-top: 0.15rem;
}

.setting-row .setting-label {
  font-size: var(--text-sm);
  font-weight: 600;
}

.setting-row .setting-hint {
  color: var(--muted);
  font-size: var(--text-xs);
  margin-top: var(--sp-1);
  line-height: 1.55;
}

.logs-toggle {
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--muted);
  user-select: none;
  list-style: none;
}

.logs-toggle::-webkit-details-marker {
  display: none;
}

.logs-toggle::marker {
  content: "";
}

.logs-toggle:hover {
  color: var(--text);
}

.logs-toggle::before {
  content: "▶";
  display: inline-block;
  font-size: 0.65em;
  margin-right: var(--sp-2);
  transition: transform var(--ease);
}

details[open] .logs-toggle::before {
  transform: rotate(90deg);
}

.log-panel {
  background: #101114;
  color: #d8d8d6;
  border-radius: var(--radius-sm);
  padding: var(--sp-3);
  margin-top: var(--sp-3);
  height: 320px;
  overflow-y: auto;
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.4;
  white-space: pre-wrap;
  word-break: break-all;
}

.login-wrap {
  max-width: 320px;
  margin: 4rem auto;
  padding: 0 var(--sp-4);
}

.login-wrap .card {
  margin-bottom: 0;
}

.error {
  color: var(--err);
  font-size: var(--text-sm);
  margin-bottom: var(--sp-4);
}

.logout-form {
  display: inline;
}