:root {
  --bg: #0b0f14;
  --panel: #131a22;
  --panel-border: #223041;
  --text: #e8edf2;
  --text-dim: #93a3b3;
  --accent: #3ba8ff;
  --green: #2fd06e;
  --amber: #f5b942;
  --red: #ff5c5c;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6f8;
    --panel: #ffffff;
    --panel-border: #dbe2e8;
    --text: #14202b;
    --text-dim: #5b6b7a;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  padding-bottom: 3rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.1rem;
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
  border-bottom: 1px solid var(--panel-border);
}

.topbar h1 {
  font-size: 1.15rem;
  margin: 0;
}

.icon-btn {
  background: transparent;
  border: 1px solid var(--panel-border);
  color: var(--text);
  border-radius: 10px;
  font-size: 1.1rem;
  padding: 0.4rem 0.65rem;
  cursor: pointer;
}

.live-banner {
  margin: 0.9rem 1.1rem;
  padding: 0.9rem 1rem;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(47,208,110,0.16), rgba(47,208,110,0.05));
  border: 1px solid rgba(47,208,110,0.4);
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.live-banner.hidden { display: none; }

.live-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(47,208,110,0.2);
  flex-shrink: 0;
}

.live-banner-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.live-banner-business {
  font-size: 1.1rem;
  font-weight: 700;
}

.live-banner-meta {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.panel {
  margin: 0.9rem 1.1rem;
  padding: 1rem;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 14px;
}

.panel.hidden { display: none; }

.panel h2 {
  margin: 0 0 0.6rem;
  font-size: 0.95rem;
}

.hint {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin: 0 0 0.7rem;
  line-height: 1.4;
}

.hint code {
  background: rgba(120,140,160,0.15);
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
  font-size: 0.75rem;
}

label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 0.7rem;
}

input[type="url"],
input[type="file"],
textarea {
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.6rem 0.7rem;
  border-radius: 10px;
  border: 1px solid var(--panel-border);
  background: var(--bg);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
}

textarea {
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.8rem;
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  margin-top: 0.7rem;
}

.row-actions input[type="file"] {
  flex: 1 1 200px;
  width: auto;
}

.btn {
  padding: 0.65rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--panel-border);
  background: transparent;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #061018;
}

.btn.danger {
  border-color: rgba(255,92,92,0.5);
  color: var(--red);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.status-line {
  margin-top: 0.6rem;
  font-size: 0.82rem;
  min-height: 1.1em;
}

.status-line.ok { color: var(--green); }
.status-line.err { color: var(--red); }

.dial-list {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  margin: 0.9rem 1.1rem;
}

.empty-state {
  text-align: center;
  color: var(--text-dim);
  margin: 2rem 1.1rem;
  font-size: 0.9rem;
}

.empty-state.hidden { display: none; }

.dial-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  padding: 0.9rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.dial-card.is-live {
  border-color: rgba(47,208,110,0.55);
  background: linear-gradient(135deg, rgba(47,208,110,0.08), transparent);
}

.dial-card-main {
  flex: 1;
  min-width: 0;
}

.dial-card-name {
  font-weight: 700;
  font-size: 1.02rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dial-card-sub {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.25rem;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.tag {
  background: rgba(59,168,255,0.15);
  color: var(--accent);
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.status-pill.idle { background: rgba(147,163,179,0.15); color: var(--text-dim); }
.status-pill.swapping { background: rgba(245,185,66,0.18); color: var(--amber); }
.status-pill.live { background: rgba(47,208,110,0.18); color: var(--green); }
.status-pill.error { background: rgba(255,92,92,0.18); color: var(--red); }

.dial-card-error {
  font-size: 0.75rem;
  color: var(--red);
  margin-top: 0.3rem;
}

.load-btn {
  flex-shrink: 0;
  min-width: 92px;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: none;
  font-weight: 700;
  font-size: 0.85rem;
  background: var(--accent);
  color: #061018;
  cursor: pointer;
}

.load-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.load-btn.is-live {
  background: var(--green);
}