:root {
  --bg: #080c12;
  --surface: #0f1520;
  --card: #131c28;
  --card-hover: #182333;
  --border: #1e2a3a;
  --accent: #e8a23a;
  --text: #eef2f7;
  --text-dim: #8a96a8;
  --text-faint: #5a6576;
  --green: #3dd68c;
  --red: #ff4d4d;
  --orange: #ff9500;
  --blue: #4a9eff;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.btn {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.15s ease, transform 0.1s ease;
}

.btn:hover {
  background: var(--card-hover);
}

.btn:active {
  transform: scale(0.97);
}

.btn-accent {
  background: var(--accent);
  border-color: var(--accent);
  color: #17110a;
}

.btn-accent:hover {
  filter: brightness(1.08);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}

.badge-online {
  background: rgba(61, 214, 140, 0.15);
  color: var(--green);
}

.badge-offline {
  background: rgba(138, 150, 168, 0.15);
  color: var(--text-dim);
}

.color-swatch {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  display: inline-block;
}

.color-swatch.selected {
  border-color: #fff;
  box-shadow: 0 0 0 2px var(--accent);
}

.emoji-option {
  font-size: 22px;
  padding: 6px;
  border-radius: 8px;
  cursor: pointer;
  background: transparent;
  border: 1px solid transparent;
}

.emoji-option.selected {
  border-color: var(--accent);
  background: rgba(232, 162, 58, 0.12);
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(-8px);
}