:root {
  --support-bg: #0f172a;
  --support-panel: #111827;
  --support-border: rgba(148, 163, 184, 0.25);
  --support-text: #e5e7eb;
  --support-muted: #94a3b8;
  --support-primary: #3b82f6;
  --support-user: rgba(59, 130, 246, 0.18);
  --support-system: rgba(148, 163, 184, 0.12);
}

.support-widget {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 50;
  font-family: "Space Grotesk", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
}

.support-fab {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #ef4444;
  color: #fff;
  border: none;
  padding: 12px 18px;
  border-radius: 999px;
  box-shadow: 0 18px 30px rgba(0, 0, 0, 0.35);
  cursor: pointer;
  font-weight: 600;
}

.support-fab-icon {
  font-size: 18px;
}

.support-fab-text {
  font-size: 14px;
}

.support-panel {
  width: 320px;
  max-height: 520px;
  background: var(--support-panel);
  border: 1px solid var(--support-border);
  border-radius: 18px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
  display: none;
  flex-direction: column;
  overflow: hidden;
  margin-bottom: 12px;
}

.support-panel.open {
  display: flex;
}

.support-header {
  background: #ef4444;
  color: #fff;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.support-header strong {
  display: block;
  font-size: 14px;
}

.support-hours {
  display: block;
  font-size: 11px;
  opacity: 0.85;
  margin-top: 2px;
}

.support-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.support-refresh,
.support-close {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: #fff;
  padding: 4px 8px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 12px;
}

.support-body {
  padding: 12px;
  background: var(--support-bg);
  flex: 1;
  overflow-y: auto;
}

.support-messages {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
}

.support-msg {
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--support-text);
  font-size: 13px;
  line-height: 1.4;
  display: inline-flex;
  flex: 0 0 auto;
  align-self: flex-start;
  max-width: 82%;
  width: auto;
  min-height: 0;
  height: auto;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.support-msg * {
  margin: 0;
}

.support-msg.user {
  background: var(--support-user);
  align-self: flex-end;
}

.support-msg.admin {
  background: rgba(34, 197, 94, 0.15);
  align-self: flex-start;
}

.support-msg.system {
  background: var(--support-system);
  color: var(--support-muted);
  align-self: flex-start;
}

.support-form {
  padding: 12px;
  border-top: 1px solid var(--support-border);
  background: var(--support-panel);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.support-form textarea {
  width: 100%;
  resize: none;
  border-radius: 10px;
  border: 1px solid var(--support-border);
  background: rgba(15, 23, 42, 0.7);
  color: var(--support-text);
  padding: 8px 10px;
  font-size: 13px;
}

.support-form textarea:disabled {
  opacity: 0.6;
}

.support-status {
  padding: 10px 12px;
  font-size: 12px;
  color: var(--support-muted);
  border-top: 1px solid var(--support-border);
  background: var(--support-panel);
}

@media (max-width: 640px) {
  .support-widget {
    right: 12px;
    bottom: 12px;
  }

  .support-panel {
    width: 90vw;
  }
}