/**
 * Compay floating action rail — WhatsApp, social, help chat
 * Inspired by modern quick-action rails (original implementation)
 */

.compay-rail {
  position: fixed;
  right: 0.5rem;
  bottom: 5.5rem;
  z-index: 1450;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.35rem;
}

.compay-rail-btn {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  font: inherit;
}

.compay-rail-label {
  display: flex;
  align-items: center;
  height: 2.5rem;
  white-space: nowrap;
  font-size: 0.8125rem;
  font-weight: 700;
  border-radius: 0.5rem 0 0 0.5rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  max-width: 0;
  padding: 0;
  overflow: hidden;
  transition: max-width 0.25s ease, padding 0.25s ease;
}

.compay-rail-btn:hover .compay-rail-label,
.compay-rail-btn:focus-visible .compay-rail-label {
  max-width: 14rem;
  padding: 0 0.9rem;
}

.compay-rail-icon {
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-primary);
  font-size: 1.1rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.compay-rail-icon.is-wa { color: #16a34a; }
.compay-rail-icon.is-fb { color: #1877f2; }
.compay-rail-icon.is-ig { color: #db2777; }
.compay-rail-icon.is-in { color: #0a66c2; }
.compay-rail-icon.is-yt { color: #dc2626; }
.compay-rail-icon.is-chat { color: var(--color-accent); }

.compay-help-panel {
  position: fixed;
  right: 3.5rem;
  bottom: 5.75rem;
  z-index: 1460;
  width: min(22rem, calc(100vw - 2rem));
  display: none;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.compay-help-panel.is-open { display: block; }

.compay-help-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
}

.compay-help-head strong {
  display: block;
  font-size: 0.95rem;
}

.compay-help-head span {
  display: block;
  font-size: 0.75rem;
  opacity: 0.9;
}

.compay-help-close {
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}

.compay-help-body {
  padding: 1rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}

.compay-help-body > p { margin: 0 0 0.75rem; }

.compay-help-link {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  border-radius: var(--radius-md);
  padding: 0.6rem 0.75rem;
  margin-bottom: 0.45rem;
  font-weight: 600;
  text-decoration: none;
  color: inherit;
}

.compay-help-link:hover { filter: brightness(0.98); }
.compay-help-link.is-wa { background: #ecfdf5; color: #065f46; }
.compay-help-link.is-tel { background: #f0f9ff; color: #075985; }
.compay-help-link.is-mail { background: #eff6ff; color: #1d4ed8; }
.compay-help-link.is-quote { background: #fff7ed; color: #c2410c; }
.compay-help-link.is-ai { background: #eef2ff; color: #3730a3; }

/* AI chat drawer */
.compay-ai-chat {
  position: fixed;
  right: 0.75rem;
  bottom: 5.75rem;
  z-index: 1470;
  width: min(24rem, calc(100vw - 1.5rem));
  max-height: min(70vh, 34rem);
  display: none;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.compay-ai-chat.is-open { display: flex; }

.compay-ai-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
}

.compay-ai-messages {
  flex: 1;
  overflow-y: auto;
  padding: 0.85rem;
  background: var(--color-surface-2);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  min-height: 14rem;
}

.compay-ai-bubble {
  max-width: 88%;
  padding: 0.65rem 0.8rem;
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  line-height: 1.45;
  box-shadow: var(--shadow-sm);
}

.compay-ai-bubble.is-bot {
  align-self: flex-start;
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.compay-ai-bubble.is-user {
  align-self: flex-end;
  background: var(--color-primary);
  color: #fff;
}

.compay-ai-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0 0.85rem 0.5rem;
  background: var(--color-surface-2);
}

.compay-ai-quick button {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: 999px;
  padding: 0.3rem 0.65rem;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
}

.compay-ai-form {
  display: flex;
  gap: 0.4rem;
  padding: 0.75rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.compay-ai-form input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.55rem 0.85rem;
  font: inherit;
  background: var(--color-surface);
  color: var(--color-text);
}

.compay-ai-form button {
  border: 0;
  border-radius: 999px;
  width: 2.5rem;
  height: 2.5rem;
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
}

[data-theme="dark"] .compay-rail-icon {
  background: var(--color-surface);
  border-color: var(--color-border);
}

@media (max-width: 767px) {
  .compay-rail { bottom: 1.25rem; right: 0.4rem; }
  .compay-help-panel,
  .compay-ai-chat {
    right: 0.5rem;
    bottom: 4.75rem;
    width: calc(100vw - 1rem);
  }
  .compay-rail-btn:hover .compay-rail-label,
  .compay-rail-btn:focus-visible .compay-rail-label {
    max-width: 0;
    padding: 0;
  }
}