/**
 * Global floating dock: scroll-to-top + CMS Assistant chat.
 */

.fusion-float-dock {
  position: fixed;
  right: max(16px, env(safe-area-inset-right, 0px));
  bottom: max(16px, env(safe-area-inset-bottom, 0px));
  z-index: 9990;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.fusion-float-dock [hidden] {
  display: none;
}

.fusion-float-dock__assist {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.fusion-float-dock__scroll-top,
.fusion-chat-fab {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: #ffffff;
  background: var(--fusion-blue-deep, var(--color-primary-darker, #0b3d5c));
  cursor: pointer;
}

.fusion-float-dock__scroll-top {
  width: 52px;
  height: 52px;
  box-shadow:
    0 4px 14px color-mix(in srgb, var(--color-primary-darker, #0b3d5c) 35%, transparent),
    0 2px 6px rgba(0, 0, 0, 0.12);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.fusion-float-dock__scroll-top:hover {
  transform: translateY(-2px);
  box-shadow:
    0 6px 20px color-mix(in srgb, var(--color-primary-darker, #0b3d5c) 42%, transparent),
    0 2px 8px rgba(0, 0, 0, 0.14);
}

.fusion-float-dock__scroll-top:focus-visible,
.fusion-chat-fab:focus-visible {
  outline: 2px solid var(--color-accent-primary, #f5a623);
  outline-offset: 3px;
}

.fusion-chat-fab {
  width: 58px;
  height: 58px;
  box-shadow:
    0 4px 18px color-mix(in srgb, var(--color-primary-darker, #0b3d5c) 40%, transparent),
    0 2px 8px rgba(0, 0, 0, 0.15);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.fusion-chat-fab:hover {
  transform: translateY(-2px);
  box-shadow:
    0 8px 24px color-mix(in srgb, var(--color-primary-darker, #0b3d5c) 45%, transparent),
    0 2px 10px rgba(0, 0, 0, 0.16);
}

.fusion-chat-fab__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 0;
}

.fusion-chat-panel {
  display: flex;
  width: min(400px, calc(100vw - 32px));
  max-height: min(520px, calc(100vh - 120px));
  flex-direction: column;
  overflow: hidden;
  border-radius: 16px;
  background: #ffffff;
  box-shadow:
    0 12px 40px rgba(15, 23, 42, 0.18),
    0 4px 12px rgba(15, 23, 42, 0.1);
}

.fusion-chat-panel__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px 12px;
  background: var(--fusion-blue-deep, var(--color-primary-darker, #0b3d5c));
  color: #ffffff;
}

.fusion-chat-panel__header-text {
  min-width: 0;
}

.fusion-chat-panel__title {
  margin: 0;
  font-family: var(--global__font-family, 'Open Sans', 'Inter', system-ui, sans-serif);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.25;
  color: #ffffff;
}

.fusion-chat-panel__subtitle {
  margin: 4px 0 0;
  font-family: var(--global__font-family, 'Open Sans', 'Inter', system-ui, sans-serif);
  font-size: 13px;
  line-height: 1.35;
  color: rgba(255, 255, 255, 0.88);
}

.fusion-chat-panel__header-actions {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 4px;
}

.fusion-chat-panel__icon-btn {
  display: flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 0;
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.92);
  background: transparent;
  cursor: pointer;
  transition: background 0.15s ease;
}

.fusion-chat-panel__icon-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

.fusion-chat-panel__icon-btn:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.85);
  outline-offset: 2px;
}

.fusion-chat-panel__body {
  display: flex;
  min-height: 8rem;
  flex: 1;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
  padding: 16px 16px 12px;
  background: #f1f5f9;
}

.fusion-chat-panel__bubble {
  max-width: 92%;
  padding: 12px 14px;
  border-radius: 14px;
  font-family: var(--global__font-family, 'Open Sans', 'Inter', system-ui, sans-serif);
  font-size: 14px;
  line-height: 1.45;
}

.fusion-chat-panel__bubble--assistant {
  align-self: flex-start;
  border: 1px solid #e2e8f0;
  color: #1e293b;
  background: #ffffff;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
}

.fusion-chat-panel__bubble--user {
  align-self: flex-end;
  color: #ffffff;
  background: color-mix(in srgb, var(--color-primary-darker, #0b3d5c) 92%, #ffffff);
}

.fusion-chat-panel__footer {
  padding: 12px 14px 14px;
  border-top: 1px solid #e5e7eb;
  background: #ffffff;
}

.fusion-chat-panel__input-label {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
  white-space: nowrap;
}

.fusion-chat-panel__input-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.fusion-chat-panel__input {
  min-width: 0;
  height: 44px;
  flex: 1;
  padding: 0 16px;
  border: 1px solid #e5e7eb;
  border-radius: 9999px;
  outline: none;
  color: #0f172a;
  background: #f8fafc;
  font-family: var(--global__font-family, 'Open Sans', 'Inter', system-ui, sans-serif);
  font-size: 14px;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.fusion-chat-panel__input::placeholder {
  color: #94a3b8;
}

.fusion-chat-panel__input:focus {
  border-color: color-mix(in srgb, var(--color-primary-darker, #0b3d5c) 45%, #cbd5e1);
  background: #ffffff;
}

.fusion-chat-panel__send {
  display: flex;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: #ffffff;
  background: var(--fusion-blue-deep, var(--color-primary-darker, #0b3d5c));
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}

.fusion-chat-panel__send:hover {
  transform: scale(1.04);
}

.fusion-chat-panel__send:focus-visible {
  outline: 2px solid var(--color-accent-primary, #f5a623);
  outline-offset: 2px;
}

@media (max-width: 480px) {
  .fusion-float-dock {
    right: max(12px, env(safe-area-inset-right, 0px));
    bottom: max(12px, env(safe-area-inset-bottom, 0px));
  }
}

@media (prefers-reduced-motion: reduce) {
  .fusion-float-dock__scroll-top,
  .fusion-chat-fab,
  .fusion-chat-panel__send {
    transition: none;
  }

  .fusion-float-dock__scroll-top:hover,
  .fusion-chat-fab:hover,
  .fusion-chat-panel__send:hover {
    transform: none;
  }
}