/* ============================================================
   CHATBOT.CSS — Streampark AI Assistant
   Consistent with Streampark v2 design language
   ============================================================ */

/* === FAB (Floating Action Button) === */
.chatbot-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9998;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 1px solid rgba(var(--color-accent-rgb), 0.3);
  background: linear-gradient(135deg, var(--color-accent-soft) 0%, var(--color-accent) 55%, var(--color-accent-hover) 100%);
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(var(--color-accent-rgb), 0.3), var(--shadow-md);
  transition: all var(--transition-base);
  animation: chatbot-pulse 3s ease-in-out infinite;
}

.chatbot-fab:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 40px rgba(var(--color-accent-rgb), 0.4);
}

.chatbot-fab.chatbot-fab--hidden {
  transform: scale(0);
  opacity: 0;
  pointer-events: none;
}

.chatbot-fab svg {
  width: 28px;
  height: 28px;
  transition: transform var(--transition-base);
}

.chatbot-fab__badge {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-success);
  border: 2px solid var(--color-bg);
  animation: chatbot-badge-pop 0.3s ease;
}

@keyframes chatbot-pulse {
  0%, 100% { box-shadow: 0 8px 32px rgba(var(--color-accent-rgb), 0.3); }
  50% { box-shadow: 0 8px 32px rgba(var(--color-accent-rgb), 0.5), 0 0 0 8px rgba(var(--color-accent-rgb), 0.08); }
}

@keyframes chatbot-badge-pop {
  0% { transform: scale(0); }
  60% { transform: scale(1.3); }
  100% { transform: scale(1); }
}

/* === Chat Window === */
.chatbot-window {
  position: fixed;
  bottom: 100px;
  right: 24px;
  z-index: 9999;
  width: min(420px, calc(100vw - 32px));
  max-height: min(640px, calc(100vh - 140px));
  border-radius: 28px;
  border: 1px solid var(--color-border);
  background: linear-gradient(180deg, var(--color-bg-card) 0%, rgba(7, 7, 7, 0.98) 100%);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(20px) scale(0.95);
  opacity: 0;
  pointer-events: none;
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.chatbot-window.chatbot-window--open {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: auto;
}

/* === Header === */
.chatbot-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 18px 20px;
  border-bottom: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.02);
  flex-shrink: 0;
}

.chatbot-header__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent-soft), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.chatbot-header__avatar svg {
  width: 22px;
  height: 22px;
  color: white;
}

.chatbot-header__info {
  flex: 1;
  min-width: 0;
}

.chatbot-header__name {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  letter-spacing: -0.01em;
}

.chatbot-header__status {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.chatbot-header__status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-success);
}

.chatbot-header__close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.chatbot-header__close:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
}

/* === EU AI Act Disclosure Banner === */
.chatbot-disclosure {
  padding: 10px 20px;
  background: rgba(var(--color-accent-rgb), 0.06);
  border-bottom: 1px solid rgba(var(--color-accent-rgb), 0.12);
  font-size: 0.72rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  flex-shrink: 0;
}

.chatbot-disclosure svg {
  width: 12px;
  height: 12px;
  vertical-align: -1px;
  margin-right: 4px;
  opacity: 0.7;
}

/* === Privacy Gate === */
.chatbot-privacy-gate {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 24px 20px;
  gap: 16px;
  overflow-y: auto;
}

.chatbot-privacy-gate__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  white-space: pre-line;
}

.chatbot-privacy-gate__links {
  display: flex;
  gap: var(--space-md);
  font-size: var(--text-xs);
}

.chatbot-privacy-gate__links a {
  color: var(--color-accent);
}

.chatbot-privacy-gate__consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.chatbot-privacy-gate__consent input[type="checkbox"] {
  margin-top: 3px;
  accent-color: var(--color-accent);
  flex-shrink: 0;
}

.chatbot-privacy-gate__btn {
  align-self: stretch;
}

.chatbot-privacy-gate__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* === Messages Area === */
.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.chatbot-messages::-webkit-scrollbar {
  width: 4px;
}
.chatbot-messages::-webkit-scrollbar-track {
  background: transparent;
}
.chatbot-messages::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

/* === Message Bubbles === */
.chatbot-msg {
  max-width: 85%;
  padding: 12px 16px;
  border-radius: 20px;
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  animation: chatbot-msg-in 0.3s ease;
  word-break: break-word;
}

@keyframes chatbot-msg-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.chatbot-msg--bot {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text);
  border-bottom-left-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.chatbot-msg--user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
  color: var(--color-white);
  border-bottom-right-radius: 6px;
}

.chatbot-msg--system {
  align-self: center;
  max-width: 90%;
  text-align: center;
  background: rgba(var(--color-accent-rgb), 0.08);
  border: 1px solid rgba(var(--color-accent-rgb), 0.15);
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
  padding: 8px 14px;
  border-radius: var(--radius-full);
}

/* === Typing Indicator === */
.chatbot-typing {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 12px 18px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 20px;
  border-bottom-left-radius: 6px;
}

.chatbot-typing span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-text-muted);
  animation: chatbot-typing-dot 1.4s infinite ease-in-out;
}

.chatbot-typing span:nth-child(2) { animation-delay: 0.2s; }
.chatbot-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes chatbot-typing-dot {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-4px); opacity: 1; }
}

/* === Suggested Questions === */
.chatbot-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 20px 12px;
  flex-shrink: 0;
}

.chatbot-suggestion {
  padding: 8px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.chatbot-suggestion:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-subtle);
}

/* === Input Area === */
.chatbot-input-area {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  border-top: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.02);
  flex-shrink: 0;
}

.chatbot-input {
  flex: 1;
  padding: 10px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text);
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  outline: none;
  transition: border-color var(--transition-fast);
  min-width: 0;
}

.chatbot-input::placeholder {
  color: var(--color-text-muted);
}

.chatbot-input:focus {
  border-color: var(--color-accent);
}

.chatbot-send {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: var(--color-accent);
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.chatbot-send:hover {
  background: var(--color-accent-hover);
  transform: scale(1.05);
}

.chatbot-send:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  transform: none;
}

.chatbot-send svg {
  width: 18px;
  height: 18px;
}

/* === Mobile Adjustments === */
@media (max-width: 480px) {
  .chatbot-window {
    bottom: 0;
    right: 0;
    width: 100vw;
    max-height: 100vh;
    border-radius: 0;
    border: none;
  }

  .chatbot-fab {
    bottom: 16px;
    right: 16px;
    width: 56px;
    height: 56px;
  }

  .chatbot-fab svg {
    width: 24px;
    height: 24px;
  }
}

/* === Hide when sticky CTA is visible (avoid overlap) === */
@media (max-width: 767px) {
  .chatbot-fab {
    bottom: 80px;
  }

  .chatbot-window {
    bottom: 0;
    max-height: calc(100vh - 60px);
  }
}