/* ============================================================
   Ibnsina Chatbot Widget — Enhanced "AI-native" visual design
   Scoped styles, drop-in replacement for chatbot-widget.css
   ============================================================ */

.ibnsina-chatbot-widget {
  --cb-header-bg: var(--pbmit-secondary-color, #11065B);
  --cb-accent: var(--pbmit-global-color, #90a28c);
  --cb-accent-light: #b7c9b2;
  --cb-bg: #ffffff;
  --cb-text: #1b1b1b;
  --cb-muted: #6b7280;
  --cb-shadow: 0 20px 60px rgba(17, 6, 91, 0.16), 0 4px 14px rgba(0, 0, 0, 0.08);
  --cb-border: rgba(17, 6, 91, 0.10);
  --cb-bubble-user: linear-gradient(135deg, var(--cb-header-bg), #1d0f7a);
  --cb-bubble-bot: #f6f7fb;
  --cb-glow: 144, 162, 140; /* rgb of accent, used in glow rgba() calls */
  --cb-ai-1: #2f1a8f;   /* deep violet-navy */
  --cb-ai-2: #5b3fd6;   /* electric violet */
  --cb-ai-glow: 91, 63, 214; /* rgb of --cb-ai-2, for glow effects */
}

.ibnsina-chatbot-widget * {
  box-sizing: border-box;
}

/* ---------- Floating launcher ---------- */
.ibnsina-chatbot-widget__floating {
  position: fixed !important;
  z-index: 2147483647 !important;
  bottom: 90px !important;
  right: 12px  !important;
  left: auto !important;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
}

.ibnsina-chatbot-widget__floating .ibnsina-chatbot-widget__icon-btn {
  width: 70px;
  height: 70px;
  border-radius: 999px;
  border: 0;
  background: linear-gradient(135deg, var(--cb-ai-1), var(--cb-ai-2));
  color: #fff;
  cursor: pointer;
  box-shadow:
    0 10px 30px rgba(13, 0, 0, 0.22),
    0 0 0 0 rgba(var(--cb-ai-glow), 0.5);
  transition: transform 160ms ease, box-shadow 220ms ease, background-color 160ms ease;
  display: grid;
  place-items: center;
  position: relative;
  overflow: visible;
}

/* Soft ambient pulse ring — reads as "AI is here", not a notification badge */
.ibnsina-chatbot-widget__floating .ibnsina-chatbot-widget__icon-btn::before {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 999px;
  border: 1.5px solid rgba(var(--cb-ai-glow), 0.55);
  opacity: 0;
  animation: ibnsina-chatbot-widget-ring-pulse 2.6s ease-out infinite;
  pointer-events: none;
}

@keyframes ibnsina-chatbot-widget-ring-pulse {
  0% { transform: scale(0.92); opacity: 0; }
  25% { opacity: 0.55; }
  100% { transform: scale(1.35); opacity: 0; }
}

.ibnsina-chatbot-widget__floating .ibnsina-chatbot-widget__icon-btn::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 110%;
  height: 110%;
  border-radius: 999px;
  background: radial-gradient(circle at 35% 25%, rgba(255,255,255,0.55), rgba(255,255,255,0) 60%);
  transform: translate(-50%, -50%);
  opacity: 0.8;
  pointer-events: none;
}

.ibnsina-chatbot-widget__floating .ibnsina-chatbot-widget__icon-btn:hover,
.ibnsina-chatbot-widget__floating .ibnsina-chatbot-widget__icon-btn:focus-visible {
  transform: translateY(-3px) scale(1.08);
  box-shadow: 0 18px 40px rgba(13, 0, 0, 0.28), 0 0 0 6px rgba(var(--cb-ai-glow), 0.18);
  outline: none;
}

.ibnsina-chatbot-widget__floating .ibnsina-chatbot-widget__icon-btn {
  animation: ibnsina-chatbot-widget-bounce-in 520ms cubic-bezier(.2,.8,.2,1);
}
@keyframes ibnsina-chatbot-widget-bounce-in {
  0% { transform: translateY(10px) scale(0.85); opacity: 0; }
  70% { transform: translateY(-2px) scale(1.05); opacity: 1; }
  100% { transform: translateY(0) scale(1); opacity: 1; }
}

.ibnsina-chatbot-widget__icon-btn svg {
  width: 28px;
  height: 28px;
  display: block;
  z-index: 1;
  position: relative;
}
.ibnsina-chatbot-widget__icon-btn img {
  width: 28px;
  height: 28px;
  display: block;
  z-index: 1;
  position: relative;
}
/* Small "online" status dot on the launcher — reads as active/available */
.ibnsina-chatbot-widget__status-dot {
  position: absolute;
  bottom: 3px;
  right: 3px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: #34d399;
  border: 2.5px solid #fff;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
  animation: ibnsina-chatbot-widget-dot-pulse 2.2s ease-in-out infinite;
}
@keyframes ibnsina-chatbot-widget-dot-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.5); }
  50% { box-shadow: 0 0 0 4px rgba(52, 211, 153, 0); }
}

/* ---------- Panel ---------- */
.ibnsina-chatbot-widget__panel {
  position: fixed !important;
  z-index: 2147483647 !important;
  bottom: 152px !important;
  right: 45px !important;
  left: auto !important;
  width: 400px;
  max-width: calc(100vw - 40px);
  height: 640px;
  max-height: calc(100vh - 200px);
  background: var(--cb-bg);
  border-radius: 20px;
  box-shadow: var(--cb-shadow);
  border: 1px solid var(--cb-border);
  overflow: hidden;
  backdrop-filter: blur(20px);

  opacity: 0;
  transform: translateY(24px) scale(0.94);
  pointer-events: none;
  transition: opacity 180ms ease, transform 280ms cubic-bezier(.2,.9,.2,1);
  will-change: transform, opacity;
}

/* Animated gradient border — subtle "AI thinking" ambience, not flashy */
.ibnsina-chatbot-widget__panel::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 21px;
  padding: 1px;
  background: linear-gradient(120deg, rgba(var(--cb-glow), 0) 0%, rgba(var(--cb-glow), 0.6) 50%, rgba(17,6,91,0.35) 100%);
  background-size: 200% 200%;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 300ms ease;
  pointer-events: none;
  animation: ibnsina-chatbot-widget-border-flow 6s linear infinite;
}

@keyframes ibnsina-chatbot-widget-border-flow {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

.ibnsina-chatbot-widget__panel.is-open::before {
  opacity: 1;
}

.ibnsina-chatbot-widget__panel.is-open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
  animation: ibnsina-chatbot-widget-panel-pop 400ms cubic-bezier(.16,.9,.2,1) both;
}

@keyframes ibnsina-chatbot-widget-panel-pop {
  0% { transform: translateY(24px) scale(0.92); opacity: 0.05; filter: blur(8px); }
  55% { transform: translateY(-4px) scale(1.015); opacity: 1; filter: blur(1px); }
  100% { transform: translateY(0) scale(1); opacity: 1; filter: blur(0); }
}

/* ---------- Header ---------- */
.ibnsina-chatbot-widget__header {
  background: linear-gradient(135deg, #150a6b 0%, #11065B 55%, #1a0d78 100%);
  color: #fff;
  padding: 18px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  position: relative;
  overflow: hidden;
}

/* Faint moving sheen across header, restrained — reads as premium, not gimmicky */
.ibnsina-chatbot-widget__header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 20%, rgba(255,255,255,0.06) 40%, transparent 60%);
  background-size: 200% 100%;
  animation: ibnsina-chatbot-widget-header-sheen 5s ease-in-out infinite;
  pointer-events: none;
}
@keyframes ibnsina-chatbot-widget-header-sheen {
  0% { background-position: 200% 0; }
  100% { background-position: -50% 0; }
}

.ibnsina-chatbot-widget__brand {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
  position: relative;
  z-index: 1;
}

.ibnsina-chatbot-widget__brand-logo {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  display: grid;
  place-items: center;
  overflow: hidden;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.18);
  position: relative;
}

.ibnsina-chatbot-widget__brand-logo svg {
  width: 20px;
  height: 20px;
  fill: #fff;
}

.ibnsina-chatbot-widget__brand-titles {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.ibnsina-chatbot-widget__brand-title {
  font-weight: 700;
  font-size: 14.5px;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0.1px;
}

.ibnsina-chatbot-widget__brand-subtitle {
  font-size: 12px;
  opacity: 0.85;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  gap: 5px;
}

.ibnsina-chatbot-widget__brand-subtitle::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  display: inline-block;
  flex: 0 0 auto;
}

.ibnsina-chatbot-widget__close-btn {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  cursor: pointer;
  transition: background-color 140ms ease, transform 140ms ease;
  display: grid;
  place-items: center;
  position: relative;
  z-index: 1;
}

.ibnsina-chatbot-widget__close-btn:hover,
.ibnsina-chatbot-widget__close-btn:focus-visible {
  background: rgba(255, 255, 255, 0.14);
  transform: rotate(90deg);
  outline: none;
}

/* ---------- Messages ---------- */
.ibnsina-chatbot-widget__messages {
  padding: 16px 14px;
  height: calc(100% - 68px - 95px);
  overflow-y: auto;
  background:
    radial-gradient(circle at 15% 0%, rgba(var(--cb-glow), 0.05), transparent 45%),
    linear-gradient(180deg, #ffffff, #fbfbfe);
  scrollbar-width: thin;
  scrollbar-color: rgba(17, 6, 91, 0.18) transparent;
}

.ibnsina-chatbot-widget__messages::-webkit-scrollbar {
  width: 6px;
}
.ibnsina-chatbot-widget__messages::-webkit-scrollbar-thumb {
  background: rgba(17, 6, 91, 0.15);
  border-radius: 10px;
}
.ibnsina-chatbot-widget__messages::-webkit-scrollbar-thumb:hover {
  background: rgba(17, 6, 91, 0.28);
}

.ibnsina-chatbot-widget__msg {
  margin: 12px 0;
  display: flex;
  will-change: transform, opacity;
}

.ibnsina-chatbot-widget__msg .ibnsina-chatbot-widget__bubble {
  max-width: 75%;
  padding: 8px 12px;
  border-radius: 16px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 14px;
  position: relative;
}

.ibnsina-chatbot-widget__msg.is-user {
  justify-content: flex-end;
}

.ibnsina-chatbot-widget__msg.is-user .ibnsina-chatbot-widget__bubble {
  background: var(--cb-bubble-user);
  color: #fff;
  border-bottom-right-radius: 6px;
  box-shadow: 0 4px 14px rgba(17, 6, 91, 0.22);
}

.ibnsina-chatbot-widget__msg.is-bot {
  justify-content: flex-start;
}

.ibnsina-chatbot-widget__msg.is-bot .ibnsina-chatbot-widget__bubble {
  background: var(--cb-bubble-bot);
  color: var(--cb-text);
  border: 1px solid var(--cb-border);
  border-bottom-left-radius: 6px;
  box-shadow: 0 2px 8px rgba(17, 6, 91, 0.05);
}

.ibnsina-chatbot-widget__meta {
  margin-top: 4px;
  font-size: 10.5px;
  color: var(--cb-muted);
  padding: 0 4px;
}

/* ---------- Typing indicator — AI "thinking" style ---------- */
.ibnsina-chatbot-widget__typing {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 1px 1px;
}

.ibnsina-chatbot-widget__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cb-accent), var(--cb-header-bg));
  animation: ibnsina-chatbot-widget-bounce 1.3s infinite ease-in-out;
}

.ibnsina-chatbot-widget__dot:nth-child(2) { animation-delay: 0.15s; }
.ibnsina-chatbot-widget__dot:nth-child(3) { animation-delay: 0.3s; }

@keyframes ibnsina-chatbot-widget-bounce {
  0%, 80%, 100% { transform: translateY(0) scale(1); opacity: 0.55; }
  40% { transform: translateY(-2.5px) scale(1.05); opacity: 1; }
}

/* ---------- Composer ---------- */
.ibnsina-chatbot-widget__composer {
  border-top: 1px solid var(--cb-border);
  padding: 12px 12px;
  background: #fff;
  height: 88px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
}

.ibnsina-chatbot-widget__composer-row {
  display: flex;
  gap: 10px;
}

.ibnsina-chatbot-widget__input {
  flex: 1;
  border: 1.5px solid var(--cb-border);
  border-radius: 14px;
  padding: 12px 14px;
  font-size: 14px;
  font-family: inherit;
  color: var(--cb-text);
  background: #fbfbfe;
  transition: border-color 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.ibnsina-chatbot-widget__input:focus {
  outline: none;
  border-color: rgba(var(--cb-glow), 0.9);
  box-shadow: 0 0 0 4px rgba(var(--cb-glow), 0.14);
  background: #fff;
}

.ibnsina-chatbot-widget__send-btn {
  width: 46px;
  border: 0;
  border-radius: 13px;
  background: linear-gradient(135deg, #150a6b 0%, #11065B 55%, #1a0d78 100%);
  color: #fff;
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  box-shadow: 0 4px 12px rgba(var(--cb-glow), 0.35);
}

.ibnsina-chatbot-widget__send-btn:hover,
.ibnsina-chatbot-widget__send-btn:focus-visible {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 8px 20px rgba(var(--cb-glow), 0.45);
  outline: none;
}

.ibnsina-chatbot-widget__send-btn:active {
  transform: translateY(0) scale(0.96);
}

.ibnsina-chatbot-widget__send-btn[disabled] {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.ibnsina-chatbot-widget__footer-hint {
  font-size: 11.5px;
  color: var(--cb-muted);
  line-height: 1.3;
  padding: 0 2px;
}

.ibnsina-chatbot-widget__error-inline {
  margin-top: 8px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(var(--cb-glow), 0.10);
  border: 1px solid rgba(var(--cb-glow), 0.30);
  color: #1a2a1f;
  font-size: 13px;
}

/* ---------- RTL ---------- */
.ibnsina-chatbot-widget__panel[dir="rtl"] .ibnsina-chatbot-widget__composer-row {
  flex-direction: row-reverse;
}

.ibnsina-chatbot-widget__panel[dir="rtl"] .ibnsina-chatbot-widget__brand-subtitle::before {
  order: 2;
}

/* ---------- Mobile: bottom sheet ---------- */
@media (max-width: 768px) {
  .ibnsina-chatbot-widget__floating {
    right: auto;
    left: 14px;
    bottom: 28px;
  }

  .ibnsina-chatbot-widget__floating .ibnsina-chatbot-widget__icon-btn {
    width: 62px;
    height: 62px;
  }

  .ibnsina-chatbot-widget__panel {
    right: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    max-width: 100%;
    height: 60vh;
    max-height: 60vh;
    border-radius: 16px 16px 0 0;
    transform: translateY(16px) scale(0.99);
  }

  .ibnsina-chatbot-widget__panel.is-open {
    transform: translateY(0) scale(1);
  }

  .ibnsina-chatbot-widget__messages {
    height: calc(100% - 68px - 72px);
  }
}

/* ---------- Small mobile: compact view ---------- */
@media (max-width: 480px) {
  .ibnsina-chatbot-widget__floating {
    right: auto;
    left: 10px;
    bottom: 20px;
  }

  .ibnsina-chatbot-widget__floating .ibnsina-chatbot-widget__icon-btn {
    width: 62px;
    height: 62px;
  }

  .ibnsina-chatbot-widget__panel {
    right: 0 !important;
    left: 0   !important;
    bottom: 0 !important;
    width: 100%;
    max-width: 100%;
    height: 55vh;
    max-height: 55vh;
    border-radius: 14px 14px 0 0;
    transform: translateY(16px) scale(0.99) !important;
  }

  .ibnsina-chatbot-widget__panel.is-open {
    transform: translateY(0) scale(1);
  }

  .ibnsina-chatbot-widget__header {
    padding: 14px 12px;
  }

  .ibnsina-chatbot-widget__messages {
    padding: 12px 10px;
    height: calc(100% - 68px - 72px);
  }

  .ibnsina-chatbot-widget__msg .ibnsina-chatbot-widget__bubble {
    font-size: 13px;
    padding: 6px 10px;
    max-width: 80%;
  }

  .ibnsina-chatbot-widget__composer {
    padding: 10px;
    height: 80px;
  }

  .ibnsina-chatbot-widget__input {
    padding: 10px 12px;
    font-size: 13px;
  }

  .ibnsina-chatbot-widget__send-btn {
    width: 42px;
  }

  .ibnsina-chatbot-widget__brand-title {
    font-size: 13.5px;
  }

  .ibnsina-chatbot-widget__brand-subtitle {
    font-size: 11px;
  }
}

/* Respect reduced-motion preference — accessibility, disables decorative animation only */
@media (prefers-reduced-motion: reduce) {
  .ibnsina-chatbot-widget__floating .ibnsina-chatbot-widget__icon-btn::before,
  .ibnsina-chatbot-widget__status-dot,
  .ibnsina-chatbot-widget__panel::before,
  .ibnsina-chatbot-widget__header::before {
    animation: none !important;
  }
}