/* ============================================================
   PriceAlert — Asistent AI (Slide-in Personal Stylist Drawer)
   CSS izolat, prefixat pa-chat-*, z-index maxim, mobile viewport safe.
   ============================================================ */

#pa-chat {
  --pa-accent: #6d4bd8;
  --pa-accent-dark: #5234b8;
  --pa-accent-soft: #f2effd;
  --pa-bg: #ffffff;
  --pa-surface: #f7f8fc;
  --pa-text: #181b25;
  --pa-muted: #6e7588;
  --pa-border: #e8eaf2;
  --pa-danger: #e03168;
  --pa-success: #12b886;
  --pa-vvh: 100dvh;

  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 2147483640;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--pa-text);
}

#pa-chat *, #pa-chat *::before, #pa-chat *::after {
  box-sizing: border-box;
}

/* ---------- Overlay (acopera meniuri, filtre, header) ---------- */
.pa-chat-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 18, 30, 0.52);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .28s ease;
  z-index: 2147483641;
}
#pa-chat.pa-open .pa-chat-backdrop {
  opacity: 1;
  pointer-events: auto;
}

/* ---------- Floating Trigger Bubble ---------- */
.pa-chat-bubble {
  position: relative;
  z-index: 2147483640;
  height: 56px;
  padding: 0 20px 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: linear-gradient(135deg, var(--pa-accent) 0%, var(--pa-accent-dark) 100%);
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 10px 28px rgba(82, 52, 184, 0.42), 0 2px 6px rgba(0, 0, 0, 0.12);
  transition: transform .2s cubic-bezier(.2, .8, .2, 1), box-shadow .2s ease, opacity .2s ease;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.1px;
}
.pa-chat-bubble:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 14px 34px rgba(82, 52, 184, 0.52);
}
.pa-chat-bubble svg { width: 22px; height: 22px; flex-shrink: 0; }
.pa-chat-bubble-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #38d9a9;
  box-shadow: 0 0 0 3px rgba(56, 217, 169, 0.28);
}
#pa-chat.pa-open .pa-chat-bubble {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.9);
}

/* ---------- Slide-in Drawer Panel ---------- */
.pa-chat-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 480px;
  max-width: 100vw;
  height: 100vh;
  height: var(--pa-vvh, 100dvh);
  background: var(--pa-bg);
  border-left: 1px solid var(--pa-border);
  box-shadow: -16px 0 50px rgba(15, 18, 35, 0.22);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 2147483642;
  transform: translateX(104%);
   pointer-events: none;
  transition: transform .32s cubic-bezier(0.22, 1, 0.36, 1);
}
#pa-chat.pa-open .pa-chat-panel {
  transform: translateX(0);
  pointer-events: auto;
}

/* ---------- Header Cosmetizat ---------- */
.pa-chat-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: linear-gradient(135deg, #231942 0%, var(--pa-accent-dark) 55%, var(--pa-accent) 100%);
  color: #fff;
  box-shadow: 0 2px 12px rgba(20, 15, 45, 0.14);
}
.pa-chat-avatar {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
}
.pa-chat-avatar svg { width: 20px; height: 20px; color: #fff; }
.pa-chat-avatar::after {
  content: "";
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--pa-success);
  border: 2px solid #2b1d52;
}
.pa-chat-hinfo { flex: 1; min-width: 0; }
.pa-chat-title {
  font-weight: 700;
  font-size: 15.5px;
  line-height: 1.2;
  letter-spacing: -0.1px;
}
.pa-chat-subtitle {
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.78);
  margin-top: 2px;
}
.pa-chat-header .pa-chat-usage {
  font-size: 11px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  padding: 3px 9px;
  white-space: nowrap;
}
.pa-chat-header .pa-chat-usage.pa-warn { background: var(--pa-danger); border-color: transparent; }
.pa-chat-icon-btn {
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #fff;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s, transform .15s;
}
.pa-chat-icon-btn:hover { background: rgba(255, 255, 255, 0.28); transform: scale(1.04); }
.pa-chat-icon-btn svg { width: 17px; height: 17px; }

/* ---------- Messages Area ---------- */
.pa-chat-messages {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--pa-surface);
}
.pa-chat-msg { max-width: 85%; }
.pa-chat-msg.pa-user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--pa-accent) 0%, var(--pa-accent-dark) 100%);
  color: #fff;
  padding: 10px 15px;
  border-radius: 18px 18px 4px 18px;
  box-shadow: 0 4px 14px rgba(109, 75, 216, 0.22);
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 14.5px;
}
.pa-chat-msg.pa-assistant {
  align-self: flex-start;
  max-width: 100%;
  width: 100%;
}
.pa-chat-msg.pa-assistant .pa-chat-text {
  background: var(--pa-bg);
  border: 1px solid var(--pa-border);
  padding: 12px 15px;
  border-radius: 6px 18px 18px 18px;
  box-shadow: 0 2px 8px rgba(15, 20, 40, 0.04);
  word-break: break-word;
  color: var(--pa-text);
}
.pa-chat-msg.pa-assistant .pa-chat-text strong { font-weight: 700; color: #111; }
.pa-chat-msg.pa-assistant .pa-chat-text a { color: var(--pa-accent); font-weight: 600; }

/* ---------- Typing indicator + status cu fade ---------- */
.pa-chat-typing {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 2px;
}
.pa-chat-typing span.pa-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--pa-accent);
  animation: pa-chat-blink 1.2s infinite;
}
.pa-chat-typing span.pa-dot:nth-child(2) { animation-delay: .2s; }
.pa-chat-typing span.pa-dot:nth-child(3) { animation-delay: .4s; }
.pa-chat-typing .pa-typing-status {
  margin-left: 7px;
  font-size: 13px;
  font-weight: 500;
  color: var(--pa-muted);
  transition: opacity .28s ease, transform .28s ease;
  opacity: 1;
  transform: translateY(0);
}
.pa-chat-typing .pa-typing-status.pa-fade-out {
  opacity: 0;
  transform: translateY(-3px);
}
@keyframes pa-chat-blink { 0%, 60%, 100% { opacity: .25; } 30% { opacity: 1; } }

/* ---------- Product Cards (Carusel mai incapator in Drawer) ---------- */
.pa-chat-products {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 12px 2px 8px;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}
.pa-chat-products::-webkit-scrollbar { height: 6px; }
.pa-chat-products::-webkit-scrollbar-thumb { background: #d5d8e6; border-radius: 999px; }

.pa-chat-product {
  flex: 0 0 184px;
  scroll-snap-align: start;
  background: var(--pa-bg);
  border: 1px solid var(--pa-border);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 12px rgba(20, 24, 40, 0.05);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.pa-chat-product:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(20, 24, 40, 0.1);
  border-color: #d0c6f5;
}
.pa-chat-product img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: #f2f3f8;
  display: block;
}
.pa-chat-product .pa-chat-pbody {
  padding: 10px 11px 12px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  flex: 1;
}
.pa-chat-product .pa-chat-ptitle {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--pa-text);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.pa-chat-product .pa-chat-pprice {
  font-size: 15px;
  font-weight: 800;
  color: var(--pa-text);
}
.pa-chat-product .pa-chat-pold {
  font-size: 12px;
  color: var(--pa-muted);
  text-decoration: line-through;
  margin-left: 6px;
}
.pa-chat-product .pa-chat-pvendor {
  font-size: 11px;
  font-weight: 600;
  color: var(--pa-muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.pa-chat-product .pa-chat-pbadges { display: flex; flex-wrap: wrap; gap: 4px; }
.pa-chat-product .pa-chat-pbadge {
  font-size: 10.5px;
  font-weight: 700;
  border-radius: 6px;
  padding: 2px 7px;
  background: var(--pa-accent-soft);
  color: var(--pa-accent);
}
.pa-chat-product .pa-chat-pbadge.pa-discount {
  background: #ffe8f0;
  color: var(--pa-danger);
}
.pa-chat-product .pa-chat-pcta {
  margin-top: auto;
  padding-top: 6px;
  display: block;
  text-align: center;
  font-size: 12.5px;
  font-weight: 700;
  color: #fff !important;
  background: var(--pa-accent);
  border-radius: 9px;
  padding: 8px 10px;
  text-decoration: none;
  transition: background .15s;
}
.pa-chat-product .pa-chat-pcta:hover { background: var(--pa-accent-dark); }

/* ---------- Chips (filtre) + Quick Actions ---------- */
.pa-chat-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.pa-chat-chip {
  font-size: 11.5px;
  font-weight: 600;
  border-radius: 999px;
  padding: 3px 11px;
  background: var(--pa-accent-soft);
  color: var(--pa-accent);
  border: 1px solid rgba(109, 75, 216, 0.15);
}
.pa-chat-chip.pa-ignored {
  background: #eef0f6;
  color: var(--pa-muted);
  border-color: transparent;
}
.pa-chat-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.pa-chat-action {
  font-size: 12.5px;
  font-weight: 600;
  border: 1px solid var(--pa-accent);
  color: var(--pa-accent);
  background: var(--pa-bg);
  border-radius: 999px;
  padding: 6px 14px;
  cursor: pointer;
  transition: all .15s ease;
}
.pa-chat-action:hover {
  background: var(--pa-accent);
  color: #fff;
  box-shadow: 0 4px 12px rgba(109, 75, 216, 0.25);
}

/* ---------- Note / Welcome / Empty ---------- */
.pa-chat-note {
  font-size: 12.5px;
  color: var(--pa-muted);
  background: #eef0f7;
  border-radius: 12px;
  padding: 8px 12px;
  margin-top: 8px;
}
.pa-chat-note.pa-error { background: #ffe8f0; color: var(--pa-danger); }
.pa-chat-note button {
  border: none;
  background: none;
  color: var(--pa-accent);
  font-weight: 700;
  cursor: pointer;
  padding: 0 0 0 6px;
  font-size: 12.5px;
}
.pa-chat-empty {
  margin: auto;
  text-align: center;
  color: var(--pa-muted);
  padding: 28px 22px;
  background: var(--pa-bg);
  border: 1px dashed var(--pa-border);
  border-radius: 16px;
  max-width: 90%;
}
.pa-chat-empty .pa-chat-login-btn, .pa-chat-newchat-btn {
  display: inline-block;
  margin-top: 14px;
  background: var(--pa-accent);
  color: #fff !important;
  border: none;
  border-radius: 10px;
  padding: 10px 20px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
}

/* ---------- Input Bar (Sticky jos, safe pt. tastatura de mobil) ---------- */
.pa-chat-inputbar {
  flex-shrink: 0;
  border-top: 1px solid var(--pa-border);
  padding: 12px 14px calc(12px + env(safe-area-inset-bottom, 0px));
  background: var(--pa-bg);
}
.pa-chat-inputwrap {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  background: var(--pa-surface);
  border: 1.5px solid var(--pa-border);
  border-radius: 16px;
  padding: 6px 6px 6px 14px;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.pa-chat-inputwrap:focus-within {
  background: var(--pa-bg);
  border-color: var(--pa-accent);
  box-shadow: 0 0 0 3px rgba(109, 75, 216, 0.12);
}
.pa-chat-inputbar textarea {
  flex: 1;
  resize: none;
  border: none;
  background: transparent;
  padding: 6px 0;
  font-family: inherit;
  font-size: 16px; /* >=16px previne auto-zoom-ul fortat pe iOS Safari! */
  line-height: 1.4;
  max-height: 110px;
  outline: none;
  color: var(--pa-text);
}
.pa-chat-inputbar textarea::placeholder { color: #9aa0b4; }
.pa-chat-send {
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--pa-accent) 0%, var(--pa-accent-dark) 100%);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .15s, opacity .15s;
}
.pa-chat-send:hover:not(:disabled) { transform: scale(1.05); }
.pa-chat-send:disabled { opacity: .4; cursor: default; }
.pa-chat-send svg { width: 17px; height: 17px; }
.pa-chat-counter {
  font-size: 11px;
  color: var(--pa-muted);
  text-align: right;
  margin-top: 4px;
}
.pa-chat-counter.pa-over { color: var(--pa-danger); font-weight: 700; }

/* ---------- Mobil: Full-Screen Drawer + VisualViewport Safe ---------- */
@media (max-width: 640px) {
  #pa-chat { right: 16px; bottom: 16px; }
  .pa-chat-bubble-label { display: none; }
  .pa-chat-bubble {
    width: 56px;
    height: 56px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
  }
  .pa-chat-panel {
    width: 100vw;
    border-left: none;
  }
  .pa-chat-product {
    flex: 0 0 162px;
  }
}