/*
 * Gharam — floating chat + WhatsApp widget.
 * Apothecary Vault: near-black surface, hairline gold borders, cream text.
 * border-radius: 0 everywhere (brand rule). No drop shadows.
 * FABs: bottom-right in LTR, bottom-left in RTL.
 */

/* ── Z-index layer ─────────────────────────────────────────────────────────── */
.chat-widget { --chat-z: var(--z-chat, 400); }

/* ── Host container ────────────────────────────────────────────────────────── */
.chat-widget {
  position: fixed;
  bottom: 28px;
  right: 24px;
  z-index: var(--chat-z);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0;
  pointer-events: none; /* children enable their own */
}

/* RTL: mirror to left */
[dir="rtl"] .chat-widget {
  right: auto;
  left: 24px;
  align-items: flex-start;
}

/* Phones: tuck the fixed FABs tighter into the corner so they intrude less
   over form fields (e.g. checkout). Tap targets keep their full size. */
@media (max-width: 480px) {
  .chat-widget { bottom: 16px; right: 12px; }
  [dir="rtl"] .chat-widget { left: 12px; right: auto; }
}

/* ── FABs wrapper ──────────────────────────────────────────────────────────── */
.chat-widget__fabs {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  pointer-events: all;
}

[dir="rtl"] .chat-widget__fabs { align-items: flex-start; }

/* ── Single FAB ────────────────────────────────────────────────────────────── */
.chat-widget__fab {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-bg);
  color: var(--c-cream);
  border: 1px solid var(--c-gold);
  border-radius: 0;
  cursor: pointer;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
  flex-shrink: 0;
  text-decoration: none;
}

.chat-widget__fab:hover,
.chat-widget__fab:focus-visible {
  background: var(--c-gold);
  color: var(--c-bg);
}

.chat-widget__fab:focus-visible {
  outline: 1px solid var(--c-gold);
  outline-offset: 2px;
}

/* Close icon hidden by default; shown when panel is open */
.chat-widget__icon-close { display: none; }
.chat-widget--open .chat-widget__icon-close { display: block; }
.chat-widget--open .chat-widget__icon-open  { display: none; }

/* ── Panel ─────────────────────────────────────────────────────────────────── */
.chat-widget__panel {
  position: fixed;
  bottom: 84px;
  right: 24px;
  width: 360px;
  max-width: calc(100vw - 48px); /* prevent overflow at 375–389 px viewport widths */
  max-height: 520px;
  display: flex;
  flex-direction: column;
  background: var(--c-paper);
  border: 1px solid var(--c-rule-32);
  border-radius: 0;
  overflow: hidden;
  pointer-events: all;
  /* Open/close transition */
  transform-origin: bottom right;
  transform: scale(0.92) translateY(12px);
  opacity: 0;
  /* visibility:hidden removes the closed panel from the a11y tree + tab order
     (and from test/automation visibility). Delayed so the close animation plays
     before it disappears; the open state below flips it on with no delay. */
  visibility: hidden;
  transition: transform 0.22s cubic-bezier(0.22, 1, 0.36, 1),
              opacity 0.18s ease,
              visibility 0s linear 0.22s;
}

[dir="rtl"] .chat-widget__panel {
  right: auto;
  left: 24px;
  transform-origin: bottom left;
}

/* Visible state */
.chat-widget__panel[aria-hidden="false"] {
  transform: scale(1) translateY(0);
  opacity: 1;
  visibility: visible;
  transition: transform 0.22s cubic-bezier(0.22, 1, 0.36, 1),
              opacity 0.18s ease,
              visibility 0s;
}

/* hidden attribute: combined with aria-hidden for accessibly-hidden when closed */
.chat-widget__panel[hidden] {
  display: flex; /* override hidden so transition can run; JS manages visibility */
}

/* ── Panel header ──────────────────────────────────────────────────────────── */
.chat-widget__panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px 10px;
  border-bottom: 1px solid var(--c-hairline);
  flex-shrink: 0;
}

.chat-widget__panel-brand {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: var(--tr-22);
  text-transform: uppercase;
  color: var(--c-gold);
}

.chat-widget__panel-sub {
  font-family: var(--f-sans);
  font-size: 11px;
  color: var(--c-cream-55);
  margin-top: 1px;
  display: block;
}

.chat-widget__panel-title {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.chat-widget__panel-close {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-cream-55);
  transition: color 0.14s;
  flex-shrink: 0;
}

.chat-widget__panel-close:hover,
.chat-widget__panel-close:focus-visible { color: var(--c-cream); }
.chat-widget__panel-close:focus-visible {
  outline: 1px solid var(--c-gold);
  outline-offset: 2px;
}

/* ── Tabs ──────────────────────────────────────────────────────────────────── */
.chat-widget__tabs {
  display: flex;
  border-bottom: 1px solid var(--c-hairline);
  flex-shrink: 0;
}

.chat-widget__tab {
  flex: 1;
  padding: 8px 0;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: var(--tr-18);
  text-transform: uppercase;
  color: var(--c-cream-55);
  border-bottom: 1px solid transparent;
  margin-bottom: -1px;
  transition: color 0.14s, border-color 0.14s;
}

.chat-widget__tab:hover,
.chat-widget__tab:focus-visible { color: var(--c-cream); }
.chat-widget__tab--active { color: var(--c-gold); border-bottom-color: var(--c-gold); }
.chat-widget__tab:focus-visible {
  outline: 1px solid var(--c-gold);
  outline-offset: 2px;
}

/* ── Tab panels ────────────────────────────────────────────────────────────── */
.chat-widget__tabpanel { display: flex; flex-direction: column; flex: 1; min-height: 0; }
.chat-widget__tabpanel--hidden { display: none; }

/* ── Chat messages area ────────────────────────────────────────────────────── */
.chat-widget__messages {
  flex: 1;
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  scroll-behavior: smooth;
  /* Subtle tinted track */
  scrollbar-width: thin;
  scrollbar-color: var(--c-rule) transparent;
}

.chat-widget__messages::-webkit-scrollbar { width: 4px; }
.chat-widget__messages::-webkit-scrollbar-track { background: transparent; }
.chat-widget__messages::-webkit-scrollbar-thumb { background: var(--c-rule); }

/* ── Message bubbles ───────────────────────────────────────────────────────── */
.chat-widget__msg {
  max-width: 88%;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.chat-widget__msg p {
  font-family: var(--f-sans);
  font-size: 13px;
  line-height: 1.55;
  padding: 8px 11px;
  white-space: pre-line;
}

.chat-widget__msg--bot {
  align-self: flex-start;
}

.chat-widget__msg--bot p {
  background: rgba(232, 217, 184, 0.06);
  border: 1px solid var(--c-hairline);
  color: var(--c-cream);
}

.chat-widget__msg--user {
  align-self: flex-end;
}

.chat-widget__msg--user p {
  background: rgba(201, 163, 90, 0.12);
  border: 1px solid rgba(201, 163, 90, 0.2);
  color: var(--c-cream);
}

/* Links inside bot messages */
.chat-widget__msg-links {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding: 0 2px;
}

.chat-widget__msg-link {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: var(--tr-14);
  text-transform: uppercase;
  color: var(--c-gold);
  border: 1px solid rgba(201, 163, 90, 0.35);
  padding: 3px 8px;
  transition: background 0.14s, color 0.14s;
}

.chat-widget__msg-link:hover,
.chat-widget__msg-link:focus-visible {
  background: var(--c-gold);
  color: var(--c-bg);
}

/* Chips (suggestions) */
.chat-widget__msg-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding: 2px;
}

.chat-widget__msg-chip {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: var(--tr-14);
  text-transform: uppercase;
  color: var(--c-cream-55);
  border: 1px solid var(--c-hairline);
  padding: 3px 8px;
  cursor: pointer;
  transition: color 0.14s, border-color 0.14s;
  background: none;
  text-align: start;
}

.chat-widget__msg-chip:hover,
.chat-widget__msg-chip:focus-visible {
  color: var(--c-cream);
  border-color: var(--c-rule-32);
}

/* Rich product cards */
.chat-widget__cards {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 2px;
}

.chat-widget__card {
  display: flex;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--c-hairline);
  background: rgba(232, 217, 184, 0.03);
}

.chat-widget__card-swatch {
  width: 46px;
  height: 58px;
  flex: none;
  border: 1px solid var(--c-hairline);
  background: var(--c-paper);
}

.chat-widget__card-body { flex: 1; min-width: 0; }

.chat-widget__card-house {
  display: block;
  font-family: var(--f-mono);
  font-size: 9px;
  letter-spacing: var(--tr-14);
  text-transform: uppercase;
  color: var(--c-cream-45);
}

.chat-widget__card-name {
  font-family: var(--f-sans);
  font-size: 14px;
  margin: 2px 0;
  color: var(--c-cream);
}

.chat-widget__card-sub {
  font-family: var(--f-sans);
  font-size: 11px;
  color: var(--c-cream-55);
  margin: 0 0 6px;
}

.chat-widget__card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chat-widget__card-price {
  font-family: var(--f-sans);
  font-size: 13px;
  color: var(--c-cream);
}

.chat-widget__card-badge {
  font-family: var(--f-mono);
  font-size: 8px;
  letter-spacing: var(--tr-14);
  text-transform: uppercase;
  padding: 2px 6px;
  border: 1px solid var(--c-hairline);
}

.chat-widget__card-badge.is-in  { color: var(--c-cream-70); }
.chat-widget__card-badge.is-mto { color: var(--c-cream-45); }

.chat-widget__card-actions {
  display: flex;
  gap: 6px;
  margin-top: 9px;
}

.chat-widget__card-btn {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: var(--tr-14);
  text-transform: uppercase;
  color: var(--c-cream-55);
  border: 1px solid var(--c-hairline);
  padding: 4px 9px;
  cursor: pointer;
  background: none;
  text-decoration: none;
  transition: color 0.14s, border-color 0.14s, background 0.14s;
}

.chat-widget__card-btn:hover,
.chat-widget__card-btn:focus-visible {
  color: var(--c-cream);
  border-color: var(--c-rule-32);
}

.chat-widget__card-btn--primary {
  color: var(--c-gold);
  border-color: rgba(201, 163, 90, 0.35);
}

.chat-widget__card-btn--primary:hover,
.chat-widget__card-btn--primary:focus-visible {
  background: var(--c-gold);
  color: var(--c-bg);
}

.chat-widget__card-btn[disabled] { opacity: 0.45; cursor: default; }
.chat-widget__card-btn[disabled]:hover {
  color: var(--c-gold);
  border-color: rgba(201, 163, 90, 0.35);
  background: none;
}

.chat-widget__size-row {
  display: flex;
  gap: 6px;
  margin-top: 7px;
  flex-wrap: wrap;
}

/* Typing indicator */
.chat-widget__typing {
  align-self: flex-start;
  padding: 8px 11px;
  display: flex;
  gap: 4px;
  align-items: center;
  border: 1px solid var(--c-hairline);
}

.chat-widget__typing span {
  width: 5px;
  height: 5px;
  background: var(--c-cream-45);
  display: block;
  animation: chat-dot 1.2s ease-in-out infinite;
}

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

@keyframes chat-dot {
  0%, 80%, 100% { opacity: 0.3; transform: translateY(0); }
  40%            { opacity: 1;   transform: translateY(-3px); }
}

/* ── Chat input form ───────────────────────────────────────────────────────── */
.chat-widget__form {
  display: flex;
  border-top: 1px solid var(--c-hairline);
  flex-shrink: 0;
}

.chat-widget__input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 10px 12px;
  font-family: var(--f-sans);
  font-size: 13px;
  color: var(--c-cream);
  outline: none;
  min-width: 0;
}

.chat-widget__input::placeholder {
  color: var(--c-cream-40);
}

.chat-widget__send {
  width: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-cream-55);
  border-left: 1px solid var(--c-hairline);
  flex-shrink: 0;
  transition: color 0.14s, background 0.14s;
}

.chat-widget__send:hover,
.chat-widget__send:focus-visible { color: var(--c-gold); background: rgba(201,163,90,0.06); }
.chat-widget__send:focus-visible {
  outline: 1px solid var(--c-gold);
  outline-offset: -1px;
}

/* ── FAQ panel ─────────────────────────────────────────────────────────────── */
.chat-widget__faq-inner {
  flex: 1;
  overflow-y: auto;
  padding: 12px 14px 16px;
  display: flex;
  flex-direction: column;
  scrollbar-width: thin;
  scrollbar-color: var(--c-rule) transparent;
}

.chat-widget__faq-inner::-webkit-scrollbar { width: 4px; }
.chat-widget__faq-inner::-webkit-scrollbar-track { background: transparent; }
.chat-widget__faq-inner::-webkit-scrollbar-thumb { background: var(--c-rule); }

.chat-widget__faq-heading {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: var(--tr-22);
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: 10px;
}

.chat-widget__faq-item {
  border-bottom: 1px solid var(--c-hairline);
}

.chat-widget__faq-item:first-of-type {
  border-top: 1px solid var(--c-hairline);
}

.chat-widget__faq-q {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 2px;
  cursor: pointer;
  font-family: var(--f-sans);
  font-size: 12px;
  color: var(--c-cream-70);
  list-style: none;
  transition: color 0.14s;
  user-select: none;
}

.chat-widget__faq-q::-webkit-details-marker { display: none; }

.chat-widget__faq-q:hover,
.chat-widget__faq-item[open] .chat-widget__faq-q {
  color: var(--c-cream);
}

.chat-widget__faq-chevron {
  font-family: var(--f-mono);
  font-size: 14px;
  color: var(--c-gold);
  flex-shrink: 0;
  transition: transform 0.16s;
  line-height: 1;
}

.chat-widget__faq-item[open] .chat-widget__faq-chevron {
  transform: rotate(45deg);
}

.chat-widget__faq-a {
  font-family: var(--f-sans);
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-cream-55);
  padding: 0 2px 10px;
}

.chat-widget__faq-empty {
  font-family: var(--f-sans);
  font-size: 12px;
  color: var(--c-cream-45);
  padding: 16px 0;
  text-align: center;
}

/* ── Mobile: near-full-width sheet ─────────────────────────────────────────── */
@media (max-width: 480px) {
  .chat-widget {
    right: 12px;
    bottom: 20px;
  }

  [dir="rtl"] .chat-widget {
    right: auto;
    left: 12px;
  }

  .chat-widget__panel {
    right: 0;
    left: 0;
    bottom: 72px;
    width: 100vw;
    max-width: none; /* clear the 375–389 px guard — full-width sheet at mobile */
    max-height: 70vh;
    border-left: none;
    border-right: none;
  }

  [dir="rtl"] .chat-widget__panel {
    right: 0;
    left: 0;
  }
}

/* ── Reduced motion ────────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .chat-widget__panel {
    transition: opacity 0.001ms;
    transform: none !important;
  }

  .chat-widget__fab,
  .chat-widget__tab,
  .chat-widget__msg-link,
  .chat-widget__send {
    transition: none;
  }

  .chat-widget__typing span {
    animation: none;
    opacity: 0.5;
  }
}

/* ── Admin variant (GHARAM OPS assistant) ──────────────────────────────────── */
.chat-widget--admin .chat-widget__panel { max-height: 70vh; }
.chat-widget--admin .chat-widget__msg--bot p {
  font-variant-numeric: tabular-nums;
}