/* ------------ Tweaks Panel ------------ */
#tweaks-panel {
  position: fixed;
  right: 20px; bottom: 20px;
  z-index: 9999;
  width: 320px;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--rule);
  box-shadow: 0 20px 60px rgba(0,0,0,0.18);
  padding: 20px;
  font-family: var(--font-body);
  font-size: 13px;
  display: none;
  max-height: 80vh;
  overflow-y: auto;
}
#tweaks-panel.show { display: block; }
#tweaks-panel h5 {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brass);
  margin: 14px 0 8px;
}
#tweaks-panel h5:first-child { margin-top: 0; }
#tweaks-panel .header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--rule);
}
#tweaks-panel .header .title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
}
#tweaks-panel .opts {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px;
}
#tweaks-panel .opt {
  border: 1px solid var(--rule);
  padding: 8px 10px;
  font-size: 11.5px;
  cursor: pointer;
  text-align: left;
  transition: background 0.2s, border-color 0.2s;
  background: var(--bg);
}
#tweaks-panel .opt:hover { background: var(--hover-bg); }
#tweaks-panel .opt.active { background: var(--ink); color: var(--bg); border-color: var(--ink); }
#tweaks-panel .opts.three { grid-template-columns: repeat(3, 1fr); }

/* Touch: disable hover-only affordances for coarse-pointer devices */
@media (hover: none) {
  .contact-card:hover {
    background: color-mix(in oklab, var(--bg) 6%, var(--ink));
    border-color: rgba(255,255,255,0.10);
  }
  .area:hover { background-color: transparent; }
  .area:hover::before { transform: none; }
  .area:hover .area-roman { color: var(--ink); transform: none; }
  .step:hover { background: transparent; }
  .step:hover::after { transform: none; }
  .value:hover { background: var(--bg); }
  .value:hover::after { transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.05ms !important;
  }
}

/* Critical chat-panel hide — keeps the panel out of flow and invisible
   from frame 0, BEFORE the deferred chat CSS at the end of <body>
   loads. Without these rules, the parser renders the panel inline at
   its DOM position with all its content visible, until the late
   <style> block applies position:fixed + opacity:0 — perceived as
   "the chatbot opens and then closes" on initial load. The deferred
   block re-declares these properties identically; specificity matches
   and source-order resolves cleanly, so .chat-panel.open still wins. */
.chat-panel {
  position: fixed; bottom: 96px; right: 28px; z-index: 9000;
  opacity: 0; transform: translateY(16px) scale(0.96); pointer-events: none;
}

/* ------------ Chat Widget ------------ */
.chat-toggle {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9000;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1px solid var(--brass);
  background: var(--paper);
  color: var(--brass);
  font-family: var(--font-display);
  font-size: 24px;
  font-style: italic;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: 0 4px 24px rgba(0,0,0,0.12);
  transition: transform 0.3s ease, background 0.3s ease, color 0.3s ease;
}
.chat-toggle:hover {
  transform: scale(1.08);
  background: var(--brass);
  color: var(--paper);
}
.chat-toggle[aria-expanded="true"] {
  background: var(--brass);
  color: var(--paper);
}

.chat-panel {
  position: fixed;
  bottom: 96px;
  right: 28px;
  z-index: 9000;
  width: 400px;
  max-height: 520px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--rule);
  border-top: 2px solid var(--brass);
  border-radius: 2px;
  background: var(--paper);
  box-shadow: 0 2px 8px rgba(0,0,0,0.08), 0 12px 48px rgba(0,0,0,0.15);
  opacity: 0;
  transform: translateY(16px) scale(0.96);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.chat-panel.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--ink);
  color: var(--bg);
  border-bottom: 2px solid var(--brass);
  flex-shrink: 0;
}
.chat-header-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  font-style: italic;
  letter-spacing: 0.02em;
}
.chat-header-title::before {
  content: "§ ";
  font-style: normal;
  opacity: 0.5;
}
.chat-header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}
.chat-header-action {
  background: none;
  border: 1px solid color-mix(in oklab, var(--bg) 22%, transparent);
  color: var(--bg);
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  cursor: pointer;
  border-radius: 2px;
  padding: 0;
  transition: border-color 0.25s ease, color 0.25s ease, background 0.25s ease;
}
.chat-header-action:hover {
  border-color: var(--brass);
  color: var(--brass);
}
.chat-header-action:focus-visible {
  outline: none;
  border-color: var(--brass);
  color: var(--brass);
  box-shadow: 0 0 0 2px color-mix(in oklab, var(--brass) 40%, transparent);
}
.chat-header-action svg {
  display: block;
}

.chat-scroll-region {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 200px;
  max-height: 340px;
}
.chat-messages {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scroll-behavior: smooth;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  scrollbar-width: thin;
  scrollbar-color: color-mix(in oklab, var(--brass) 55%, transparent) transparent;
}
.chat-messages::-webkit-scrollbar {
  width: 6px;
}
.chat-messages::-webkit-scrollbar-track {
  background: transparent;
}
.chat-messages::-webkit-scrollbar-thumb {
  background-color: color-mix(in oklab, var(--brass) 55%, transparent);
  background-clip: content-box;
  border: 4px solid transparent;
  border-left: 0;
  border-right: 0;
  border-radius: 1px;
}
.chat-messages::-webkit-scrollbar-thumb:hover {
  background-color: var(--brass-deep);
}
.chat-messages::-webkit-scrollbar-thumb:active {
  background-color: var(--ink);
}
.chat-messages::-webkit-scrollbar-button,
.chat-messages::-webkit-scrollbar-corner {
  display: none;
}

.chat-msg {
  max-width: 88%;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink);
}
.chat-msg.bot {
  align-self: flex-start;
}
.chat-msg.bot p { margin: 0 0 8px; }
.chat-msg.bot p:last-child { margin-bottom: 0; }
.chat-msg.bot ul, .chat-msg.bot ol { margin: 6px 0 10px 18px; padding: 0; }
.chat-msg.bot ol { list-style: decimal; }
.chat-msg.bot li { margin-bottom: 5px; }
.chat-msg.bot li::marker { color: var(--brass); }
.chat-msg.bot strong { color: var(--ink); font-weight: 600; }
.chat-msg.bot em { font-style: italic; color: var(--brass-deep); }
.chat-msg.bot a {
  color: var(--brass-deep);
  text-decoration: underline;
  text-decoration-color: color-mix(in oklab, var(--brass) 50%, transparent);
  text-underline-offset: 2px;
  transition: color .2s, text-decoration-color .2s;
}
.chat-msg.bot a:hover {
  color: var(--ink);
  text-decoration-color: var(--brass);
}
.chat-msg.bot a[href^="tel:"],
.chat-msg.bot a[href^="mailto:"] {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  background: color-mix(in oklab, var(--brass) 8%, var(--paper));
  padding: 2px 6px;
  border: 1px solid color-mix(in oklab, var(--brass) 18%, var(--rule));
}

/* Contact info block — each link on its own row with icon */
.chat-msg.bot .chat-contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 10px 0;
}
.chat-msg.bot .chat-contact a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.01em;
  background: color-mix(in oklab, var(--brass) 8%, var(--paper));
  position: relative;
  transition: background .2s, transform .2s, border-color .2s;
  padding: 5px 9px;
  border: 1px solid color-mix(in oklab, var(--brass) 18%, var(--rule));
  border-radius: 4px;
  color: var(--brass-deep);
  text-decoration: none;
  overflow-wrap: anywhere;
}
.chat-msg.bot .chat-contact a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: var(--brass);
  opacity: 0;
  transition: opacity .2s;
}
.chat-msg.bot .chat-contact a:hover {
  background: color-mix(in oklab, var(--brass) 15%, var(--paper));
  color: var(--ink);
  transform: translateX(3px);
}
.chat-msg.bot .chat-contact a:hover::before {
  opacity: 1;
}
.chat-msg.bot .chat-contact svg {
  flex-shrink: 0;
  color: var(--brass);
  width: 14px;
  height: 14px;
}

/* Embedded map inside chat */
.chat-msg.bot .chat-map {
  margin: 10px 0 4px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--rule);
  position: relative;
}
.chat-msg.bot .chat-map::before {
  content: "";
  position: absolute;
  top: 0;
  left: 12px;
  width: 32px;
  height: 2px;
  background: var(--brass);
  z-index: 1;
  pointer-events: none;
}
.chat-msg.bot .chat-map iframe {
  width: 100%;
  height: 200px;
  border: 0;
}

.chat-msg.bot hr {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 10px 0;
}

/* ── Rich chat components ── */

/* Eyebrow label */
.chat-msg.bot .chat-label {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 14px 0 8px;
}
.chat-msg.bot .chat-label:first-child { margin-top: 0; }
.chat-msg.bot .chat-label::before {
  content: "";
  width: 16px;
  height: 1px;
  background: var(--brass);
}

/* Key-value info card */
.chat-msg.bot .chat-card {
  display: flex;
  align-items: baseline;
  gap: 10px;
  background: color-mix(in oklab, var(--brass) 5%, var(--paper));
  border-left: 2px solid var(--brass);
  padding: 6px 10px;
  margin: 4px 0;
  border-radius: 0 4px 4px 0;
}
.chat-msg.bot .chat-card-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  flex-shrink: 0;
}
.chat-msg.bot .chat-card-value {
  font-family: var(--font-body);
  font-size: 13.5px;
  color: var(--ink);
}

/* Highlight / emphasis box */
.chat-msg.bot .chat-highlight {
  border-left: 3px solid var(--brass);
  background: color-mix(in oklab, var(--brass) 4%, var(--paper));
  padding: 10px 14px;
  margin: 10px 0;
  border-radius: 0 4px 4px 0;
}
.chat-msg.bot .chat-highlight p { margin: 0; }

/* Diamond divider */
.chat-msg.bot .chat-divider {
  text-align: center;
  font-size: 8px;
  color: var(--brass);
  letter-spacing: 0.3em;
  margin: 12px 0;
  position: relative;
}
.chat-msg.bot .chat-divider::before,
.chat-msg.bot .chat-divider::after {
  content: "";
  position: absolute;
  top: 50%;
  height: 1px;
  width: calc(50% - 16px);
  background: var(--rule);
}
.chat-msg.bot .chat-divider::before { left: 0; }
.chat-msg.bot .chat-divider::after  { right: 0; }

/* Numbered process steps */
.chat-msg.bot .chat-steps {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 10px 0;
}
.chat-msg.bot .chat-step {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.chat-msg.bot .chat-step-num {
  font-family: var(--font-display);
  font-size: 18px;
  font-style: italic;
  color: var(--brass);
  line-height: 1.3;
  flex-shrink: 0;
  min-width: 20px;
}
.chat-msg.bot .chat-step p { margin: 0; }

/* Section wrapper */
.chat-msg.bot .chat-section { margin: 6px 0; }
.chat-msg.user {
  align-self: flex-end;
  background: color-mix(in oklab, var(--brass) 12%, var(--paper));
  padding: 10px 14px;
  border: 1px solid color-mix(in oklab, var(--brass) 20%, var(--rule));
  scroll-margin-top: 12px;
}

.chat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 4px;
}
.chat-chip {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  padding: 6px 14px;
  background: color-mix(in oklab, var(--brass) 8%, var(--paper));
  border: 1px solid color-mix(in oklab, var(--brass) 25%, var(--rule));
  color: var(--ink);
  cursor: pointer;
  transition: background .2s, border-color .2s;
}
.chat-chip:hover {
  background: color-mix(in oklab, var(--brass) 18%, var(--paper));
  border-color: var(--brass);
}
.chat-chip:disabled {
  opacity: 0.5;
  cursor: default;
  pointer-events: none;
}
.chat-chip.reply {
  background: transparent;
  border-style: dashed;
}
.chat-chip.reply:hover {
  background: color-mix(in oklab, var(--brass) 12%, var(--paper));
  border-style: solid;
}

.chat-typing {
  align-self: flex-start;
  display: flex;
  gap: 5px;
}
.chat-typing span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--muted);
  animation: chatDot 1.4s infinite;
}
.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes chatDot {
  0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
  40% { opacity: 1; transform: scale(1); }
}

.chat-input-area {
  display: flex;
  gap: 8px;
  padding: 14px 20px;
  border-top: 1px solid var(--rule);
  flex-shrink: 0;
}
.chat-input {
  flex: 1;
  border: 1px solid var(--rule);
  border-radius: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 14px;
  padding: 10px 14px;
  outline: none;
  transition: border-color 0.3s ease;
}
.chat-input::placeholder { color: var(--muted); }
.chat-input:focus { border-color: var(--brass); }
.chat-send {
  background: var(--ink);
  color: var(--bg);
  border: none;
  border-radius: 0;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.3s ease;
  flex-shrink: 0;
}
.chat-send:hover { background: var(--brass-deep); }
.chat-send:disabled { opacity: 0.5; cursor: default; }

.chat-disclaimer {
  padding: 8px 20px 12px;
  border-top: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.5;
  flex-shrink: 0;
}

.chat-scroll-down {
  position: absolute;
  right: 20px;
  bottom: 20px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--brass);
  color: var(--brass-deep);
  display: grid;
  place-items: center;
  cursor: pointer;
  padding: 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease, background 0.2s ease, color 0.2s ease;
  z-index: 5;
}
.chat-scroll-down.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.chat-scroll-down:hover {
  background: var(--brass);
  color: var(--paper);
}
.chat-scroll-down:focus-visible {
  outline: none;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12),
              0 0 0 2px color-mix(in oklab, var(--brass) 40%, transparent);
}
.chat-scroll-down svg {
  display: block;
}

@media (max-width: 600px) {
  .chat-panel {
    width: calc(100vw - 32px);
    max-width: 360px;
    right: 16px;
    bottom: 88px;
    max-height: 420px;
  }
  .chat-toggle {
    bottom: 20px;
    right: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .chat-panel { transition: none; }
  .chat-toggle { transition: none; }
  .chat-typing span { animation: none; opacity: 0.6; }
  .chat-scroll-down { transition: none; }
}
