/* =========================================================
   Viacol · Asesor conversacional público
   Widget autocontenido. Prefijo `.vh-` (Viacol Host).
   No depende del CSS de la página. NO choca con el
   asistente interno de call center (prefijo vcai-).
   Soporta tema claro/oscuro (html[data-theme] + prefers).
   ========================================================= */

.vh-chat-root {
  /* Tokens (claro por defecto) */
  --vh-bg: #ffffff;
  --vh-bg-2: #f5f5f7;
  --vh-ink: #0b0b0b;
  --vh-ink-2: rgba(11,11,11,.60);
  --vh-border: rgba(11,11,11,.10);
  --vh-gold: #c8a85f;
  --vh-gold-deep: #a8863f;
  --vh-cta-bg: #0b0b0b;
  --vh-cta-ink: #ffffff;
  --vh-user-bg: #0b0b0b;
  --vh-user-ink: #ffffff;
  --vh-bot-bg: #f0f0f2;
  --vh-bot-ink: #0b0b0b;
  --vh-shadow: 0 18px 50px rgba(11,11,11,.22);
  --vh-radius: 20px;
  --vh-ease: cubic-bezier(.2,.9,.2,1);
  --vh-z: 2147480000;

  font-family: 'Sora', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

html[data-theme="dark"] .vh-chat-root {
  --vh-bg: #161b22;
  --vh-bg-2: #0e1117;
  --vh-ink: rgba(255,255,255,.95);
  --vh-ink-2: rgba(255,255,255,.60);
  --vh-border: rgba(255,255,255,.12);
  --vh-cta-bg: #ffffff;
  --vh-cta-ink: #0b0b0b;
  --vh-user-bg: var(--vh-gold);
  --vh-user-ink: #1a1407;
  --vh-bot-bg: #1c2129;
  --vh-bot-ink: rgba(255,255,255,.95);
  --vh-shadow: 0 18px 50px rgba(0,0,0,.5);
}
@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) .vh-chat-root {
    --vh-bg: #161b22;
    --vh-bg-2: #0e1117;
    --vh-ink: rgba(255,255,255,.95);
    --vh-ink-2: rgba(255,255,255,.60);
    --vh-border: rgba(255,255,255,.12);
    --vh-cta-bg: #ffffff;
    --vh-cta-ink: #0b0b0b;
    --vh-user-bg: var(--vh-gold);
    --vh-user-ink: #1a1407;
    --vh-bot-bg: #1c2129;
    --vh-bot-ink: rgba(255,255,255,.95);
    --vh-shadow: 0 18px 50px rgba(0,0,0,.5);
  }
}

/* Reset acotado al widget */
.vh-chat-root *,
.vh-chat-root *::before,
.vh-chat-root *::after { box-sizing: border-box; }

/* ───── FAB ───── */
.vh-chat-fab {
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  z-index: var(--vh-z);
  width: 58px; height: 58px;
  border: none;
  border-radius: 50%;
  display: grid; place-items: center;
  cursor: pointer;
  color: #1a1407;
  background: linear-gradient(135deg, #e3c47e, var(--vh-gold) 55%, var(--vh-gold-deep));
  box-shadow: 0 10px 26px -8px rgba(168,134,63,.7), inset 0 0 0 1px rgba(255,255,255,.25);
  transition: transform .16s var(--vh-ease), box-shadow .2s var(--vh-ease);
}
.vh-chat-fab:hover { transform: scale(1.06); }
.vh-chat-fab:active { transform: scale(.94); }
.vh-chat-fab svg { width: 26px; height: 26px; stroke-width: 1.9; }
.vh-chat-fab.vh-is-hidden { transform: scale(0); opacity: 0; pointer-events: none; }

/* Anillo de pulso (primera visita) */
.vh-chat-fab[data-fresh="1"]::after {
  content: "";
  position: absolute; inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--vh-gold);
  animation: vhPulse 1.8s var(--vh-ease) infinite;
}
@keyframes vhPulse {
  0% { transform: scale(1); opacity: .7; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* ───── Panel ───── */
.vh-chat-panel {
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  z-index: var(--vh-z);
  width: min(384px, calc(100vw - 28px));
  height: min(620px, calc(100dvh - 36px));
  display: flex; flex-direction: column;
  background: var(--vh-bg);
  color: var(--vh-ink);
  border: 1px solid var(--vh-border);
  border-radius: var(--vh-radius);
  box-shadow: var(--vh-shadow);
  overflow: hidden;
  opacity: 0;
  transform: translateY(16px) scale(.98);
  transform-origin: bottom right;
  pointer-events: none;
  transition: opacity .2s var(--vh-ease), transform .22s var(--vh-ease);
}
.vh-chat-panel.vh-is-open { opacity: 1; transform: none; pointer-events: auto; }

@media (max-width: 480px) {
  .vh-chat-panel {
    right: 8px; left: 8px;
    bottom: 8px;
    width: auto;
    height: min(86dvh, calc(100dvh - 16px));
  }
}

/* Header */
.vh-chat-head {
  flex: 0 0 auto;
  display: flex; align-items: center; gap: 10px;
  padding: 14px 14px 12px;
  background: linear-gradient(180deg, rgba(200,168,95,.14), transparent);
  border-bottom: 1px solid var(--vh-border);
}
.vh-chat-avatar {
  width: 40px; height: 40px; flex-shrink: 0;
  border-radius: 50%;
  display: grid; place-items: center;
  font-weight: 800; font-size: 18px;
  color: #1a1407;
  background: linear-gradient(135deg, #e3c47e, var(--vh-gold));
}
.vh-chat-head-title { display: grid; gap: 1px; flex: 1 1 auto; min-width: 0; }
.vh-chat-head-title strong { font-size: 15px; font-weight: 700; color: var(--vh-ink); }
.vh-chat-head-title span {
  font-size: 11.5px; color: var(--vh-ink-2);
  display: inline-flex; align-items: center; gap: 5px;
}
.vh-chat-head-title span::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: #34c759; box-shadow: 0 0 6px rgba(52,199,89,.6);
}
.vh-chat-close {
  flex-shrink: 0;
  width: 34px; height: 34px;
  border: none; border-radius: 10px;
  background: transparent; color: var(--vh-ink-2);
  font-size: 22px; line-height: 1; cursor: pointer;
  display: grid; place-items: center;
  transition: background .14s var(--vh-ease), color .14s var(--vh-ease);
}
.vh-chat-close:hover { background: var(--vh-bg-2); color: var(--vh-ink); }

/* Log */
.vh-chat-log {
  flex: 1 1 auto;
  overflow-y: auto; overflow-x: hidden;
  padding: 14px 12px 6px;
  display: flex; flex-direction: column; gap: 8px;
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
}
.vh-chat-msg {
  max-width: 86%;
  padding: 9px 13px;
  border-radius: 16px;
  font-size: 14.5px; line-height: 1.45;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
}
.vh-chat-msg strong { font-weight: 700; }
.vh-chat-msg em { font-style: italic; }
.vh-chat-msg a { color: var(--vh-gold-deep); text-decoration: underline; }
html[data-theme="dark"] .vh-chat-msg a { color: var(--vh-gold); }
.vh-chat-msg--bot {
  align-self: flex-start;
  background: var(--vh-bot-bg); color: var(--vh-bot-ink);
  border-top-left-radius: 5px;
}
.vh-chat-msg--user {
  align-self: flex-end;
  background: var(--vh-user-bg); color: var(--vh-user-ink);
  border-top-right-radius: 5px; font-weight: 500;
}
.vh-chat-msg--err {
  align-self: stretch;
  background: rgba(255,77,77,.07);
  border: 1px solid rgba(255,77,77,.2);
  color: #c0392b;
  font-size: 12.5px; text-align: center; border-radius: 12px;
}

/* Typing */
.vh-chat-typing {
  align-self: flex-start;
  display: inline-flex; gap: 4px;
  padding: 11px 14px;
  background: var(--vh-bot-bg);
  border-radius: 16px; border-top-left-radius: 5px;
}
.vh-chat-typing i {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--vh-ink-2);
  animation: vhBounce 1.2s ease-in-out infinite;
}
.vh-chat-typing i:nth-child(2) { animation-delay: .15s; }
.vh-chat-typing i:nth-child(3) { animation-delay: .3s; }
@keyframes vhBounce {
  0%, 60%, 100% { transform: translateY(0); opacity: .4; }
  30% { transform: translateY(-4px); opacity: 1; }
}

/* Bridge (CTA agendar / whatsapp) */
.vh-chat-bridge {
  align-self: flex-start;
  max-width: 100%;
  margin-top: 2px;
  padding: 11px 16px;
  border: none; border-radius: 999px;
  background: var(--vh-cta-bg); color: var(--vh-cta-ink);
  font: inherit; font-size: 13px; font-weight: 700;
  display: inline-flex; align-items: center; gap: 8px;
  cursor: pointer; text-align: left;
  transition: transform .15s var(--vh-ease);
}
.vh-chat-bridge:hover { transform: translateY(-1px); }
.vh-chat-bridge svg { width: 15px; height: 15px; flex-shrink: 0; }
.vh-chat-bridge--wa {
  background: #25d366; color: #07321a;
}

/* Tarjeta de confirmación de reserva */
.vh-chat-confirm {
  align-self: stretch;
  margin-top: 2px;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--vh-gold-bg, rgba(200,168,95,.10));
  border: 1px solid var(--vh-gold);
  display: flex; flex-direction: column; gap: 5px;
}
.vh-chat-confirm__title {
  font-weight: 800; font-size: 13.5px; color: var(--vh-ink);
  display: flex; align-items: center; gap: 6px;
}
.vh-chat-confirm__title::before {
  content: ""; width: 16px; height: 16px; border-radius: 50%;
  background: var(--vh-gold); flex-shrink: 0;
}
.vh-chat-confirm > div:not(.vh-chat-confirm__title) {
  display: flex; gap: 8px; font-size: 12.5px; line-height: 1.35;
}
.vh-chat-confirm > div > span { color: var(--vh-ink-2); min-width: 64px; }
.vh-chat-confirm > div > strong { color: var(--vh-ink); font-weight: 600; }

/* Quick suggestions */
.vh-chat-quick {
  padding: 2px 12px 10px;
  display: flex; flex-wrap: wrap; gap: 6px;
}
.vh-chat-quick button {
  padding: 7px 12px;
  border: 1px solid var(--vh-border); border-radius: 999px;
  background: var(--vh-bg-2); color: var(--vh-ink);
  font: inherit; font-size: 12.5px; font-weight: 600;
  cursor: pointer;
  transition: border-color .14s var(--vh-ease), transform .14s var(--vh-ease);
}
.vh-chat-quick button:hover { border-color: var(--vh-gold); }
.vh-chat-quick button:active { transform: scale(.96); }

/* Footer */
.vh-chat-foot {
  flex: 0 0 auto;
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--vh-border);
  background: var(--vh-bg);
  display: flex; align-items: flex-end; gap: 8px;
}
.vh-chat-input {
  flex: 1; min-height: 44px; max-height: 110px;
  padding: 11px 14px;
  border: 1px solid var(--vh-border); border-radius: 22px;
  background: var(--vh-bg-2); color: var(--vh-ink);
  font: inherit; font-size: 16px; line-height: 1.35;
  resize: none; outline: none;
  transition: border-color .15s var(--vh-ease), box-shadow .15s var(--vh-ease);
}
.vh-chat-input:focus {
  border-color: var(--vh-gold);
  box-shadow: 0 0 0 3px rgba(200,168,95,.22);
}
.vh-chat-input::placeholder { color: var(--vh-ink-2); }
.vh-chat-send {
  flex: 0 0 44px; width: 44px; height: 44px;
  border: none; border-radius: 50%;
  background: linear-gradient(135deg, #e3c47e, var(--vh-gold));
  color: #1a1407;
  display: grid; place-items: center; cursor: pointer;
  transition: opacity .15s var(--vh-ease), transform .12s var(--vh-ease);
}
.vh-chat-send:disabled { opacity: .35; cursor: not-allowed; }
.vh-chat-send:not(:disabled):hover { transform: scale(1.06); }
.vh-chat-send:not(:disabled):active { transform: scale(.92); }
.vh-chat-send svg { width: 18px; height: 18px; }

.vh-chat-disclaimer {
  flex: 0 0 auto;
  font-size: 10.5px; color: var(--vh-ink-2);
  text-align: center;
  padding: 0 16px 8px;
  background: var(--vh-bg);
}

/* Interactive option buttons (tipo infracción, slots, etc.) */
.vh-chat-options {
  align-self: stretch;
  padding: 6px 0;
  display: flex; flex-direction: column; gap: 6px;
}
.vh-chat-options__title {
  font-size: 12px; font-weight: 600; color: var(--vh-ink-2);
  padding: 0 2px;
}
.vh-chat-option-btn {
  padding: 10px 16px;
  border: 1.5px solid var(--vh-gold); border-radius: 999px;
  background: transparent; color: var(--vh-ink);
  font: inherit; font-size: 14px; font-weight: 600;
  cursor: pointer; text-align: center;
  transition: background .14s var(--vh-ease), color .14s var(--vh-ease), transform .1s var(--vh-ease);
}
.vh-chat-option-btn:hover {
  background: var(--vh-gold); color: #1a1407;
}
.vh-chat-option-btn:active { transform: scale(.96); }

/* Sede buttons (name + address) */
.vh-chat-sede-btn {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--vh-border); border-radius: 12px;
  background: var(--vh-bg-2); color: var(--vh-ink);
  font: inherit; text-align: left; cursor: pointer;
  display: flex; flex-direction: column; gap: 2px;
  transition: border-color .14s var(--vh-ease), background .14s var(--vh-ease), transform .1s var(--vh-ease);
}
.vh-chat-sede-btn strong {
  font-size: 14px; font-weight: 700;
}
.vh-chat-sede-btn small {
  font-size: 11.5px; color: var(--vh-ink-2); font-weight: 400; line-height: 1.3;
}
.vh-chat-sede-btn:hover {
  border-color: var(--vh-gold);
  background: rgba(200,168,95,.08);
}
.vh-chat-sede-btn:active { transform: scale(.97); }

/* Slot grid (multiple columns for time slots) */
.vh-chat-slots__grid {
  display: flex; flex-wrap: wrap; gap: 6px;
}
.vh-chat-slot-btn {
  flex: 0 0 auto;
  min-width: 72px;
  padding: 8px 12px;
  font-size: 13.5px;
}

/* Date picker */
.vh-chat-datepicker {
  align-self: stretch;
  padding: 10px 14px;
  border-radius: 14px;
  background: var(--vh-bot-bg);
  display: flex; flex-direction: column; gap: 8px;
}
.vh-chat-datepicker__label {
  font-size: 12.5px; font-weight: 600; color: var(--vh-ink-2);
}
.vh-chat-date-input {
  width: 100%; padding: 10px 12px;
  border: 1.5px solid var(--vh-border); border-radius: 10px;
  background: var(--vh-bg); color: var(--vh-ink);
  font: inherit; font-size: 15px;
  outline: none;
  transition: border-color .15s var(--vh-ease);
}
.vh-chat-date-input:focus {
  border-color: var(--vh-gold);
}
.vh-chat-date-btn {
  padding: 10px 16px;
  border: none; border-radius: 999px;
  background: var(--vh-gold); color: #1a1407;
  font: inherit; font-size: 14px; font-weight: 700;
  cursor: pointer;
  transition: opacity .14s var(--vh-ease), transform .1s var(--vh-ease);
}
.vh-chat-date-btn:disabled {
  opacity: .4; cursor: not-allowed;
}
.vh-chat-date-btn:not(:disabled):hover { transform: translateY(-1px); }
.vh-chat-date-btn:not(:disabled):active { transform: scale(.96); }

@media (prefers-reduced-motion: reduce) {
  .vh-chat-root *,
  .vh-chat-root *::before,
  .vh-chat-root *::after { transition: none !important; animation: none !important; }
}