/**
 * Six Voice Assistant widget styles.
 * Scoped to #vb-root so host page styles stay untouched.
 */

#vb-root *,
#vb-root *::before,
#vb-root *::after {
  box-sizing: border-box;
  font-family: inherit;
  line-height: 1.5;
}

#vb-root {
  --vb-primary: #fe7956;
  --vb-primary-dk: #e85f3d;
  --vb-brown: #963c24;
  --vb-brown-dk: #642717;
  --vb-ink: #24201e;
  --vb-muted: #716760;
  --vb-border: #f0ddd4;
  --vb-surface: #fff7f2;
  --vb-panel: #fffdfb;
  --vb-green: #13a463;
  --vb-danger: #dc2626;
  --vb-shadow: 0 24px 70px rgba(57, 29, 18, .24);
  --vb-font: "Inter", "Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--vb-ink);
  font-family: var(--vb-font);
}

.vb-fab {
  position: fixed;
  right: 22px;
  bottom: 24px;
  z-index: 9999;
  width: 58px;
  height: 58px;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(135deg, var(--vb-primary), var(--vb-brown));
  box-shadow: 0 12px 30px rgba(150, 60, 36, .32);
  display: flex;
  align-items: center;
  justify-content: center;
  outline-offset: 4px;
  transition:
    transform .18s ease,
    box-shadow .18s ease,
    background .18s ease;
}

.vb-fab::after {
  content: "";
  position: absolute;
  inset: -6px;
  border: 1px solid rgba(254, 121, 86, .35);
  border-radius: inherit;
  opacity: .9;
}

.vb-fab:hover,
.vb-fab:focus-visible {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 16px 36px rgba(150, 60, 36, .38);
}

.vb-fab svg {
  width: 23px;
  height: 23px;
  pointer-events: none;
}

.vb-fab--speaking {
  box-shadow:
    0 0 0 7px rgba(254, 121, 86, .18),
    0 14px 32px rgba(150, 60, 36, .34);
}

.vb-fab--listening {
  background: linear-gradient(135deg, var(--vb-danger), var(--vb-brown));
  animation: vb-pulse 1.35s ease-in-out infinite;
}

@keyframes vb-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(220, 38, 38, .42), 0 14px 32px rgba(150, 60, 36, .34);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(220, 38, 38, 0), 0 14px 32px rgba(150, 60, 36, .34);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(220, 38, 38, 0), 0 14px 32px rgba(150, 60, 36, .34);
  }
}

.vb-panel {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 92px;
  z-index: 9998;
  max-height: min(76vh, 640px);
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 247, 242, .92), rgba(255, 253, 251, 1) 36%),
    var(--vb-panel);
  border: 1px solid rgba(150, 60, 36, .12);
  border-radius: 18px;
  box-shadow: var(--vb-shadow);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(28px) scale(.97);
  transform-origin: bottom right;
  transition:
    opacity .24s ease,
    transform .28s cubic-bezier(.2, .8, .2, 1),
    visibility 0s linear .28s;
}

.vb-panel--open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
  transition:
    opacity .2s ease,
    transform .28s cubic-bezier(.2, .8, .2, 1),
    visibility 0s;
}

@media (min-width: 768px) {
  .vb-panel {
    left: auto;
    right: 24px;
    bottom: 96px;
    width: min(410px, calc(100vw - 48px));
    max-height: min(74vh, 660px);
    border-radius: 18px;
  }
}

.vb-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 16px;
  background: linear-gradient(135deg, var(--vb-brown), #b54f32 54%, var(--vb-primary));
  color: #fff;
}

.vb-panel__title {
  margin: 0;
  color: #fff;
  font-size: .98rem;
  font-weight: 700;
  letter-spacing: 0;
}

.vb-panel__title::before {
  content: "";
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 8px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, .18);
  vertical-align: 1px;
}

.vb-close-btn {
  width: 32px;
  height: 32px;
  border: 1px solid rgba(255, 255, 255, .72);
  border-radius: 8px;
  background: #fff;
  color: #873922;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .16s ease, transform .16s ease;
}

.vb-close-btn:hover,
.vb-close-btn:focus-visible {
  background: #fff3ed;
  transform: translateY(-1px);
}

.vb-panel__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: calc(min(76vh, 640px) - 62px);
  padding: 14px;
}

@media (min-width: 768px) {
  .vb-panel__body {
    max-height: calc(min(74vh, 660px) - 62px);
  }
}

.vb-status {
  min-height: 18px;
  color: var(--vb-muted);
  font-size: .78rem;
  font-style: normal;
  padding: 0 2px;
}

.vb-messages {
  display: flex;
  flex: 0 1 auto;
  flex-direction: column;
  gap: 10px;
  min-height: 104px;
  max-height: 260px;
  overflow-y: auto;
  padding: 2px 2px 4px;
  scroll-behavior: smooth;
}

.vb-message {
  max-width: 88%;
  padding: 10px 12px;
  border-radius: 14px;
  font-size: .91rem;
  line-height: 1.45;
  word-break: break-word;
}

.vb-message--bot {
  align-self: flex-start;
  color: var(--vb-ink);
  background: #fff;
  border: 1px solid var(--vb-border);
  border-bottom-left-radius: 5px;
  box-shadow: 0 5px 16px rgba(150, 60, 36, .07);
}

.vb-message--user {
  align-self: flex-end;
  color: #fff;
  background: linear-gradient(135deg, var(--vb-primary), var(--vb-brown));
  border-bottom-right-radius: 5px;
  box-shadow: 0 7px 18px rgba(150, 60, 36, .18);
}

.vb-options {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
  margin: -2px 0 2px;
  scrollbar-width: none;
}

.vb-options::-webkit-scrollbar {
  display: none;
}

.vb-option-btn {
  flex: 0 0 auto;
  padding: 7px 11px;
  border: 1px solid rgba(150, 60, 36, .18);
  border-radius: 999px;
  background: #fff;
  color: var(--vb-brown);
  font-size: .78rem;
  font-weight: 650;
  white-space: nowrap;
  cursor: pointer;
  transition:
    background .16s ease,
    border-color .16s ease,
    color .16s ease,
    transform .16s ease;
}

.vb-option-btn:hover,
.vb-option-btn:focus-visible {
  border-color: var(--vb-primary);
  background: var(--vb-surface);
  color: var(--vb-brown-dk);
  transform: translateY(-1px);
}

.vb-input-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 42px 58px;
  align-items: center;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--vb-border);
}

.vb-input {
  width: 100%;
  min-width: 0;
  height: 42px;
  border: 1px solid var(--vb-border);
  border-radius: 10px;
  outline: none;
  background: #fff;
  color: var(--vb-ink);
  font-size: .9rem;
  padding: 0 12px;
  transition: border-color .16s ease, box-shadow .16s ease;
}

.vb-input::placeholder {
  color: #a19087;
}

.vb-input:focus {
  border-color: var(--vb-primary);
  box-shadow: 0 0 0 3px rgba(254, 121, 86, .18);
}

.vb-icon-btn,
.vb-send-btn {
  height: 42px;
  border: 0;
  border-radius: 10px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition:
    background .16s ease,
    color .16s ease,
    transform .16s ease,
    box-shadow .16s ease;
}

.vb-icon-btn {
  width: 42px;
  color: var(--vb-brown);
  background: var(--vb-surface);
  border: 1px solid var(--vb-border);
}

.vb-icon-btn:hover,
.vb-icon-btn:focus-visible,
.vb-icon-btn--active {
  color: #fff;
  background: var(--vb-brown);
  border-color: var(--vb-brown);
  transform: translateY(-1px);
}

.vb-send-btn {
  min-width: 58px;
  color: #fff;
  background: linear-gradient(135deg, var(--vb-primary), var(--vb-primary-dk));
  font-size: .83rem;
  font-weight: 700;
  box-shadow: 0 8px 18px rgba(254, 121, 86, .22);
}

.vb-send-btn:hover,
.vb-send-btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(254, 121, 86, .28);
}

.vb-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9997;
  background: rgba(36, 32, 30, .34);
  opacity: 0;
  transition: opacity .2s ease;
}

.vb-backdrop--visible {
  display: block;
  opacity: 1;
}

@media (min-width: 768px) {
  .vb-backdrop--visible {
    display: none;
  }
}

@media (max-width: 480px) {
  .vb-fab {
    right: 18px;
    bottom: 78px;
  }

  #vb-root.vb-root--open .vb-fab {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: scale(.92);
  }

  .vb-panel {
    left: 0;
    right: 0;
    bottom: 0;
    max-height: 78vh;
    border-right: 0;
    border-bottom: 0;
    border-left: 0;
    border-radius: 18px 18px 0 0;
    transform: translateY(100%);
    transform-origin: bottom center;
  }

  .vb-panel--open {
    transform: translateY(0);
  }

  .vb-panel__body {
    max-height: calc(78vh - 62px);
    padding-bottom: 18px;
  }

  .vb-messages {
    max-height: 240px;
  }
}