/* ============================================================
   Site Voice AI Assistant — Widget Styles
   ============================================================ */

:root {
  --svai-bg:           #0d0d1a;
  --svai-panel-bg:     #12121f;
  --svai-header-bg:    #0d0d1a;
  --svai-surface:      #1a1a2e;
  --svai-surface-2:    #1f1f35;
  --svai-border:       rgba(255,255,255,0.07);
  --svai-accent:       #00d4ff;
  --svai-accent-dim:   rgba(0, 212, 255, 0.15);
  --svai-accent-glow:  rgba(0, 212, 255, 0.35);
  --svai-text:         #eaeaf0;
  --svai-text-dim:     rgba(234,234,240,0.55);
  --svai-user-bubble:  #1e3a5f;
  --svai-agent-bubble: #1a1a2e;
  --svai-radius:       20px;
  --svai-radius-sm:    12px;
  --svai-shadow:       0 24px 64px rgba(0,0,0,0.6), 0 4px 16px rgba(0,0,0,0.4);
  --svai-font:         'Inter', system-ui, -apple-system, sans-serif;
  --svai-width:        360px;
  --svai-height:       580px;
  --svai-z:            99999;
}

/* ── Positioning ── */
#svai-widget {
  position: fixed;
  z-index: var(--svai-z);
  font-family: var(--svai-font);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.svai-pos-bottom-right { right: 24px; bottom: 24px; }
.svai-pos-bottom-left  { left:  24px; bottom: 24px; }
.svai-pos-top-right    { right: 24px; top:    24px; }
.svai-pos-top-left     { left:  24px; top:    24px; }

/* ── Trigger Button ── */
.svai-trigger {
  position: relative;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--svai-trigger-bg, linear-gradient(135deg, var(--svai-surface), #0a0a18));
  border: 1.5px solid var(--svai-border);
  color: var(--svai-accent);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5), 0 0 0 0 var(--svai-accent-glow);
  transition: transform 0.2s ease, box-shadow 0.3s ease;
  overflow: visible;
}
.svai-trigger:hover {
  transform: scale(1.06);
  box-shadow: 0 12px 40px rgba(0,0,0,0.6), 0 0 24px var(--svai-accent-glow);
}
.svai-trigger svg {
  width: 26px;
  height: 26px;
}
.svai-trigger-icon {
  position: absolute;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

/* Pulse ring */
.svai-pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--svai-accent);
  opacity: 0;
  animation: svai-pulse 2.4s ease-out infinite;
}
@keyframes svai-pulse {
  0%   { transform: scale(1);    opacity: 0.6; }
  70%  { transform: scale(1.3);  opacity: 0;   }
  100% { transform: scale(1.3);  opacity: 0;   }
}

/* ── Panel ── */
.svai-panel {
  position: absolute;
  width: var(--svai-width);
  height: var(--svai-height);
  background: var(--svai-panel-bg);
  border: 1px solid var(--svai-border);
  border-radius: var(--svai-radius);
  box-shadow: var(--svai-shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: scale(0.92) translateY(8px);
  transform-origin: bottom right;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.34,1.56,0.64,1);
}

/* Position panel above trigger */
.svai-pos-bottom-right .svai-panel { bottom: 72px; right: 0; transform-origin: bottom right; }
.svai-pos-bottom-left  .svai-panel { bottom: 72px; left:  0; transform-origin: bottom left; }
.svai-pos-top-right    .svai-panel { top:    72px; right: 0; transform-origin: top right; }
.svai-pos-top-left     .svai-panel { top:    72px; left:  0; transform-origin: top left; }

.svai-panel.svai-open {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: all;
}

/* Backdrop blur inside panel */
.svai-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13,13,26,0.02) 0%, transparent 100%);
  pointer-events: none;
}

/* ── Header ── */
.svai-header {
  display: flex;
  flex-direction: column;
  background: var(--svai-header-bg);
  border-bottom: 1px solid var(--svai-border);
  flex-shrink: 0;
}
.svai-agent-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px 10px;
}
.svai-agent-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Avatar */
.svai-char-pane {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: linear-gradient(180deg, rgba(0,212,255,0.04) 0%, transparent 100%);
  border-bottom: 1px solid var(--svai-border);
  padding: 10px 8px 6px;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}
.svai-char-wrap {
  width: 100px;
  height: 155px;
  position: relative;
}
.svai-char-status {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 4px;
}

#svai-char-svg {
  animation: svai-char-float 3.5s ease-in-out infinite;
  transform-origin: 100px 150px;
}
@keyframes svai-char-float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-5px); }
}
#svai-head {
  animation: svai-head-nod 4.5s ease-in-out infinite;
  transform-origin: 100px 88px;
}
@keyframes svai-head-nod {
  0%,100% { transform: rotate(0deg); }
  30%      { transform: rotate(-2deg); }
  70%      { transform: rotate(1.5deg); }
}
.svai-eye-l {
  animation: svai-blink 5s ease-in-out infinite;
  transform-origin: 86px 103px;
}
.svai-eye-r {
  animation: svai-blink 5s ease-in-out infinite 0.1s;
  transform-origin: 114px 103px;
}
@keyframes svai-blink {
  0%,88%,100% { transform: scaleY(1); }
  93%          { transform: scaleY(0.07); }
}
.svai-arm-l {
  animation: svai-arm-idle-l 3.5s ease-in-out infinite;
  transform-origin: 87px 148px;
}
.svai-arm-r {
  animation: svai-arm-idle-r 3.5s ease-in-out infinite 0.6s;
  transform-origin: 113px 148px;
}
@keyframes svai-arm-idle-l {
  0%,100% { transform: rotate(0deg); }
  50%      { transform: rotate(-7deg); }
}
@keyframes svai-arm-idle-r {
  0%,100% { transform: rotate(0deg); }
  50%      { transform: rotate(7deg); }
}

/* SPEAKING */
.svai-widget.svai-speaking .svai-mouth-smile { display: none; }
.svai-widget.svai-speaking .svai-mouth-talk  { display: block !important; animation: svai-mouth-open 0.2s ease-in-out infinite alternate; transform-origin: 100px 133px; }
@keyframes svai-mouth-open {
  from { transform: scaleY(0.3); }
  to   { transform: scaleY(1.3); }
}
.svai-widget.svai-speaking .svai-arm-l {
  animation: svai-arm-talk-l 0.65s ease-in-out infinite;
  transform-origin: 87px 148px;
}
.svai-widget.svai-speaking .svai-arm-r {
  animation: svai-arm-talk-r 0.65s ease-in-out infinite 0.18s;
  transform-origin: 113px 148px;
}
@keyframes svai-arm-talk-l {
  0%,100% { transform: rotate(-15deg); }
  50%      { transform: rotate(18deg); }
}
@keyframes svai-arm-talk-r {
  0%,100% { transform: rotate(15deg); }
  50%      { transform: rotate(-18deg); }
}
.svai-widget.svai-speaking #svai-head {
  animation: svai-talk-nod 0.5s ease-in-out infinite;
  transform-origin: 100px 88px;
}
@keyframes svai-talk-nod {
  0%,100% { transform: translateY(0) rotate(0deg); }
  50%      { transform: translateY(-2px) rotate(-1.5deg); }
}
.svai-widget.svai-speaking #svai-char-svg {
  animation: svai-char-float 3.5s ease-in-out infinite;
}

/* LISTENING */
.svai-widget.svai-listening .svai-eye-l,
.svai-widget.svai-listening .svai-eye-r {
  animation: svai-eye-raise 0.3s ease forwards;
}
@keyframes svai-eye-raise {
  to { transform: scaleY(1.2); }
}
.svai-widget.svai-listening .svai-arm-l {
  animation: svai-arm-listen 1.5s ease-in-out infinite;
  transform-origin: 87px 148px;
}
.svai-widget.svai-listening .svai-arm-r {
  animation: svai-arm-listen-r 1.5s ease-in-out infinite 0.3s;
  transform-origin: 113px 148px;
}
@keyframes svai-arm-listen   { 0%,100%{transform:rotate(-5deg)} 50%{transform:rotate(5deg)} }
@keyframes svai-arm-listen-r { 0%,100%{transform:rotate(5deg)} 50%{transform:rotate(-5deg)} }

.svai-agent-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--svai-text);
  letter-spacing: 0.01em;
}
.svai-agent-status {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  color: var(--svai-text-dim);
  margin-top: 1px;
}
.svai-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  animation: svai-blink 2s ease infinite;
}
@keyframes svai-blink {
  0%,100% { opacity: 1; }
  50%      { opacity: 0.4; }
}

.svai-header-actions {
  display: flex;
  gap: 4px;
}

/* ── Icon Buttons ── */
.svai-btn-icon {
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s, transform 0.1s;
  flex-shrink: 0;
}
.svai-btn-icon:active { transform: scale(0.94); }

/* header icon buttons */
.svai-header-actions .svai-btn-icon {
  width: 30px;
  height: 30px;
  border-radius: 7px;
  background: transparent;
  color: var(--svai-text-dim);
}
.svai-header-actions .svai-btn-icon svg { width: 15px; height: 15px; }
.svai-header-actions .svai-btn-icon:hover {
  background: var(--svai-surface);
  color: var(--svai-text);
}

/* ── Messages ── */
.svai-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scrollbar-width: thin;
  scrollbar-color: var(--svai-surface-2) transparent;
}
.svai-messages::-webkit-scrollbar { width: 4px; }
.svai-messages::-webkit-scrollbar-thumb { background: var(--svai-surface-2); border-radius: 2px; }

.svai-message {
  display: flex;
  flex-direction: column;
  max-width: 85%;
  animation: svai-msg-in 0.25s ease;
}
@keyframes svai-msg-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.svai-message-user  { align-self: flex-end; align-items: flex-end; }
.svai-message-agent { align-self: flex-start; align-items: flex-start; }

.svai-bubble {
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 13.5px;
  line-height: 1.55;
  word-break: break-word;
}
.svai-message-user  .svai-bubble {
  background: var(--svai-user-bubble, linear-gradient(135deg, #1e3a5f, #163054));
  color: var(--svai-text);
  border-bottom-right-radius: 4px;
  border: 1px solid rgba(0,140,255,0.2);
}
.svai-message-agent .svai-bubble {
  background: var(--svai-agent-bubble, var(--svai-surface));
  color: var(--svai-text);
  border-bottom-left-radius: 4px;
  border: 1px solid var(--svai-border);
}

.svai-bubble-time {
  font-size: 10px;
  color: var(--svai-text-dim);
  margin-top: 3px;
  padding: 0 4px;
}

/* Typing indicator */
.svai-typing .svai-bubble {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 12px 16px;
}
.svai-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--svai-accent);
  animation: svai-typing-dot 1.2s ease infinite;
}
.svai-dot:nth-child(2) { animation-delay: 0.2s; }
.svai-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes svai-typing-dot {
  0%,60%,100% { transform: translateY(0);   opacity: 0.4; }
  30%          { transform: translateY(-4px); opacity: 1;   }
}

/* Nav badge */
.svai-nav-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--svai-accent-dim);
  border: 1px solid rgba(0,212,255,0.25);
  color: var(--svai-accent);
  border-radius: 20px;
  padding: 3px 10px;
  font-size: 11px;
  margin-top: 5px;
  cursor: pointer;
  transition: background 0.15s;
}
.svai-nav-badge:hover { background: rgba(0,212,255,0.22); }
.svai-nav-badge svg { width: 11px; height: 11px; }

/* ── Voice Visualiser ── */
.svai-visualiser {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--svai-header-bg);
  border-top: 1px solid var(--svai-border);
  flex-shrink: 0;
}
.svai-wave-bars {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 32px;
}
.svai-bar {
  width: 3px;
  border-radius: 2px;
  background: var(--svai-accent);
  opacity: 0.7;
  animation: svai-bar-bounce 1s ease infinite;
  animation-delay: calc(var(--i) * 0.08s);
  height: 8px;
  transition: height 0.1s ease;
}
@keyframes svai-bar-bounce {
  0%,100% { height: 6px;  opacity: 0.4; }
  50%      { height: 28px; opacity: 1;   }
}
.svai-visualiser-label {
  font-size: 11px;
  color: var(--svai-accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── Input Area ── */
.svai-input-area {
  padding: 12px 14px 10px;
  border-top: 1px solid var(--svai-border);
  background: var(--svai-header-bg);
  flex-shrink: 0;
}
.svai-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.svai-text-input-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  background: #22223a;
  border: 1.5px solid rgba(255,255,255,0.15);
  border-radius: 12px;
  padding: 0 12px;
  transition: border-color 0.2s;
  min-width: 0;
  height: 42px;
}
.svai-text-input-wrap:focus-within {
  border-color: rgba(0,212,255,0.5);
  box-shadow: 0 0 0 3px var(--svai-accent-dim);
}
.svai-text-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: #eaeaf0;
  font-family: var(--svai-font);
  font-size: 13.5px;
  caret-color: var(--svai-accent);
  min-width: 0;
}
.svai-text-input::placeholder { color: rgba(200,200,220,0.6); }

.svai-btn-send {
  color: var(--svai-btn-text, #0a0a18);
  background: var(--svai-accent);
  border: none;
  border-radius: 10px;
  height: 42px;
  padding: 0 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  transition: background 0.15s, transform 0.1s;
  font-family: var(--svai-font);
}
.svai-btn-send:hover { background: #00bde0; transform: scale(1.03); }
.svai-btn-send:active { transform: scale(0.97); }

.svai-btn-mic {
  color: var(--svai-btn-mic-text, rgba(234,234,240,0.9));
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  height: 42px;
  padding: 0 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  transition: background 0.15s, transform 0.1s;
  font-family: var(--svai-font);
}
.svai-btn-mic:hover { background: rgba(255,255,255,0.2); transform: scale(1.03); }
.svai-btn-mic:active { transform: scale(0.97); }
.svai-btn-mic.svai-listening {
  color: #0d0d1a;
  background: var(--svai-accent);
  border-color: var(--svai-accent);
  animation: svai-mic-pulse 1s ease infinite;
}
.svai-btn-mic.svai-listening .svai-btn-label::before {
  content: '⏹ ';
}
@keyframes svai-mic-pulse {
  0%,100% { box-shadow: 0 0 0 0 var(--svai-accent-glow); }
  50%      { box-shadow: 0 0 0 6px rgba(0,212,255,0); }
}

.svai-footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 7px;
}
.svai-powered {
  font-size: 10px;
  color: var(--svai-text-dim);
}
.svai-powered a {
  color: var(--svai-text-dim);
  text-decoration: none;
}
.svai-powered a:hover { color: var(--svai-accent); }

.svai-btn-stop {
  display: flex;
  align-items: center;
  gap: 5px;
  background: transparent;
  border: 1px solid rgba(255,80,80,0.3);
  color: #ff5050;
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 11px;
  cursor: pointer;
  transition: background 0.15s;
}
.svai-btn-stop:hover { background: rgba(255,80,80,0.1); }
.svai-btn-stop svg { width: 10px; height: 10px; }

/* ── Highlight overlay ── */
.svai-highlight-overlay {
  outline: 2px solid var(--svai-accent) !important;
  outline-offset: 3px !important;
  box-shadow: 0 0 20px var(--svai-accent-glow) !important;
  transition: outline 0.3s ease, box-shadow 0.3s ease !important;
}

/* ── Empty state ── */
.svai-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  gap: 10px;
  opacity: 0.5;
  text-align: center;
  padding: 24px;
}
.svai-empty-icon { font-size: 32px; }
.svai-empty-text { font-size: 13px; color: var(--svai-text-dim); }

/* ── Mobile ── */
@media (max-width: 480px) {
  :root {
    --svai-width: calc(100vw - 32px);
    --svai-height: 65vh;
  }
  .svai-pos-bottom-right .svai-panel,
  .svai-pos-bottom-left  .svai-panel { right: 0; left: 0; bottom: 72px; }
}

/* ── Custom property injection (set via JS from WP config) ── */
#svai-widget[data-accent]       { --svai-accent: attr(data-accent color); }

/* ── Button label tooltips on hover ── */
.svai-btn-send::after {
  content: 'Send';
  position: absolute;
  bottom: calc(100% + 6px);
  right: 0;
  background: rgba(0,0,0,0.85);
  color: #fff;
  font-size: 10px;
  padding: 3px 7px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s;
}
.svai-btn-mic::after {
  content: 'Speak';
  position: absolute;
  bottom: calc(100% + 6px);
  right: 0;
  background: rgba(0,0,0,0.85);
  color: #fff;
  font-size: 10px;
  padding: 3px 7px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s;
}
.svai-btn-send:hover::after,
.svai-btn-mic:hover::after {
  opacity: 1;
}
.svai-btn-send,
.svai-btn-mic {
  position: relative;
}

.svai-btn-label {
  pointer-events: none;
  line-height: 1;
}