.sva-widget{ 
  --sva-font:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  --sva-accent:#8B5CF6; 
  --sva-bg:#0B0B0C; 
  --sva-text:#fff;
  font-family: var(--sva-font); 
  color: var(--sva-text);
}

/* Lazy Loading (3.0.9) */
.sva-lazy-placeholder .sva-card {
  filter: blur(4px);
  opacity: 0.6;
  pointer-events: none;
  user-select: none;
}

.sva-lazy-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  border-radius: 16px;
  z-index: 10;
}

.sva-lazy-load-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px 32px;
  background: var(--sva-accent);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.sva-lazy-load-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}

.sva-lazy-load-btn:active {
  transform: translateY(0);
}

.sva-lazy-load-btn svg {
  width: 32px;
  height: 32px;
}

.sva-mounted .sva-lazy-overlay {
  display: none;
}

.sva-card{ 
  background: var(--sva-bg); 
  border-radius: 16px; 
  padding: 16px; 
  max-width: 720px; 
  border:1px solid rgba(255,255,255,.1); 
  box-shadow:0 10px 28px rgba(0,0,0,.35); 
}

.sva-variant-glass .sva-card{ 
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02)); 
  backdrop-filter: blur(10px); 
  border:1px solid rgba(255,255,255,.2); 
}

.sva-variant-neon .sva-card{ 
  box-shadow: 0 0 0 1px rgba(255,255,255,.08) inset, 0 0 30px color-mix(in oklab, var(--sva-accent), transparent 70%); 
}

.sva-header {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sva-title{ 
  font-weight:700; 
  font-size:18px; 
  color: var(--sva-text);
  margin: 0 0 8px 0;
}

.sva-subtitle{ 
  margin-top:6px; 
  opacity:.85; 
  font-size:13px; 
  color: var(--sva-text);
  line-height: 1.5;
}

.sva-chip{ 
  display:inline-flex; 
  gap:6px; 
  align-items:center; 
  border-radius: 999px; 
  padding:4px 8px; 
  background: color-mix(in oklab, var(--sva-accent), black 65%); 
  border:1px solid rgba(255,255,255,.2); 
  color:#fff; 
  margin-top:6px; 
}

/* Tabs */
.sva-tabs {
  display: flex;
  gap: 8px;
  margin: 12px 0;
  padding: 4px;
  background: rgba(255,255,255,.04);
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.08);
}

.sva-tab {
  flex: 1;
  padding: 10px 16px;
  border: none;
  background: transparent;
  color: rgba(255,255,255,.5);
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  font-family: var(--sva-font);
  transition: all .2s ease;
}

.sva-tab:hover {
  color: rgba(255,255,255,.8);
  background: rgba(255,255,255,.06);
}

.sva-tab.active {
  background: var(--sva-accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(139, 92, 246, 0.3);
}

.sva-input{ margin-top:10px; }

.sva-button{ 
  width:100%; 
  display:inline-flex; 
  align-items:center; 
  justify-content: center;
  gap:10px; 
  padding:12px 14px; 
  border-radius:12px; 
  border:1px solid color-mix(in oklab, var(--sva-accent), white 25%); 
  background: color-mix(in oklab, var(--sva-accent), black 75%); 
  color:#fff; 
  font-weight:700;
  font-family: var(--sva-font);
  cursor:pointer; 
  transition: transform .06s ease, box-shadow .12s ease;
}

.sva-button:hover{ 
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.4);
}

/* Text Chat */
.sva-text-log {
  max-height: 300px;
  min-height: 150px;
  overflow-y: auto;
  padding: 12px;
  background: rgba(0,0,0,.3);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 10px;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.5;
}

.sva-text-message {
  margin-bottom: 12px;
  display: flex;
  flex-direction: column;
}

.sva-text-message.user {
  align-items: flex-end;
}

.sva-text-message.assistant {
  align-items: flex-start;
}

.sva-text-message .speaker {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  opacity: .6;
  margin-bottom: 4px;
}

.sva-text-message .content {
  background: rgba(255,255,255,.08);
  padding: 8px 12px;
  border-radius: 12px;
  max-width: 80%;
}

.sva-text-message.user .content {
  background: var(--sva-accent);
}

.sva-text-input {
  display: flex;
  gap: 8px;
  align-items: center;
}

.sva-text-field {
  flex: 1;
  padding: 12px 14px;
  background: rgba(0,0,0,.3);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px;
  color: var(--sva-text);
  font-size: 14px;
  font-family: var(--sva-font);
}

.sva-text-field::placeholder {
  color: rgba(255,255,255,.4);
}

.sva-text-field:focus {
  outline: none;
  border-color: var(--sva-accent);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.sva-text-send {
  padding: 12px;
  background: var(--sva-accent);
  border: 1px solid color-mix(in oklab, var(--sva-accent), white 25%);
  border-radius: 12px;
  color: #fff;
  cursor: pointer;
  transition: all .15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sva-text-send:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.4);
}

.sva-text-send:disabled {
  opacity: .5;
  cursor: not-allowed;
  transform: none;
}

.sva-footer{ 
  margin-top:16px; 
  padding-top:12px; 
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size:12px; 
  opacity:.9; 
  color: var(--sva-text);
  line-height: 1.5;
}

.sva-consent-actions{
  margin-top:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:12px;
  opacity:.9;
}

.sva-consent-link{
  appearance: none;
  background: transparent;
  border: 0;
  padding: 0;
  color: color-mix(in oklab, var(--sva-text), var(--sva-accent) 45%);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.sva-consent-link:hover{
  color: var(--sva-accent);
}

.sva-consent-sep{
  opacity: .6;
}

.sva-log{ 
  margin-top:10px; 
  max-height:180px; 
  overflow:auto; 
  background:rgba(0,0,0,.55); 
  border:1px solid rgba(255,255,255,.1); 
  border-radius:10px; 
  padding:8px; 
  font-size:12px; 
  white-space:pre-wrap; 
}

/* Screen reader only class */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Consent modal */
.sva-consent-overlay{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.6);
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:99999;
  backdrop-filter: blur(4px);
}

/* Modal header styles (v3.0.9.1 - T1) */
.sva-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sva-modal__header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.sva-modal__close {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.7);
  font-size: 20px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.2s ease;
  line-height: 1;
}

.sva-modal__close:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.sva-modal__close:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 2px;
}

/* ===== T5: Focus Visible & Reduced Motion ===== */
.sva-consent-modal :is(button,a,input,select,textarea):focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .sva-consent-overlay, .sva-consent-modal { 
    transition: none !important; 
    animation: none !important; 
  }
}

.sva-consent-modal{
  background:#111;
  color:#fff;
  max-width:560px;
  width:92%;
  border-radius:12px;
  padding:20px;
  box-shadow:0 10px 40px rgba(0,0,0,.4);
  border: 1px solid rgba(255,255,255,.1);
}

.sva-consent-modal h3{
  margin:0 0 10px 0;
  font-size:18px;
}

.sva-consent-form .row{
  display:flex;
  gap:8px;
  margin-bottom:8px;
}

.sva-consent-form input[type="text"], 
.sva-consent-form input[type="email"], 
.sva-consent-form input[type="tel"]{
  flex:1; 
  padding:10px;
  border-radius:8px;
  border:1px solid #333;
  background:#1a1a1a;
  color:#fff;
  font-family: var(--sva-font);
}

.sva-consent-form input[type="text"]:focus,
.sva-consent-form input[type="email"]:focus,
.sva-consent-form input[type="tel"]:focus {
  outline: none;
  border-color: var(--sva-accent, #8B5CF6);
}

.sva-consent-form .check{
  display:flex;
  gap:8px;
  align-items:flex-start;
  margin:8px 0;
  font-size:14px;
}

.sva-consent-form .actions{
  display:flex;
  gap:10px;
  justify-content:flex-end;
  margin-top:12px;
}

.sva-consent-form .button{
  padding:10px 14px;
  border-radius:8px;
  border:1px solid #444;
  background:#222;
  color:#fff;
  cursor:pointer;
  font-family: var(--sva-font);
  font-weight: 600;
  transition: all .15s ease;
}

.sva-consent-form .button:hover {
  background: #333;
  transform: translateY(-1px);
}

.sva-consent-form .button.primary{
  background: var(--sva-accent, #8B5CF6);
  border-color: var(--sva-accent, #8B5CF6);
}

.sva-consent-form .button.primary:hover {
  background: #7C3AED; /* fallback */
  background: color-mix(in oklab, var(--sva-accent, #8B5CF6), black 12%);
}

.sva-consent-form .button.ghost{
  background:transparent;
}

.sva-consent-modal a{
  color:#9fa8ff; /* fallback */
  color: var(--sva-accent, #9fa8ff);
  text-decoration:underline;
}

.sva-consent-modal a:hover {
  color: #b8c1ff; /* fallback */
  color: color-mix(in oklab, var(--sva-accent, #9fa8ff), white 25%);
}

/* Disclaimer banner */
.sva-disclaimer-banner {
  background: rgba(251, 191, 36, .1);
  border: 1px solid rgba(251, 191, 36, .3);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: 13px;
  color: rgba(251, 191, 36, 1);
  line-height: 1.4;
}

.sva-disclaimer-banner strong {
  display: block;
  margin-bottom: 4px;
}

/* ===========================
   Visual State Feedback System (v3.7.3)
   Digital Concierge - "Alexa-like" pulse effects
   =========================== */

/* CSS Custom Properties for Configuration */
.sva-widget {
  --sva-pulse-listening-color: #3B82F6;  /* Blue - "I'm listening" */
  --sva-pulse-processing-color: #F59E0B; /* Amber - "I'm thinking" */
  --sva-pulse-speaking-color: #10B981;   /* Green - "I'm responding" */
  --sva-pulse-intensity: 0.7;
  --sva-pulse-speed-listening: 1.5s;
  --sva-pulse-speed-processing: 1.2s;
  --sva-pulse-speed-speaking: 1s;
}

/* Keyframe Animations - More Organic Variations */
@keyframes sva-pulse-listening {
  0% {
    box-shadow: 
      0 0 0 0 color-mix(in srgb, var(--sva-pulse-listening-color) 0%, transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
  25% {
    box-shadow: 
      0 0 15px 3px color-mix(in srgb, var(--sva-pulse-listening-color) calc(var(--sva-pulse-intensity) * 40%), transparent),
      0 0 30px 6px color-mix(in srgb, var(--sva-pulse-listening-color) calc(var(--sva-pulse-intensity) * 20%), transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
  50% {
    box-shadow: 
      0 0 20px 4px color-mix(in srgb, var(--sva-pulse-listening-color) calc(var(--sva-pulse-intensity) * 60%), transparent),
      0 0 40px 8px color-mix(in srgb, var(--sva-pulse-listening-color) calc(var(--sva-pulse-intensity) * 30%), transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
  75% {
    box-shadow: 
      0 0 15px 3px color-mix(in srgb, var(--sva-pulse-listening-color) calc(var(--sva-pulse-intensity) * 40%), transparent),
      0 0 30px 6px color-mix(in srgb, var(--sva-pulse-listening-color) calc(var(--sva-pulse-intensity) * 20%), transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
  100% {
    box-shadow: 
      0 0 0 0 color-mix(in srgb, var(--sva-pulse-listening-color) 0%, transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
}

@keyframes sva-pulse-speaking {
  0% {
    box-shadow: 
      0 0 0 0 color-mix(in srgb, var(--sva-pulse-speaking-color) 0%, transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
  20% {
    box-shadow: 
      0 0 18px 4px color-mix(in srgb, var(--sva-pulse-speaking-color) calc(var(--sva-pulse-intensity) * 50%), transparent),
      0 0 32px 7px color-mix(in srgb, var(--sva-pulse-speaking-color) calc(var(--sva-pulse-intensity) * 25%), transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
  50% {
    box-shadow: 
      0 0 25px 6px color-mix(in srgb, var(--sva-pulse-speaking-color) calc(var(--sva-pulse-intensity) * 70%), transparent),
      0 0 45px 10px color-mix(in srgb, var(--sva-pulse-speaking-color) calc(var(--sva-pulse-intensity) * 35%), transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
  80% {
    box-shadow: 
      0 0 18px 4px color-mix(in srgb, var(--sva-pulse-speaking-color) calc(var(--sva-pulse-intensity) * 50%), transparent),
      0 0 32px 7px color-mix(in srgb, var(--sva-pulse-speaking-color) calc(var(--sva-pulse-intensity) * 25%), transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
  100% {
    box-shadow: 
      0 0 0 0 color-mix(in srgb, var(--sva-pulse-speaking-color) 0%, transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
}

@keyframes sva-pulse-processing {
  0% {
    box-shadow: 
      0 0 0 0 color-mix(in srgb, var(--sva-pulse-processing-color) 0%, transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
  50% {
    box-shadow: 
      0 0 15px 3px color-mix(in srgb, var(--sva-pulse-processing-color) calc(var(--sva-pulse-intensity) * 50%), transparent),
      0 0 28px 6px color-mix(in srgb, var(--sva-pulse-processing-color) calc(var(--sva-pulse-intensity) * 25%), transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
  100% {
    box-shadow: 
      0 0 0 0 color-mix(in srgb, var(--sva-pulse-processing-color) 0%, transparent),
      0 10px 28px rgba(0,0,0,.35);
  }
}

/* State Classes - Applied to .sva-card */
.sva-state-idle .sva-card {
  /* Default state - no animation */
  transition: box-shadow 0.3s ease;
}

/* Only apply animations if visual feedback is enabled */
.sva-widget[data-visual-feedback="true"].sva-state-listening .sva-card {
  animation: sva-pulse-listening var(--sva-pulse-speed-listening) ease-in-out infinite;
  will-change: box-shadow;
}

.sva-widget[data-visual-feedback="true"].sva-state-speaking .sva-card {
  animation: sva-pulse-speaking var(--sva-pulse-speed-speaking) ease-in-out infinite;
  will-change: box-shadow;
}

.sva-widget[data-visual-feedback="true"].sva-state-processing .sva-card {
  animation: sva-pulse-processing var(--sva-pulse-speed-processing) ease-in-out infinite;
  will-change: box-shadow;
}

/* Neon variant - enhance existing glow with pulse */
.sva-widget[data-visual-feedback="true"].sva-variant-neon.sva-state-listening .sva-card {
  animation: sva-pulse-listening var(--sva-pulse-speed-listening) ease-in-out infinite;
}

.sva-widget[data-visual-feedback="true"].sva-variant-neon.sva-state-speaking .sva-card {
  animation: sva-pulse-speaking var(--sva-pulse-speed-speaking) ease-in-out infinite;
}

/* Accessibility - Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .sva-state-listening .sva-card,
  .sva-state-speaking .sva-card,
  .sva-state-processing .sva-card {
    animation: none !important;
  }
  
  /* Subtle color tint instead for reduced motion */
  .sva-state-listening .sva-card {
    border-color: var(--sva-pulse-listening-color);
    transition: border-color 0.3s ease;
  }
  
  .sva-state-processing .sva-card {
    border-color: var(--sva-pulse-processing-color);
    transition: border-color 0.3s ease;
  }
  
  .sva-state-speaking .sva-card {
    border-color: var(--sva-pulse-speaking-color);
    transition: border-color 0.3s ease;
  }
}

/* ARIA Live Region for State Announcements */
.sva-state-announcer {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* ========================================
   v4.1.1 UX Polish: Alert Messages & Loading States
   ======================================== */

/* Alert Messages */
.sva-alert {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  position: relative;
  animation: sva-slide-down 0.3s ease-out;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

@keyframes sva-slide-down {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.sva-alert-success {
  background: #ecfdf5;
  border: 1px solid #10b981;
  color: #065f46;
}

.sva-alert-error {
  background: #fef2f2;
  border: 1px solid #ef4444;
  color: #991b1b;
}

.sva-alert-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
}

.sva-alert-success .sva-alert-icon {
  color: #10b981;
}

.sva-alert-error .sva-alert-icon {
  color: #ef4444;
}

.sva-alert-content {
  flex: 1;
}

.sva-alert-content h4 {
  margin: 0 0 8px 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.3;
}

.sva-alert-content p {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
}

.sva-alert-content p + p {
  margin-top: 8px;
}

.sva-relay-status {
  font-size: 13px;
  opacity: 0.85;
  font-weight: 500;
}

.sva-alert-footer {
  font-size: 12px;
  opacity: 0.7;
  margin-top: 8px !important;
  font-style: italic;
}

.sva-alert-close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: none;
  border: none;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  color: inherit;
  opacity: 0.5;
  padding: 0;
  width: 24px;
  height: 24px;
  transition: opacity 0.2s;
}

.sva-alert-close:hover {
  opacity: 1;
}

/* Loading Spinner */
.sva-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: sva-spin 0.6s linear infinite;
  vertical-align: middle;
  margin-right: 8px;
}

@keyframes sva-spin {
  to { transform: rotate(360deg); }
}

/* Button Loading State */
button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

button:disabled .sva-spinner {
  border-color: rgba(139, 92, 246, 0.3);
  border-top-color: #8B5CF6;
}

/* Typing Indicator (for chat loading) */
.sva-typing-indicator {
  display: flex;
  gap: 4px;
  margin-bottom: 8px;
}

.sva-typing-indicator span {
  width: 8px;
  height: 8px;
  background: currentColor;
  border-radius: 50%;
  animation: sva-typing 1.4s infinite ease-in-out;
  opacity: 0.3;
}

.sva-typing-indicator span:nth-child(1) {
  animation-delay: 0s;
}

.sva-typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}

.sva-typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes sva-typing {
  0%, 60%, 100% {
    opacity: 0.3;
    transform: translateY(0);
  }
  30% {
    opacity: 1;
    transform: translateY(-6px);
  }
}

.sva-loading-message {
  opacity: 0.8;
}

.sva-loading-text {
  font-size: 14px;
  opacity: 0.7;
  margin: 0;
  font-style: italic;
}

/* Error Message in Chat */
.sva-error-message {
  border-left: 3px solid #ef4444 !important;
}

.sva-error-icon {
  font-size: 20px;
  margin-bottom: 8px;
}

.sva-retry-btn {
  margin-top: 12px;
  padding: 8px 16px;
  background: #ef4444;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.2s;
}

.sva-retry-btn:hover {
  background: #dc2626;
}