/* Synapse voice IA — overlay premium, integrado ao visual escuro/neon do site */
.synapse-voice {
  --sv-accent: rgba(180, 255, 220, 0.55);
  --sv-accent2: rgba(120, 200, 255, 0.35);
  --sv-glow: rgba(255, 255, 255, 0.14);
  --sv-text: rgba(255, 255, 255, 0.92);
  --sv-muted: rgba(255, 255, 255, 0.52);
  --sv-panel: rgba(0, 0, 0, 0.94);
  --sv-border: rgba(255, 255, 255, 0.05);
  --sv-voice-level: 0;
  position: fixed;
  inset: 0;
  z-index: 100270;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right))
    max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  font-family: "Exo", "Figtree", "Syne", system-ui, sans-serif;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0s linear 0.35s;
}

.synapse-voice--open {
  pointer-events: auto;
  opacity: 1;
  visibility: visible;
  transition:
    opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0s linear 0s;
}

html.synapse-voice-open,
html.synapse-voice-open body {
  overflow: hidden !important;
  overscroll-behavior: none;
}

.synapse-voice__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.86);
  backdrop-filter: blur(24px) saturate(1.05);
  -webkit-backdrop-filter: blur(24px) saturate(1.05);
}

.synapse-voice__panel {
  position: relative;
  z-index: 1;
  width: min(440px, 100%);
  max-height: min(92dvh, 760px);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: clamp(22px, 4vw, 36px) clamp(18px, 3.5vw, 30px) clamp(20px, 3.5vw, 28px);
  border-radius: clamp(22px, 3.5vw, 32px);
  background: var(--sv-panel);
  border: 1px solid var(--sv-border);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.03) inset,
    0 28px 90px rgba(0, 0, 0, 0.85),
    0 0 calc(80px + var(--sv-voice-level) * 120px) rgba(100, 200, 255, calc(0.02 + var(--sv-voice-level) * 0.08));
  overflow: hidden;
  isolation: isolate;
}

.synapse-voice__panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    165deg,
    rgba(80, 120, 160, 0.03) 0%,
    transparent 42%,
    rgba(100, 160, 140, 0.02) 100%
  );
  opacity: 0.55;
}

.synapse-voice__halo {
  pointer-events: none;
  position: absolute;
  top: 11%;
  left: 50%;
  width: min(280px, 70vw);
  height: min(280px, 70vw);
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(120, 220, 200, calc(0.04 + var(--sv-voice-level) * 0.12)) 0%,
    transparent 68%
  );
  filter: blur(24px);
  z-index: 0;
  transition: opacity 0.2s ease;
}

.synapse-voice__particles-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.28;
}

.synapse-voice__close {
  position: absolute;
  top: max(12px, env(safe-area-inset-top));
  right: max(12px, env(safe-area-inset-right));
  z-index: 4;
  width: 48px;
  height: 48px;
  min-width: 48px;
  min-height: 48px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: var(--sv-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background 0.2s ease,
    transform 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.synapse-voice__close:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: scale(1.04);
}

.synapse-voice__close:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.45);
  outline-offset: 2px;
}

.synapse-voice__close svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 1.75;
  fill: none;
}

.synapse-voice__entity-wrap {
  position: relative;
  z-index: 2;
  margin-top: 14px;
}

.synapse-voice__entity {
  position: relative;
  width: min(210px, 54vw);
  height: min(210px, 54vw);
  padding: 0;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.06), transparent 72%);
  box-shadow:
    0 0 calc(40px + var(--sv-voice-level) * 80px) rgba(120, 220, 200, calc(0.1 + var(--sv-voice-level) * 0.35)),
    0 0 0 1px rgba(255, 255, 255, 0.06) inset;
  transform: scale(calc(1 + var(--sv-voice-level) * 0.06));
  transition:
    box-shadow 0.12s ease,
    transform 0.12s ease,
    opacity 0.3s ease;
  -webkit-tap-highlight-color: transparent;
}

.synapse-voice__entity:disabled {
  cursor: default;
  opacity: 0.6;
  transform: none;
}

.synapse-voice__entity:focus-visible {
  outline: 2px solid var(--sv-accent);
  outline-offset: 5px;
}

.synapse-voice__entity-ring {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.synapse-voice__entity-ring--outer {
  inset: -10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.synapse-voice__entity-ring--inner {
  inset: -3px;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.synapse-voice[data-state="awaiting_entity"] .synapse-voice__entity-ring--outer {
  animation: synapse-voice-idle 4s ease-in-out infinite;
}

.synapse-voice[data-state="mic_requesting"] .synapse-voice__entity-ring--outer {
  border-color: rgba(255, 220, 140, 0.4);
  animation: synapse-voice-request 1.2s ease-in-out infinite;
}

.synapse-voice[data-state="mic_listening"] .synapse-voice__entity-ring--outer,
.synapse-voice[data-state="user_speaking"] .synapse-voice__entity-ring--outer {
  border-color: rgba(160, 255, 210, 0.5);
  box-shadow: 0 0 calc(24px + var(--sv-voice-level) * 40px) rgba(100, 255, 200, 0.2);
  animation: synapse-voice-breathe 1.6s ease-in-out infinite;
}

.synapse-voice[data-state="mic_listening"] .synapse-voice__entity-ring--inner,
.synapse-voice[data-state="user_speaking"] .synapse-voice__entity-ring--inner {
  border-color: rgba(255, 120, 120, 0.45);
  animation: synapse-voice-pulse 1.1s ease-in-out infinite;
}

.synapse-voice[data-state="user_speaking"] .synapse-voice__entity-ring--inner {
  animation-duration: 0.75s;
}

.synapse-voice[data-state="processing"] .synapse-voice__entity-ring--outer {
  border-color: rgba(255, 200, 120, 0.4);
  animation: synapse-voice-spin 2s linear infinite;
}

.synapse-voice[data-state="ai_speaking"] .synapse-voice__entity-ring--outer {
  border-color: rgba(180, 200, 255, 0.55);
  box-shadow: 0 0 48px rgba(140, 180, 255, 0.25);
  animation: synapse-voice-breathe 1.8s ease-in-out infinite;
}

.synapse-voice[data-state="session_ready"] .synapse-voice__entity-ring--outer {
  border-color: rgba(180, 255, 220, 0.35);
}

.synapse-voice[data-state="error_state"] .synapse-voice__entity-ring--outer {
  border-color: rgba(255, 120, 120, 0.35);
}

@keyframes synapse-voice-idle {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.75;
  }
  50% {
    transform: scale(1.02);
    opacity: 1;
  }
}

@keyframes synapse-voice-request {
  0%,
  100% {
    opacity: 0.5;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.04);
  }
}

@keyframes synapse-voice-breathe {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.85;
  }
  50% {
    transform: scale(1.03);
    opacity: 1;
  }
}

@keyframes synapse-voice-pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.07);
  }
}

@keyframes synapse-voice-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.synapse-voice__entity video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 58%;
  border-radius: 50%;
  pointer-events: none;
  transform: translateY(3%);
}

.synapse-voice__entity-fallback {
  display: none;
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 35%, #e8fff8, #3a8a78 45%, #0a1a16 100%);
  box-shadow: 0 0 40px rgba(120, 220, 200, 0.3);
}

.synapse-voice__entity-fallback--visible {
  display: block;
}

.synapse-voice__record-ripple {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(210px, 54vw);
  height: min(210px, 54vw);
  border-radius: 50%;
  border: 1px solid rgba(255, 90, 90, 0.35);
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -50%);
}

.synapse-voice[data-state="mic_listening"] .synapse-voice__record-ripple,
.synapse-voice[data-state="user_speaking"] .synapse-voice__record-ripple {
  animation: synapse-voice-rec-ripple 2.4s ease-out infinite;
}

.synapse-voice[data-state="mic_listening"] .synapse-voice__record-ripple--2,
.synapse-voice[data-state="user_speaking"] .synapse-voice__record-ripple--2 {
  animation-delay: 1.2s;
}

@keyframes synapse-voice-rec-ripple {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.55;
  }
  100% {
    transform: translate(-50%, -50%) scale(1.38);
    opacity: 0;
  }
}

.synapse-voice__waveform {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 5px;
  height: 28px;
  margin-top: 14px;
  opacity: 0;
  transform: translateY(4px);
  transition:
    opacity 0.25s ease,
    transform 0.25s ease;
}

.synapse-voice[data-state="mic_listening"] .synapse-voice__waveform,
.synapse-voice[data-state="user_speaking"] .synapse-voice__waveform {
  opacity: 1;
  transform: translateY(0);
}

.synapse-voice__waveform-bar {
  display: block;
  width: 4px;
  height: 22px;
  border-radius: 3px;
  background: linear-gradient(180deg, rgba(255, 110, 110, 0.95), rgba(255, 160, 160, 0.55));
  box-shadow: 0 0 calc(6px + var(--sv-voice-level) * 10px) rgba(255, 100, 100, 0.35);
  transform-origin: center bottom;
  animation: synapse-voice-wave 0.9s ease-in-out infinite;
}

.synapse-voice__waveform-bar:nth-child(1) {
  animation-duration: 0.72s;
  animation-delay: 0s;
}

.synapse-voice__waveform-bar:nth-child(2) {
  animation-duration: 0.88s;
  animation-delay: 0.08s;
}

.synapse-voice__waveform-bar:nth-child(3) {
  animation-duration: 0.64s;
  animation-delay: 0.16s;
}

.synapse-voice__waveform-bar:nth-child(4) {
  animation-duration: 0.96s;
  animation-delay: 0.04s;
}

.synapse-voice__waveform-bar:nth-child(5) {
  animation-duration: 0.78s;
  animation-delay: 0.12s;
}

.synapse-voice__waveform-bar:nth-child(6) {
  animation-duration: 0.86s;
  animation-delay: 0.2s;
}

.synapse-voice__waveform-bar:nth-child(7) {
  animation-duration: 0.7s;
  animation-delay: 0.1s;
}

@keyframes synapse-voice-wave {
  0%,
  100% {
    transform: scaleY(calc(0.35 + var(--sv-voice-level) * 0.25));
  }
  50% {
    transform: scaleY(calc(0.55 + var(--sv-voice-level) * 0.85));
  }
}

.synapse-voice__recording {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 10px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(255, 70, 70, 0.1);
  border: 1px solid rgba(255, 100, 100, 0.28);
  box-shadow: 0 0 20px rgba(255, 80, 80, 0.12);
}

.synapse-voice[data-state="mic_listening"] .synapse-voice__recording,
.synapse-voice[data-state="user_speaking"] .synapse-voice__recording {
  display: inline-flex;
}

.synapse-voice__rec-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ff4d4d;
  box-shadow: 0 0 10px rgba(255, 70, 70, 0.75);
  animation: synapse-voice-rec-blink 1.1s ease-in-out infinite;
}

.synapse-voice__rec-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 170, 170, 0.95);
}

@keyframes synapse-voice-rec-blink {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.35;
    transform: scale(0.82);
  }
}

.synapse-voice__status {
  position: relative;
  z-index: 2;
  margin-top: clamp(22px, 4.5vw, 32px);
  line-height: 1.45;
  max-width: 32em;
  min-height: 3em;
}

.synapse-voice__status-label {
  display: block;
  font-size: clamp(11px, 2.4vw, 12px);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sv-muted);
}

.synapse-voice__status-detail {
  display: block;
  margin-top: 0.4em;
  font-weight: 400;
  letter-spacing: 0.01em;
  text-transform: none;
  font-size: clamp(15px, 3.4vw, 18px);
  color: var(--sv-text);
}

.synapse-voice__dialog {
  position: relative;
  z-index: 2;
  width: 100%;
  margin-top: clamp(16px, 3.2vw, 22px);
  text-align: left;
  max-height: min(30vh, 240px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.04);
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}

.synapse-voice__line {
  font-size: clamp(13px, 2.8vw, 14px);
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 12px;
  animation: synapse-voice-line-in 0.4s ease both;
}

.synapse-voice__line--syn {
  color: rgba(220, 245, 255, 0.92);
}

.synapse-voice__line.synapse-voice__muted {
  opacity: 0.45;
  font-style: italic;
  animation: none;
}

.synapse-voice__line:last-child {
  margin-bottom: 0;
}

@keyframes synapse-voice-line-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.synapse-voice__label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sv-muted);
  margin-bottom: 4px;
}

.synapse-voice__actions {
  position: relative;
  z-index: 2;
  margin-top: clamp(18px, 3.5vw, 24px);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  width: 100%;
}

.synapse-voice__btn {
  min-height: 50px;
  min-width: 140px;
  padding: 0 24px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: var(--sv-text);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.synapse-voice__btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.24);
  transform: translateY(-1px);
}

.synapse-voice__btn:active {
  transform: translateY(0);
}

.synapse-voice__btn--ghost {
  background: transparent;
}

.synapse-voice__btn--primary {
  border-color: rgba(196, 184, 240, 0.35);
  background: linear-gradient(135deg, rgba(240, 236, 255, 0.14), rgba(196, 184, 240, 0.08));
  box-shadow: 0 0 24px rgba(196, 184, 240, 0.08);
}

.synapse-voice__btn--primary:hover {
  background: linear-gradient(135deg, rgba(240, 236, 255, 0.22), rgba(196, 184, 240, 0.14));
  box-shadow: 0 0 32px rgba(196, 184, 240, 0.14);
}

.synapse-voice__btn[hidden] {
  display: none !important;
}

.synapse-voice__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.synapse-voice__audio {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  pointer-events: none;
}

@media (max-width: 480px) {
  .synapse-voice {
    align-items: flex-end;
    padding-bottom: max(12px, env(safe-area-inset-bottom));
  }

  .synapse-voice__panel {
    width: 100%;
    max-height: min(94dvh, 820px);
    border-radius: 24px 24px 20px 20px;
    padding-bottom: max(22px, env(safe-area-inset-bottom));
  }

  .synapse-voice__entity {
    width: min(196px, 58vw);
    height: min(196px, 58vw);
  }

  .synapse-voice__dialog {
    max-height: min(34vh, 200px);
  }

  .synapse-voice__btn {
    flex: 1 1 calc(50% - 6px);
    min-width: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .synapse-voice__entity-ring {
    animation: none !important;
  }
  .synapse-voice__record-ripple,
  .synapse-voice__waveform-bar,
  .synapse-voice__rec-dot {
    animation: none !important;
  }
  .synapse-voice[data-state="mic_listening"] .synapse-voice__rec-dot,
  .synapse-voice[data-state="user_speaking"] .synapse-voice__rec-dot {
    opacity: 1;
  }
  .synapse-voice[data-state="mic_listening"] .synapse-voice__waveform-bar,
  .synapse-voice[data-state="user_speaking"] .synapse-voice__waveform-bar {
    transform: scaleY(calc(0.45 + var(--sv-voice-level) * 0.55));
  }
  .synapse-voice__line {
    animation: none;
  }
  .synapse-voice__entity {
    transform: none !important;
  }
  .synapse-voice,
  .synapse-voice__panel {
    transition-duration: 0.12s;
  }
}