/* Estilos para o Semáforo IoT ESP32 - Design System Moderno */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap");

:root {
  /* Cores principais - Sistema moderno */
  --cor-vermelho: #ef4444;
  --cor-vermelho-dark: #dc2626;
  --cor-vermelho-light: #fca5a5;

  --cor-amarelo: #fbbf24;
  --cor-amarelo-dark: #f59e0b;
  --cor-amarelo-light: #fde68a;

  --cor-verde: #10b981;
  --cor-verde-dark: #059669;
  --cor-verde-light: #86efac;

  /* Cores neutras modernas */
  --cor-fundo-primary: #0f172a;
  --cor-fundo-secondary: #1e293b;
  --cor-superficie: rgba(255, 255, 255, 0.05);
  --cor-superficie-hover: rgba(255, 255, 255, 0.1);

  /* Texto */
  --cor-texto-primary: #f8fafc;
  --cor-texto-secondary: #cbd5e1;
  --cor-texto-muted: #94a3b8;

  /* Sombras modernas */
  --sombra-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --sombra-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --sombra-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --sombra-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --sombra-glow: 0 0 20px rgba(139, 92, 246, 0.3);

  /* Bordas e raios */
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  --border-radius-2xl: 1.5rem;

  /* Blur para glassmorphism */
  --blur-sm: blur(4px);
  --blur-md: blur(8px);
  --blur-lg: blur(16px);
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    var(--cor-fundo-primary) 0%,
    #0c1426 50%,
    var(--cor-fundo-secondary) 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-overlay.hidden {
  opacity: 0;
  visibility: hidden;
}

.loading-spinner {
  text-align: center;
  color: var(--cor-texto-primary);
}

.spinner {
  width: 3rem;
  height: 3rem;
  border: 3px solid rgba(139, 92, 246, 0.2);
  border-top: 3px solid #8b5cf6;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem auto;
}

.loading-spinner p {
  font-family: "Inter", sans-serif;
  font-weight: 500;
  font-size: 1.125rem;
  color: var(--cor-texto-secondary);
  margin: 0;
  letter-spacing: 0.5px;
}

/* Barra de Status do Sistema */
.system-status-bar {
  background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.08) 0%,
      rgba(255, 255, 255, 0.04) 100%
    ),
    var(--cor-fundo-secondary);
  backdrop-filter: var(--blur-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg);
  padding: 1rem 1.5rem;
  box-shadow: var(--sombra-sm);
  transition: all 0.3s ease;
}

.status-bar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 1200px;
  margin: 0 auto;
}

.status-bar-content i {
  color: #8b5cf6;
  font-size: 1.1rem;
}

.status-bar-content > span {
  font-weight: 600;
  color: var(--cor-texto-primary);
  font-size: 1rem;
  margin-left: 0.5rem;
}

.status-indicator {
  flex: 1;
  text-align: right;
}

.status-indicator span {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--cor-texto-secondary);
  padding: 0.25rem 0.75rem;
  background: rgba(139, 92, 246, 0.1);
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(139, 92, 246, 0.2);
}

@media (max-width: 768px) {
  .status-bar-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .status-indicator {
    text-align: left;
    width: 100%;
  }
}

/* Card do Dispositivo IoT - Alinhamento Centralizado */
.device-status-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 2rem;
  width: 100%;
}

.device-card {
  background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.1) 0%,
      rgba(255, 255, 255, 0.05) 100%
    ),
    var(--cor-fundo-secondary);
  backdrop-filter: var(--blur-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-xl);
  padding: 1.5rem;
  box-shadow: var(--sombra-lg), inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 0 30px rgba(139, 92, 246, 0.05);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  max-width: 600px;
  width: 100%;
  position: relative;
  overflow: hidden;
}

.device-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sombra-xl), inset 0 1px 0 rgba(255, 255, 255, 0.15),
    0 0 50px rgba(139, 92, 246, 0.15);
  border-color: rgba(255, 255, 255, 0.2);
}

.device-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.05),
    transparent
  );
  transition: left 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.device-card:hover::before {
  left: 100%;
}

.device-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  gap: 1rem;
}

.device-icon {
  width: 3rem;
  height: 3rem;
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  border-radius: var(--border-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--sombra-md);
  flex-shrink: 0;
}

.device-icon i {
  font-size: 1.5rem;
  color: white;
}

.device-info {
  flex: 1;
  min-width: 0;
}

.device-info h3 {
  margin: 0 0 0.25rem 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--cor-texto-primary);
  font-family: "Inter", sans-serif;
}

.device-connection {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.connection-status {
  font-size: 0.875rem;
  color: var(--cor-texto-secondary);
  font-weight: 500;
}

.connection-indicator {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  transition: all 0.3s ease;
}

.connection-indicator.connected {
  background: var(--cor-verde);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
  animation: pulse-green 2s infinite;
}

.connection-indicator.disconnected {
  background: var(--cor-vermelho);
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.5);
  animation: pulse-red 2s infinite;
}

.connection-indicator.checking {
  background: var(--cor-amarelo);
  box-shadow: 0 0 10px rgba(251, 191, 36, 0.5);
  animation: pulse-yellow 1s infinite;
}

@keyframes pulse-green {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes pulse-red {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes pulse-yellow {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

.device-mode {
  flex-shrink: 0;
}

.mode-badge {
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--border-radius-md);
  font-family: "JetBrains Mono", monospace;
  transition: all 0.3s ease;
}

.mode-badge.connected {
  background: rgba(16, 185, 129, 0.2);
  color: var(--cor-verde-light);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.mode-badge.simulator {
  background: rgba(251, 191, 36, 0.2);
  color: var(--cor-amarelo-light);
  border: 1px solid rgba(251, 191, 36, 0.3);
}

.mode-badge.initializing {
  background: rgba(139, 92, 246, 0.2);
  color: #a78bfa;
  border: 1px solid rgba(139, 92, 246, 0.3);
  animation: pulse-mode 1.5s infinite;
}

@keyframes pulse-mode {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.device-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  justify-content: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
  min-width: 180px;
  justify-content: flex-start;
}

.stat-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

.stat-icon {
  width: 2rem;
  height: 2rem;
  background: rgba(139, 92, 246, 0.1);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon i {
  font-size: 0.875rem;
  color: #8b5cf6;
}

.stat-info {
  flex: 1;
  min-width: 0;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--cor-texto-muted);
  font-weight: 500;
  margin-bottom: 0.125rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  display: block;
  font-size: 0.875rem;
  color: var(--cor-texto-primary);
  font-weight: 600;
  font-family: "JetBrains Mono", monospace;
}

/* Notificação do Sistema - Design Moderno - SEM LAYOUT SHIFT */
.system-notification {
  background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.1) 0%,
      rgba(255, 255, 255, 0.05) 100%
    ),
    var(--cor-fundo-secondary);
  backdrop-filter: var(--blur-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--sombra-lg), inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 0 30px var(--sombra-glow);
  position: fixed;
  top: 120px; /* Posicionado abaixo do header */
  left: 50%;
  transform: translateX(-50%) translateY(-100%);
  width: 90%;
  max-width: 600px;
  z-index: 1000;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border-left: 4px solid #8b5cf6;
  overflow: hidden;
  pointer-events: none;
}

.system-notification.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: all;
}

.system-notification.success {
  border-left-color: var(--cor-verde);
  box-shadow: var(--sombra-lg), inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 0 30px rgba(16, 185, 129, 0.2);
}

.system-notification.warning {
  border-left-color: var(--cor-amarelo);
  box-shadow: var(--sombra-lg), inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 0 30px rgba(251, 191, 36, 0.2);
}

.system-notification.error {
  border-left-color: var(--cor-vermelho);
  box-shadow: var(--sombra-lg), inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 0 30px rgba(239, 68, 68, 0.2);
}

.notification-content {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  position: relative;
  z-index: 2;
}

.notification-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(139, 92, 246, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(139, 92, 246, 0.3);
}

.notification-icon i {
  font-size: 1.125rem;
  color: #8b5cf6;
}

.system-notification.success .notification-icon {
  background: rgba(16, 185, 129, 0.15);
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.system-notification.success .notification-icon i {
  color: var(--cor-verde);
}

.system-notification.warning .notification-icon {
  background: rgba(251, 191, 36, 0.15);
  box-shadow: 0 2px 8px rgba(251, 191, 36, 0.3);
}

.system-notification.warning .notification-icon i {
  color: var(--cor-amarelo);
}

.system-notification.error .notification-icon {
  background: rgba(239, 68, 68, 0.15);
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

.system-notification.error .notification-icon i {
  color: var(--cor-vermelho);
}

.notification-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.notification-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--cor-texto-primary);
  line-height: 1.2;
}

.notification-message {
  font-size: 0.875rem;
  color: var(--cor-texto-secondary);
  line-height: 1.4;
}

.notification-close {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.notification-close:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: scale(1.05);
}

.notification-close i {
  font-size: 0.875rem;
  color: var(--cor-texto-secondary);
}

.notification-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, #8b5cf6, #a78bfa);
  border-radius: 0 0 var(--border-radius-xl) var(--border-radius-xl);
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.system-notification.success .notification-progress {
  background: linear-gradient(90deg, var(--cor-verde), var(--cor-verde-light));
}

.system-notification.warning .notification-progress {
  background: linear-gradient(
    90deg,
    var(--cor-amarelo),
    var(--cor-amarelo-light)
  );
}

.system-notification.error .notification-progress {
  background: linear-gradient(
    90deg,
    var(--cor-vermelho),
    var(--cor-vermelho-light)
  );
}

.system-notification.auto-hide .notification-progress {
  animation: progress-bar 4s linear forwards;
}

@keyframes progress-bar {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

/* Estados da notificação - SEM LAYOUT SHIFT */
.system-notification.hide {
  transform: translateX(-50%) translateY(-100%);
  opacity: 0;
  pointer-events: none;
}

/* Responsividade para notificações */
@media (max-width: 768px) {
  .notification-content {
    padding: 1rem;
    gap: 0.75rem;
  }

  .notification-icon {
    width: 2rem;
    height: 2rem;
  }

  .notification-icon i {
    font-size: 1rem;
  }

  .notification-title {
    font-size: 0.9rem;
  }

  .notification-message {
    font-size: 0.8rem;
  }
}

.simulator-alert {
  margin-top: 1rem;
  padding: 1rem;
  background: linear-gradient(
    135deg,
    rgba(251, 191, 36, 0.1) 0%,
    rgba(245, 158, 11, 0.05) 100%
  );
  border: 1px solid rgba(251, 191, 36, 0.2);
  border-radius: var(--border-radius-lg);
  animation: fadeInUp 0.5s ease-out;
}

.alert-content {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.alert-content i {
  color: var(--cor-amarelo);
  font-size: 1.25rem;
  margin-top: 0.125rem;
  flex-shrink: 0;
}

.alert-text {
  flex: 1;
}

.alert-text strong {
  display: block;
  color: var(--cor-amarelo-light);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.alert-text p {
  color: var(--cor-texto-secondary);
  font-size: 0.875rem;
  margin: 0;
  line-height: 1.5;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: radial-gradient(
      circle at 20% 50%,
      rgba(120, 119, 198, 0.3) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(255, 119, 198, 0.3) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 80%,
      rgba(120, 198, 121, 0.3) 0%,
      transparent 50%
    ),
    linear-gradient(
      135deg,
      var(--cor-fundo-primary) 0%,
      #0c1426 50%,
      var(--cor-fundo-secondary) 100%
    );
  min-height: 100vh;
  color: var(--cor-texto-primary);
  padding: 2rem 0;
  position: relative;
  overflow-x: hidden;
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
      circle at 50% 50%,
      rgba(139, 92, 246, 0.1) 0%,
      transparent 50%
    ),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(139, 92, 246, 0.03) 2px,
      rgba(139, 92, 246, 0.03) 4px
    );
  pointer-events: none;
  z-index: 1;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  padding: 0 1.5rem;
}

/* Header moderno com glassmorphism */
h1 {
  text-align: center;
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 3rem;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  letter-spacing: -0.02em;
  text-shadow: none;
  font-family: "Inter", sans-serif;
}

h1::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(
    135deg,
    rgba(139, 92, 246, 0.5),
    rgba(59, 130, 246, 0.5),
    rgba(16, 185, 129, 0.5)
  );
  border-radius: var(--border-radius-lg);
  filter: blur(20px);
  opacity: 0.7;
  z-index: -1;
  animation: glow-pulse 3s ease-in-out infinite alternate;
}

h1 i {
  margin-right: 0.75rem;
  font-size: 0.9em;
  background: linear-gradient(135deg, #8b5cf6, #3b82f6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@keyframes glow-pulse {
  0% {
    opacity: 0.5;
    transform: scale(1);
  }
  100% {
    opacity: 0.8;
    transform: scale(1.02);
  }
}

/* Semáforo Container - Alinhamento Centralizado */
.semaforo-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 4rem;
  perspective: 1000px;
  width: 100%;
}

.semaforo {
  background: linear-gradient(
      145deg,
      rgba(255, 255, 255, 0.1),
      rgba(255, 255, 255, 0.05)
    ),
    var(--cor-fundo-secondary);
  backdrop-filter: var(--blur-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-2xl);
  padding: 2.5rem 2rem;
  box-shadow: var(--sombra-xl), inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 0 50px rgba(139, 92, 246, 0.1);
  position: relative;
  transform-style: preserve-3d;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.semaforo:hover {
  transform: translateY(-8px) rotateX(5deg);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 0 80px rgba(139, 92, 246, 0.2);
}

.semaforo::before {
  content: "";
  position: absolute;
  top: -1rem;
  left: 50%;
  transform: translateX(-50%);
  width: 3rem;
  height: 2rem;
  background: linear-gradient(
      145deg,
      rgba(255, 255, 255, 0.15),
      rgba(255, 255, 255, 0.05)
    ),
    var(--cor-fundo-secondary);
  backdrop-filter: var(--blur-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
  box-shadow: var(--sombra-md);
}

.semaforo::after {
  content: "";
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  width: 0.5rem;
  height: 1.5rem;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.3),
    rgba(255, 255, 255, 0.1)
  );
  border-radius: var(--border-radius-sm);
  animation: cable-sway 4s ease-in-out infinite;
}

@keyframes cable-sway {
  0%,
  100% {
    transform: translateX(-50%) rotate(0deg);
  }
  50% {
    transform: translateX(-50%) rotate(2deg);
  }
}

/* LEDs do Semáforo - Design Moderno */
.led {
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  margin: 1.25rem auto;
  border: 2px solid rgba(255, 255, 255, 0.1);
  position: relative;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: var(--blur-sm);
  overflow: hidden;
}

.led::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 50%;
  background: radial-gradient(
      circle at 30% 30%,
      rgba(255, 255, 255, 0.3) 0%,
      rgba(255, 255, 255, 0.1) 30%,
      transparent 70%
    ),
    radial-gradient(circle at 70% 70%, rgba(0, 0, 0, 0.3) 0%, transparent 50%);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.led::after {
  content: "";
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: radial-gradient(
    circle at 50% 50%,
    rgba(255, 255, 255, 0.8) 0%,
    rgba(255, 255, 255, 0.4) 30%,
    transparent 70%
  );
  opacity: 0.6;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  filter: blur(0.5px);
}

/* Estados dos LEDs */
#vermelho {
  background: radial-gradient(
      circle at 50% 50%,
      rgba(239, 68, 68, 0.2) 0%,
      rgba(220, 38, 38, 0.1) 50%,
      transparent 100%
    ),
    linear-gradient(145deg, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.2)),
    var(--cor-fundo-secondary);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2),
    inset 0 -2px 4px rgba(255, 255, 255, 0.05), 0 0 0 rgba(239, 68, 68, 0);
}

#vermelho.ativo {
  background: radial-gradient(
      circle at 50% 50%,
      var(--cor-vermelho) 0%,
      var(--cor-vermelho-dark) 70%
    ),
    linear-gradient(145deg, var(--cor-vermelho-light), var(--cor-vermelho-dark));
  border-color: var(--cor-vermelho-light);
  box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.3),
    inset 0 -2px 8px rgba(0, 0, 0, 0.2), 0 0 30px var(--cor-vermelho),
    0 0 60px rgba(239, 68, 68, 0.4), 0 0 100px rgba(239, 68, 68, 0.2);
  animation: led-pulse-red 2s ease-in-out infinite alternate;
  transform: scale(1.05);
}

#amarelo {
  background: radial-gradient(
      circle at 50% 50%,
      rgba(251, 191, 36, 0.2) 0%,
      rgba(245, 158, 11, 0.1) 50%,
      transparent 100%
    ),
    linear-gradient(145deg, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.2)),
    var(--cor-fundo-secondary);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2),
    inset 0 -2px 4px rgba(255, 255, 255, 0.05), 0 0 0 rgba(251, 191, 36, 0);
}

#amarelo.ativo {
  background: radial-gradient(
      circle at 50% 50%,
      var(--cor-amarelo) 0%,
      var(--cor-amarelo-dark) 70%
    ),
    linear-gradient(145deg, var(--cor-amarelo-light), var(--cor-amarelo-dark));
  border-color: var(--cor-amarelo-light);
  box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.4),
    inset 0 -2px 8px rgba(0, 0, 0, 0.1), 0 0 30px var(--cor-amarelo),
    0 0 60px rgba(251, 191, 36, 0.5), 0 0 100px rgba(251, 191, 36, 0.3);
  animation: led-pulse-yellow 2s ease-in-out infinite alternate;
  transform: scale(1.05);
}

#verde {
  background: radial-gradient(
      circle at 50% 50%,
      rgba(16, 185, 129, 0.2) 0%,
      rgba(5, 150, 105, 0.1) 50%,
      transparent 100%
    ),
    linear-gradient(145deg, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.2)),
    var(--cor-fundo-secondary);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2),
    inset 0 -2px 4px rgba(255, 255, 255, 0.05), 0 0 0 rgba(16, 185, 129, 0);
}

#verde.ativo {
  background: radial-gradient(
      circle at 50% 50%,
      var(--cor-verde) 0%,
      var(--cor-verde-dark) 70%
    ),
    linear-gradient(145deg, var(--cor-verde-light), var(--cor-verde-dark));
  border-color: var(--cor-verde-light);
  box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.3),
    inset 0 -2px 8px rgba(0, 0, 0, 0.2), 0 0 30px var(--cor-verde),
    0 0 60px rgba(16, 185, 129, 0.4), 0 0 100px rgba(16, 185, 129, 0.2);
  animation: led-pulse-green 2s ease-in-out infinite alternate;
  transform: scale(1.05);
}

/* Animações de pulsação modernas */
@keyframes led-pulse-red {
  0% {
    box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.3),
      inset 0 -2px 8px rgba(0, 0, 0, 0.2), 0 0 20px var(--cor-vermelho),
      0 0 40px rgba(239, 68, 68, 0.3), 0 0 80px rgba(239, 68, 68, 0.1);
  }
  100% {
    box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.4),
      inset 0 -2px 8px rgba(0, 0, 0, 0.2), 0 0 40px var(--cor-vermelho),
      0 0 80px rgba(239, 68, 68, 0.5), 0 0 120px rgba(239, 68, 68, 0.3);
  }
}

@keyframes led-pulse-yellow {
  0% {
    box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.4),
      inset 0 -2px 8px rgba(0, 0, 0, 0.1), 0 0 20px var(--cor-amarelo),
      0 0 40px rgba(251, 191, 36, 0.4), 0 0 80px rgba(251, 191, 36, 0.2);
  }
  100% {
    box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.5),
      inset 0 -2px 8px rgba(0, 0, 0, 0.1), 0 0 40px var(--cor-amarelo),
      0 0 80px rgba(251, 191, 36, 0.6), 0 0 120px rgba(251, 191, 36, 0.4);
  }
}

@keyframes led-pulse-green {
  0% {
    box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.3),
      inset 0 -2px 8px rgba(0, 0, 0, 0.2), 0 0 20px var(--cor-verde),
      0 0 40px rgba(16, 185, 129, 0.3), 0 0 80px rgba(16, 185, 129, 0.1);
  }
  100% {
    box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.4),
      inset 0 -2px 8px rgba(0, 0, 0, 0.2), 0 0 40px var(--cor-verde),
      0 0 80px rgba(16, 185, 129, 0.5), 0 0 120px rgba(16, 185, 129, 0.3);
  }
}

/* Controles Modernos */
.controles {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

.controles .btn {
  position: relative;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: "Inter", sans-serif;
  border: none;
  border-radius: var(--border-radius-xl);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  min-width: 10rem;
  overflow: hidden;
  backdrop-filter: var(--blur-sm);
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: var(--sombra-md);
}

.controles .btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.05)
  );
  border-radius: inherit;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
}

.controles .btn::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 2;
}

.controles .btn:hover::after {
  width: 300px;
  height: 300px;
}

.controles .btn:active {
  transform: translateY(2px) scale(0.98);
}

.controles .btn i,
.controles .btn span {
  position: relative;
  z-index: 3;
}

/* Botão Vermelho */
.btn-vermelho {
  background: linear-gradient(
      135deg,
      var(--cor-vermelho) 0%,
      var(--cor-vermelho-dark) 100%
    ),
    var(--cor-fundo-secondary);
  color: white;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-vermelho:hover {
  background: linear-gradient(135deg, var(--cor-vermelho-dark) 0%, #b91c1c 100%),
    var(--cor-fundo-secondary);
  transform: translateY(-4px);
  box-shadow: var(--sombra-lg), 0 0 30px rgba(239, 68, 68, 0.4);
  border-color: var(--cor-vermelho-light);
}

/* Botão Amarelo */
.btn-amarelo {
  background: linear-gradient(
      135deg,
      var(--cor-amarelo) 0%,
      var(--cor-amarelo-dark) 100%
    ),
    var(--cor-fundo-secondary);
  color: var(--cor-fundo-primary);
  border: 1px solid rgba(251, 191, 36, 0.3);
}

.btn-amarelo:hover {
  background: linear-gradient(135deg, var(--cor-amarelo-dark) 0%, #d97706 100%),
    var(--cor-fundo-secondary);
  transform: translateY(-4px);
  box-shadow: var(--sombra-lg), 0 0 30px rgba(251, 191, 36, 0.4);
  border-color: var(--cor-amarelo-light);
}

/* Botão Verde */
.btn-verde {
  background: linear-gradient(
      135deg,
      var(--cor-verde) 0%,
      var(--cor-verde-dark) 100%
    ),
    var(--cor-fundo-secondary);
  color: white;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.btn-verde:hover {
  background: linear-gradient(135deg, var(--cor-verde-dark) 0%, #047857 100%),
    var(--cor-fundo-secondary);
  transform: translateY(-4px);
  box-shadow: var(--sombra-lg), 0 0 30px rgba(16, 185, 129, 0.4);
  border-color: var(--cor-verde-light);
}

/* Botão Automático */
.btn-automatico {
  background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%),
    var(--cor-fundo-secondary);
  color: white;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.btn-automatico:hover {
  background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%),
    var(--cor-fundo-secondary);
  transform: translateY(-4px);
  box-shadow: var(--sombra-lg), 0 0 30px rgba(139, 92, 246, 0.4);
  border-color: rgba(139, 92, 246, 0.5);
}

.btn-automatico.loading {
  animation: btn-loading 2s ease-in-out infinite;
}

@keyframes btn-loading {
  0%,
  100% {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%),
      var(--cor-fundo-secondary);
  }
  50% {
    background: linear-gradient(135deg, #a78bfa 0%, #8b5cf6 100%),
      var(--cor-fundo-secondary);
  }
}

/* Botão Desligar */
.btn-desligar {
  background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%),
    var(--cor-fundo-secondary);
  color: white;
  border: 1px solid rgba(107, 114, 128, 0.3);
}

.btn-desligar:hover {
  background: linear-gradient(135deg, #4b5563 0%, #374151 100%),
    var(--cor-fundo-secondary);
  transform: translateY(-4px);
  box-shadow: var(--sombra-lg), 0 0 30px rgba(107, 114, 128, 0.4);
  border-color: rgba(107, 114, 128, 0.5);
}

/* Status Container Moderno */
.status-container {
  display: flex;
  justify-content: center;
  margin-top: 3rem;
}

.status {
  background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.1) 0%,
      rgba(255, 255, 255, 0.05) 100%
    ),
    var(--cor-fundo-secondary);
  backdrop-filter: var(--blur-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-xl);
  padding: 2rem 3rem;
  min-width: 20rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--sombra-lg);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.status::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  transition: left 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.status:hover::before {
  left: 100%;
}

.status:hover {
  transform: translateY(-4px);
  box-shadow: var(--sombra-xl), 0 0 40px rgba(139, 92, 246, 0.2);
  border-color: rgba(255, 255, 255, 0.2);
}

.status h3 {
  margin: 0 0 1rem 0;
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--cor-texto-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: "Inter", sans-serif;
}

.status h3 i {
  font-size: 1.1em;
  color: #8b5cf6;
}

.status-text {
  font-size: 1.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  background: linear-gradient(
    135deg,
    var(--cor-texto-primary) 0%,
    var(--cor-texto-secondary) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: "JetBrains Mono", monospace;
  position: relative;
  padding: 0.5rem 0;
}

.status-text::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 3rem;
  height: 2px;
  background: linear-gradient(90deg, transparent, #8b5cf6, transparent);
  border-radius: 1px;
}

/* Responsividade Moderna */
@media (max-width: 1024px) {
  .container {
    padding: 0 2rem;
  }

  .semaforo {
    padding: 2rem 1.5rem;
  }

  .controles .btn {
    min-width: 8rem;
    padding: 0.875rem 1.5rem;
  }

  .device-card {
    max-width: 500px;
  }

  /* Ajustes de alinhamento responsivo */
  .semaforo-container {
    margin-bottom: 2rem;
  }

  .device-status-container {
    margin-bottom: 1rem;
  }

  .device-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    max-width: 600px;
  }

  .stat-item {
    min-width: 160px;
    padding: 1rem;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 1.5rem;
  }

  h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 2rem;
  }

  .device-card {
    padding: 1.25rem;
    max-width: none;
  }

  .device-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .device-header .device-info {
    text-align: center;
    width: 100%;
  }

  .device-header .device-mode {
    align-self: center;
  }

  .device-stats {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    max-width: 400px;
  }

  .stat-item {
    padding: 0.875rem;
    min-width: 140px;
  }

  /* Melhor alinhamento em mobile */
  .semaforo-container,
  .device-status-container {
    margin-bottom: 1.5rem;
  }

  .device-card {
    max-width: 100%;
    margin: 0 auto;
  }

  .semaforo {
    padding: 1.5rem 1rem;
  }

  .led {
    width: 4rem;
    height: 4rem;
    margin: 1rem auto;
  }

  .led::after {
    top: 0.5rem;
    left: 0.5rem;
    width: 1.25rem;
    height: 1.25rem;
  }

  .controles {
    gap: 0.75rem;
  }

  .controles .btn {
    min-width: 7rem;
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
  }

  .status {
    padding: 1.5rem 2rem;
    min-width: 16rem;
  }

  .status h3 {
    font-size: 1.125rem;
  }

  .status-text {
    font-size: 1.25rem;
  }
}

@media (max-width: 640px) {
  body {
    padding: 1rem 0;
  }

  .device-card {
    padding: 1rem;
    margin: 0 0.5rem;
  }

  .device-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.75rem;
  }

  .device-stats {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .stat-item {
    padding: 0.5rem;
  }

  .stat-icon {
    width: 1.75rem;
    height: 1.75rem;
  }

  .alert-content {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }

  .controles {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }

  .controles .btn {
    width: 100%;
    max-width: 16rem;
    justify-content: center;
  }

  .led {
    width: 3.5rem;
    height: 3.5rem;
    margin: 0.75rem auto;
  }

  .led::after {
    top: 0.375rem;
    left: 0.375rem;
    width: 1rem;
    height: 1rem;
  }

  .semaforo {
    padding: 1.25rem 0.75rem;
  }

  .status {
    padding: 1.25rem 1.5rem;
    min-width: 14rem;
  }

  .status-text {
    font-size: 1.125rem;
    letter-spacing: 1px;
  }
}

@media (max-width: 480px) {
  .device-card {
    margin: 0;
    border-radius: var(--border-radius-lg);
  }

  .device-stats {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    max-width: 300px;
  }

  .stat-item {
    min-width: 100%;
  }

  .mode-badge {
    padding: 0.25rem 0.5rem;
    font-size: 0.625rem;
  }

  .status {
    margin: 0 1rem;
    min-width: auto;
    width: calc(100% - 2rem);
  }

  h1 {
    font-size: clamp(1.5rem, 3.5vw, 2rem);
  }

  .led {
    width: 3rem;
    height: 3rem;
  }

  .led::after {
    top: 0.25rem;
    left: 0.25rem;
    width: 0.75rem;
    height: 0.75rem;
  }
}

/* Efeitos e Animações Adicionais */
.fade-in {
  animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1.25rem;
  height: 1.25rem;
  margin: -0.625rem 0 0 -0.625rem;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top: 2px solid rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  z-index: 4;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Melhorias de Acessibilidade */
.controles .btn:focus {
  outline: 2px solid #8b5cf6;
  outline-offset: 2px;
}

.controles .btn:focus:not(:focus-visible) {
  outline: none;
}

/* Reduzir animações para usuários que preferem */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .semaforo:hover {
    transform: translateY(-2px);
  }

  .controles .btn:hover {
    transform: translateY(-1px);
  }
}

/* Temas para modo escuro automático */
@media (prefers-color-scheme: dark) {
  :root {
    --cor-superficie: rgba(255, 255, 255, 0.03);
    --cor-superficie-hover: rgba(255, 255, 255, 0.06);
  }
}

/* Estados de carregamento avançados */
.semaforo.loading {
  animation: semaforo-loading 2s ease-in-out infinite;
}

@keyframes semaforo-loading {
  0%,
  100% {
    box-shadow: var(--sombra-xl), inset 0 1px 0 rgba(255, 255, 255, 0.1),
      0 0 30px rgba(139, 92, 246, 0.1);
  }
  50% {
    box-shadow: var(--sombra-xl), inset 0 1px 0 rgba(255, 255, 255, 0.2),
      0 0 50px rgba(139, 92, 246, 0.2);
  }
}

/* Interações avançadas com cursor */
.controles .btn {
  cursor: pointer;
}

.controles .btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

.controles .btn:disabled:hover {
  transform: none !important;
  box-shadow: var(--sombra-md) !important;
}