:root {
  --primary-color: #00b9e3;
  --primary-dark: #009cb8;
  --bg-page: radial-gradient(circle at top right, #1e293b, #0f172a, #020617);
  --bg-card: rgba(30, 41, 59, 0.7);
  --bg-card-border: rgba(255, 255, 255, 0.08);
  --bg-surface: rgba(30, 41, 59, 0.4);
  --bg-input: rgba(15, 23, 42, 0.6);
  --bg-input-border: rgba(255, 255, 255, 0.1);
  --text-primary: #f8fafc;
  --text-light: #f8fafc;
  --text-muted: #94a3b8;
  --text-secondary: #d1d5db;
  --surface-border: rgba(255, 255, 255, 0.1);
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.12);
  --success-border: rgba(16, 185, 129, 0.3);
  --success-text: #d1fae5;
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.08);
  --danger-border: rgba(239, 68, 68, 0.18);
  --danger-text: #fee2e2;
  --shadow-color: rgba(0, 0, 0, 0.25);
  --bg-color: #020617;
  --bg-tools: rgba(30, 41, 59, 0.7);
  --bgc-input: rgba(15, 23, 42, 0.6);
  --cl-text: #f8fafc;
  --rack-color: #475569;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html[data-theme='light'] {
  --bg-page: radial-gradient(circle at top right, #ffffff, #f3f4f6, #e5e7eb);
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-border: rgba(15, 23, 42, 0.12);
  --bg-surface: rgba(255, 255, 255, 0.9);
  --bg-input: #f8fafc;
  --bg-input-border: rgba(15, 23, 42, 0.15);
  --text-primary: #0f172a;
  --text-light: #0f172a;
  --text-muted: #475569;
  --text-secondary: #334155;
  --surface-border: rgba(15, 23, 42, 0.08);
  --shadow-color: rgba(15, 23, 42, 0.12);
  --bg-color: #ffffff;
  --bg-tools: #f8fafc;
  --bgc-input: #f8fafc;
  --cl-text: #0f172a;
  --rack-color: #94a3b8;
  --success-bg: rgba(16, 185, 129, 0.12);
  --success-border: rgba(16, 185, 129, 0.3);
  --success-text: #0f5132;
  --danger-bg: rgba(248, 215, 218, 0.65);
  --danger-border: rgba(220, 53, 69, 0.25);
  --danger-text: #842029;
}

html[data-theme='dark'] {
  --bg-page: radial-gradient(circle at top right, #1e293b, #0f172a, #020617);
  --bg-card: rgba(30, 41, 59, 0.7);
  --bg-card-border: rgba(255, 255, 255, 0.08);
  --bg-surface: rgba(30, 41, 59, 0.4);
  --bg-input: rgba(15, 23, 42, 0.6);
  --bg-input-border: rgba(255, 255, 255, 0.1);
  --text-primary: #f8fafc;
  --text-light: #f8fafc;
  --text-muted: #94a3b8;
  --text-secondary: #d1d5db;
  --surface-border: rgba(255, 255, 255, 0.1);
  --shadow-color: rgba(0, 0, 0, 0.25);
  --bg-color: #020617;
  --bg-tools: rgba(30, 41, 59, 0.7);
  --bgc-input: rgba(15, 23, 42, 0.6);
  --cl-text: #f8fafc;
  --rack-color: #475569;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
}

body {
  background: var(--bg-page);
  color: var(--text-primary);
  min-height: 100vh;
  
  justify-content: center;
  align-items: center;
  overflow-x: hidden;
}

/* Formulario */
.theme-toggle {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  min-width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-tools);
  border: 1px solid var(--surface-border);
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
}

.theme-toggle:hover {
  background: rgba(255, 255, 255, 0.14);
}

@media (max-width: 470px) {
  .theme-toggle {
    position: absolute;
    top: 12px;     /* Ajusta este valor para separarlo del borde superior */
    right: 12px;   /* Ajusta este valor para separarlo del borde derecho */
    z-index: 10;   /* Evita que otros elementos se posicionen por encima */
  }
}

.form-group {
  margin-bottom: 24px;
  text-align: left;
  position: relative;
}

.form-label {
  display: block;
  font-size: 13.2px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.input-wrapper {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 17.6px;
  pointer-events: none;
}

.form-input {
  width: 100%;
  padding: 14px 16px 14px 44px;
  background: var(--bg-input);
  border: 1px solid var(--bg-input-border);
  border-radius: 12px;
  color: var(--text-light);
  font-size: 15.2px;
  transition: var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  background: var(--bg-input);
  box-shadow: 0 0 0 4px rgba(0, 185, 227, 0.15);
}



@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 640px) {
  .login-card {
    padding: 32px 24px;
  }
  .dashboard-header {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }
  .header-info {
    flex-direction: column;
    gap: 12px;
  }
  .device-grid {
    grid-template-columns: 1fr;
  }
}

.max-width-300px {
  max-width: 300px;
}