/* Estilos generales */
body {
  margin: 24px;
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
  --accent-color: #076EFF;
  color: #333;
  background-color: #f9f9f9;
}

/* Navbar personalizado */
.navbar-brand img {
  max-height: 40px;
}

.navbar {
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

/* Contenedores y cards */
.card {
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.05);
  border: none;
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

/* Botones personalizados */
.btn {
  border-radius: 50px;
  padding: 8px 20px;
  transition: all 0.3s;
}

.btn-primary {
  background: linear-gradient(45deg, #4776e6, #8e54e9);
  border: none;
}

.btn-primary:hover {
  background: linear-gradient(45deg, #3d68d8, #7a4ac7);
  transform: translateY(-2px);
}

.btn-outline-primary {
  border-color: #4776e6;
  color: #4776e6;
}

.btn-outline-primary:hover {
  background: linear-gradient(45deg, #4776e6, #8e54e9);
  border-color: transparent;
}

/* Animaciones */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fade-in {
  animation: fadeIn 0.5s ease-in;
}

/* Elementos de feedback */
.toast {
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* Personalización para modo oscuro */
@media (prefers-color-scheme: dark) {
  body {
    background-color: #212529;
    color: #f8f9fa;
  }
  
  .card {
    background-color: #2c3237;
    color: #f8f9fa;
  }
  
  .bg-light {
    background-color: #2c3237 !important;
  }
  
  .text-muted {
    color: #adb5bd !important;
  }
}

main {
  box-sizing: border-box;
  width: 100%;
  padding: 24px;
  max-width: 460px;
  margin: 0 auto;
  border-radius: 20px;
}

* {
  outline-color: var(--accent-color);
}

main {
  background-color: #fff;
}

h1 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 auto;
  font-size: 24px;
}

h1::before {
  content: '';
  display: inline-block;
  background: url(gemini.svg);
  width: 40px;
  height: 40px;
  background-size: cover;
}

form {
  margin: 0;
}

.image-picker {
  display: flex;
  width: 100%;
  gap: 8px;
  margin-top: 24px;
}

.image-choice {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
}

.image-choice:has(:checked)::before {
  pointer-events: none;
  position: absolute;
  right: 8px;
  top: 8px;
  z-index: 1;
  color: white;
  content: '✓';
  background-color: var(--accent-color);
  width: 16px;
  height: 16px;
  display: grid;
  place-items: center;
  font-weight: bold;
  border-radius: 100px;
  box-shadow: 0 0 0 2px #fff;
}

.image-choice:has(:checked)::after {
  content: '';
  position: absolute;
  pointer-events: none;
  inset: 0;
  border-radius: 8px;
  box-shadow:
    0 0 0 2px var(--accent-color) inset,
    0 0 0 4px #fff inset;
}

.image-choice img {
  width: 100%;
}

.image-choice input {
  opacity: 0;
  position: absolute;
}

.image-choice:focus-within::after {
  box-shadow: 0 0 0 4px var(--accent-color) inset;
}

.prompt-box {
  margin: 24px 0;
  width: 100%;
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

label {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 8px;
  font-size: 12px;
}

input,
button {
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 12px 16px;
  font-family: unset;
  font-size: 16px;
}

button {
  border-color: var(--accent-color);
  background-color: var(--accent-color);
  color: white;
  font-weight: bold;
  cursor: pointer;
  opacity: 1;
}

button:focus-visible {
  outline: 2px solid white;
  outline-offset: -4px;
}

button:hover {
  opacity: 0.95;
}