@tailwind base;
@tailwind components;
@tailwind utilities;

:root {
  --foreground-rgb: 0, 0, 0;
  --background-start-rgb: 250, 250, 250;
  --background-end-rgb: 255, 255, 255;
}

@media (prefers-color-scheme: dark) {
  :root {
    --foreground-rgb: 255, 255, 255;
    --background-start-rgb: 18, 18, 18;
    --background-end-rgb: 0, 0, 0;
  }
}

body {
  color: rgb(var(--foreground-rgb));
  background: linear-gradient(
      to bottom,
      transparent,
      rgb(var(--background-end-rgb))
    )
    rgb(var(--background-start-rgb));
}

/* Apple-style button */
.btn-apple {
  @apply px-6 py-2.5 rounded-apple font-medium transition-all duration-200 shadow-apple hover:shadow-apple-lg;
}

.btn-primary {
  @apply btn-apple bg-gray-900 dark:bg-gray-700 text-white hover:bg-gray-800 dark:hover:bg-gray-600 active:scale-95;
}

.btn-secondary {
  @apply btn-apple bg-gray-200 dark:bg-gray-700 text-gray-900 dark:text-gray-200 hover:bg-gray-300 dark:hover:bg-gray-600 active:scale-95;
}

.btn-danger {
  @apply btn-apple bg-red-600 dark:bg-red-700 text-white hover:bg-red-700 dark:hover:bg-red-600 active:scale-95;
}

/* Apple-style input */
.input-apple {
  @apply w-full px-4 py-3 rounded-apple border border-gray-300 dark:border-gray-600 dark:bg-gray-800 dark:text-white focus:border-gray-900 dark:focus:border-gray-400 focus:ring-2 focus:ring-gray-200 dark:focus:ring-gray-600 outline-none transition-all;
}

/* Apple-style card */
.card-apple {
  @apply bg-white dark:bg-gray-800 rounded-apple shadow-apple hover:shadow-apple-lg transition-all duration-300 border border-transparent dark:border-gray-700;
}


/* 淡入动画 */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.3s ease-out;
}