@import "tailwindcss";

@custom-variant dark (&:where(.dark, .dark *));

:root {
  --background: 0 0% 100%;
  --foreground: 222.2 84% 4.9%;
  --card: 0 0% 100%;
  --card-foreground: 222.2 84% 4.9%;
  --popover: 0 0% 100%;
  --popover-foreground: 222.2 84% 4.9%;
  --primary: 222.2 47.4% 11.2%;
  --primary-foreground: 210 40% 98%;
  --secondary: 210 40% 96.1%;
  --secondary-foreground: 222.2 47.4% 11.2%;
  --muted: 210 40% 96.1%;
  --muted-foreground: 215.4 16.3% 46.9%;
  --accent: 210 40% 96.1%;
  --accent-foreground: 222.2 47.4% 11.2%;
  --destructive: 0 84.2% 60.2%;
  --destructive-foreground: 210 40% 98%;
  --border: 214.3 31.8% 91.4%;
  --input: 214.3 31.8% 91.4%;
  --ring: 222.2 84% 4.9%;
  --radius: 0.5rem;
  --chart-1: 12 76% 61%;
  --chart-2: 173 58% 39%;
  --chart-3: 197 37% 24%;
  --chart-4: 43 74% 66%;
  --chart-5: 27 87% 67%;

  /* Motion Tokens（克制动效：统一时长/缓动/位移，避免各处散写导致风格飘） */
  --motion-duration-press: 100ms;
  --motion-duration-hover: 150ms;
  --motion-duration-enter: 200ms;
  --motion-duration-content: 280ms;
  --motion-duration-collapse: 280ms;
  --motion-ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
  --motion-distance-1: 4px;
}

:root.dark {
  --background: 222.2 84% 4.9%;
  --foreground: 210 40% 98%;
  --card: 222.2 84% 4.9%;
  --card-foreground: 210 40% 98%;
  --popover: 222.2 84% 4.9%;
  --popover-foreground: 210 40% 98%;
  --primary: 210 40% 98%;
  --primary-foreground: 222.2 47.4% 11.2%;
  --secondary: 217.2 32.6% 17.5%;
  --secondary-foreground: 210 40% 98%;
  --muted: 217.2 32.6% 17.5%;
  --muted-foreground: 215 20.2% 65.1%;
  --accent: 217.2 32.6% 17.5%;
  --accent-foreground: 210 40% 98%;
  --destructive: 0 62.8% 30.6%;
  --destructive-foreground: 210 40% 98%;
  --border: 217.2 32.6% 17.5%;
  --input: 217.2 32.6% 17.5%;
  --ring: 212.7 26.8% 83.9%;
  --chart-1: 220 70% 50%;
  --chart-2: 160 60% 45%;
  --chart-3: 30 80% 55%;
  --chart-4: 280 65% 60%;
  --chart-5: 340 75% 55%;
}

@theme inline {
  --color-background: hsl(var(--background));
  --color-foreground: hsl(var(--foreground));
  --color-card: hsl(var(--card));
  --color-card-foreground: hsl(var(--card-foreground));
  --color-popover: hsl(var(--popover));
  --color-popover-foreground: hsl(var(--popover-foreground));
  --color-primary: hsl(var(--primary));
  --color-primary-foreground: hsl(var(--primary-foreground));
  --color-secondary: hsl(var(--secondary));
  --color-secondary-foreground: hsl(var(--secondary-foreground));
  --color-muted: hsl(var(--muted));
  --color-muted-foreground: hsl(var(--muted-foreground));
  --color-accent: hsl(var(--accent));
  --color-accent-foreground: hsl(var(--accent-foreground));
  --color-destructive: hsl(var(--destructive));
  --color-destructive-foreground: hsl(var(--destructive-foreground));
  --color-border: hsl(var(--border));
  --color-input: hsl(var(--input));
  --color-ring: hsl(var(--ring));
}

@keyframes ch-fade-in-up {
  from {
    opacity: 0;
    transform: translateY(var(--motion-distance-1));
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ch-enter {
  animation: ch-fade-in-up var(--motion-duration-content) var(--motion-ease-standard) both;
}

@keyframes ch-collapsible-down {
  from {
    height: 0;
    opacity: 0;
  }
  to {
    height: var(--radix-collapsible-content-height);
    opacity: 1;
  }
}

@keyframes ch-collapsible-up {
  from {
    height: var(--radix-collapsible-content-height);
    opacity: 1;
  }
  to {
    height: 0;
    opacity: 0;
  }
}

.ch-collapsible-content {
  overflow: hidden;
  will-change: height;
}

.ch-collapsible-content[data-state="open"] {
  animation: ch-collapsible-down var(--motion-duration-collapse) var(--motion-ease-standard) both;
}

.ch-collapsible-content[data-state="closed"] {
  animation: ch-collapsible-up var(--motion-duration-collapse) var(--motion-ease-standard) both;
}

* {
  @apply border-border;
}

body {
  @apply bg-background text-foreground;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji",
    "Segoe UI Emoji";
  text-rendering: optimizeLegibility;
}

.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.no-scrollbar::-webkit-scrollbar {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --motion-duration-press: 1ms;
    --motion-duration-hover: 1ms;
    --motion-duration-enter: 1ms;
    --motion-duration-content: 1ms;
    --motion-duration-collapse: 1ms;
    --motion-distance-1: 0px;
  }

  html {
    scroll-behavior: auto !important;
  }

  .animate-pulse {
    animation: none !important;
  }

  .ch-enter {
    animation: none !important;
  }
}