@import "tailwindcss";
@import "tw-animate-css";

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

@theme inline {
  --font-sans: "Avenir Next", "SF Pro Rounded", "SF Pro Display", "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI Variable", sans-serif;

  --radius-sm: calc(var(--radius) - 4px);
  --radius-md: calc(var(--radius) - 2px);
  --radius-lg: var(--radius);
  --radius-xl: calc(var(--radius) + 4px);
  --radius-2xl: calc(var(--radius) + 10px);
  --radius-3xl: calc(var(--radius) + 16px);
  --radius-4xl: calc(var(--radius) + 22px);

  --color-background: var(--background);
  --color-foreground: var(--foreground);
  --color-card: var(--card);
  --color-card-foreground: var(--card-foreground);
  --color-popover: var(--popover);
  --color-popover-foreground: var(--popover-foreground);
  --color-primary: var(--primary);
  --color-primary-foreground: var(--primary-foreground);
  --color-secondary: var(--secondary);
  --color-secondary-foreground: var(--secondary-foreground);
  --color-muted: var(--muted);
  --color-muted-foreground: var(--muted-foreground);
  --color-accent: var(--accent);
  --color-accent-foreground: var(--accent-foreground);
  --color-destructive: var(--destructive);
  --color-border: var(--border);
  --color-input: var(--input);
  --color-ring: var(--ring);
  --color-chart-1: var(--chart-1);
  --color-chart-2: var(--chart-2);
  --color-chart-3: var(--chart-3);
  --color-chart-4: var(--chart-4);
  --color-chart-5: var(--chart-5);
  --color-sidebar: var(--sidebar);
  --color-sidebar-foreground: var(--sidebar-foreground);
  --color-sidebar-primary: var(--sidebar-primary);
  --color-sidebar-primary-foreground: var(--sidebar-primary-foreground);
  --color-sidebar-accent: var(--sidebar-accent);
  --color-sidebar-accent-foreground: var(--sidebar-accent-foreground);
  --color-sidebar-border: var(--sidebar-border);
  --color-sidebar-ring: var(--sidebar-ring);
  --color-brand: var(--brand);
  --color-brand-foreground: var(--brand-foreground);
  --color-success: var(--success);
  --color-warning: var(--warning);
}

 :root {
  --radius: 0.875rem;

  --background: #f5f1ea;
  --foreground: #171412;

  --card: #fffdf8;
  --card-foreground: #171412;

  --popover: #fffdf8;
  --popover-foreground: #171412;

  --primary: #8a6742;
  --primary-foreground: #fffaf4;

  --secondary: #ece4d7;
  --secondary-foreground: #2e241c;

  --muted: #efe8dd;
  --muted-foreground: #7c6f62;

  --accent: #e8dfd1;
  --accent-foreground: #4b3724;

  --destructive: #cb5f74;

  --border: #ddd2c2;
  --input: #cfbfaa;
  --ring: rgba(138, 103, 66, 0.22);

  --brand: #8a6742;
  --brand-foreground: #fffaf4;
  --success: #5e856b;
  --warning: #c98a45;

  --chart-1: #8a6742;
  --chart-2: #b79267;
  --chart-3: #6d7788;
  --chart-4: #5e856b;
  --chart-5: #c98253;

  --sidebar: #fffdf8;
  --sidebar-foreground: #171412;
  --sidebar-primary: #8a6742;
  --sidebar-primary-foreground: #fffaf4;
  --sidebar-accent: #e8dfd1;
  --sidebar-accent-foreground: #2e241c;
  --sidebar-border: #ddd2c2;
  --sidebar-ring: rgba(138, 103, 66, 0.22);

  --editor-surface: rgba(255, 251, 245, 0.92);
  --editor-surface-muted: rgba(239, 232, 221, 0.92);
  --editor-border: rgba(124, 111, 98, 0.22);
  --editor-border-strong: rgba(124, 111, 98, 0.36);
  --editor-shadow: rgba(23, 20, 18, 0.14);
  --editor-text: #2e241c;
  --editor-text-muted: rgba(46, 36, 28, 0.54);
  --editor-accent: #8a6742;
  --editor-accent-soft: rgba(138, 103, 66, 0.12);
  --editor-danger: #cb5f74;
  --editor-danger-soft: rgba(203, 95, 116, 0.12);

  --page-glow-1: rgba(206, 185, 156, 0.32);
  --page-glow-2: rgba(170, 142, 96, 0.18);
  --page-gradient-top: #fcfaf6;
  --page-gradient-bottom: #f5f1ea;
  --gradient-subtle-1: #fcfaf6;
  --gradient-subtle-2: #f1e8db;
  --gradient-subtle-3: #e6dac8;
  --gradient-brand-1: #3a2b1e;
  --gradient-brand-2: #8a6742;
  --gradient-brand-3: #d0b08c;
  --text-gradient-1: #171412;
  --text-gradient-2: #8a6742;
  --text-gradient-3: #c7a173;
  --glass-bg: rgba(255, 251, 245, 0.84);
  --glass-border: rgba(221, 210, 194, 0.92);
  --glow-shadow: rgba(138, 103, 66, 0.2);
  --brand-shadow: rgba(138, 103, 66, 0.26);
  --terminal-background: #17171d;
  --terminal-surface: #121218;
  --terminal-border: rgba(255, 255, 255, 0.08);
  --terminal-text: #f3f4f6;
  --terminal-text-muted: rgba(243, 244, 246, 0.66);
  --terminal-prompt: #b79267;
}

.dark {
  --background: #09090d;
  --foreground: #f5f7ff;

  --card: #12131a;
  --card-foreground: #f5f7ff;

  --popover: #141624;
  --popover-foreground: #f5f7ff;

  --primary: #8f7cff;
  --primary-foreground: #f8f7ff;

  --secondary: #171826;
  --secondary-foreground: #e8ebff;

  --muted: #131422;
  --muted-foreground: #9da2bf;

  --accent: #1b1d31;
  --accent-foreground: #d9ddff;

  --destructive: #ff7ea8;

  --border: rgba(126, 132, 173, 0.2);
  --input: rgba(126, 132, 173, 0.28);
  --ring: rgba(143, 124, 255, 0.36);

  --brand: #a18cff;
  --brand-foreground: #f8f7ff;
  --success: #48d7c2;
  --warning: #ffb86b;

  --chart-1: #8f7cff;
  --chart-2: #45d4ff;
  --chart-3: #5f7cff;
  --chart-4: #ff78b8;
  --chart-5: #ffb86b;

  --sidebar: #0f1018;
  --sidebar-foreground: #f5f7ff;
  --sidebar-primary: #8f7cff;
  --sidebar-primary-foreground: #f8f7ff;
  --sidebar-accent: #1b1d31;
  --sidebar-accent-foreground: #f5f7ff;
  --sidebar-border: rgba(126, 132, 173, 0.2);
  --sidebar-ring: rgba(143, 124, 255, 0.36);

  --editor-surface: rgba(18, 19, 26, 0.92);
  --editor-surface-muted: rgba(27, 29, 49, 0.86);
  --editor-border: rgba(126, 132, 173, 0.2);
  --editor-border-strong: rgba(126, 132, 173, 0.34);
  --editor-shadow: rgba(0, 0, 0, 0.32);
  --editor-text: #f5f7ff;
  --editor-text-muted: rgba(245, 247, 255, 0.58);
  --editor-accent: #8f7cff;
  --editor-accent-soft: rgba(143, 124, 255, 0.16);
  --editor-danger: #ff7ea8;
  --editor-danger-soft: rgba(255, 126, 168, 0.16);

  --page-glow-1: rgba(143, 124, 255, 0.2);
  --page-glow-2: rgba(69, 212, 255, 0.12);
  --page-gradient-top: #151625;
  --page-gradient-bottom: #09090d;
  --gradient-subtle-1: #191b2d;
  --gradient-subtle-2: #10111b;
  --gradient-subtle-3: #09090d;
  --gradient-brand-1: #6156ff;
  --gradient-brand-2: #9a7cff;
  --gradient-brand-3: #45d4ff;
  --text-gradient-1: #f5f7ff;
  --text-gradient-2: #a18cff;
  --text-gradient-3: #45d4ff;
  --glass-bg: rgba(18, 19, 26, 0.84);
  --glass-border: rgba(126, 132, 173, 0.18);
  --glow-shadow: rgba(143, 124, 255, 0.22);
  --brand-shadow: rgba(143, 124, 255, 0.28);
  --terminal-background: #12131a;
  --terminal-surface: #0d0f16;
  --terminal-border: rgba(255, 255, 255, 0.08);
  --terminal-text: #f5f7ff;
  --terminal-text-muted: rgba(245, 247, 255, 0.64);
  --terminal-prompt: #a18cff;
}

@layer base {
  * {
    @apply border-border outline-ring/50;
  }

  html {
    font-family: "Avenir Next", "SF Pro Rounded", "SF Pro Display", "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI Variable", sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
  }

  body {
    @apply bg-background text-foreground;
    font-feature-settings: "cv02", "cv03", "cv04", "cv11";
    min-height: 100vh;
    background-image:
      radial-gradient(circle at top left, var(--page-glow-1), transparent 34%),
      radial-gradient(circle at 85% 12%, var(--page-glow-2), transparent 22%),
      linear-gradient(180deg, var(--page-gradient-top) 0%, var(--page-gradient-bottom) 100%);
    background-attachment: fixed;
  }

  ::selection {
    background: var(--ring);
    color: var(--foreground);
  }

  @keyframes artifact-shuffle-in {
    0% {
      opacity: 0;
      transform: translateY(24px) scale(0.9) rotate(-4deg);
    }
    40% {
      opacity: 1;
      transform: translateY(-6px) scale(1.03) rotate(2deg);
    }
    70% {
      transform: translateY(3px) scale(0.98) rotate(-1deg);
    }
    100% {
      opacity: 1;
      transform: translateY(0) scale(1) rotate(0deg);
    }
  }

  .animate-artifact-shuffle-in {
    animation-name: artifact-shuffle-in;
    animation-duration: 800ms;
    animation-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
    animation-fill-mode: backwards;
  }

  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
      scroll-behavior: auto !important;
    }
  }
}

@layer components {
  .card {
    @apply rounded-xl bg-card;
    border: 1px solid var(--border);
    box-shadow:
      0 1px 2px rgba(16, 38, 52, 0.03),
      0 14px 34px rgba(16, 38, 52, 0.06);
  }

  .card:hover {
    border-color: color-mix(in srgb, var(--primary) 20%, var(--border));
    box-shadow:
      0 1px 2px rgba(16, 38, 52, 0.04),
      0 18px 42px rgba(16, 38, 52, 0.08);
  }

  .dark .card {
    box-shadow:
      0 1px 2px rgba(0, 0, 0, 0.28),
      0 18px 48px rgba(0, 0, 0, 0.24);
  }

  .glow-effect {
    box-shadow: 0 14px 32px var(--glow-shadow);
  }

  .dark .glow-effect {
    box-shadow: 0 14px 38px var(--glow-shadow);
  }

  .btn-brand {
    @apply bg-primary text-primary-foreground transition-all duration-200;
  }

  .btn-brand:hover {
    box-shadow: 0 12px 26px var(--brand-shadow);
  }

  .surface-panel {
    background: color-mix(in srgb, var(--card) 92%, white 8%);
    border: 1px solid var(--border);
    box-shadow:
      0 1px 2px rgba(16, 38, 52, 0.03),
      0 22px 52px rgba(16, 38, 52, 0.08);
    backdrop-filter: blur(14px);
  }

  .surface-subtle {
    background: color-mix(in srgb, var(--card) 84%, transparent);
    border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
  }

  .prose {
    @apply text-foreground leading-relaxed;
  }

  .prose h1 { @apply mt-6 mb-4 text-2xl font-bold; }
  .prose h2 { @apply mt-5 mb-3 text-xl font-bold; }
  .prose h3 { @apply mt-4 mb-2 text-lg font-bold; }
  .prose p { @apply my-3; }
  .prose ul { @apply my-3 list-disc pl-6; }
  .prose ol { @apply my-3 list-decimal pl-6; }
  .prose li { @apply my-1; }
  .prose blockquote { @apply my-4 border-l-4 border-muted pl-4 italic; }
  .prose code { @apply rounded bg-muted px-1.5 py-0.5 font-mono text-sm; }
  .prose pre { @apply my-4 overflow-x-auto rounded-xl border border-border bg-card p-4; }
  .prose pre code { @apply bg-transparent p-0; }
  .prose table { @apply my-6 w-full border-collapse text-sm; }
  .prose th { @apply border border-border bg-muted/50 px-4 py-2 text-left font-bold; }
  .prose td { @apply border border-border px-4 py-2; }
  .prose tr:nth-child(even) { @apply bg-muted/20; }
}

@layer utilities {
  .transition-default {
    @apply transition-all duration-200 ease-out;
  }

  .custom-scrollbar::-webkit-scrollbar {
    width: 4px;
    height: 4px;
  }

  .custom-scrollbar::-webkit-scrollbar-track {
    background-color: transparent;
  }

  .custom-scrollbar::-webkit-scrollbar-thumb {
    background-color: rgba(97, 119, 133, 0.36);
    border-radius: 9999px;
  }

  .custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background-color: rgba(97, 119, 133, 0.5);
  }

  .dark .custom-scrollbar::-webkit-scrollbar-thumb {
    background-color: rgba(159, 180, 188, 0.24);
    border-radius: 9999px;
  }

  .dark .custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background-color: rgba(159, 180, 188, 0.36);
  }

  .bg-gradient-subtle {
    background: linear-gradient(180deg, var(--gradient-subtle-1) 0%, var(--gradient-subtle-2) 52%, var(--gradient-subtle-3) 100%);
  }

  .dark .bg-gradient-subtle {
    background: linear-gradient(180deg, var(--gradient-subtle-1) 0%, var(--gradient-subtle-2) 50%, var(--gradient-subtle-3) 100%);
  }

  .bg-gradient-brand {
    background: linear-gradient(135deg, var(--gradient-brand-1) 0%, var(--gradient-brand-2) 48%, var(--gradient-brand-3) 100%);
  }

  .glass {
    @apply backdrop-blur-md;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
  }

  .dark .glass {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
  }

  .hover-lift {
    @apply transition-all duration-200 ease-out;
  }

  .hover-lift:hover {
    transform: translateY(-2px);
    box-shadow:
      0 10px 22px rgba(16, 38, 52, 0.08),
      0 4px 10px rgba(16, 38, 52, 0.04);
  }

  .dark .hover-lift:hover {
    box-shadow:
      0 8px 16px rgba(0, 0, 0, 0.3),
      0 4px 8px rgba(0, 0, 0, 0.16);
  }

  .press-effect {
    @apply transition-transform duration-100 ease-out;
  }

  .press-effect:active {
    transform: scale(0.98);
  }

  .focus-ring {
    @apply outline-none ring-2 ring-primary/20 ring-offset-2 ring-offset-background;
  }

  .text-gradient {
    @apply bg-clip-text text-transparent;
    background-image: linear-gradient(135deg, var(--text-gradient-1) 0%, var(--text-gradient-2) 48%, var(--text-gradient-3) 100%);
  }

  .dark .text-gradient {
    background-image: linear-gradient(135deg, var(--text-gradient-1) 0%, var(--text-gradient-2) 46%, var(--text-gradient-3) 100%);
  }

  .text-brand {
    color: var(--brand);
  }

  .shadow-soft {
    box-shadow:
      0 4px 12px rgba(16, 38, 52, 0.04),
      0 10px 24px rgba(16, 38, 52, 0.05);
  }

  .border-hover {
    @apply border border-border transition-colors duration-200;
  }

  .border-hover:hover {
    border-color: color-mix(in srgb, var(--primary) 30%, var(--border));
  }

  /* ================================================
   * 全局覆盖 slate/zinc 硬编码颜色 → 语义变量
   * slate 色系为冷色调（偏蓝），本项目为暖色调，
   * 统一替换确保亮色/深色模式下颜色风格一致
   * ================================================ */

  /* 背景 */
  .bg-white {
    background-color: var(--card);
  }

  .bg-slate-50,
  .bg-zinc-50,
  .bg-gray-50 {
    background-color: var(--card);
  }

  .bg-slate-100,
  .bg-zinc-100 {
    background-color: var(--accent);
  }

  /* 文字 */
  .text-black,
  .text-slate-900,
  .text-zinc-900 {
    color: var(--foreground);
  }

  .text-slate-800,
  .text-zinc-800,
  .text-slate-700,
  .text-zinc-700 {
    color: color-mix(in srgb, var(--foreground) 80%, transparent);
  }

  .text-slate-600,
  .text-zinc-600 {
    color: color-mix(in srgb, var(--muted-foreground) 120%, transparent);
  }

  .text-slate-500,
  .text-zinc-500,
  .text-gray-500,
  .text-slate-400,
  .text-zinc-400,
  .text-gray-400 {
    color: var(--muted-foreground);
  }

  .text-slate-300,
  .text-zinc-300 {
    color: color-mix(in srgb, var(--muted-foreground) 60%, transparent);
  }

  /* 边框 */
  .border-slate-100,
  .border-slate-200,
  .border-zinc-100,
  .border-zinc-200 {
    border-color: var(--border);
  }

  .border-slate-700,
  .border-slate-800,
  .border-zinc-700,
  .border-zinc-800 {
    border-color: var(--border);
  }

  /* hover 背景 */
  .hover\:bg-slate-50:hover,
  .hover\:bg-slate-100:hover,
  .hover\:bg-zinc-50:hover,
  .hover\:bg-zinc-100:hover {
    background-color: var(--accent);
  }

  .editor-floating-panel {
    background: var(--editor-surface);
    border: 1px solid var(--editor-border);
    box-shadow:
      0 18px 44px var(--editor-shadow),
      inset 0 1px 0 rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(18px);
  }

  .editor-floating-panel-soft {
    background: var(--editor-surface);
    border: 1px solid var(--editor-border);
    box-shadow:
      0 12px 34px var(--editor-shadow),
      inset 0 1px 0 rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(18px);
  }

  .editor-toolbar-chip {
    background: var(--editor-surface-muted);
    border: 1px solid transparent;
    color: var(--editor-text);
  }

  .editor-toolbar-chip:hover {
    background: color-mix(in srgb, var(--editor-accent-soft) 55%, var(--editor-surface-muted));
  }

  .editor-toolbar-chip-active {
    background: var(--editor-accent-soft);
    color: var(--editor-accent);
  }

  .editor-toolbar-divider {
    background: var(--editor-border);
  }

  .editor-toolbar-danger {
    background: var(--editor-danger-soft);
    color: var(--editor-danger);
  }

  /* 深色背景（终端/代码块）保留不覆盖：bg-slate-900 bg-slate-950 */
}