@import "tailwindcss";

@layer base {
  :root {
    --theme-bg-base: #f5f2ea;
    --theme-bg-surface: #fffdf8;
    --theme-bg-surface-alt: #eeeae0;
    --theme-bg-callout: #ebe9ff;
    --theme-primary: #4f46e5;
    --theme-primary-hover: #3f37c9;
    --theme-primary-light: #756ef0;
    --theme-accent: #f97360;
    --theme-text-heading: #172033;
    --theme-text-body: #344054;
    --theme-text-secondary: #667085;
    --theme-text-muted: #8b91a0;
    --theme-border: #d7d2c7;
    --theme-border-light: #e7e2d8;
    --theme-success: #25845f;
    --theme-success-bg: #e3f4ec;
    --theme-error: #c44747;
    --theme-error-bg: #fae8e5;
    --theme-badge-bg: #e8e5ff;
    --theme-badge-text: #4840bb;
    --theme-danger: #c44747;
    --theme-danger-hover: #a93636;
    --theme-shadow-card: 0 1px 2px rgba(23, 32, 51, 0.04), 0 8px 24px rgba(23, 32, 51, 0.055);
    --theme-shadow-card-hover: 0 2px 4px rgba(23, 32, 51, 0.05), 0 18px 40px rgba(23, 32, 51, 0.1);
    --theme-shadow-modal: 0 28px 80px rgba(23, 32, 51, 0.22);
  }

  :root.dark {
    --theme-bg-base: #0d1117;
    --theme-bg-surface: #151b23;
    --theme-bg-surface-alt: #1c2430;
    --theme-bg-callout: #25234a;
    --theme-primary: #8b83ff;
    --theme-primary-hover: #a49eff;
    --theme-primary-light: #b2adff;
    --theme-accent: #ff8a75;
    --theme-text-heading: #f6f3ec;
    --theme-text-body: #d8dde6;
    --theme-text-secondary: #aab3c0;
    --theme-text-muted: #7f8998;
    --theme-border: #354050;
    --theme-border-light: #293342;
    --theme-success: #58c596;
    --theme-success-bg: #173c30;
    --theme-error: #ff8177;
    --theme-error-bg: #472424;
    --theme-badge-bg: #2d2959;
    --theme-badge-text: #bbb7ff;
    --theme-danger: #ff8177;
    --theme-danger-hover: #ffa098;
    --theme-shadow-card: 0 1px 2px rgba(0, 0, 0, 0.3), 0 10px 30px rgba(0, 0, 0, 0.18);
    --theme-shadow-card-hover: 0 2px 4px rgba(0, 0, 0, 0.36), 0 20px 44px rgba(0, 0, 0, 0.28);
    --theme-shadow-modal: 0 30px 90px rgba(0, 0, 0, 0.55);
  }

  * {
    border-color: var(--theme-border-light);
  }

  html {
    background: var(--theme-bg-base);
    scroll-behavior: smooth;
  }

  body {
    min-width: 320px;
    background:
      radial-gradient(circle at 88% -10%, color-mix(in srgb, var(--theme-primary) 9%, transparent), transparent 32rem),
      var(--theme-bg-base);
    color: var(--theme-text-body);
    font-family: var(--font-manrope), ui-sans-serif, system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }

  button, a, input, textarea, select {
    outline-color: var(--theme-primary);
  }

  :focus-visible {
    outline: 3px solid color-mix(in srgb, var(--theme-primary) 45%, transparent);
    outline-offset: 3px;
  }

  button, [role="button"], a {
    -webkit-tap-highlight-color: transparent;
  }

  button:not(:disabled), [role="button"], a {
    cursor: pointer;
  }

  ::selection {
    background: color-mix(in srgb, var(--theme-primary) 24%, transparent);
  }
}

@theme inline {
  --color-bg-base: var(--theme-bg-base);
  --color-bg-surface: var(--theme-bg-surface);
  --color-bg-surface-alt: var(--theme-bg-surface-alt);
  --color-bg-callout: var(--theme-bg-callout);
  --color-primary: var(--theme-primary);
  --color-primary-hover: var(--theme-primary-hover);
  --color-primary-light: var(--theme-primary-light);
  --color-accent: var(--theme-accent);
  --color-text-heading: var(--theme-text-heading);
  --color-text-body: var(--theme-text-body);
  --color-text-secondary: var(--theme-text-secondary);
  --color-text-muted: var(--theme-text-muted);
  --color-border: var(--theme-border);
  --color-border-light: var(--theme-border-light);
  --color-success: var(--theme-success);
  --color-success-bg: var(--theme-success-bg);
  --color-error: var(--theme-error);
  --color-error-bg: var(--theme-error-bg);
  --color-badge-bg: var(--theme-badge-bg);
  --color-badge-text: var(--theme-badge-text);
  --color-danger: var(--theme-danger);
  --color-danger-hover: var(--theme-danger-hover);
  --font-sans: var(--font-manrope), ui-sans-serif, system-ui, sans-serif;
  --font-serif: var(--font-newsreader), ui-serif, Georgia, serif;
  --shadow-card: var(--theme-shadow-card);
  --shadow-card-hover: var(--theme-shadow-card-hover);
  --shadow-modal: var(--theme-shadow-modal);
  --ease-spring: cubic-bezier(0.22, 1, 0.36, 1);
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-border); border: 2px solid transparent; border-radius: 999px; background-clip: padding-box; }

.app-page {
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding: 2rem clamp(1rem, 3vw, 3rem) 5rem;
}

.editorial-title {
  font-family: var(--font-newsreader), Georgia, serif;
  font-weight: 600;
  letter-spacing: -0.035em;
}

.paper-grid {
  background-image: radial-gradient(color-mix(in srgb, var(--theme-text-muted) 18%, transparent) 0.7px, transparent 0.7px);
  background-size: 18px 18px;
}

.perspective-1000 { perspective: 1000px; }
.preserve-3d { transform-style: preserve-3d; }
.backface-hidden { backface-visibility: hidden; }
.rotate-y-180 { transform: rotateY(180deg); }
.rotate-x-180 { transform: rotateX(180deg); }

@keyframes swipeLeft { to { transform: translateX(-44px) rotate(-6deg); opacity: 0; } }
@keyframes swipeRight { to { transform: translateX(44px) rotate(6deg); opacity: 0; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(14px) scale(.985); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes subtlePulse { 0%, 100% { opacity: 1; } 50% { opacity: .58; } }

.animate-swipe-left { animation: swipeLeft .36s var(--ease-spring) forwards; }
.animate-swipe-right { animation: swipeRight .36s var(--ease-spring) forwards; }
.animate-fade-in { animation: fadeIn .2s ease-out; }
.animate-slide-up { animation: slideUp .32s var(--ease-spring); }
.animate-subtle-pulse { animation: subtlePulse 1.7s ease-in-out infinite; }

.markdown-content h1 { font-size: 1.5rem; font-weight: 700; margin-bottom: .5rem; color: var(--color-text-heading); }
.markdown-content h2 { font-size: 1.25rem; font-weight: 650; margin-bottom: .5rem; color: var(--color-text-heading); }
.markdown-content h3 { font-size: 1.125rem; font-weight: 650; margin-bottom: .5rem; color: var(--color-text-heading); }
.markdown-content p { margin-bottom: .75rem; line-height: 1.72; }
.markdown-content ul { list-style: disc; padding-left: 1.35rem; margin-bottom: .75rem; }
.markdown-content ol { list-style: decimal; padding-left: 1.35rem; margin-bottom: .75rem; }
.markdown-content li { margin-bottom: .25rem; line-height: 1.65; }
.markdown-content strong { font-weight: 700; color: var(--color-text-heading); }
.markdown-content code { background: var(--color-bg-surface-alt); padding: .15rem .4rem; border-radius: .35rem; font-size: .875rem; }
.markdown-content table { border-collapse: collapse; width: 100%; margin-bottom: .75rem; }
.markdown-content th { background: var(--color-bg-surface-alt); font-weight: 650; text-align: left; padding: .6rem .8rem; border: 1px solid var(--color-border-light); }
.markdown-content td { padding: .6rem .8rem; border: 1px solid var(--color-border-light); }
.markdown-content *:last-child { margin-bottom: 0; }

@media (max-width: 767px) {
  .app-page { padding-top: 1.25rem; padding-bottom: 6rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}