@import "tailwindcss";
@plugin "@tailwindcss/typography";
@custom-variant dark (&:where(.dark, .dark *));

/* ─────────────────────────────────────────────────────────────────────────
 * Spacing scale: locked.
 * Card padding: p-6. Section gap: space-y-8. Form/control gap: gap-4.
 * Allowed Tailwind values: 1, 2, 3, 4, 6, 8, 10, 12. No 2.5 / 5.
 * Sidebar width is md:w-64 (256px); main offset matches md:pl-64.
 * ───────────────────────────────────────────────────────────────────────── */

:root {
  color-scheme: light;
  /* Grayscale Chrome Palette: paper white + warm beige */

  --background: 0 0% 100%;
  --foreground: 0 0% 9%;

  --card: 0 0% 100%;
  --card-foreground: 0 0% 9%;

  --popover: 0 0% 100%;
  --popover-foreground: 0 0% 9%;

  --primary: 0 0% 9%;
  --primary-foreground: 0 0% 100%;

  --secondary: 40 11% 89%;                /* Warm beige paper chip */
  --secondary-foreground: 0 0% 9%;

  --muted: 40 8% 93%;
  --muted-foreground: 0 0% 40%;

  --accent: 40 8% 93%;
  --accent-foreground: 0 0% 9%;

  --destructive: 6 36% 48%;               /* Muted terracotta */
  --destructive-foreground: 0 0% 100%;

  --border: 45 5% 85%;
  --input: 45 5% 85%;
  --ring: 0 0% 9%;

  /* Radius */
  --radius: 0.5rem;

  /* Success: Sage green */
  --success: 155 25% 40%;
  --success-foreground: 0 0% 100%;

  /* Warning: Muted ochre */
  --warning: 38 55% 50%;
  --warning-foreground: 0 0% 9%;

  --warm-accent: 38 45% 52%;

  /* Chart colors */
  --chart-1: 155 25% 40%;
  --chart-2: 6 36% 48%;
  --chart-3: 38 55% 50%;
  --chart-4: 0 0% 50%;

  /* Custom tokens */
  --font-display: var(--font-hedvig-serif), Georgia, serif;
  --font-body: var(--font-geist-sans), system-ui, sans-serif;

  /* Shadows: barely-there; chrome relies on hairline borders */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.03), 0 1px 1px rgba(15, 23, 42, 0.02);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.03);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.05);

  /* Animation */
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-base: 300ms;
  --duration-slow: 500ms;
}

.dark {
  color-scheme: dark;

  --background: 0 0% 7%;
  --foreground: 0 0% 87%;

  --card: 0 0% 11%;
  --card-foreground: 0 0% 87%;

  --popover: 0 0% 11%;
  --popover-foreground: 0 0% 87%;

  --primary: 0 0% 87%;
  --primary-foreground: 0 0% 7%;

  --secondary: 0 0% 14%;
  --secondary-foreground: 0 0% 87%;

  --muted: 0 0% 16%;
  --muted-foreground: 0 0% 50%;

  --accent: 0 0% 16%;
  --accent-foreground: 0 0% 87%;

  --destructive: 6 32% 56%;
  --destructive-foreground: 0 0% 100%;

  --border: 45 4% 18%;
  --input: 45 4% 18%;
  --ring: 0 0% 87%;

  --success: 155 22% 48%;
  --success-foreground: 0 0% 100%;

  --warning: 38 50% 55%;
  --warning-foreground: 38 50% 90%;

  --warm-accent: 38 42% 58%;

  --chart-1: 155 22% 48%;
  --chart-2: 6 32% 56%;
  --chart-3: 38 50% 55%;
  --chart-4: 0 0% 55%;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.45);
}

@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));
  --color-success: hsl(var(--success));
  --color-success-foreground: hsl(var(--success-foreground));
  --color-warning: hsl(var(--warning));
  --color-warning-foreground: hsl(var(--warning-foreground));
  --color-warm-accent: hsl(var(--warm-accent));
  --radius-lg: var(--radius);
  --radius-md: calc(var(--radius) - 2px);
  --radius-sm: calc(var(--radius) - 4px);
  --font-sans: var(--font-body);
  --font-mono: var(--font-geist-mono), monospace;
  --font-serif: var(--font-display);
}

* {
  border-color: hsl(var(--border));
}

body {
  background-color: hsl(var(--background));
  color: hsl(var(--foreground));
  font-family: var(--font-body);
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}


/* Display typography - Fraunces */
.font-display {
  font-family: var(--font-display);
  font-optical-sizing: auto;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.015em;
  font-optical-sizing: auto;
}

/* Number styling - tabular for alignment */
.tabular-nums {
  font-variant-numeric: tabular-nums;
}

/* Text balance for better line wrapping on descriptions */
.text-balance {
  text-wrap: balance;
}

/* Safe area padding for mobile devices with notch/home indicator */
.safe-area-bottom {
  padding-bottom: max(0.5rem, env(safe-area-inset-bottom));
}

/* Main content padding: clears bottom nav + safe area on mobile */
.safe-area-main-padding {
  padding-bottom: calc(5rem + env(safe-area-inset-bottom, 0px));
}

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

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-8px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.96);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes gentlePulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* Three-dot "typing" indicator used by the agent chat pre-token bubble.
   Each dot rides the same wave but with staggered animation-delay so the
   bounce reads left-to-right. */
@keyframes typingDot {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.35; }
  30% { transform: translateY(-3px); opacity: 1; }
}

.animate-typing-dot {
  animation: typingDot 1.1s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .animate-typing-dot {
    animation: gentlePulse 1.6s ease-in-out infinite;
    transform: none;
  }
}

/* Staggered entrance animation */
.stagger-enter > * {
  animation: slideUp var(--duration-slow) var(--ease-out) both;
}
.stagger-enter > *:nth-child(1) { animation-delay: 0ms; }
.stagger-enter > *:nth-child(2) { animation-delay: 80ms; }
.stagger-enter > *:nth-child(3) { animation-delay: 160ms; }
.stagger-enter > *:nth-child(4) { animation-delay: 240ms; }
.stagger-enter > *:nth-child(5) { animation-delay: 320ms; }
.stagger-enter > *:nth-child(6) { animation-delay: 400ms; }
.stagger-enter > *:nth-child(7) { animation-delay: 480ms; }
.stagger-enter > *:nth-child(8) { animation-delay: 560ms; }
.stagger-enter > *:nth-child(9) { animation-delay: 640ms; }
.stagger-enter > *:nth-child(10) { animation-delay: 720ms; }

/* Utility animations */
.animate-fade-in {
  animation: fadeIn var(--duration-base) var(--ease-out);
}

.animate-slide-up {
  animation: slideUp var(--duration-slow) var(--ease-out);
}

.animate-scale-in {
  animation: scaleIn var(--duration-base) var(--ease-out);
}

/* Soft focus states */
.focus-ring:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px hsl(var(--background)),
              0 0 0 4px hsl(var(--primary) / 0.35);
}

/* Custom scrollbar - minimal */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: hsl(var(--muted-foreground) / 0.2);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: hsl(var(--muted-foreground) / 0.3);
}

/* Hide scrollbar utility */
.scrollbar-hide {
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.scrollbar-hide::-webkit-scrollbar {
  display: none;
}

/* Hide number input spinners */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] {
  -moz-appearance: textfield;
}

/* Selection color */
::selection {
  background: hsl(var(--primary) / 0.15);
  color: hsl(var(--foreground));
}

.dark ::selection {
  background: hsl(var(--primary) / 0.3);
  color: hsl(var(--foreground));
}

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

  .stagger-enter > * {
    animation: none;
    opacity: 1;
  }
}