/* system.css — Looking Glass Design System Contract Tokens & Primitives */

@theme {
  --color-canvas: #0a0b0d;
  --color-surface: #101216;
  --color-surface-2: #15181c;
  --color-ink: #e7eaec;
  --color-ink-60: rgba(231, 234, 236, 0.62);
  --color-ink-30: rgba(231, 234, 236, 0.3);
  --color-accent: #b8f52e;
  --color-accent-deep: #8fd115;
  --color-accent-soft: rgba(184, 245, 46, 0.12);
  --color-chain: #2a2f38;

  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;

  --radius-sm: 0px;
  --radius-md: 2px;
  --radius-lg: 2px;

  --space-0: 0px;
  --space-1: 1px;
  --space-2: 2px;
  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-24: 24px;
  --space-32: 32px;
  --space-48: 48px;
  --space-64: 64px;
  --space-96: 96px;
}

:root {
  /* Colors */
  --color-canvas: #0a0b0d;
  --color-surface: #101216;
  --color-surface-2: #15181c;
  --color-ink: #e7eaec;
  --color-ink-60: rgba(231, 234, 236, 0.62);
  --color-ink-30: rgba(231, 234, 236, 0.3);
  --color-accent: #b8f52e;
  --color-accent-deep: #8fd115;
  --color-accent-soft: rgba(184, 245, 46, 0.12);
  --color-chain: #2a2f38;

  /* Typography */
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;

  --text-display: clamp(2.5rem, 5vw, 3.5rem);
  --text-section: clamp(1.5rem, 3vw, 2.25rem);
  --text-body: 0.95rem;
  --text-meta: 0.74rem;

  --leading-tight: 1.05;
  --leading-body: 1.6;
  --tracking-tight: -0.02em;
  --tracking-mono: 0.12em;

  /* Spacing Scale (0, 1, 2, 4, 8, 12, 16, 24, 32, 48, 64, 96) */
  --space-0: 0px;
  --space-1: 1px;
  --space-2: 2px;
  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-24: 24px;
  --space-32: 32px;
  --space-48: 48px;
  --space-64: 64px;
  --space-96: 96px;

  /* Radius Scale */
  --radius-sm: 0px;
  --radius-md: 2px;
  --radius-lg: 2px;

  /* Dividers and Hairlines */
  --hairline: 1px solid var(--color-ink-30);
  --hairline-chain: 1px solid var(--color-chain);
  --hairline-accent: 1px solid var(--color-accent);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 150ms;
  --duration-normal: 250ms;
}

/* Base reset & surface */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0px;
  padding: 0px;
}

html {
  background-color: var(--color-canvas);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
}

body {
  background-color: var(--color-canvas);
  color: var(--color-ink);
  min-height: 100vh;
  position: relative;
  background-image: 
    linear-gradient(to right, rgba(42, 47, 56, 0.25) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 47, 56, 0.25) 1px, transparent 1px);
  background-size: 48px 48px;
}

/* Typography Primitives */
.display-title {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: 500;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-ink);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-section);
  font-weight: 500;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-ink);
}

.mono-meta {
  font-family: var(--font-mono);
  font-size: var(--text-meta);
  text-transform: uppercase;
  letter-spacing: var(--tracking-mono);
  color: var(--color-ink-60);
}

.mono-live {
  font-family: var(--font-mono);
  font-size: var(--text-meta);
  text-transform: uppercase;
  letter-spacing: var(--tracking-mono);
  color: var(--color-accent);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: var(--color-accent);
  color: var(--color-canvas);
  font-family: var(--font-mono);
  font-size: var(--text-meta);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-mono);
  padding: 12px 24px;
  border-radius: 2px;
  border: 1px solid var(--color-accent);
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out);
}

.btn-primary:hover {
  background-color: var(--color-accent-deep);
  border-color: var(--color-accent-deep);
}

.btn-primary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 1px var(--color-accent), 0 0 0 4px var(--color-accent-soft);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: transparent;
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: var(--text-meta);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-mono);
  padding: 12px 24px;
  border-radius: 2px;
  border: 1px solid var(--color-ink-30);
  cursor: pointer;
  text-decoration: none;
  transition: border-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out), background-color var(--duration-fast) var(--ease-out);
}

.btn-ghost:hover {
  border-color: var(--color-ink);
  color: var(--color-ink);
  background-color: var(--color-surface-2);
}

.btn-ghost:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent), 0 0 0 4px var(--color-accent-soft);
}

/* Badges / Tags */
.badge-accent {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background-color: var(--color-accent-soft);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: var(--text-meta);
  text-transform: uppercase;
  letter-spacing: var(--tracking-mono);
  padding: 4px 8px;
  border-radius: 2px;
  border: 1px solid var(--color-accent);
}

.badge-neutral {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background-color: var(--color-surface-2);
  color: var(--color-ink-60);
  font-family: var(--font-mono);
  font-size: var(--text-meta);
  text-transform: uppercase;
  letter-spacing: var(--tracking-mono);
  padding: 4px 8px;
  border-radius: 2px;
  border: 1px solid var(--color-ink-30);
}

/* Search Bar (Hero Primitive) */
.search-container {
  display: flex;
  align-items: center;
  background-color: var(--color-surface);
  border: 1px solid var(--color-ink-30);
  border-radius: 2px;
  padding: 8px 16px;
  transition: border-color var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);
}

.search-container:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent), 0 0 0 4px var(--color-accent-soft);
}

.search-glyph {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 1rem;
  margin-right: 12px;
  user-select: none;
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}

.search-input::placeholder {
  color: var(--color-ink-60);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
}

.search-input:focus-visible {
  outline: none;
}

/* Secondary Input */
.field-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field-label {
  font-family: var(--font-mono);
  font-size: var(--text-meta);
  text-transform: uppercase;
  letter-spacing: var(--tracking-mono);
  color: var(--color-ink-60);
}

.field-input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-ink-30);
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 8px 0px;
  border-radius: 0px;
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-out);
}

.field-input:focus-visible, .field-input:focus {
  border-bottom-color: var(--color-accent);
}

/* Metric Tile Primitive */
.metric-tile {
  background-color: var(--color-surface);
  border: 1px solid var(--color-ink-30);
  border-radius: 2px;
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.metric-label {
  font-family: var(--font-mono);
  font-size: var(--text-meta);
  text-transform: uppercase;
  letter-spacing: var(--tracking-mono);
  color: var(--color-ink-60);
}

.metric-value {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-ink);
  line-height: 1;
}

.metric-value.is-live {
  color: var(--color-accent);
}

/* Ledger Table Primitive */
.ledger-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.ledger-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: var(--text-meta);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--color-ink-60);
  border-bottom: 1px solid var(--color-ink-30);
  font-weight: 400;
}

.ledger-table th.text-right, .ledger-table td.text-right {
  text-align: right;
}

.ledger-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-ink-30);
  color: var(--color-ink);
  transition: background-color var(--duration-fast) var(--ease-out);
}

.ledger-table tbody tr:hover td {
  background-color: var(--color-surface-2);
}

/* Signal Dot */
.signal-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--color-accent);
  border-radius: 9999px;
  box-shadow: 0 0 8px #b8f52e;
}

/* Focus and Reduced Motion */
:focus-visible {
  outline: 1px solid var(--color-accent);
  outline-offset: 2px;
}

@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;
  }
}