/* X-420 ecosystem chrome — Phase 1+3
 * Dark-first shared tokens; light via prefers-color-scheme.
 * Sparse, high-contrast; one accent; AI-entry radii.
 */
@import url("/assets/x420-tokens.css?v=20260921-phase1");

:root {
  color-scheme: dark light;
  --bg: var(--x420-bg);
  --surface: var(--x420-bg-elevated);
  --ink: var(--x420-fg);
  --muted: var(--x420-muted);
  --line: var(--x420-line-soft);
  --accent: var(--x420-accent);
  --soft: color-mix(in srgb, var(--x420-accent) 12%, transparent);
  --radius-card: var(--x420-radius-lg);
  --radius-btn: var(--x420-radius-md);
  --radius-input: var(--x420-radius-sm);
  --radius-modal: var(--x420-radius-xl);
  font-family: var(--x420-font);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }

button {
  cursor: pointer;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: var(--radius-btn);
  padding: 9px 14px;
  transition:
    background var(--x420-motion-fast) var(--x420-ease),
    border-color var(--x420-motion-fast) var(--x420-ease),
    transform var(--x420-motion-instant) var(--x420-ease);
}
button:active { transform: scale(.97); }
button:disabled { opacity: .5; cursor: wait; }
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--x420-focus);
  outline-offset: 2px;
}

.primary {
  background: var(--x420-btn-primary-bg);
  color: var(--x420-btn-primary-fg);
  border: 0;
}
.primary:hover { filter: brightness(1.06); }

.workspace {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 100dvh;
}

.rail {
  border-right: 1px solid var(--line);
  padding: 28px 18px;
  display: flex;
  flex-direction: column;
  gap: 36px;
  position: sticky;
  top: 0;
  height: 100dvh;
  background: color-mix(in srgb, var(--bg) 92%, var(--surface));
}

.brand {
  font-size: 22px;
  font-weight: 750;
  letter-spacing: -0.04em;
}
.brand span {
  display: block;
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--muted);
  margin-top: 4px;
  font-weight: 650;
}

nav { display: grid; gap: 4px; }
nav button {
  background: transparent;
  border: 0;
  text-align: left;
  color: var(--muted);
  border-radius: var(--x420-radius-sm);
  padding: 9px 11px;
}
nav button:hover {
  color: var(--ink);
  background: color-mix(in srgb, var(--ink) 4%, transparent);
}
nav .selected {
  background: var(--soft);
  color: var(--accent);
  font-weight: 650;
}

.rail-bottom {
  margin-top: auto;
  display: grid;
  gap: 12px;
  font-size: 12px;
}
.rail small,
.muted,
footer { color: var(--muted); }

.content {
  padding: 36px clamp(20px, 4vw, 64px);
  max-width: 1280px;
  width: 100%;
  margin: auto;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

h1 {
  font-size: 28px;
  letter-spacing: -0.04em;
  line-height: 1.2;
  margin: 6px 0 18px;
  font-weight: 750;
}
h2 { font-size: 17px; margin: 0 0 10px; font-weight: 700; letter-spacing: -0.02em; }
h3 { margin: 0; font-size: 15px; font-weight: 650; }

.eyebrow {
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--muted);
  font-weight: 700;
  margin: 0;
  text-transform: uppercase;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 16px 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 18px 18px 16px;
  box-shadow: none;
}

.metric {
  font-size: 28px;
  font-weight: 650;
  letter-spacing: -0.03em;
  display: block;
  margin: 10px 0;
  font-variant-numeric: tabular-nums;
}

.stack { display: grid; gap: 12px; }

.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.row:last-child { border: 0; }
.row[hidden] { display: none; }
.row p { margin: 2px 0; }
.row small { color: var(--muted); }

.badge {
  display: inline-block;
  font-size: 11px;
  padding: 3px 9px;
  border-radius: var(--x420-radius-pill);
  background: var(--soft);
  color: var(--accent);
  font-weight: 650;
}

.actions { display: flex; gap: 8px; flex-wrap: wrap; }

.table-wrap { overflow: auto; }
table {
  border-collapse: collapse;
  width: 100%;
  font-size: 13px;
}
td, th {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: 12px 10px;
  vertical-align: top;
}
th { color: var(--muted); font-weight: 550; }
td { word-break: break-word; }

#notice:empty { display: none; }
#notice,
#formError { color: var(--x420-err); }

input, textarea, select {
  border-radius: var(--radius-input);
  border: 1px solid var(--line);
  padding: 10px 11px;
  background: var(--x420-bg-input);
  color: var(--ink);
  max-width: 100%;
  width: 100%;
  box-shadow: var(--x420-shadow-input);
}
input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 14%, transparent);
}

label {
  display: grid;
  gap: 6px;
  margin: 14px 0;
  color: var(--muted);
  font-size: 12px;
}
textarea { min-height: 76px; resize: vertical; }

footer {
  font-size: 12px;
  margin-top: 28px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

dialog {
  border: 1px solid var(--line);
  border-radius: var(--radius-modal);
  background: var(--surface);
  color: var(--ink);
  padding: 22px;
  width: min(460px, calc(100vw - 28px));
  max-height: 90dvh;
  box-shadow: var(--x420-shadow-card);
}
dialog::backdrop {
  background: color-mix(in srgb, #050608 55%, transparent);
  backdrop-filter: blur(6px);
}
dialog[open] { animation: appear var(--x420-motion-fast) var(--x420-ease); }
dialog button.primary { width: 100%; }
dialog header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.hub {
  max-width: 720px;
  padding: 40px 22px;
  margin: auto;
}
.hub header { margin-bottom: 36px; }
.hub .card { margin: 14px 0; }
.hub .link {
  display: inline-block;
  color: var(--accent);
  padding: 8px 0;
  font-weight: 650;
}
.hub .link:hover { text-decoration: underline; text-underline-offset: 3px; }

code { word-break: break-all; font-family: var(--x420-mono); font-size: 12px; }
.search { margin: 14px 0; }
.empty {
  padding: 28px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: var(--radius-card);
}

@keyframes appear {
  from { opacity: 0; transform: translateY(6px) scale(.99); }
  to { opacity: 1; transform: none; }
}
#view { animation: appear var(--x420-motion-fast) var(--x420-ease); }

@media (max-width: 850px) {
  .workspace { display: block; }
  .rail {
    position: static;
    height: auto;
    padding: 18px;
    border: 0;
    gap: 16px;
  }
  .brand span { display: inline; margin-left: 10px; letter-spacing: 0.14em; }
  nav { display: flex; overflow: auto; gap: 4px; }
  nav button { white-space: nowrap; }
  .rail-bottom { display: none; }
  .content { padding: 12px 18px 28px; }
  .grid { grid-template-columns: 1fr; }
  .row { gap: 10px; align-items: flex-start; flex-wrap: wrap; }
  h1 { font-size: 24px; }
  .card { padding: 16px; }
  .row .actions { width: 100%; }
  footer { flex-wrap: wrap; }
  .hub { padding-top: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}