/* =========================================================================
   Heiwa Instrument-Grade primitives
   Composes tokens.css. No radial washes, no shadows, no blur.
   Hairlines, ghost buttons, 1px state rings, 80ms strike on click.
   ========================================================================= */

@import url("./tokens.css");

/* ---------- Reset / baseline ---------- */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  font-family: var(--ff-ui);
  font-size: var(--fs-body);
  color: var(--ink);
  background: var(--bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Signature coordinate grid — low-opacity, full bleed */
.bg-grid {
  position: fixed; inset: 0;
  pointer-events: none;
  background-image: var(--heiwa-grid);
  background-size: 48px 48px;
}
.bg-grid::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(to right,  rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 192px 192px;
  pointer-events: none;
}

/* ---------- Topbar — sharp, no blur ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.4rem;
  border-bottom: 0.5px solid var(--rule);
  background: var(--bg);
}
.topbar .brand-group { display: flex; align-items: center; gap: 1rem; }
.topbar .brand-wordmark {
  font-family: var(--ff-ui);
  font-weight: 700;
  letter-spacing: var(--tr-brand);
  color: var(--ink);
  text-decoration: none;
  font-size: 0.92rem;
}
.topbar .stamp {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.3rem 0.55rem;
  border: 0.5px solid var(--rule);
  font-family: var(--ff-mono); font-size: 0.66rem;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--ink-3);
}
.topbar .stamp .tick { width: 8px; height: 8px; background: var(--active); display: inline-block; }
.topbar .nav { display: flex; gap: 0.4rem; flex-wrap: wrap; align-items: center; }
.topbar .nav a {
  color: var(--ink-3);
  text-decoration: none;
  font-family: var(--ff-ui);
  font-size: 0.88rem;
  padding: 0.4rem 0.7rem;
  border: 0.5px solid transparent;
  border-radius: var(--r-1);
  transition: color var(--t-ring), border-color var(--t-ring);
}
.topbar .nav a:hover,
.topbar .nav a.is-active {
  color: var(--ink);
  border-color: var(--rule);
}
.topbar .right {
  display: flex; align-items: center; gap: 0.8rem;
  font-family: var(--ff-mono); font-size: 0.72rem;
  color: var(--ink-3); letter-spacing: 0.02em;
}
.topbar .right .sep { color: var(--ink-4); }
.topbar .right .live { color: var(--active); }

/* ---------- Currency selector — presentation overlay, not authority ---------- */
.ccy-wrap {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.25rem 0.5rem;
  border: 0.5px solid var(--rule);
  border-radius: var(--r-1);
  cursor: pointer;
  transition: border-color var(--t-ring);
}
.ccy-wrap:hover, .ccy-wrap:focus-within { border-color: var(--active); }
.ccy-wrap .ccy-k {
  font-family: var(--ff-mono); font-size: 0.62rem;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--ink-3);
}
.ccy-select {
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  border: 0;
  outline: 0;
  color: var(--ink);
  font-family: var(--ff-mono); font-size: 0.78rem;
  letter-spacing: 0.04em;
  padding: 0 1rem 0 0.25rem;
  cursor: pointer;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--ink-3) 50%),
    linear-gradient(135deg, var(--ink-3) 50%, transparent 50%);
  background-position:
    calc(100% - 8px) 50%,
    calc(100% - 4px) 50%;
  background-size: 4px 4px, 4px 4px;
  background-repeat: no-repeat;
}
.ccy-select:focus-visible { color: var(--active); }
.ccy-select option { background: var(--bg-2); color: var(--ink); }

/* ---------- Main container ---------- */
main {
  width: min(1280px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.4rem 0 3rem;
  position: relative; z-index: 1;
}

/* ---------- Typography ---------- */
.h-hero    { margin: 0; font-size: var(--fs-hero-lg); line-height: 1.02; max-width: 16ch; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }
.h-hero-sm { margin: 0; font-size: var(--fs-hero-md); line-height: 1.05; max-width: 18ch; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }

h1 { font-size: var(--fs-hero-md); margin: 0; line-height: 1.05; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }
h2 { font-size: var(--fs-h2); margin: 0 0 .5rem; font-weight: 700; color: var(--ink); }
h3 { font-size: var(--fs-h3); margin: 0 0 .35rem; font-weight: 700; color: var(--ink); }
p  { margin: 0 0 .7rem; line-height: 1.45; color: var(--ink-2); }

.eyebrow {
  margin: 0 0 1rem;
  color: var(--ink-3);
  font-family: var(--ff-mono);
  font-size: var(--fs-eyebrow);
  text-transform: uppercase;
  letter-spacing: var(--tr-eyebrow);
  font-weight: 500;
}
.eyebrow.is-active { color: var(--active); }
.eyebrow.is-system { color: var(--system); }

.lede {
  margin: 1rem 0 0;
  max-width: 62ch;
  color: var(--ink-2);
  font-size: var(--fs-lede);
  line-height: 1.5;
}

.muted  { color: var(--ink-3); }
.silver { color: var(--ink-2); }

.mono {
  font-family: var(--ff-mono);
  font-size: 0.85rem;
  letter-spacing: var(--tr-mono);
  word-break: break-word;
}
code, .code {
  font-family: var(--ff-mono);
  font-size: 0.84rem;
  color: var(--ink-2);
}
.mono-block {
  font-family: var(--ff-mono);
  font-size: 0.84rem;
  border: 0.5px solid var(--rule);
  border-radius: var(--r-2);
  padding: var(--s-3);
  background: var(--bg-3);
  color: var(--ink-2);
  white-space: pre-wrap;
  word-break: break-word;
}

/* ---------- Hero ---------- */
.hero {
  display: grid; grid-template-columns: 1.6fr 1fr; gap: 2rem;
  padding: 3rem 0 2.4rem;
  border-bottom: 0.5px solid var(--rule);
}
.hero h1 {
  font-size: clamp(2.2rem, 5.4vw, 3.6rem);
  line-height: 1.02; margin: 0;
  max-width: 16ch; letter-spacing: -0.02em;
  color: var(--ink);
}
.hero .eyebrow { margin-bottom: 1rem; }
.hero .lede    { margin-top: 1rem; max-width: 52ch; }
.hero-actions {
  margin-top: 1.6rem;
  display: flex; gap: 0.7rem; flex-wrap: wrap; align-items: center;
}
.hero-fiducials {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem;
  align-content: start;
  border-left: 0.5px solid var(--rule);
  padding-left: 1.4rem;
}
.fiducial {
  border: 0.5px solid var(--rule);
  padding: 0.75rem 0.85rem;
  background: var(--bg-2);
}
.fiducial .k {
  font-family: var(--ff-mono); font-size: 0.65rem;
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--ink-3);
  display: block; margin-bottom: 0.4rem;
}
.fiducial .v {
  font-family: var(--ff-mono); font-size: 0.95rem;
  color: var(--ink); letter-spacing: 0.02em;
}
.fiducial .v.active { color: var(--active); }
.fiducial .v.system { color: var(--system); }
.fiducial .v.critical { color: var(--critical); }

/* Compact hero variant — used on download/support */
.hero.compact { grid-template-columns: 1fr; padding-top: 2.2rem; padding-bottom: 1.8rem; }
.hero.compact h1 { font-size: clamp(1.6rem, 4.4vw, 2.4rem); }

/* ---------- Section header ---------- */
.section { margin-top: 2.2rem; }
.section + .section { margin-top: 2.8rem; }
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 1rem;
  border-bottom: 0.5px solid var(--rule);
  padding-bottom: 0.6rem; margin-bottom: 1rem;
}
.section-head h2 {
  margin: 0; font-size: 1rem; font-weight: 500;
  letter-spacing: -0.005em; color: var(--ink);
}
.section-head .idx {
  font-family: var(--ff-mono); font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--ink-3);
}

/* ---------- Grids ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.75rem; }

/* ---------- Tile / panel ---------- */
.tile, .panel {
  border: 0.5px solid var(--rule);
  padding: 1rem;
  background: var(--bg-2);
  display: flex; flex-direction: column; gap: 0.8rem; min-height: 120px;
  border-radius: var(--r-2);
}
.tile .t-h { display: flex; justify-content: space-between; align-items: baseline; }
.tile h3, .panel h3 { margin: 0; font-size: 0.95rem; font-weight: 500; color: var(--ink); }
.tile .k, .panel .k {
  font-family: var(--ff-mono); font-size: 0.65rem;
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--ink-3);
}
.tile p, .panel p { margin: 0; color: var(--ink-3); font-size: 0.88rem; line-height: 1.5; }
.tile.is-active { border-color: var(--active); }
.tile.is-system { border-color: var(--system); }
.tile.is-critical { border-color: var(--critical); }

/* Corner fiducial ticks */
.corner { position: relative; }
.corner::before, .corner::after {
  content: ""; position: absolute; width: 8px; height: 8px;
  border: 0.5px solid var(--ink-3);
}
.corner::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.corner::after  { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }

/* ---------- Buttons — ghost default, 1px ring on hover, 80ms strike ---------- */
.ig-btn, .btn {
  --btn-ring: var(--rule-hi);
  display: inline-flex;
  align-items: center; justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 0.95rem;
  border: 1px solid var(--rule);
  border-radius: var(--r-2);
  background: transparent;
  color: var(--ink);
  font-family: var(--ff-ui);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-decoration: none;
  cursor: pointer;
  position: relative;
  transition:
    border-color var(--t-ring),
    color var(--t-ring),
    background var(--t-strike);
}
.ig-btn:hover, .btn:hover,
.ig-btn:focus-visible, .btn:focus-visible {
  border-color: var(--btn-ring);
  color: var(--ink);
  outline: none;
}
.ig-btn[data-intent="active"], .btn[data-intent="active"] { --btn-ring: var(--active); }
.ig-btn[data-intent="system"], .btn[data-intent="system"] { --btn-ring: var(--system); }
.ig-btn[data-intent="critical"], .btn[data-intent="critical"] { --btn-ring: var(--critical); }
.ig-btn:active, .btn:active {
  background: var(--btn-ring);
  color: var(--bg);
  border-color: var(--btn-ring);
}
.ig-btn[disabled], .btn[disabled] { opacity: .35; pointer-events: none; }

/* Legacy aliases — keep existing markup readable on Instrument-Grade pages */
.btn-solid   { border-color: var(--ink-2); }
.btn-solid:hover { --btn-ring: var(--active); border-color: var(--active); }
.btn-outline:hover { --btn-ring: var(--rule-hi); }

/* ---------- Pills — mono, border + text only ---------- */
.pill, .token-chip {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.25rem 0.55rem;
  border: 1px solid var(--rule);
  border-radius: var(--r-1);
  background: transparent;
  color: var(--ink-3);
  font-family: var(--ff-mono); font-size: 0.74rem;
  letter-spacing: var(--tr-mono);
  text-transform: lowercase;
}
.pill.ok, .pill.active     { color: var(--active);   border-color: var(--active); }
.pill.warn, .pill.system   { color: var(--system);   border-color: var(--system); }
.pill.fail, .pill.critical { color: var(--critical); border-color: var(--critical); }
.pill::before {
  content: ""; width: 5px; height: 5px; border-radius: 50%;
  background: currentColor;
}
.pill.neutral::before, .token-chip::before { background: var(--ink-4); }

/* ---------- Command band — install path readout ---------- */
.command-band {
  display: grid; grid-template-columns: auto 1fr auto; gap: 1rem;
  align-items: center;
  border: 0.5px solid var(--rule);
  padding: 0.8rem 1rem;
  background: var(--bg-2);
  border-radius: var(--r-2);
  margin-top: 1.2rem;
}
.command-band .k {
  font-family: var(--ff-mono); font-size: 0.62rem;
  text-transform: uppercase; letter-spacing: 0.16em; color: var(--ink-3);
}
.command-band code {
  font-family: var(--ff-mono); font-size: 0.92rem;
  color: var(--ink); letter-spacing: 0.02em;
  background: transparent; padding: 0;
}
.command-band .copy-btn {
  font-family: var(--ff-mono); font-size: 0.7rem;
  border: 0.5px solid var(--rule); padding: 0.35rem 0.6rem;
  background: transparent; color: var(--ink-3);
  cursor: pointer; border-radius: var(--r-1);
  transition: border-color var(--t-ring), color var(--t-ring);
}
.command-band .copy-btn:hover { border-color: var(--active); color: var(--active); }

/* ---------- Readout — 5-col numeric strip ---------- */
.readout {
  display: grid; grid-template-columns: repeat(5, 1fr);
  border: 0.5px solid var(--rule);
  background: var(--bg-2);
}
.readout > div { padding: 0.9rem 1rem; border-right: 0.5px solid var(--rule); }
.readout > div:last-child { border-right: 0; }
.readout .k {
  font-family: var(--ff-mono); font-size: 0.62rem;
  text-transform: uppercase; letter-spacing: 0.16em; color: var(--ink-3);
  display: block; margin-bottom: 0.4rem;
}
.readout .v {
  font-family: var(--ff-mono); font-size: 1.15rem;
  color: var(--ink); letter-spacing: 0.02em;
}
.readout .v.active { color: var(--active); }
.readout .v.system { color: var(--system); }
.readout .v.critical { color: var(--critical); }

/* ---------- KPI ---------- */
.kpi {
  border: 0.5px solid var(--rule);
  padding: 0.85rem 0.95rem;
  background: var(--bg-2);
}
.kpi span {
  display: block; color: var(--ink-3);
  font-size: 0.66rem; margin-bottom: 0.35rem;
  font-family: var(--ff-mono); text-transform: uppercase; letter-spacing: 0.14em;
}
.kpi strong {
  font-family: var(--ff-mono); font-size: 1.35rem; line-height: 1;
  font-weight: 500; color: var(--ink); letter-spacing: 0.02em;
}
.kpi strong.ok   { color: var(--active); }
.kpi strong.warn { color: var(--system); }
.kpi strong.fail { color: var(--critical); }

/* ---------- Ledger / data table ---------- */
.ledger, .data-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.ledger th, .ledger td,
.data-table th, .data-table td {
  border-bottom: 0.5px solid var(--rule);
  padding: 0.65rem 0.55rem;
  text-align: left;
  vertical-align: top;
}
.ledger th, .data-table th {
  color: var(--ink-3);
  font-family: var(--ff-mono); font-size: 0.72rem;
  text-transform: uppercase; letter-spacing: var(--tr-th);
  font-weight: 500;
}
.ledger td, .data-table td { color: var(--ink-2); }
.ledger td code, .data-table td code { font-family: var(--ff-mono); font-size: 0.82rem; color: var(--ink-2); }
.ledger td.num, .data-table td.num {
  font-family: var(--ff-mono); text-align: right;
  color: var(--ink); letter-spacing: 0.02em;
}

/* ---------- Page footer / ruler ---------- */
.page-foot {
  border-top: 0.5px solid var(--rule);
  margin-top: 3rem; padding-top: 1rem;
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  font-family: var(--ff-mono); font-size: 0.72rem;
  color: var(--ink-3); letter-spacing: 0.04em;
}
.page-foot a { color: var(--ink-2); text-decoration: none; border-bottom: 0.5px solid var(--rule); }
.page-foot a:hover { color: var(--ink); border-color: var(--active); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .hero-fiducials { border-left: 0; padding-left: 0; border-top: 0.5px solid var(--rule); padding-top: 1.4rem; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-4, .readout { grid-template-columns: 1fr 1fr; }
  .command-band { grid-template-columns: 1fr; gap: 0.4rem; }
}
@media (max-width: 640px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4, .readout { grid-template-columns: 1fr; }
  .topbar { flex-wrap: wrap; gap: 0.6rem; }
  .topbar .right { width: 100%; }
  .ledger, .data-table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .ledger thead, .ledger tbody,
  .data-table thead, .data-table tbody {
    display: table;
    min-width: 34rem;
    width: 100%;
  }
}