/* ============ DESIGN TOKENS ============ */
:root {
  /* Paper & ink */
  --paper: #f7f3ea;
  --paper-2: #f1ece0;
  --paper-3: #e9e2d1;
  --paper-line: #d9d0ba;
  --ink: #1d1a16;
  --ink-2: #3d362c;
  --ink-3: #6b6253;
  --ink-4: #948a79;

  /* Accent */
  --amber: oklch(0.72 0.14 55);
  --amber-soft: oklch(0.88 0.08 70);
  --amber-deep: oklch(0.55 0.16 45);
  --sage: oklch(0.72 0.06 140);
  --rose: oklch(0.68 0.12 25);
  --sky: oklch(0.72 0.08 230);

  /* Status tones (muted, paper-friendly) */
  --ok: oklch(0.62 0.10 145);
  --warn: oklch(0.72 0.14 75);
  --down: oklch(0.58 0.14 25);

  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 14px;

  --serif: 'Instrument Serif', 'EB Garamond', Georgia, serif;
  --sans: 'IBM Plex Sans', ui-sans-serif, system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'Menlo', monospace;

  --shadow-card: 0 1px 0 rgba(29,26,22,0.06), 0 2px 6px rgba(29,26,22,0.06), 0 12px 28px -16px rgba(29,26,22,0.18);
  --shadow-lift: 0 2px 0 rgba(29,26,22,0.08), 0 10px 30px -10px rgba(29,26,22,0.25);

  /* Wax seal decoration tokens */
  --wax-bright: oklch(0.65 0.17 30);
  --wax-deep: oklch(0.45 0.14 30);
}

* { box-sizing: border-box; }
html, body, #root { height: 100%; margin: 0; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  font-size: 14px;
  line-height: 1.45;
}

/* subtle paper grain behind everything */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(1px 1px at 25% 40%, rgba(29,26,22,0.025) 50%, transparent 51%),
    radial-gradient(1px 1px at 75% 70%, rgba(29,26,22,0.02) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 50% 20%, rgba(29,26,22,0.015) 50%, transparent 51%);
  background-size: 80px 80px, 120px 120px, 160px 160px;
  opacity: 0.8;
}

/* ============ LAYOUT ============ */
.app {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 240px 1fr;
  height: 100vh;
  overflow: hidden;
}

.sidebar {
  background: var(--paper-2);
  border-right: 1px solid var(--paper-line);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  overflow-y: auto;
}

.main {
  overflow-y: auto;
  position: relative;
}

.main-inner {
  max-width: 1280px;
  padding: 32px 48px 120px;
  margin: 0 auto;
}

/* ============ BRAND ============ */
.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 0 4px;
}
.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 18px;
  font-style: italic;
  flex: 0 0 28px;
}
.brand-name {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: 0.01em;
  line-height: 1;
}
.brand-sub {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
  padding: 0 4px;
}

/* ============ NAV ============ */
.nav-section {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nav-title {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-4);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0 10px 6px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  color: var(--ink-2);
  cursor: pointer;
  font-size: 13.5px;
  position: relative;
  border: 1px solid transparent;
}
.nav-item:hover { background: var(--paper-3); }
.nav-item.active {
  background: var(--paper);
  border-color: var(--paper-line);
  color: var(--ink);
  box-shadow: 0 1px 0 rgba(29,26,22,0.04);
}
.nav-item.active::before {
  content: '';
  position: absolute;
  left: -17px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 18px;
  background: var(--amber-deep);
  border-radius: 0 2px 2px 0;
}
.nav-icon {
  width: 16px; height: 16px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 16px;
  color: var(--ink-3);
}
.nav-count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-4);
}

/* ============ TOP BAR ============ */
.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}
.breadcrumb {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.breadcrumb b { color: var(--ink); font-weight: 500; }

.search {
  flex: 1;
  max-width: 460px;
  position: relative;
}
.search input {
  width: 100%;
  padding: 9px 12px 9px 34px;
  border: 1px solid var(--paper-line);
  background: var(--paper);
  border-radius: var(--radius);
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink);
  outline: none;
  transition: border-color .15s;
}
.search input:focus { border-color: var(--ink-3); }
.search svg {
  position: absolute;
  left: 11px; top: 50%;
  transform: translateY(-50%);
  color: var(--ink-3);
}
.search-kbd {
  position: absolute;
  right: 8px; top: 50%;
  transform: translateY(-50%);
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-4);
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.top-actions { display: flex; gap: 8px; align-items: center; margin-left: auto; }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius);
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--paper-line);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  transition: all .12s;
}
.btn:hover { background: var(--paper-2); }
.btn-primary {
  background: var(--amber);
  color: var(--ink);
  border-color: var(--amber);
}
.btn-primary:hover { background: var(--amber-soft); border-color: var(--amber-deep); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--ink-2); }
.btn-ghost:hover { background: var(--paper-2); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-icon {
  width: 32px; height: 32px;
  padding: 0;
  justify-content: center;
}

/* ============ PAGE HEADER ============ */
.page-head { margin-bottom: 32px; }
.page-title {
  font-family: var(--serif);
  font-size: 32px;
  line-height: 1.05;
  letter-spacing: -0.01em;
  font-weight: 400;
  margin: 0 0 8px;
}
.page-title em { font-style: italic; color: var(--ink-3); }
.page-sub {
  color: var(--ink-3);
  font-size: 14px;
  max-width: 60ch;
}

/* ============ CARDS / COMMON ============ */
.card {
  background: var(--paper);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 500;
  padding: 3px 7px;
  border-radius: var(--radius-sm);
  background: var(--paper-2);
  color: var(--ink-2);
  border: 1px solid var(--paper-line);
}
.tag-ok { background: color-mix(in oklch, var(--ok) 15%, var(--paper)); border-color: color-mix(in oklch, var(--ok) 30%, var(--paper-line)); color: color-mix(in oklch, var(--ok) 70%, var(--ink)); }
.tag-warn { background: color-mix(in oklch, var(--warn) 18%, var(--paper)); border-color: color-mix(in oklch, var(--warn) 35%, var(--paper-line)); color: color-mix(in oklch, var(--warn) 70%, var(--ink)); }
.tag-down { background: color-mix(in oklch, var(--down) 15%, var(--paper)); border-color: color-mix(in oklch, var(--down) 30%, var(--paper-line)); color: color-mix(in oklch, var(--down) 70%, var(--ink)); }

.kbd {
  font-family: var(--mono);
  font-size: 11px;
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  border-bottom-width: 2px;
  padding: 1px 5px;
  border-radius: var(--radius-sm);
  color: var(--ink-2);
}

.label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ============ DASHBOARD / YARD ============ */
.yard-wrap { position: relative; }
.yard-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.yard-legend {
  margin-left: auto;
  display: flex;
  gap: 16px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.legend-dot {
  width: 8px; height: 8px; border-radius: 50%;
  display: inline-block; margin-right: 5px;
  vertical-align: middle;
}

.yard {
  position: relative;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(var(--paper-2), var(--paper-2)),
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(29,26,22,0.04) 23px 24px),
    repeating-linear-gradient(90deg, transparent 0 23px, rgba(29,26,22,0.04) 23px 24px);
  background-blend-mode: multiply;
  padding: 24px;
  min-height: 560px;
  overflow: hidden;
}
.yard-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.station {
  position: absolute;
  width: 216px;
  background: var(--paper);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: transform .15s, box-shadow .15s;
}
.station:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
  z-index: 3;
}
.station.ok   { border-color: color-mix(in oklch, var(--ok)   30%, var(--paper-line)); }
.station.warn { border-color: color-mix(in oklch, var(--warn) 40%, var(--paper-line)); }
.station.down { border-color: color-mix(in oklch, var(--down) 45%, var(--paper-line)); }
.station-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.station-glyph {
  width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-style: italic;
  font-size: 18px;
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  color: var(--ink);
  flex: 0 0 32px;
  position: relative;
}
.station-glyph.ok { background: color-mix(in oklch, var(--ok) 18%, var(--paper)); border-color: color-mix(in oklch, var(--ok) 35%, var(--paper-line)); }
.station-glyph.warn { background: color-mix(in oklch, var(--warn) 22%, var(--paper)); border-color: color-mix(in oklch, var(--warn) 40%, var(--paper-line)); }
.station-glyph.down { background: color-mix(in oklch, var(--down) 18%, var(--paper)); border-color: color-mix(in oklch, var(--down) 35%, var(--paper-line)); }
.station-name {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1;
}
.station-kind {
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 2px;
}
.station-ip {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  margin: 6px 0 10px;
}
.station-apps {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 8px;
}
.app-chip {
  font-family: var(--mono);
  font-size: 10px;
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  color: var(--ink-2);
}
.app-chip.down { background: color-mix(in oklch, var(--down) 14%, var(--paper)); color: color-mix(in oklch, var(--down) 70%, var(--ink)); border-color: color-mix(in oklch, var(--down) 30%, var(--paper-line)); }

/* Peripherals (DAS / external drives) attached to a station */
.peripherals {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--paper-3);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.peripheral {
  display: grid;
  grid-template-columns: 22px 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 5px 7px;
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-sm);
  position: relative;
}
.peripheral.warn { background: color-mix(in oklch, var(--warn) 12%, var(--paper-2)); border-color: color-mix(in oklch, var(--warn) 30%, var(--paper-line)); }
.peripheral.down { background: color-mix(in oklch, var(--down) 12%, var(--paper-2)); border-color: color-mix(in oklch, var(--down) 30%, var(--paper-line)); }
.peripheral::before {
  /* short "cable" connecting peripheral to the card above */
  content: '';
  position: absolute;
  top: -7px;
  left: 14px;
  width: 1px;
  height: 6px;
  background: var(--ink-4);
}
.peripheral-icon {
  width: 22px; height: 22px;
  border-radius: var(--radius-sm);
  background: var(--paper);
  border: 1px solid var(--paper-line);
  display: grid; place-items: center;
  color: var(--ink-2);
  position: relative;
}
.peripheral-icon::after {
  /* little LED */
  content: '';
  position: absolute;
  right: 2px; bottom: 2px;
  width: 3px; height: 3px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 3px var(--ok);
}
.peripheral.warn .peripheral-icon::after { background: var(--warn); box-shadow: 0 0 3px var(--warn); }
.peripheral.down .peripheral-icon::after { background: var(--down); box-shadow: 0 0 3px var(--down); }
.peripheral-name {
  font-size: 11.5px;
  font-weight: 500;
  line-height: 1.1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.peripheral-meta {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 1px;
}
.peripheral-cap {
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--ink-3);
  text-align: right;
  white-space: nowrap;
}

/* Weather glyph (pure CSS/SVG) */
.weather {
  display: inline-block;
  width: 16px; height: 16px;
  margin-left: auto;
}

/* ============ SECTION GRID ============ */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.stat-card { padding: 18px; }
.stat-num {
  font-family: var(--serif);
  font-size: 44px;
  line-height: 1;
  font-weight: 400;
}
.stat-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
}
.stat-sub { font-size: 12px; color: var(--ink-3); margin-top: 10px; }

/* ============ SECTION HEADER ============ */
.section-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 40px 0 14px;
}
.section-title {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.005em;
}
.section-sub {
  font-size: 13px;
  color: var(--ink-3);
}
.section-right { margin-left: auto; display: flex; gap: 8px; }

/* ============ MACHINE DETAIL ============ */
.detail-head {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 28px;
}
.detail-glyph {
  width: 72px; height: 72px;
  border-radius: var(--radius-lg);
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-style: italic;
  font-size: 40px;
  flex: 0 0 72px;
}
.detail-glyph.ok   { background: color-mix(in oklch, var(--ok)   18%, var(--paper)); border-color: color-mix(in oklch, var(--ok)   35%, var(--paper-line)); }
.detail-glyph.warn { background: color-mix(in oklch, var(--warn)  22%, var(--paper)); border-color: color-mix(in oklch, var(--warn)  40%, var(--paper-line)); }
.detail-glyph.down { background: color-mix(in oklch, var(--down)  18%, var(--paper)); border-color: color-mix(in oklch, var(--down)  35%, var(--paper-line)); }
.detail-meta { flex: 1; }
.detail-name {
  font-family: var(--serif);
  font-size: 40px;
  line-height: 1;
  margin: 0;
  font-weight: 400;
}
.detail-purpose {
  font-size: 14px;
  color: var(--ink-3);
  margin-top: 8px;
  max-width: 60ch;
}
.detail-chips { display: flex; gap: 6px; margin-top: 12px; flex-wrap: wrap; }

.layout-toggle {
  display: inline-flex;
  border: 1px solid var(--paper-line);
  background: var(--paper);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.layout-toggle button {
  padding: 5px 10px;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: transparent;
  border: 0;
  color: var(--ink-3);
  cursor: pointer;
  border-right: 1px solid var(--paper-line);
}
.layout-toggle button:last-child { border-right: 0; }
.layout-toggle button.active { background: var(--ink); color: var(--paper); }

.tabs {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--paper-line);
  margin-bottom: 24px;
}
.tab {
  padding: 9px 14px;
  font-size: 13px;
  color: var(--ink-3);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  font-weight: 500;
}
.tab:hover { color: var(--ink-2); }
.tab.active { color: var(--ink); border-bottom-color: var(--ink); }

.panel {
  background: var(--paper);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}
.panel-head {
  display: flex;
  align-items: baseline;
  margin-bottom: 14px;
  gap: 10px;
}
.panel-title {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 400;
}
.panel-right { margin-left: auto; }

.kv {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 10px 18px;
  align-items: baseline;
}
.kv dt {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.kv dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
}
.kv dd.prose { font-family: var(--sans); font-size: 14px; color: var(--ink-2); line-height: 1.55; }
.copyable {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .1s;
}
.copyable:hover { background: var(--paper-2); }
.copyable svg { opacity: 0; transition: opacity .1s; color: var(--ink-3); }
.copyable:hover svg { opacity: 1; }

/* ============ CREDENTIAL CARD (flip/reveal) ============ */
.cred-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.cred {
  position: relative;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 14px 16px;
  min-height: 108px;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.cred-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.cred-icon {
  width: 28px; height: 28px;
  border-radius: var(--radius-sm);
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  display: grid; place-items: center;
  color: var(--ink-2);
}
.cred-name { font-family: var(--serif); font-size: 18px; line-height: 1; }
.cred-for { font-family: var(--mono); font-size: 10px; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 2px; }

.cred-row {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  border-top: 1px dashed var(--paper-line);
}
.cred-row .label { font-size: 9.5px; }
.cred-value {
  font-family: var(--mono);
  font-size: 12.5px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cred-value.masked {
  letter-spacing: 0.2em;
  color: var(--ink-3);
  user-select: none;
}

.cred-actions { display: flex; gap: 2px; }
.mini-btn {
  width: 26px; height: 26px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink-3);
  cursor: pointer;
  display: grid; place-items: center;
  transition: all .1s;
}
.mini-btn:hover { background: var(--paper-2); color: var(--ink); border-color: var(--paper-line); }

/* Envelope wax-seal style for "sealed" creds */
.cred.sealed::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(135deg, transparent 0 10px, rgba(29,26,22,0.035) 10px 11px),
    var(--paper-2);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
}
.cred.sealed .seal {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 2;
  gap: 10px;
}
.seal-wax {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--wax-bright), var(--wax-deep));
  display: grid; place-items: center;
  color: var(--paper);
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  box-shadow: 0 4px 10px -2px rgba(0,0,0,0.3), inset 0 -3px 4px rgba(0,0,0,0.25), inset 0 2px 3px rgba(255,255,255,0.25);
  position: relative;
}
.seal-wax::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1px dashed rgba(29,26,22,0.2);
}
.seal-text {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-3);
}
.seal-btn {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--paper-line);
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.cred.sealed .cred-body { visibility: hidden; }

/* ============ RUNBOOK ============ */
.runbook-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
}
.runbook-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.runbook-item {
  padding: 12px 14px;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  background: var(--paper);
  cursor: pointer;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.runbook-item:hover { background: var(--paper-2); }
.runbook-item.active {
  background: var(--paper);
  border-color: var(--ink);
  box-shadow: var(--shadow-card);
}
.runbook-item-num {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1;
  font-style: italic;
  color: var(--ink-3);
  width: 22px;
}
.runbook-item-name { font-size: 13.5px; font-weight: 500; line-height: 1.25; }
.runbook-item-sub { font-size: 11.5px; color: var(--ink-3); margin-top: 3px; }

.recipe-card {
  background: var(--paper);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 28px 32px;
  position: relative;
}
.recipe-card::before {
  content: '';
  position: absolute;
  top: 12px;
  left: 60px;
  right: 60px;
  height: 1px;
  background: var(--paper-3);
}
.recipe-title {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 400;
  line-height: 1.1;
  margin: 0;
}
.recipe-meta {
  display: flex;
  gap: 16px;
  margin: 12px 0 24px;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--paper-line);
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--paper-3);
}
.step:last-child { border-bottom: 0; }
.step-num {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--paper);
  border: 1.5px solid var(--ink);
  display: grid; place-items: center;
  font-family: var(--serif);
  font-size: 18px;
  font-style: italic;
}
.step-body { padding-top: 6px; }
.step-title { font-size: 15px; font-weight: 500; margin-bottom: 4px; }
.step-desc { font-size: 13.5px; color: var(--ink-2); line-height: 1.55; }
.step-cmd {
  display: block;
  font-family: var(--mono);
  font-size: 12.5px;
  background: var(--ink);
  color: var(--paper-3);
  padding: 10px 14px;
  border-radius: var(--radius);
  margin-top: 8px;
  position: relative;
}
.step-cmd .copy-float {
  position: absolute;
  right: 8px; top: 50%;
  transform: translateY(-50%);
  background: color-mix(in oklch, var(--paper) 10%, transparent);
  border: 0;
  color: var(--paper-3);
  padding: 4px 8px;
  font-family: var(--mono);
  font-size: 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  opacity: 0;
  transition: opacity .12s ease-out;
}
.step-cmd:hover .copy-float { opacity: 1; }

/* ============ BACKUP MAP ============ */
.backup-map {
  position: relative;
  padding: 36px;
  min-height: 380px;
  background:
    linear-gradient(var(--paper), var(--paper));
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-lg);
}
.backup-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.backup-node {
  background: var(--paper);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow-card);
  text-align: center;
}
.backup-node .bn-label { font-family: var(--mono); font-size: 10px; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.1em; }
.backup-node .bn-name { font-family: var(--serif); font-size: 22px; margin-top: 4px; }
.backup-node .bn-sub { font-size: 11.5px; color: var(--ink-3); margin-top: 6px; font-family: var(--mono); }

/* ============ LOG ============ */
.log { font-family: var(--mono); font-size: 12px; }
.log-row {
  display: grid;
  grid-template-columns: 90px 100px 1fr;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--paper-3);
  align-items: baseline;
}
.log-row:last-child { border-bottom: 0; }
.log-time { color: var(--ink-3); font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.08em; }
.log-who { font-size: 11px; color: var(--ink-2); }
.log-msg { color: var(--ink); font-family: var(--sans); font-size: 13px; }
.log-msg b { font-family: var(--mono); font-size: 11.5px; font-weight: 400; background: var(--paper-2); padding: 1px 5px; border-radius: 3px; border: 1px solid var(--paper-line); }

/* ============ MODAL / FLOW ============ */
.scrim {
  position: fixed; inset: 0;
  background: color-mix(in oklch, var(--paper) 55%, transparent);
  backdrop-filter: blur(4px);
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 24px;
}
.modal {
  background: var(--paper);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 680px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.4);
  overflow: hidden;
}
.modal-head {
  padding: 20px 28px;
  border-bottom: 1px solid var(--paper-line);
  display: flex;
  align-items: center;
  gap: 16px;
}
.modal-title { font-family: var(--serif); font-size: 26px; margin: 0; font-weight: 400; }
.modal-body { padding: 24px 28px; }
.modal-foot {
  padding: 16px 28px;
  background: var(--paper-2);
  border-top: 1px solid var(--paper-line);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stepper { display: flex; gap: 6px; align-items: center; }
.step-dot {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--paper-line);
  display: grid; place-items: center;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-3);
}
.step-dot.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.step-dot.done { background: var(--paper-2); color: var(--ink); border-color: var(--ink-3); }
.step-rail { width: 24px; height: 1px; background: var(--paper-line); }

/* form fields */
.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.field input, .field textarea, .field select {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--paper-line);
  background: var(--paper);
  border-radius: var(--radius-sm);
  font-family: var(--sans);
  font-size: 13.5px;
  color: var(--ink);
  outline: none;
}
.field input:focus, .field textarea:focus { border-color: var(--ink-3); }
.field textarea { min-height: 80px; resize: vertical; font-family: var(--mono); font-size: 12.5px; }

.glyph-picker { display: flex; gap: 6px; flex-wrap: wrap; }
.glyph-option {
  width: 40px; height: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--paper-line);
  background: var(--paper);
  display: grid; place-items: center;
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  cursor: pointer;
}
.glyph-option.active { border-color: var(--ink); background: var(--paper-2); }

/* ============ TWEAKS PANEL ============ */
.tweaks-panel {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 280px;
  background: var(--paper);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px -12px rgba(0,0,0,0.3);
  padding: 16px 18px;
  z-index: 60;
}
.tweaks-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.tweaks-title { font-family: var(--serif); font-size: 18px; }
.tweaks-group { margin-bottom: 14px; }
.tweaks-group:last-child { margin-bottom: 0; }
.tweaks-label { font-family: var(--mono); font-size: 10px; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 6px; }
.tweak-chips { display: flex; gap: 4px; flex-wrap: wrap; }
.tweak-chip {
  padding: 5px 9px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--paper-line);
  background: var(--paper);
  font-size: 11.5px;
  cursor: pointer;
  color: var(--ink-2);
}
.tweak-chip.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ============ AI DRAWER (subtle) ============ */
.ai-float {
  position: fixed;
  right: 20px; bottom: 20px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  display: grid; place-items: center;
  cursor: pointer;
  box-shadow: 0 8px 24px -6px rgba(0,0,0,0.3);
  z-index: 40;
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
}
.ai-drawer {
  position: fixed;
  right: 20px; bottom: 74px;
  width: 340px;
  background: var(--paper);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px -12px rgba(0,0,0,0.3);
  padding: 16px;
  z-index: 40;
}
.ai-title { font-family: var(--serif); font-size: 16px; margin-bottom: 4px; }
.ai-sub { font-size: 12px; color: var(--ink-3); margin-bottom: 10px; }
.ai-suggest {
  font-size: 12px;
  padding: 6px 10px;
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-sm);
  margin-bottom: 5px;
  cursor: pointer;
}
.ai-suggest:hover { background: var(--paper-3); }

/* ============ AI DRAWER — FULL CHAT ============ */
.ai-drawer {
  position: fixed;
  right: 20px; bottom: 74px;
  width: 380px;
  max-height: calc(100vh - 120px);
  background: var(--paper);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px -12px rgba(0,0,0,0.3);
  z-index: 40;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.ai-drawer-head {
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--paper-line);
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}
.ai-drawer-title { font-family: var(--serif); font-size: 17px; line-height: 1; }
.ai-drawer-ctx {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-4);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 1px;
}
.ai-thread {
  flex: 1;
  overflow-y: auto;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 120px;
  max-height: 400px;
}
.ai-msg {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.ai-msg-who {
  font-family: var(--mono);
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-4);
}
.ai-msg.user .ai-msg-who { color: var(--amber-deep); }
.ai-msg-body {
  font-size: 13.5px;
  color: var(--ink);
  line-height: 1.55;
  background: var(--paper-2);
  padding: 9px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--paper-line);
}
.ai-msg.user .ai-msg-body {
  background: color-mix(in oklch, var(--amber) 12%, var(--paper));
  border-color: color-mix(in oklch, var(--amber) 30%, var(--paper-line));
}
.ai-msg.assistant .ai-msg-body {
  background: var(--paper);
}
.ai-thinking {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-3);
  font-style: italic;
  padding: 8px 4px;
}
.ai-dots { display: inline-flex; gap: 3px; }
.ai-dots span {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--ink-3);
  animation: ai-bounce 1.2s infinite ease-in-out;
}
.ai-dots span:nth-child(2) { animation-delay: 0.2s; }
.ai-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes ai-bounce {
  0%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-4px); }
}
.ai-suggests {
  padding: 0 14px 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}
.ai-suggest {
  font-size: 11.5px;
  padding: 4px 9px;
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--ink-2);
  transition: background .1s;
}
.ai-suggest:hover { background: var(--paper-3); }
.ai-input-row {
  padding: 12px 14px;
  border-top: 1px solid var(--paper-line);
  display: flex;
  gap: 8px;
  align-items: flex-end;
  flex: 0 0 auto;
  background: var(--paper-2);
}
.ai-input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--paper-line);
  background: var(--paper);
  border-radius: var(--radius);
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink);
  outline: none;
  resize: none;
  min-height: 36px;
  max-height: 100px;
  line-height: 1.4;
}
.ai-input:focus { border-color: var(--ink-3); }
.ai-send {
  width: 34px; height: 34px;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--paper);
  border: 0;
  cursor: pointer;
  display: grid;
  place-items: center;
  flex: 0 0 34px;
  transition: background .12s;
}
.ai-send:hover { background: var(--ink-2); }
.ai-send:disabled { background: var(--paper-3); color: var(--ink-4); cursor: default; }

/* ============ INTENT PREVIEW (Conversational Pause) ============ */
.intent-preview {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: color-mix(in oklch, var(--paper) 60%, transparent);
  backdrop-filter: blur(4px);
}
.intent-card {
  background: var(--paper);
  border: 1.5px solid var(--paper-line);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 600px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.35);
  overflow: hidden;
}
.intent-card-head {
  padding: 20px 28px 18px;
  border-bottom: 1px solid var(--paper-line);
  display: flex;
  align-items: center;
  gap: 12px;
}
.intent-icon {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: color-mix(in oklch, var(--amber) 18%, var(--paper));
  border: 1px solid color-mix(in oklch, var(--amber) 35%, var(--paper-line));
  display: grid; place-items: center;
  color: var(--amber-deep);
  flex: 0 0 36px;
}
.intent-card-title {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  margin: 0;
  line-height: 1.1;
}
.intent-card-body { padding: 22px 28px 24px; }
.intent-what {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 14px;
  line-height: 1.45;
}
.intent-why {
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.65;
  margin-bottom: 18px;
}
.intent-confidence {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-3);
  padding: 4px 10px;
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-sm);
}
.intent-confidence.high { color: color-mix(in oklch, var(--ok) 70%, var(--ink)); background: color-mix(in oklch, var(--ok) 10%, var(--paper)); border-color: color-mix(in oklch, var(--ok) 25%, var(--paper-line)); }
.intent-confidence.medium { color: color-mix(in oklch, var(--warn) 70%, var(--ink)); background: color-mix(in oklch, var(--warn) 12%, var(--paper)); border-color: color-mix(in oklch, var(--warn) 30%, var(--paper-line)); }
.intent-confidence.low { color: color-mix(in oklch, var(--down) 70%, var(--ink)); background: color-mix(in oklch, var(--down) 10%, var(--paper)); border-color: color-mix(in oklch, var(--down) 25%, var(--paper-line)); }
.intent-card-foot {
  padding: 16px 28px;
  background: var(--paper-2);
  border-top: 1px solid var(--paper-line);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* ============ UNDO TOAST ============ */
.undo-toast {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 80;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  padding: 11px 16px 11px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 8px 32px -8px rgba(0,0,0,0.5);
  min-width: 300px;
  max-width: 520px;
  animation: toast-in .2s ease-out;
}
@keyframes toast-in {
  from { opacity: 0; transform: translateX(-50%) translateY(8px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}
.undo-toast-msg {
  font-size: 13.5px;
  flex: 1;
  line-height: 1.35;
}
.undo-toast-timer {
  font-family: var(--mono);
  font-size: 11px;
  color: color-mix(in oklch, var(--paper) 55%, transparent);
  white-space: nowrap;
}
.undo-toast-btn {
  background: color-mix(in oklch, var(--paper) 15%, transparent);
  border: 1px solid color-mix(in oklch, var(--paper) 30%, transparent);
  color: var(--paper);
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: background .1s;
}
.undo-toast-btn:hover { background: color-mix(in oklch, var(--paper) 25%, transparent); }

/* ============ TEMPORAL SLIDER ============ */
.temporal-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  background: var(--paper-2);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  margin-bottom: 14px;
}
.temporal-label {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-3);
  white-space: nowrap;
}
.temporal-slider {
  flex: 1;
  accent-color: var(--amber-deep);
  height: 2px;
  cursor: pointer;
}
.temporal-ts {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-2);
  white-space: nowrap;
  min-width: 130px;
  text-align: right;
}
.temporal-live {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--mono);
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: color-mix(in oklch, var(--ok) 70%, var(--ink));
  background: color-mix(in oklch, var(--ok) 12%, var(--paper));
  border: 1px solid color-mix(in oklch, var(--ok) 25%, var(--paper-line));
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}
.temporal-live::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 4px var(--ok);
}
/* Ghost overlay for historical machines */
.station.ghost {
  opacity: 0.45;
  pointer-events: none;
  border-style: dashed;
}
.station.ghost .station-glyph { background: var(--paper-3); }

/* ============ FADING SCAFFOLDING (onboarding hints for new users) ============ */
.scaffold-hint {
  position: relative;
  background: color-mix(in oklch, var(--amber) 8%, var(--paper));
  border: 1px dashed color-mix(in oklch, var(--amber) 40%, var(--paper-line));
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 16px;
}
.scaffold-hint-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.scaffold-hint-title {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--ink-2);
}
.scaffold-hint-body {
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.6;
}
.scaffold-dismiss {
  position: absolute;
  top: 10px; right: 10px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--ink-4);
  font-size: 14px;
  padding: 2px 4px;
  line-height: 1;
}
.scaffold-dismiss:hover { color: var(--ink-2); }

/* Yard legend tooltip (shown for new users) */
.yard-tooltip {
  position: absolute;
  z-index: 10;
  background: var(--paper);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  box-shadow: var(--shadow-lift);
  max-width: 200px;
  font-size: 12px;
  color: var(--ink-2);
  line-height: 1.5;
  pointer-events: none;
}
.yard-tooltip::before {
  content: '';
  position: absolute;
  top: -5px; left: 16px;
  width: 8px; height: 8px;
  background: var(--paper);
  border-top: 1px solid var(--paper-line);
  border-left: 1px solid var(--paper-line);
  transform: rotate(45deg);
}

/* ============ SETTINGS ============ */
.settings-section { margin-bottom: 20px; }
.setting-row {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px dashed var(--paper-3);
  align-items: center;
}
.setting-row:last-child { border-bottom: 0; }
.setting-name { font-size: 14px; font-weight: 500; }
.setting-desc { font-size: 12.5px; color: var(--ink-3); margin-top: 2px; }

.toggle {
  width: 36px; height: 20px;
  border-radius: 12px;
  background: var(--paper-3);
  position: relative;
  cursor: pointer;
  border: 1px solid var(--paper-line);
  transition: background .15s;
}
.toggle::after {
  content: '';
  position: absolute;
  top: 1px; left: 1px;
  width: 16px; height: 16px;
  background: var(--paper);
  border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0,0,0,0.2);
  transition: transform .15s;
}
.toggle.on { background: var(--ink); }
.toggle.on::after { transform: translateX(16px); background: var(--paper); }

/* utility */
.row { display: flex; align-items: center; gap: 10px; }
.spacer { flex: 1; }
.mono { font-family: var(--mono); }
.serif { font-family: var(--serif); }
.muted { color: var(--ink-3); }
hr.rule { border: 0; border-top: 1px dashed var(--paper-line); margin: 20px 0; }