/* KGL Overlay admin — KeiDoG cache pattern + keilab paper aesthetic */

:root {
  --paper:      #FAF8F1;
  --paper-85:   rgba(250, 248, 241, 0.85);
  --grid:       #D6D3C4;
  --grid-bold:  #C2BDA8;
  --ink:        #1A1A1A;
  --ink-muted:  #5C5547;
  --accent:     #E63946;
  --accent-2:   #264653;
  --ok:         #2D6A4F;
  --warn:       #F4A261;
  --hot:        #E63946;
}

/* Dark — applied by toggle via data-theme="dark", or via OS preference */
:root[data-theme="dark"] {
  --paper:      #14161A;
  --paper-85:   rgba(20, 22, 26, 0.85);
  --grid:       #242830;
  --grid-bold:  #353B47;
  --ink:        #E8E5DC;
  --ink-muted:  #9A968B;
  --accent:     #FF6B73;
  --accent-2:   #5CB0A8;
  --ok:         #74C69D;
  --warn:       #FFB374;
  --hot:        #FF6B73;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper:      #14161A;
    --paper-85:   rgba(20, 22, 26, 0.85);
    --grid:       #242830;
    --grid-bold:  #353B47;
    --ink:        #E8E5DC;
    --ink-muted:  #9A968B;
    --accent:     #FF6B73;
    --accent-2:   #5CB0A8;
    --ok:         #74C69D;
    --warn:       #FFB374;
    --hot:        #FF6B73;
  }
}

/* Pencil-stroke draw animation for mesh edges */
@keyframes pencil-draw {
  from { stroke-dasharray: 0 1000; }
  to   { stroke-dasharray: 1000 0; }
}
.edge.draw-in {
  stroke-dasharray: 0 1000;
  animation: pencil-draw 1.4s ease-out forwards;
}
@keyframes node-pop {
  from { transform-origin: center; transform: scale(0) translate(var(--nx, 0), var(--ny, 0)); opacity: 0; }
  to   { transform-origin: center; transform: scale(1) translate(var(--nx, 0), var(--ny, 0)); opacity: 1; }
}

/* Theme toggle button */
.theme-toggle {
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--grid-bold);
  padding: 6px 10px;
  cursor: pointer;
  transition: border-color 0.15s;
  margin-left: 8px;
}
.theme-toggle:hover { border-color: var(--ink); }
.theme-toggle .sym { color: var(--accent); margin-right: 6px; }

@media (prefers-reduced-motion: reduce) {
  .edge.draw-in { animation: none; stroke-dasharray: none; }
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--paper); color: var(--ink);
  font-family: Inter, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 14px; line-height: 1.5;
}
.mono { font-family: "JetBrains Mono", "SF Mono", Menlo, monospace; }

body {
  background-color: var(--paper);
  background-image:
    repeating-linear-gradient(0deg,  var(--grid)      0 1px, transparent 1px 32px),
    repeating-linear-gradient(90deg, var(--grid)      0 1px, transparent 1px 32px),
    repeating-linear-gradient(0deg,  var(--grid-bold) 0 1px, transparent 1px 160px),
    repeating-linear-gradient(90deg, var(--grid-bold) 0 1px, transparent 1px 160px);
}

header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 32px;
  border-bottom: 1px solid var(--grid-bold);
  background: var(--paper-85);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 50;
}
.brand { font-family: "JetBrains Mono", monospace; font-size: 18px; font-weight: 700; letter-spacing: -0.5px; }
.brand .glyph { color: var(--accent); margin-right: 6px; }
.brand .sub { color: var(--ink-muted); font-weight: 400; margin-left: 8px; font-size: 12px; text-transform: uppercase; letter-spacing: 2px; }
nav { display: flex; gap: 4px; flex-wrap: wrap; }
nav a {
  font-family: "JetBrains Mono", monospace;
  color: var(--ink); text-decoration: none;
  padding: 8px 16px;
  font-size: 13px;
  border: 1px solid transparent;
  transition: all 0.15s;
}
nav a:hover { border-color: var(--grid-bold); }
nav a.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }
nav a .sym { color: var(--accent); margin-right: 6px; }
nav a.active .sym { color: var(--paper); }

main { max-width: 1440px; margin: 0 auto; padding: 32px; }
.view { display: none; }
.view.active { display: block; }

h1 {
  font-size: 40px; font-weight: 900;
  letter-spacing: -1.5px;
  margin: 0 0 8px 0;
  line-height: 1;
}
h1 .eyebrow {
  display: block;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px; font-weight: 500;
  color: var(--accent);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
h2 { font-size: 14px; font-weight: 500;
  color: var(--ink-muted); text-transform: uppercase; letter-spacing: 2px;
  margin: 32px 0 16px 0;
  font-family: "JetBrains Mono", monospace;
}

/* Stats */
.stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; margin: 32px 0; }
.stat { background: var(--paper-85); border: 1px solid var(--grid-bold); padding: 20px; }
.stat .value { font-family: "JetBrains Mono", monospace; font-size: 32px; font-weight: 700; color: var(--ink); line-height: 1; }
.stat .label { font-family: "JetBrains Mono", monospace; font-size: 11px; color: var(--ink-muted); text-transform: uppercase; letter-spacing: 2px; margin-top: 8px; }
.stat .accent { color: var(--accent); }
.stat .ok     { color: var(--ok); }
.stat .warn   { color: var(--warn); }

/* Mesh */
.mesh-wrap { background: var(--paper-85); border: 1px solid var(--grid-bold); padding: 16px; margin: 16px 0; position: relative; }
.mesh-wrap svg { width: 100%; height: 420px; display: block; }
.mesh-wrap .caption { font-family: "JetBrains Mono", monospace; font-size: 11px; color: var(--ink-muted); text-transform: uppercase; letter-spacing: 2px; position: absolute; top: 12px; left: 16px; }
.mesh-wrap .legend { position: absolute; bottom: 12px; right: 16px; display: flex; gap: 12px; font-family: "JetBrains Mono", monospace; font-size: 10px; color: var(--ink-muted); }
.mesh-wrap .legend span { display: inline-flex; align-items: center; gap: 4px; }
.mesh-wrap .legend .dot { width: 8px; height: 8px; border-radius: 50%; }

.node circle { stroke: var(--ink); stroke-width: 1.8; fill: var(--paper); }
.node.coordinator circle { fill: var(--ink); }
.node.relay circle { fill: var(--accent-2); stroke: var(--accent-2); }
.node.exit circle { fill: var(--accent); stroke: var(--accent); }
.node.offline circle { stroke-dasharray: 3 2; opacity: 0.45; }
.node text { font-family: "JetBrains Mono", monospace; font-size: 11px; fill: var(--ink); text-anchor: middle; }
.edge { stroke: var(--ink-muted); stroke-width: 1.2; opacity: 0.55; }
.edge.ncwg { stroke: var(--accent); stroke-dasharray: 4 2; }
.edge.kstealth { stroke: var(--accent-2); stroke-dasharray: 1 3; }

/* Tables (events / nodes / rules / conns) */
.events { background: var(--paper-85); border: 1px solid var(--grid-bold); margin: 16px 0 32px 0; overflow: auto; }
.events table { width: 100%; border-collapse: collapse; }
.events th { text-align: left; font-family: "JetBrains Mono", monospace; font-size: 10px; color: var(--ink-muted); text-transform: uppercase; letter-spacing: 2px; padding: 12px 16px; border-bottom: 1px solid var(--grid-bold); font-weight: 500; }
.events td { padding: 12px 16px; border-bottom: 1px solid var(--grid); font-size: 13px; vertical-align: top; }
.events tr:last-child td { border-bottom: none; }
.events td.ts  { font-family: "JetBrains Mono", monospace; color: var(--ink-muted); width: 90px; }
.events td.kind { font-family: "JetBrains Mono", monospace; width: 140px; }
.events td.kind.register   { color: var(--ok); }
.events td.kind.offline    { color: var(--hot); }
.events td.kind.acl_update { color: var(--accent); }
.events td.kind.relay_promoted { color: var(--accent-2); }
.events td.node { font-family: "JetBrains Mono", monospace; font-weight: 500; }
.events td.mono { font-family: "JetBrains Mono", monospace; }
.events td .pill {
  display: inline-block;
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  padding: 2px 8px;
  border: 1px solid var(--grid-bold);
  border-radius: 0;
  margin-right: 4px;
  background: var(--paper);
}
.events td .pill.online  { color: var(--ok);     border-color: var(--ok); }
.events td .pill.offline { color: var(--hot);    border-color: var(--hot); }
.events td .pill.coordinator,
.events td .pill.relay,
.events td .pill.exit,
.events td .pill.client { color: var(--ink); border-color: var(--ink); }
.events td .pill.accept { color: var(--ok);  border-color: var(--ok); }
.events td .pill.drop   { color: var(--hot); border-color: var(--hot); }

/* ACL — two-column on desktop */
.acl-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; align-items: start; }
@media (max-width: 980px) { .acl-grid { grid-template-columns: 1fr; } }
.toml-block {
  background: var(--paper-85);
  border: 1px solid var(--grid-bold);
  padding: 16px;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink);
  white-space: pre;
  overflow: auto;
  max-height: 720px;
  margin: 0;
}

/* Relays cards */
#relays-cards { display: grid; grid-template-columns: 1fr; gap: 16px; margin: 16px 0; }
.relay-card { background: var(--paper-85); border: 1px solid var(--grid-bold); padding: 20px; display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; }
@media (max-width: 700px) { .relay-card { grid-template-columns: 1fr; } }
.relay-card .name { font-family: "JetBrains Mono", monospace; font-size: 18px; font-weight: 700; }
.relay-card .name .pill { font-size: 10px; padding: 3px 8px; border: 1px solid var(--ok); color: var(--ok); margin-left: 10px; vertical-align: 3px; }
.relay-card .kv { font-family: "JetBrains Mono", monospace; font-size: 12px; line-height: 1.9; }
.relay-card .kv .k { color: var(--ink-muted); display: inline-block; min-width: 110px; }
.relay-card .kv .v { color: var(--ink); }

/* Latency chart */
.chart-wrap { background: var(--paper-85); border: 1px solid var(--grid-bold); padding: 16px; margin: 0 0 32px 0; }
.chart-wrap svg { width: 100%; height: 220px; display: block; }
.chart-bar { fill: var(--accent-2); }
.chart-axis text { font-family: "JetBrains Mono", monospace; font-size: 10px; fill: var(--ink-muted); }
.chart-axis line, .chart-axis path { stroke: var(--grid-bold); }

/* Settings kv */
.kv-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); gap: 16px; margin: 32px 0; }
.kv-card { background: var(--paper-85); border: 1px solid var(--grid-bold); padding: 20px; }
.kv-card h3 {
  margin: 0 0 12px 0;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 500;
}
.kv-card dl { margin: 0; font-family: "JetBrains Mono", monospace; font-size: 12px; line-height: 1.9; }
.kv-card dt { color: var(--ink-muted); display: inline-block; min-width: 140px; }
.kv-card dd { display: inline; margin: 0; color: var(--ink); }
.kv-card .row { display: block; }

/* Footer */
footer { max-width: 1440px; margin: 64px auto 32px auto; padding: 16px 32px; border-top: 1px solid var(--grid-bold); font-family: "JetBrains Mono", monospace; font-size: 11px; color: var(--ink-muted); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
footer .cached { color: var(--ink); }

/* ── Events list ─────────────────────────────────────────────── */
.events-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1rem;
  padding: 0;
  list-style: none;
}
.event-row {
  display: grid;
  grid-template-columns: 9rem 9rem 1fr 7rem;
  gap: 1rem;
  align-items: baseline;
  padding: 0.6rem 0.8rem;
  border-left: 3px solid var(--grid-bold);
  background: var(--paper-85);
  font-size: 0.875rem;
}
.event-row[data-type="device_revoked"]  { border-left-color: var(--accent); }
.event-row[data-type="device_approved"] { border-left-color: #2a9d8f; }
.event-row[data-type="acl_uploaded"]    { border-left-color: var(--accent-2); }
.event-row .ev-at    { color: var(--ink-muted); font-variant-numeric: tabular-nums; }
.event-row .ev-type  { font-weight: 600; }
.event-row .ev-actor { color: var(--ink-muted); font-family: ui-monospace, monospace; font-size: 0.8rem; }

/* ── Approval table ──────────────────────────────────────────── */
.approval-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}
.approval-table th,
.approval-table td {
  padding: 0.6rem 0.8rem;
  text-align: left;
  border-bottom: 1px solid var(--grid);
}
.approval-table th {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.approval-table td.node-id {
  font-family: ui-monospace, monospace;
  font-size: 0.8rem;
}
.approval-table .actions { display: flex; gap: 0.4rem; }
.btn-approve { background: #2a9d8f; color: white; border: none; padding: 0.3rem 0.7rem; cursor: pointer; }
.btn-approve:hover { filter: brightness(1.1); }
.btn-reject  { background: transparent; color: var(--accent); border: 1px solid var(--accent); padding: 0.3rem 0.7rem; cursor: pointer; }
.btn-reject:hover  { background: var(--accent); color: var(--paper); }

/* ── Toast notifications ─────────────────────────────────────── */
.toast-root {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast {
  padding: 0.7rem 1rem;
  background: var(--ink);
  color: var(--paper);
  border-radius: 2px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  max-width: 22rem;
  font-size: 0.875rem;
  animation: toast-in 0.2s ease-out;
  pointer-events: auto;
}
.toast[data-kind="error"]   { background: var(--accent); }
.toast[data-kind="success"] { background: #2a9d8f; }
@keyframes toast-in {
  from { transform: translateX(2rem); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

/* ── Skeleton loading + empty states ────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--grid) 0%, var(--paper-85) 50%, var(--grid) 100%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.4s ease-in-out infinite;
  border-radius: 2px;
}
.skeleton-row { height: 2.5rem; margin-bottom: 0.5rem; }
@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.empty-state {
  padding: 3rem 2rem;
  text-align: center;
  color: var(--ink-muted);
  font-style: italic;
}
.pill {
  display: inline-block;
  padding: 0.15rem 0.6rem;
  background: var(--accent);
  color: var(--paper);
  border-radius: 99rem;
  font-size: 0.75rem;
  font-weight: 600;
  min-width: 1.5rem;
  text-align: center;
}
.pill:empty { display: none; }

/* ── View controls header ────────────────────────────────────── */
.view-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0.5rem;
}
.view-controls {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}
.view-controls select,
.view-controls input {
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--grid-bold);
  background: var(--paper);
  color: var(--ink);
  font: inherit;
}

/* ─── language picker ───────────────────────────────────────────────── */
.lang-picker {
  margin-left: 0.5rem;
  padding: 0.25rem 0.5rem;
  font: inherit;
  font-size: 0.85rem;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--grid-bold);
  border-radius: 2px;
  cursor: pointer;
}
.lang-picker:hover { border-color: var(--ink); }

/* ─── webauthn enrollment panel ─────────────────────────────────────── */
.enroll-card {
  margin: 0.5rem 0;
  border: 1px solid var(--grid-bold);
  border-radius: 3px;
  background: var(--paper-85);
}
.enroll-card > summary {
  cursor: pointer;
  padding: 0.6rem 0.8rem;
  font-weight: 600;
  user-select: none;
}
.enroll-card > summary:hover { background: var(--grid); }
.enroll-card[open] > summary { border-bottom: 1px solid var(--grid); }
.enroll-card .hint {
  margin: 0.5rem 0.8rem;
  color: var(--ink-muted);
  font-size: 0.875rem;
  font-style: italic;
}
.enroll-card .field {
  display: block;
  margin: 0.6rem 0.8rem;
}
.enroll-card .field > span {
  display: block;
  font-size: 0.8rem;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.2rem;
}
.enroll-card .field input {
  width: 100%;
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--grid-bold);
  background: var(--paper);
  color: var(--ink);
  font: inherit;
}
.enroll-card .field input:focus {
  outline: 2px solid var(--accent-2);
  outline-offset: -1px;
}
.enroll-card #enroll-go {
  margin: 0.6rem 0.8rem 0.8rem;
}
.enroll-card #enroll-result {
  margin: 0 0.8rem 0.8rem;
  padding: 0.4rem 0.6rem;
}

/* ─── key list ──────────────────────────────────────────────────────── */
.key-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-top: 0.5rem;
}
.key-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0.8rem;
  border-left: 3px solid var(--accent-2);
  background: var(--paper-85);
  font-family: ui-monospace, monospace;
  font-size: 0.85rem;
}
.key-row .cred-id { color: var(--ink-muted); }
.key-row .btn-reject {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.15rem 0.45rem;
  cursor: pointer;
  font-size: 0.8rem;
}
.key-row .btn-reject:hover { background: var(--accent); color: var(--paper); }

/* ─── auth state pills ──────────────────────────────────────────────── */
.auth-state {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  font-size: 0.875rem;
  font-family: ui-monospace, monospace;
}
.auth-state.ok   { background: rgba(42, 157, 143, 0.15); color: #2a9d8f; }
.auth-state.warn { background: rgba(230, 57, 70, 0.10); color: var(--accent); }

/* ─── webauthn prompt overlay (optional, used by sign UI) ───────────── */
.webauthn-prompt {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
}
.webauthn-prompt-box {
  background: var(--paper);
  padding: 2rem;
  border: 2px solid var(--ink);
  max-width: 24rem;
  text-align: center;
}
.webauthn-prompt-box .pulse {
  font-size: 3rem;
  animation: pulse 1.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50%      { transform: scale(1.1); opacity: 1; }
}