/* crawl backfill monitor — control-room density, motion only on state change. */

:root {
  /* Tokens — single source of truth. Contrast pairs all >=4.5:1 on bg. */
  --bg:        #0b0d11;
  --bg-1:      #11141a;
  --bg-2:      #161a22;
  --bg-3:      #1d222c;
  --rule:      #262c38;
  --rule-1:    #323a4a;

  --text:      #e8ecf3;
  --text-1:    #b1b9c8;
  --text-2:    #7c8597;

  --accent:    #56c596;   /* progress green */
  --accent-1:  #87e6b8;
  --inflight:  #f5b948;   /* amber */
  --pending:   #424b5d;   /* muted */
  --info:      #4ea1ff;
  --warn:      #f5b948;
  --err:       #ff6b6b;
  --ok:        #56c596;

  --font:      ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Inter", Roboto, sans-serif;
  --mono:      ui-monospace, "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;

  --space-1:   4px;
  --space-2:   8px;
  --space-3:   12px;
  --space-4:   16px;
  --space-5:   24px;
  --space-6:   32px;

  --radius:    6px;
  --radius-l:  10px;

  --shadow:    0 1px 0 rgba(255,255,255,0.02) inset, 0 1px 2px rgba(0,0,0,0.5);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg:#f6f7f9; --bg-1:#fff; --bg-2:#fff; --bg-3:#eef0f4;
    --rule:#dee2ea; --rule-1:#c8cfdc;
    --text:#0e1320; --text-1:#3a4250; --text-2:#5d6675;
    --accent:#1f8a5e; --accent-1:#0d5d3f;
    --pending:#a6aebd; --shadow:0 1px 2px rgba(0,0,0,0.05);
  }
}

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

body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 var(--font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}

a { color: var(--info); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; }

.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: var(--bg); padding: var(--space-2) var(--space-4);
  z-index: 100; border-radius: 0 0 var(--radius) 0;
}
.skip:focus { left: 0; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 3px;
}

/* ---------- header ---------- */

header[role="banner"] {
  position: sticky; top: 0; z-index: 20;
  background: rgba(11,13,17,0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
  padding: var(--space-3) var(--space-5);
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-4);
}

.brand { display: flex; align-items: center; gap: var(--space-3); }
.logo {
  width: 28px; height: 28px; border-radius: 6px;
  background:
    linear-gradient(135deg, var(--accent) 0%, transparent 60%),
    var(--bg-3);
  border: 1px solid var(--rule-1);
  position: relative;
}
.logo::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,0.4) 100%);
  border-radius: inherit;
}

header h1 { margin: 0; font-size: 15px; font-weight: 600; letter-spacing: 0.2px; }
header .tag { margin: 0; color: var(--text-2); font-size: 11px; font-family: var(--mono); text-transform: lowercase; letter-spacing: 0.3px; }

.status-cluster {
  display: flex; align-items: center; gap: var(--space-3);
  font-size: 12px;
}
.status-cluster time { color: var(--text-2); font-family: var(--mono); }

.health {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 4px 10px;
  background: var(--bg-2);
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-size: 11px;
  font-family: var(--mono);
  text-transform: lowercase;
  letter-spacing: 0.4px;
}
.health-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--pending); transition: background-color 200ms ease; }
.health[data-state="ok"]       .health-dot { background: var(--ok); box-shadow: 0 0 0 3px rgba(86,197,150,0.18); }
.health[data-state="degraded"] .health-dot { background: var(--warn); box-shadow: 0 0 0 3px rgba(245,185,72,0.18); }
.health[data-state="down"]     .health-dot { background: var(--err); box-shadow: 0 0 0 3px rgba(255,107,107,0.20); }

#refresh {
  background: var(--bg-2);
  color: var(--text);
  border: 1px solid var(--rule);
  padding: 4px 12px;
  border-radius: 4px;
  font: 11px/1 var(--mono);
  text-transform: lowercase;
  cursor: pointer;
  transition: border-color 150ms ease, background-color 150ms ease;
}
#refresh:hover { border-color: var(--rule-1); background: var(--bg-3); }
#refresh:active { transform: translateY(1px); }

/* ---------- main ---------- */

main {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-5);
  display: flex; flex-direction: column; gap: var(--space-6);
}

section { display: flex; flex-direction: column; gap: var(--space-3); }

.sec-title {
  margin: 0;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.sec-desc {
  margin: -4px 0 0;
  color: var(--text-2);
  font-size: 12px;
}

/* ---------- KPIs ---------- */

.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: var(--space-3);
}
.kpi {
  background: var(--bg-1);
  border: 1px solid var(--rule);
  border-radius: var(--radius-l);
  padding: var(--space-4);
  position: relative;
  overflow: hidden;
}
.kpi .lbl {
  font-size: 10.5px; text-transform: uppercase; color: var(--text-2);
  letter-spacing: 0.6px; font-weight: 600;
}
.kpi .val {
  font: 600 28px/1.1 var(--mono);
  margin-top: 6px;
  letter-spacing: -0.5px;
  font-variant-numeric: tabular-nums;
}
.kpi .sub { margin-top: 4px; color: var(--text-2); font-size: 11.5px; }
.kpi[data-tone="accent"] .val { color: var(--accent); }
.kpi[data-tone="inflight"] .val { color: var(--inflight); }
.kpi[data-tone="warn"] .val { color: var(--warn); }
.kpi[data-tone="warn"] { border-color: rgba(245,185,72,0.45); }
.kpi[data-tone="err"] .val { color: var(--err); }

.kpi.skeleton { animation: pulse 1.4s ease-in-out infinite; }
.kpi.skeleton .lbl { background: var(--bg-3); width: 60%; height: 10px; border-radius: 2px; color: transparent; }
.kpi.skeleton .val { background: var(--bg-3); width: 50%; height: 28px; border-radius: 4px; color: transparent; }
@keyframes pulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

/* ---------- Progress bar ---------- */

.progress {
  display: flex; flex-direction: column; gap: var(--space-2);
  background: var(--bg-1);
  border: 1px solid var(--rule);
  border-radius: var(--radius-l);
  padding: var(--space-4);
}
.progress-meta {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 12px; color: var(--text-1);
}
.progress-meta .mono { color: var(--text); font-size: 13px; }
.bar {
  position: relative;
  height: 10px;
  background: var(--bg-3);
  border-radius: 999px;
  overflow: hidden;
}
.bar-fill, .bar-inflight {
  position: absolute; top: 0; bottom: 0; left: 0;
  border-radius: 999px;
  transition: width 400ms cubic-bezier(.2,.7,.2,1);
}
.bar-fill { background: var(--accent); z-index: 2; }
.bar-inflight { background: var(--inflight); opacity: 0.65; z-index: 1; }

.progress-foot {
  display: flex; gap: var(--space-4);
  font-size: 11px; color: var(--text-2); font-family: var(--mono);
  letter-spacing: 0.2px;
}
.legend {
  display: inline-block; width: 10px; height: 10px;
  border-radius: 2px; vertical-align: middle; margin-right: 6px;
}
.legend.backfilled { background: var(--accent); }
.legend.inflight   { background: var(--inflight); }
.legend.pending    { background: var(--pending); }

/* ---------- Chart card ---------- */

.chart-card {
  background: var(--bg-1);
  border: 1px solid var(--rule);
  border-radius: var(--radius-l);
  padding: var(--space-4);
  display: flex; flex-direction: column; gap: var(--space-3);
}
.chart-meta {
  display: flex; gap: var(--space-5);
  flex-wrap: wrap;
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--rule);
}
.chart-meta > div { display: flex; flex-direction: column; gap: 2px; }
.chart-meta .lbl {
  font-size: 10.5px; color: var(--text-2);
  text-transform: uppercase; letter-spacing: 0.5px;
}
.chart-meta .val { font: 600 20px/1 var(--mono); color: var(--text); }
.chart-meta .unit { font-size: 11px; color: var(--text-2); margin-top: 2px; }
/* Primary block (tags/min) reads bigger and in the accent colour so it sits
   clearly above the secondary readouts (imgs/min, repos/min, eta). */
.chart-meta .primary .val { font-size: 26px; color: var(--accent); }
.chart-meta .primary .lbl { color: var(--accent); }

.canvas-box { position: relative; height: 240px; }
canvas { width: 100% !important; height: 100% !important; }

/* ---------- Workers grid ---------- */

.workers {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-3);
}
.worker {
  background: var(--bg-1);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  position: relative;
  display: flex; flex-direction: column; gap: var(--space-2);
}
.worker[data-state="up"]      { border-left: 3px solid var(--ok); }
.worker[data-state="stalled"] { border-left: 3px solid var(--warn); }
.worker[data-state="down"]    { border-left: 3px solid var(--err); }
.worker[data-stuck="true"]    { border-left: 3px solid var(--warn); background: linear-gradient(180deg, rgba(245,185,72,0.06), transparent 60%), var(--bg-1); }
.worker[data-stuck="true"] .pill { background: rgba(245,185,72,0.18); color: var(--warn); }

.worker .top {
  display: flex; justify-content: space-between; align-items: center;
}
.worker .host {
  font: 600 13px/1.2 var(--mono);
  color: var(--text);
  letter-spacing: 0.2px;
}
.worker .pill {
  font: 600 9.5px/1 var(--mono);
  text-transform: uppercase; letter-spacing: 0.8px;
  padding: 3px 7px;
  border-radius: 3px;
}
.worker[data-state="up"]      .pill { background: rgba(86,197,150,0.14); color: var(--ok); }
.worker[data-state="stalled"] .pill { background: rgba(245,185,72,0.16); color: var(--warn); }
.worker[data-state="down"]    .pill { background: rgba(255,107,107,0.16); color: var(--err); }

.worker .row {
  display: flex; justify-content: space-between;
  font: 11px/1.4 var(--mono);
  color: var(--text-1);
}
.worker .row .k { color: var(--text-2); text-transform: lowercase; }
.worker .row .v { color: var(--text); }
/* Primary row carries the headline throughput (tags/min) — same slot the old
   "rate" line used to occupy, but visually weightier so it reads as the
   number that matters. */
.worker .row.primary { font: 600 13px/1.3 var(--mono); }
.worker .row.primary .k { color: var(--text-1); }
.worker .row.primary .v { color: var(--accent); }

.worker .err-line {
  font: 10px/1.3 var(--mono); color: var(--text-2);
  max-height: 32px; overflow: hidden;
  border-top: 1px solid var(--rule); padding-top: 6px;
  text-overflow: ellipsis;
}
.worker .err-line b { color: var(--err); }

/* ---------- Two-column grid ---------- */

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}
@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; }
}

/* ---------- Repo lists ---------- */

.repo-list {
  list-style: none; padding: 0; margin: 0;
  background: var(--bg-1);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
}
.repo-list.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
@media (max-width: 720px) {
  .repo-list.two-col { grid-template-columns: 1fr; }
}
.repo-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-3);
  padding: 8px var(--space-4);
  border-bottom: 1px solid var(--rule);
  font-size: 12.5px;
}
.repo-list li:last-child { border-bottom: none; }
.repo-list .name {
  font-family: var(--mono);
  color: var(--text);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.repo-list .meta {
  display: flex; gap: var(--space-3);
  font: 11px/1 var(--mono);
  color: var(--text-2);
  white-space: nowrap;
}
.repo-list .meta b { color: var(--text-1); font-weight: 600; }
.repo-list.empty li {
  color: var(--text-2);
  justify-content: center; grid-template-columns: 1fr; text-align: center;
  padding: var(--space-4);
}

/* ---------- alert banner ---------- */

.alert {
  display: flex; gap: var(--space-3); align-items: center;
  background: var(--bg-1);
  border: 1px solid var(--warn);
  border-left: 4px solid var(--warn);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  color: var(--text);
  font-size: 13px;
}
.alert[hidden] { display: none; }
.alert-tag {
  font: 600 10px/1 var(--mono);
  text-transform: uppercase; letter-spacing: 0.6px;
  color: var(--warn);
  background: rgba(245,185,72,0.16);
  padding: 4px 8px; border-radius: 999px;
  flex-shrink: 0;
}

/* ---------- distribution card ---------- */

.dist-card {
  background: var(--bg-1);
  border: 1px solid var(--rule);
  border-radius: var(--radius-l);
  padding: var(--space-4);
  display: flex; flex-direction: column; gap: var(--space-3);
}
.dist-meta {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 12px; color: var(--text-1);
  flex-wrap: wrap; gap: var(--space-3);
}
.dist-meta .mono { color: var(--text-2); font-size: 11px; }
.dist-list {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 6px;
}
.dist-list li {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  align-items: center;
  gap: var(--space-3);
  font: 12px/1.4 var(--mono);
}
.dist-list .dist-label { color: var(--text-1); }
.dist-list .dist-count { color: var(--text); font-weight: 600; min-width: 48px; text-align: right; }
.dist-list .dist-bar {
  position: relative; height: 10px;
  background: var(--bg-3);
  border-radius: 999px;
  overflow: hidden;
}
.dist-list .dist-fill {
  display: block; height: 100%;
  background: var(--accent);
  border-radius: inherit;
  transition: width 400ms cubic-bezier(.2,.7,.2,1);
}
.dist-empty { color: var(--text-2); padding: var(--space-3); text-align: center; }

@media (max-width: 560px) {
  .dist-list li { grid-template-columns: 96px 1fr auto; gap: var(--space-2); }
}

/* ---------- errors panel ---------- */

.errors {
  display: grid; gap: var(--space-2);
}
.err-row {
  display: grid; grid-template-columns: 100px 1fr auto;
  align-items: baseline; gap: var(--space-3);
  background: var(--bg-1);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--err);
  border-radius: var(--radius);
  padding: 8px var(--space-4);
  font: 11px/1.4 var(--mono);
}
.err-row .host { color: var(--text); font-weight: 600; }
.err-row .msg { color: var(--text-1); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.err-row .n { color: var(--err); font-weight: 600; }

/* ---------- footer ---------- */

footer[role="contentinfo"] {
  max-width: 1400px;
  margin: var(--space-6) auto 0;
  padding: var(--space-5);
  display: flex; justify-content: space-between; gap: var(--space-3);
  border-top: 1px solid var(--rule);
  color: var(--text-2);
  font-size: 11px;
  flex-wrap: wrap;
}

/* ---------- auth dialog ---------- */

dialog {
  background: var(--bg-1);
  border: 1px solid var(--rule);
  border-radius: var(--radius-l);
  color: var(--text);
  padding: var(--space-5);
  max-width: 360px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.6);
}
dialog::backdrop { background: rgba(0,0,0,0.6); backdrop-filter: blur(2px); }
dialog h2 { margin: 0 0 var(--space-2); font-size: 14px; }
dialog p  { margin: 0 0 var(--space-4); color: var(--text-2); font-size: 12px; }
dialog label { display: block; font-size: 11px; color: var(--text-2); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px; }
dialog input {
  width: 100%; padding: 8px 10px;
  background: var(--bg-3); color: var(--text);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  font: 13px var(--mono);
}
dialog input:focus { outline: none; border-color: var(--accent); }
.auth-actions { display: flex; justify-content: flex-end; margin-top: var(--space-4); }
dialog button {
  background: var(--accent); color: #001a10; border: none;
  padding: 6px 14px; border-radius: var(--radius);
  font: 600 12px var(--mono); cursor: pointer;
  text-transform: lowercase;
}
dialog button:hover { background: var(--accent-1); }

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}