:root {
  --bg: #000500;
  --green: #00ff6a;
  --green-dim: #00b347;
  --green-glow: rgba(0, 255, 106, 0.35);
  --green-soft: rgba(0, 255, 106, 0.08);
  --amber: #ffcc33;
  --amber-soft: rgba(255, 204, 51, 0.12);
  --red: #ff3b4a;
  --red-soft: rgba(255, 59, 74, 0.14);
  --ink: #b8ffd0;
  --muted: rgba(0, 255, 106, 0.55);
  --faint: rgba(0, 255, 106, 0.28);
  --line: rgba(0, 255, 106, 0.18);
  --font: "IBM Plex Mono", "Share Tech Mono", ui-monospace, monospace;
  --max: 880px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

#matrix {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.55;
  pointer-events: none;
}

.scanlines {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.18) 2px,
    rgba(0, 0, 0, 0.18) 4px
  );
  mix-blend-mode: multiply;
  opacity: 0.45;
}

.vignette {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 35%, rgba(0, 0, 0, 0.75) 100%);
}

.shell {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1rem 2.5rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0 0;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.85rem;
}

.brand {
  text-decoration: none;
  color: var(--green);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
  text-shadow: 0 0 12px var(--green-glow);
}

.prompt {
  color: var(--green);
}
.sep {
  color: var(--faint);
}
.path {
  color: var(--ink);
}

.cursor {
  display: inline-block;
  width: 0.55ch;
  height: 1.05em;
  margin-left: 0.15rem;
  background: var(--green);
  box-shadow: 0 0 10px var(--green-glow);
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

.status-line {
  font-size: 0.72rem;
  color: var(--faint);
  letter-spacing: 0.04em;
}

.hero {
  min-height: auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 1.25rem 0 0.5rem;
}

.ascii {
  margin: 0 0 1.25rem;
  color: var(--green);
  font-size: clamp(0.45rem, 2.2vw, 0.72rem);
  line-height: 1.1;
  text-shadow: 0 0 18px var(--green-glow);
  opacity: 0.9;
  animation: boot 0.8s ease both;
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  animation: boot 0.8s ease 0.1s both;
}

h1 {
  margin: 0;
  font-size: clamp(2.2rem, 8vw, 3.8rem);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--green);
  text-shadow: 0 0 24px var(--green-glow), 0 0 60px rgba(0, 255, 106, 0.15);
  animation: boot 0.8s ease 0.15s both;
}

.blink {
  animation: blink 1s step-end infinite;
}

.lede {
  margin: 1.1rem 0 0;
  max-width: 38rem;
  font-size: 0.95rem;
  color: var(--muted);
  animation: boot 0.8s ease 0.22s both;
}

.lede em {
  font-style: normal;
  color: var(--green);
}

/* —— macOS windows —— */
.mac-window {
  margin-top: 1.25rem;
  border: 1px solid rgba(0, 255, 106, 0.22);
  border-radius: 12px;
  background: rgba(8, 18, 12, 0.82);
  backdrop-filter: blur(14px);
  box-shadow:
    0 18px 50px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.03) inset,
    0 0 30px rgba(0, 255, 106, 0.05);
  overflow: hidden;
  transition:
    box-shadow 0.25s ease,
    transform 0.25s ease,
    opacity 0.25s ease,
    max-height 0.35s ease;
  animation: boot 0.7s ease both;
}

.mac-window.is-zoomed {
  position: relative;
  z-index: 5;
  box-shadow:
    0 24px 80px rgba(0, 0, 0, 0.6),
    0 0 40px rgba(0, 255, 106, 0.12);
  transform: scale(1.01);
}

.mac-window.is-collapsed .mac-body {
  display: none;
}

.mac-window.is-closed {
  display: none;
}

.mac-titlebar {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  background: linear-gradient(180deg, rgba(40, 55, 45, 0.95), rgba(18, 28, 22, 0.95));
  border-bottom: 1px solid rgba(0, 255, 106, 0.12);
  user-select: none;
  cursor: default;
}

.traffic {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-left: 2px;
}

.tl {
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 0;
  padding: 0;
  cursor: pointer;
  position: relative;
  box-shadow: 0 0 0 0.5px rgba(0, 0, 0, 0.35) inset;
  transition: filter 0.15s ease, transform 0.1s ease;
}

.tl:hover {
  filter: brightness(1.08);
}
.tl:active {
  transform: scale(0.92);
}

.tl.close {
  background: #ff5f57;
}
.tl.min {
  background: #febc2e;
}
.tl.zoom {
  background: #28c840;
}

.traffic:hover .tl.close::after {
  content: "×";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 9px;
  font-weight: 700;
  color: #4a0000;
  line-height: 1;
}
.traffic:hover .tl.min::after {
  content: "−";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 700;
  color: #5a3a00;
  line-height: 1;
}
.traffic:hover .tl.zoom::after {
  content: "+";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 9px;
  font-weight: 700;
  color: #003a10;
  line-height: 1;
}

.mac-title {
  appearance: none;
  border: 0;
  background: transparent;
  font-family: var(--font);
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(200, 255, 220, 0.75);
  letter-spacing: 0.02em;
  text-align: center;
  padding: 0.15rem 0.5rem;
  margin-right: 3.2rem; /* optically center vs traffic lights */
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mac-title:hover {
  color: var(--green);
}

.mac-body {
  padding: 0;
}

.mac-window[data-window="intro"] .mac-body {
  padding: 1.25rem 1.25rem 1.4rem;
}

.mac-window[data-window="intro"] .ascii {
  animation: none;
}
.mac-window[data-window="intro"] .eyebrow,
.mac-window[data-window="intro"] h1,
.mac-window[data-window="intro"] .lede,
.mac-window[data-window="intro"] .cta-row {
  animation: none;
}

.session-row {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 0.75rem;
  padding: 0.45rem 1rem;
  font-size: 0.8rem;
  border-top: 1px dashed rgba(0, 255, 106, 0.08);
}

.session-row:first-child {
  border-top: 0;
  padding-top: 0.7rem;
}

.session-row:last-child {
  padding-bottom: 0.7rem;
}

#session .k,
.mac-body .k {
  color: var(--faint);
  letter-spacing: 0.04em;
}

#session .v,
.mac-body .v {
  color: var(--green);
  text-shadow: 0 0 10px var(--green-glow);
  word-break: break-all;
  font-weight: 600;
}

#session .v.muted {
  color: var(--muted);
  text-shadow: none;
  font-weight: 400;
}

.cta-row {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.4rem;
}

@keyframes boot {
  from {
    opacity: 0;
    transform: translateY(10px);
    filter: blur(4px);
  }
  to {
    opacity: 1;
    transform: none;
    filter: none;
  }
}

.btn-run {
  appearance: none;
  border: 1px solid var(--green);
  background: var(--green-soft);
  color: var(--green);
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  padding: 0.9rem 1.35rem;
  cursor: pointer;
  box-shadow: 0 0 0 0 var(--green-glow), inset 0 0 20px rgba(0, 255, 106, 0.05);
  transition: background 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
  text-shadow: 0 0 8px var(--green-glow);
}

.btn-run:hover:not(:disabled) {
  background: rgba(0, 255, 106, 0.18);
  box-shadow: 0 0 28px var(--green-glow), inset 0 0 24px rgba(0, 255, 106, 0.08);
}

.btn-run:disabled {
  opacity: 0.55;
  cursor: wait;
}

.hint {
  margin: 0;
  font-size: 0.78rem;
  color: var(--faint);
}

.dashboard {
  margin-top: 1.25rem;
  margin-bottom: 1rem;
}

.dashboard-body {
  padding: 0;
}

.summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-bottom: 1px solid var(--line);
}

.stat {
  padding: 0.9rem 1rem;
  border-right: 1px solid var(--line);
}
.stat:last-child {
  border-right: 0;
}

.stat-label {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--faint);
  margin-bottom: 0.25rem;
}

.stat-value {
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.stat.pass .stat-value {
  color: var(--green);
  text-shadow: 0 0 12px var(--green-glow);
}
.stat.warn .stat-value {
  color: var(--amber);
}
.stat.fail .stat-value {
  color: var(--red);
  text-shadow: 0 0 12px rgba(255, 59, 74, 0.4);
}

.progress-wrap {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--line);
}

.progress-track {
  height: 3px;
  background: rgba(0, 255, 106, 0.1);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green-glow);
  transition: width 0.2s ease;
}

.progress-label {
  margin: 0.4rem 0 0;
  font-size: 0.7rem;
  color: var(--faint);
  font-variant-numeric: tabular-nums;
}

.groups {
  display: grid;
  gap: 0.85rem;
  padding: 0.85rem;
  background: rgba(0, 0, 0, 0.2);
}

.group.mac-window {
  margin-top: 0;
  animation: none;
}

.group .rows {
  list-style: none;
  margin: 0;
  padding: 0.2rem 0;
}

.group-meta {
  font-size: 0.68rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  margin-right: 2.5rem;
}

.mac-titlebar .group-meta {
  justify-self: end;
  grid-column: 3;
}

.group .mac-titlebar {
  grid-template-columns: auto 1fr auto;
}

.row {
  display: grid;
  grid-template-columns: 4.5rem 1fr auto;
  gap: 0.65rem;
  align-items: center;
  padding: 0.48rem 1rem;
  font-size: 0.82rem;
}

.row:hover {
  background: rgba(0, 255, 106, 0.04);
}

.badge {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
}

.badge.pass {
  color: var(--green);
}
.badge.warn {
  color: var(--amber);
}
.badge.fail {
  color: var(--red);
}
.badge.pending {
  color: var(--faint);
}
.badge.running {
  color: var(--green);
  animation: blink 0.7s step-end infinite;
}

.service-name {
  display: block;
  color: var(--ink);
  font-weight: 500;
}

.service-host {
  display: block;
  font-size: 0.7rem;
  color: var(--faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.latency {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  font-size: 0.75rem;
  white-space: nowrap;
}

/* Dock for closed windows */
.dock {
  position: sticky;
  bottom: 0.75rem;
  z-index: 20;
  margin-top: 1rem;
  padding: 0.65rem 0.85rem;
  border: 1px solid rgba(0, 255, 106, 0.25);
  border-radius: 16px;
  background: rgba(10, 20, 14, 0.88);
  backdrop-filter: blur(16px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.dock-label {
  margin: 0 0 0.45rem;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
}

.dock-items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.dock-item {
  appearance: none;
  border: 1px solid rgba(0, 255, 106, 0.25);
  background: rgba(0, 255, 106, 0.08);
  color: var(--green);
  font-family: var(--font);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.45rem 0.7rem;
  border-radius: 10px;
  cursor: pointer;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dock-item:hover {
  background: rgba(0, 255, 106, 0.16);
  box-shadow: 0 0 16px var(--green-glow);
}

/* —— Warning window (failed probes) —— */
.warning-window {
  margin-top: 1.25rem;
  margin-bottom: 1rem;
  border-color: rgba(255, 188, 46, 0.45);
  box-shadow:
    0 18px 50px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 188, 46, 0.08) inset,
    0 0 36px rgba(255, 188, 46, 0.12);
}

.warning-titlebar {
  background: linear-gradient(180deg, rgba(70, 48, 12, 0.95), rgba(32, 22, 8, 0.95));
  border-bottom-color: rgba(255, 188, 46, 0.25);
}

.warning-titlebar .mac-title {
  color: rgba(255, 220, 140, 0.9);
}

.warning-banner {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid rgba(255, 188, 46, 0.2);
  background: rgba(255, 188, 46, 0.08);
}

.warning-icon {
  flex: 0 0 auto;
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: rgba(255, 188, 46, 0.18);
  color: var(--amber);
  font-size: 1.1rem;
  box-shadow: 0 0 16px rgba(255, 188, 46, 0.25);
}

.warning-head {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.02em;
}

.warning-sub {
  margin: 0.25rem 0 0;
  font-size: 0.72rem;
  color: rgba(255, 220, 140, 0.65);
  line-height: 1.45;
}

.warning-rows .row {
  border-top: 1px solid rgba(255, 188, 46, 0.08);
}

.warning-rows .row:first-child {
  border-top: 0;
}

.warning-rows .row:hover {
  background: rgba(255, 188, 46, 0.06);
}

.warning-empty {
  margin: 0;
  padding: 1.1rem 1rem;
  font-size: 0.8rem;
  color: var(--green);
  text-align: center;
}

.warning-window.has-fails .warning-empty {
  display: none;
}

.warning-window:not(.has-fails) .warning-rows {
  display: none;
}

.foot {
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.foot p {
  margin: 0;
  font-size: 0.7rem;
  color: var(--faint);
  line-height: 1.6;
}

@media (max-width: 640px) {
  .summary {
    grid-template-columns: 1fr;
  }
  .stat {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .stat:last-child {
    border-bottom: 0;
  }
  .row {
    grid-template-columns: 3.8rem 1fr;
  }
  .latency {
    grid-column: 2;
  }
  .hero {
    min-height: auto;
    padding-top: 1.25rem;
  }
  .ascii {
    font-size: 0.42rem;
  }
  .session-row {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }
  .mac-title {
    margin-right: 0;
    text-align: left;
    font-size: 0.65rem;
  }
  .group .mac-titlebar {
    grid-template-columns: auto 1fr;
  }
  .mac-titlebar .group-meta {
    grid-column: 2;
    justify-self: end;
    margin-right: 0;
  }
}