:root {
  color-scheme: dark;
  --ink: #eef5f3;
  --muted: #8ea5a0;
  --panel: rgba(13, 26, 29, 0.88);
  --line: rgba(151, 184, 176, 0.16);
  --accent: #64f4bc;
  --accent-strong: #17c984;
  --danger: #ff716d;
  --warning: #ffc857;
  --background: #071012;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 78% 8%, rgba(32, 146, 112, 0.2), transparent 32rem),
    radial-gradient(circle at 4% 90%, rgba(30, 98, 112, 0.16), transparent 28rem),
    var(--background);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  opacity: 0.25;
  background-image: linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 54px 0 30px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px;
  align-items: end;
  margin-bottom: 34px;
}

.eyebrow,
.section-label {
  margin: 0 0 10px;
  color: var(--accent);
  font: 700 0.7rem/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 14px;
  font-size: clamp(2.7rem, 7vw, 5.7rem);
  line-height: 0.93;
  letter-spacing: -0.065em;
}

h1 span {
  color: var(--accent);
}

h2 {
  margin-bottom: 0;
  font-size: 1.25rem;
  letter-spacing: -0.025em;
}

.hero-copy {
  max-width: 620px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

.status-cluster {
  min-width: 280px;
}

.connection-pill {
  display: inline-flex;
  gap: 9px;
  align-items: center;
  padding: 8px 12px;
  margin-bottom: 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(5, 14, 16, 0.7);
  font: 700 0.72rem/1 ui-monospace, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--warning);
  box-shadow: 0 0 14px currentColor;
}

.connection-pill[data-state="connected"] {
  color: var(--accent);
}

.connection-pill[data-state="connected"] .status-dot {
  background: var(--accent);
}

.connection-pill[data-state="failed"],
.connection-pill[data-state="disconnected"] {
  color: var(--danger);
}

.connection-pill[data-state="failed"] .status-dot,
.connection-pill[data-state="disconnected"] .status-dot {
  background: var(--danger);
}

.identity-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--line);
}

.identity-grid div {
  min-width: 0;
  padding: 12px;
  background: rgba(7, 16, 18, 0.92);
}

.identity-grid dt {
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 0.68rem;
  text-transform: uppercase;
}

.identity-grid dd {
  overflow: hidden;
  margin: 0;
  font: 700 0.75rem/1.3 ui-monospace, monospace;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dashboard {
  display: grid;
  grid-template-columns: minmax(250px, 0.7fr) minmax(420px, 1.3fr);
  gap: 16px;
}

.panel,
.composer {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(16px);
}

.panel {
  min-height: 430px;
  padding: 24px;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.count-badge {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(100, 244, 188, 0.28);
  border-radius: 50%;
  color: var(--accent);
  background: rgba(100, 244, 188, 0.07);
  font: 700 0.9rem/1 ui-monospace, monospace;
}

.channel-name {
  padding-bottom: 14px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font: 0.75rem/1 ui-monospace, monospace;
}

.member-list,
.event-log {
  padding: 0;
  margin: 0;
  list-style: none;
}

.member-list {
  display: grid;
  gap: 7px;
}

.member {
  display: flex;
  gap: 11px;
  align-items: center;
  padding: 10px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.025);
}

.member-avatar {
  display: grid;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 9px;
  color: #06110e;
  background: var(--accent);
  font-weight: 800;
}

.member strong,
.member small {
  display: block;
}

.member small,
.empty-state,
.composer p,
footer {
  color: var(--muted);
}

.member small {
  margin-top: 3px;
  font: 0.7rem/1.2 ui-monospace, monospace;
}

.empty-state {
  padding: 38px 10px;
  text-align: center;
}

.event-log {
  max-height: 340px;
  overflow: auto;
  font: 0.77rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.event-log li {
  display: grid;
  grid-template-columns: 72px 120px 1fr;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(151, 184, 176, 0.09);
}

.event-time,
.event-kind {
  color: var(--muted);
}

.event-kind {
  overflow: hidden;
  color: var(--accent);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.event-data {
  overflow-wrap: anywhere;
}

.quiet-button {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: transparent;
}

.composer {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 28px;
  align-items: center;
  padding: 22px 24px;
}

.composer p {
  margin: 6px 0 0;
  line-height: 1.5;
}

.composer form {
  display: flex;
  gap: 8px;
}

.composer input {
  width: 100%;
  min-width: 0;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  outline: none;
  color: var(--ink);
  background: rgba(4, 12, 14, 0.8);
}

.composer input:focus {
  border-color: rgba(100, 244, 188, 0.6);
  box-shadow: 0 0 0 3px rgba(100, 244, 188, 0.09);
}

.composer button {
  flex: 0 0 auto;
  padding: 0 18px;
  border: 0;
  border-radius: 10px;
  color: #04100c;
  background: var(--accent);
  font-weight: 800;
}

.composer button:disabled {
  cursor: not-allowed;
  opacity: 0.35;
}

footer {
  display: flex;
  justify-content: space-between;
  padding: 18px 4px 0;
  font-size: 0.75rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 780px) {
  .page-shell {
    padding-top: 32px;
  }

  .hero,
  .dashboard,
  .composer {
    grid-template-columns: 1fr;
  }

  .status-cluster {
    min-width: 0;
  }

  .composer {
    grid-column: auto;
  }
}

@media (max-width: 520px) {
  .page-shell {
    width: min(100% - 20px, 1180px);
  }

  .panel,
  .composer {
    padding: 18px;
  }

  .composer form,
  footer {
    flex-direction: column;
  }

  .composer button {
    min-height: 44px;
  }

  .event-log li {
    grid-template-columns: 64px 1fr;
  }

  .event-data {
    grid-column: 1 / -1;
  }
}