:root {
  color-scheme: dark;
  --ink: #e8eef4;
  --muted: #91a2b3;
  --canvas: #071019;
  --panel: #0d1924;
  --panel-2: #122230;
  --line: #263746;
  --navy: #102f49;
  --teal: #24c7a5;
  --teal-soft: rgba(36, 199, 165, 0.13);
  --amber: #ffc766;
  --red: #ff6b75;
  --red-soft: rgba(255, 107, 117, 0.12);
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.3);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 15% -10%, rgba(36, 199, 165, 0.11), transparent 28rem),
    linear-gradient(180deg, #08131d 0%, var(--canvas) 45%);
}
button, input { font: inherit; }
button { cursor: pointer; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid rgba(145, 162, 179, 0.16);
  background: rgba(7, 16, 25, 0.88);
  backdrop-filter: blur(18px);
}
.brand-lockup, .topbar-actions, .hero-status, .panel-heading {
  display: flex;
  align-items: center;
}
.brand-lockup { gap: 0.8rem; }
.brand-lockup h1 { margin: 0; font-size: 1.05rem; letter-spacing: 0.01em; }
.brand-mark {
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  border-radius: 0.8rem;
  color: #04130f;
  background: linear-gradient(145deg, #7af0d5, var(--teal));
  font-weight: 900;
  box-shadow: 0 0 35px rgba(36, 199, 165, 0.25);
}
.eyebrow {
  margin: 0 0 0.25rem;
  color: var(--teal);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.topbar-actions { gap: 0.75rem; }
.mode-badge, .pill {
  display: inline-flex;
  align-items: center;
  min-height: 1.9rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(36, 199, 165, 0.32);
  border-radius: 999px;
  color: var(--teal);
  background: var(--teal-soft);
  font-size: 0.78rem;
  font-weight: 750;
}
.dashboard-shell {
  width: min(1240px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 5rem;
}
.hero-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(1.35rem, 4vw, 2.2rem);
  border: 1px solid rgba(36, 199, 165, 0.25);
  border-radius: 1.4rem;
  background:
    linear-gradient(120deg, rgba(16, 47, 73, 0.92), rgba(13, 25, 36, 0.95)),
    var(--panel);
  box-shadow: var(--shadow);
}
.hero-panel h2 {
  max-width: 14ch;
  margin: 0.2rem 0 0.5rem;
  font-size: clamp(2rem, 5vw, 4.25rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}
.muted { color: var(--muted); }
.hero-status {
  min-width: 15rem;
  gap: 0.8rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(7, 16, 25, 0.58);
}
.hero-status strong { display: block; margin-top: 0.25rem; font-size: 1.15rem; }
.status-dot {
  width: 0.85rem;
  height: 0.85rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 16px currentColor;
}
.status-dot.safe { color: var(--teal); background: var(--teal); }
.status-dot.danger { color: var(--red); background: var(--red); }
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}
.metric-card, .panel {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 34, 48, 0.92), rgba(13, 25, 36, 0.96));
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.16);
}
.metric-card {
  min-height: 9rem;
  padding: 1.2rem;
  border-radius: 1rem;
}
.metric-label {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.metric-card strong {
  display: block;
  margin: 0.65rem 0 0.35rem;
  font-size: 1.8rem;
  letter-spacing: -0.035em;
}
.metric-card small { color: var(--muted); }
.safe-value { color: var(--teal); }
.negative { color: var(--red); }
.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(18rem, 0.8fr);
  gap: 1rem;
  margin-bottom: 1rem;
}
.panel {
  margin-bottom: 1rem;
  padding: clamp(1.1rem, 3vw, 1.5rem);
  border-radius: 1rem;
}
.panel-heading {
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}
.panel-heading h3 { margin: 0; font-size: 1.15rem; }
.decision-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0;
}
.decision-grid div {
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: rgba(7, 16, 25, 0.35);
}
.decision-grid dt { color: var(--muted); font-size: 0.75rem; }
.decision-grid dd { margin: 0.35rem 0 0; font-size: 1.05rem; font-weight: 750; }
.reason-box {
  margin-top: 0.75rem;
  padding: 0.9rem;
  border-radius: 0.8rem;
  background: rgba(7, 16, 25, 0.5);
}
.reason-box code {
  display: block;
  margin-top: 0.4rem;
  color: var(--amber);
  overflow-wrap: anywhere;
}
.button-stack { display: grid; gap: 0.65rem; margin: 1rem 0; }
.button {
  min-height: 2.65rem;
  padding: 0.65rem 1rem;
  border: 1px solid transparent;
  border-radius: 0.72rem;
  color: var(--ink);
  background: var(--panel-2);
  font-weight: 750;
}
.button:hover { filter: brightness(1.08); }
.button:focus-visible, input:focus-visible {
  outline: 3px solid rgba(36, 199, 165, 0.35);
  outline-offset: 2px;
}
.button-primary { color: #04130f; background: var(--teal); }
.button-secondary { border-color: var(--line); }
.button-danger { color: #250307; background: var(--red); }
.button-quiet { border-color: var(--line); background: transparent; }
.config-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
label {
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}
input {
  width: 100%;
  min-height: 2.7rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  color: var(--ink);
  background: rgba(7, 16, 25, 0.7);
}
.inline-message { min-height: 1.5rem; margin-top: 0.8rem; color: var(--teal); }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.86rem; }
th, td { padding: 0.75rem; border-bottom: 1px solid var(--line); text-align: left; }
th { color: var(--muted); font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; }
td code { color: var(--teal); }
.severity-CRITICAL, .severity-ERROR { color: var(--red); font-weight: 800; }
.severity-WARNING { color: var(--amber); font-weight: 800; }

.login-page { display: grid; place-items: center; padding: 1rem; }
.login-shell { width: min(28rem, 100%); }
.login-card {
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  background: linear-gradient(180deg, rgba(18, 34, 48, 0.97), rgba(13, 25, 36, 0.98));
  box-shadow: var(--shadow);
}
.login-card h1 { margin: 0.8rem 0 0.3rem; font-size: 2rem; letter-spacing: -0.04em; }
.login-form { display: grid; gap: 1rem; margin-top: 1.5rem; }
.alert { margin: 1rem 0; padding: 0.8rem; border-radius: 0.7rem; }
.alert-danger { color: #ffd9dd; background: var(--red-soft); border: 1px solid rgba(255, 107, 117, 0.35); }
.security-note { margin: 1.2rem 0 0; color: var(--muted); font-size: 0.78rem; }

@media (max-width: 900px) {
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .content-grid { grid-template-columns: 1fr; }
  .config-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .topbar { align-items: flex-start; }
  .topbar-actions { flex-direction: column; align-items: flex-end; }
  .hero-panel { align-items: flex-start; flex-direction: column; }
  .hero-status { width: 100%; min-width: 0; }
  .metric-grid, .decision-grid, .config-grid { grid-template-columns: 1fr; }
  .mode-badge { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}