:root {
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, "Helvetica Neue", Arial, sans-serif;
  --bg: #0f172a;
  --bg-alt: #1e293b;
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --border: 1px solid #1e293b;
  --radius: 14px;
  --accent: #6366f1;
  --accent-glow: 0 0 0 0.25rem rgba(99, 102, 241, 0.35);
  --surface: linear-gradient(145deg, #1e293b 0%, #0f172a 100%);
  --shadow-sm: 0 2px 4px -2px rgba(0, 0, 0, 0.35),
    0 4px 12px -2px rgba(0, 0, 0, 0.25);
  --bs-body-color: var(--text);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f8fafc;
    --bg-alt: #ffffff;
    --text: #0f172a;
    --text-dim: #64748b;
    --border: 1px solid #e2e8f0;
    --surface: linear-gradient(145deg, #ffffff 0%, #f1f5f9 100%);
    --shadow-sm: 0 2px 4px -2px rgba(0, 0, 0, 0.08),
      0 4px 12px -2px rgba(0, 0, 0, 0.06);
    --bs-body-color: var(--text);
  }
}

html,
body {
  height: 100%;
}
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text) !important;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem clamp(1.2rem, 2.5vw, 2.4rem) 0.85rem;
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 40;
  background: linear-gradient(90deg, #18243a, #0f172a);
  border-bottom: 1px solid #24324b;
  box-shadow: 0 2px 8px -2px rgba(0, 0, 0, 0.5);
}
@media (prefers-color-scheme: light) {
  html:not(.force-dark):not(.force-light) .app-header {
    background: linear-gradient(90deg, #ffffff, #f1f5f9);
    border-bottom: 1px solid #e2e8f0;
    box-shadow: 0 4px 12px -4px rgba(0, 0, 0, 0.08);
  }
}
.app-title {
  font-size: clamp(1.25rem, 2.6vw, 1.85rem);
  margin: 0;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--text);
}
.app-subtitle {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
}
.single-main {
  padding: 1.5rem clamp(1.2rem, 2.5vw, 2.4rem) 2.5rem;
}
.app-surface {
  max-width: 1400px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}
.theme-toggle {
  font-size: 0.75rem;
  padding: 0.45rem 0.85rem;
  border-radius: 0.65rem;
}
.status-chip {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 0.3rem 0.55rem;
  border-radius: 0.5rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  background: #64748b;
  color: #fff;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.15);
}
.status-running {
  background: #16a34a;
}
.status-idle {
  background: #6366f1;
}
.status-error {
  background: #dc2626;
}
.status-unknown {
  background: #64748b;
}

/* Dashboard cards */
.card {
  background: var(--surface);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  color: var(--text) !important;
}
.card-header {
  font-weight: 600;
  padding: 0.85rem 1rem 0.65rem;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  opacity: 0.8;
  color: var(--text-dim) !important;
}
.card-body {
  padding: 0.75rem 1rem 1rem;
}

/* Progress bar refinement */
.progress {
  background: rgba(255, 255, 255, 0.08);
  height: 0.9rem;
  border-radius: 999px;
  overflow: hidden;
}
.progress-bar {
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.progress-anim {
  animation: progressPulse 1.6s ease-in-out infinite;
  background: linear-gradient(
    90deg,
    rgba(var(--accent-rgb), 0.6),
    var(--accent) 50%,
    rgba(var(--accent-rgb), 0.6)
  );
  background-size: 200% 100%;
}

/* Typography tweaks */
h1,
h2,
h3,
h4 {
  font-weight: 600;
}
dl {
  margin: 0;
}
dt {
  font-weight: 500;
  opacity: 0.75;
}
dd {
  font-weight: 600;
}

/* Status tone */
.text-muted {
  color: var(--text-dim) !important;
}

/* Error UI */
#blazor-error-ui {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #dc2626;
  color: #fff;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 -2px 8px -2px rgba(0, 0, 0, 0.35);
}
#blazor-error-ui .reload {
  color: #fff;
  font-weight: 600;
}
#blazor-error-ui .dismiss {
  cursor: pointer;
}

/* Forms (future) */
input:focus,
button:focus,
.btn:focus {
  outline: none;
  box-shadow: var(--accent-glow);
}

/* Utility */
.shadow-sm {
  box-shadow: var(--shadow-sm);
}
.fw-semibold {
  font-weight: 600 !important;
}
.fs-3 {
  font-size: clamp(1.35rem, 2.6vw, 1.9rem) !important;
}
.fs-4 {
  font-size: clamp(1.1rem, 2.1vw, 1.5rem) !important;
}

/* Animations */
.card,
.progress-bar {
  transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}
.card:hover {
  transform: translateY(-2px);
}

/* Scrollbar (webkit) */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: #334155;
  border-radius: 20px;
  border: 2px solid #0f172a;
}
@media (prefers-color-scheme: light) {
  ::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border: 2px solid #f8fafc;
  }
}

/* Accent button */
.btn-primary {
  background: var(--accent);
  border: none;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.btn-primary:hover {
  filter: brightness(1.08);
}

/* Fade in */
body {
  animation: fadeIn 0.4s ease;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes progressPulse {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Manual theme overrides */
html.force-light {
  --bg: #f8fafc;
  --bg-alt: #ffffff;
  --text: #0f172a;
  --text-dim: #64748b;
  --border: 1px solid #e2e8f0;
  --surface: linear-gradient(145deg, #ffffff 0%, #f1f5f9 100%);
  --shadow-sm: 0 2px 4px -2px rgba(0, 0, 0, 0.08),
    0 4px 12px -2px rgba(0, 0, 0, 0.06);
  --bs-body-color: var(--text);
}
html.force-dark {
  --bg: #0f172a;
  --bg-alt: #1e293b;
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --border: 1px solid #1e293b;
  --surface: linear-gradient(145deg, #1e293b 0%, #0f172a 100%);
  --shadow-sm: 0 2px 4px -2px rgba(0, 0, 0, 0.35),
    0 4px 12px -2px rgba(0, 0, 0, 0.25);
  --bs-body-color: var(--text);
}
/* Force dark mode text overrides for Bootstrap utility classes applied earlier */
html.force-dark .bg-primary {
  background-color: var(--accent) !important;
}
html.force-dark .text-white {
  color: var(--text) !important;
}
html.force-dark .card.border-primary {
  border-color: var(--accent) !important;
}
html.force-dark .card-header.bg-primary {
  background: var(--accent) !important;
  color: #fff !important;
}
html.force-dark .card,
html.force-dark .card-body,
html.force-dark .card *:not(.status-chip):not(.progress-bar) {
  color: var(--text) !important;
}
html.force-dark .card-header {
  color: var(--text-dim) !important;
}
html.force-dark dt {
  color: var(--text-dim) !important;
}
html.force-dark dd,
html.force-dark .fw-semibold {
  color: var(--text) !important;
}
html.force-dark .app-header {
  background: linear-gradient(90deg, #1e293b, #0f172a);
  border-bottom: 1px solid #334155;
  box-shadow: 0 4px 16px -4px rgba(0, 0, 0, 0.6);
}
html.force-light .app-header {
  background: linear-gradient(90deg, #ffffff, #f1f5f9);
  border-bottom: 1px solid #e2e8f0;
  box-shadow: 0 4px 12px -4px rgba(0, 0, 0, 0.08);
}