/* ═══════════════════════════════════════════════════════════════
   HiPurA® Avian ELISAcheck — Design System
   Premium Scientific Instrument Aesthetic
   ═══════════════════════════════════════════════════════════════ */

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

/* ── Design Tokens ────────────────────────────────────────────── */
:root {
  /* Brand */
  --brand-primary: #2c5be2;
  --brand-primary-hover: #1d4ed8;
  --brand-primary-weak: rgba(44, 91, 226, 0.1);
  --brand-secondary: #0891b2;
  --brand-secondary-weak: rgba(8, 145, 178, 0.1);
  --brand-gradient: linear-gradient(135deg, #2c5be2 0%, #0891b2 100%);

  /* Text */
  --text-main: #0f172a;
  --text-soft: #64748b;
  --text-faint: #94a3b8;

  /* Surfaces */
  --surface-bg: #f1f5f9;
  --surface-card: #ffffff;
  --surface-soft: #f8fafc;
  --surface-glass: rgba(255, 255, 255, 0.72);

  /* Borders */
  --border-soft: #e2e8f0;
  --border-strong: #cbd5e1;

  /* Status */
  --status-ok: #059669;
  --status-ok-bg: #ecfdf5;
  --status-warn: #d97706;
  --status-warn-bg: #fffbeb;
  --status-danger: #dc2626;
  --status-danger-bg: #fef2f2;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md:
    0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg:
    0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl:
    0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-brand: 0 4px 14px rgba(44, 91, 226, 0.25);
  --shadow-card-hover: 0 8px 25px rgba(44, 91, 226, 0.12);

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --radius-full: 999px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 150ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 250ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── Base ─────────────────────────────────────────────────────── */
html,
body {
  font-family:
    "Inter",
    "Roboto",
    system-ui,
    -apple-system,
    sans-serif;
  color: var(--text-main);
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--brand-primary);
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--brand-primary-hover);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Inter", "Roboto", system-ui, sans-serif;
}

h1:focus {
  outline: none;
}

/* ── 404 Page Styles ──────────────────────────────────────────── */
.notfound-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  padding: 2rem 1.5rem;
  background: var(--surface-bg);
  overflow-y: auto;
}

.notfound-hero {
  background: var(--brand-gradient);
  border-radius: var(--radius-xl);
  padding: 3rem 2.5rem;
  margin-bottom: 2rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  max-width: 500px;
  width: 100%;
  position: relative;
  overflow: hidden;
}

.notfound-hero::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -20%;
  width: 70%;
  height: 150%;
  background: radial-gradient(
    ellipse,
    rgba(255, 255, 255, 0.15) 0%,
    transparent 65%
  );
  pointer-events: none;
}

.notfound-hero-content {
  position: relative;
  z-index: 1;
}

.notfound-icon-wrapper {
  margin-bottom: 1.5rem;
  animation: notfound-float 3s ease-in-out infinite;
}

.notfound-error-code {
  font-size: 8rem;
  font-weight: 900;
  color: white;
  line-height: 1;
  letter-spacing: -0.05em;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.15));
}

.notfound-title {
  margin: 0 0 0.8rem 0;
  color: white;
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.notfound-subtitle {
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.05rem;
  line-height: 1.6;
  font-weight: 400;
}

.notfound-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 2rem;
  max-width: 500px;
  width: 100%;
}

.notfound-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.notfound-btn-primary {
  background: var(--brand-primary);
  color: white;
  flex: 1;
  min-width: 180px;
  justify-content: center;
}

.notfound-btn-primary:hover {
  background: var(--brand-primary-hover);
  color: white;
  box-shadow: var(--shadow-brand);
  transform: translateY(-2px);
}

.notfound-btn-secondary {
  background: white;
  color: var(--brand-primary);
  flex: 1;
  min-width: 180px;
  justify-content: center;
  border: 2px solid var(--brand-primary);
}

.notfound-btn-secondary:hover {
  background: var(--brand-primary-weak);
  color: var(--brand-primary);
  border-color: var(--brand-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.notfound-btn-icon {
  font-size: 1.2rem;
}

.notfound-footer {
  text-align: center;
  color: var(--text-soft);
  font-size: 0.95rem;
  margin-top: 1rem;
}

.notfound-footer a {
  color: var(--brand-primary);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.notfound-footer a:hover {
  color: var(--brand-primary-hover);
  text-decoration: underline;
}

@keyframes notfound-float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

@media (max-width: 640px) {
  .notfound-hero {
    padding: 2.5rem 1.8rem;
    margin-bottom: 1.5rem;
  }

  .notfound-icon {
    width: 100px;
    height: 100px;
  }

  .notfound-title {
    font-size: 2rem;
  }

  .notfound-actions {
    flex-direction: column;
    gap: 0.8rem;
  }

  .notfound-btn {
    width: 100%;
    padding: 0.75rem 1.4rem;
  }
}

/* ── Page Typography ──────────────────────────────────────────── */
.page-title {
  margin: 0;
  font-weight: 800;
  font-size: clamp(1.3rem, 2.4vw, 2rem);
  letter-spacing: -0.01em;
}

.page-subtitle {
  margin: 0.2rem 0 0;
  color: var(--text-soft);
  font-size: 0.96rem;
}

/* ── Hero Card ────────────────────────────────────────────────── */
.hero-card {
  border-radius: var(--radius-xl);
  padding: 1.25rem;
  background: var(--brand-gradient);
  color: #fff;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -15%;
  width: 55%;
  height: 140%;
  background: radial-gradient(
    ellipse,
    rgba(255, 255, 255, 0.13) 0%,
    transparent 65%
  );
  pointer-events: none;
}

/* ── Metric Card ──────────────────────────────────────────────── */
.metric-card {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  background: var(--surface-card);
  box-shadow: var(--shadow-sm);
  transition:
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.metric-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-1px);
}

.metric-title {
  color: var(--text-soft);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 700;
}

.metric-value {
  font-family: "Inter", "Roboto", sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

/* ── Section Card ─────────────────────────────────────────────── */
.section-card {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  background: var(--surface-card);
  box-shadow: var(--shadow-sm);
  transition:
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

/* ── Frost Panel (Glass-morphism) ─────────────────────────────── */
.frost-panel {
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-lg);
  background: var(--surface-glass);
  backdrop-filter: blur(12px) saturate(1.4);
  -webkit-backdrop-filter: blur(12px) saturate(1.4);
  box-shadow: var(--shadow-sm);
}

/* ── Status Colors ────────────────────────────────────────────── */
.status-ok {
  color: var(--status-ok);
}
.status-warn {
  color: var(--status-warn);
}
.status-danger {
  color: var(--status-danger);
}

/* ── Form Validation ──────────────────────────────────────────── */
.valid.modified:not([type="checkbox"]) {
  outline: 1px solid var(--status-ok);
}

.invalid {
  outline: 1px solid var(--status-danger);
}

.validation-message {
  color: var(--status-danger);
}

/* ── Blazor Error Boundary ────────────────────────────────────── */
.blazor-error-boundary {
  background:
    url(data:image/svg+xml;base64,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)
      no-repeat 1rem/1.8rem,
    #b32121;
  padding: 1rem 1rem 1rem 3.7rem;
  color: white;
}

.blazor-error-boundary::after {
  content: "An error has occurred.";
}

.darker-border-checkbox.form-check-input {
  border-color: #929292;
}

.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
  text-align: start;
}

/* ── Material Icons ───────────────────────────────────────────── */
.material-symbols-rounded {
  font-variation-settings:
    "FILL" 0,
    "wght" 500,
    "GRAD" 0,
    "opsz" 24;
  line-height: 1;
}

/* ── Layout Utilities ─────────────────────────────────────────── */
.mui-page-stack {
  display: grid;
  gap: 1rem;
}

.mui-card-pad {
  padding: 1rem;
}

.mui-grid {
  display: grid;
  gap: 1rem;
}

.mui-grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mui-grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* ── Card Title ───────────────────────────────────────────────── */
.mui-card-title {
  margin: 0;
  font-family: "Inter", "Roboto", sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.mui-stat {
  margin: 0.45rem 0 0;
  font-family: "Inter", "Roboto", sans-serif;
  font-size: 1.9rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.mui-helper-text {
  margin: 0.5rem 0 0;
  color: var(--text-soft);
  font-size: 0.9rem;
}

/* ── Flex Utilities ───────────────────────────────────────────── */
.mui-row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.mui-inline-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ── Buttons ──────────────────────────────────────────────────── */
.mui-btn {
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  min-height: 38px;
  padding: 0.4rem 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  text-decoration: none;
  cursor: pointer;
  font-family: "Inter", "Roboto", sans-serif;
  font-size: 0.86rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  position: relative;
}

.mui-btn-primary {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: #fff;
  box-shadow: var(--shadow-brand);
}

.mui-btn-primary:hover {
  background: var(--brand-primary-hover);
  color: #fff;
  box-shadow: 0 6px 20px rgba(44, 91, 226, 0.35);
  transform: translateY(-1px);
}

.mui-btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.mui-btn-primary span {
  color: inherit;
}

.mui-btn-outline {
  background: var(--surface-card);
  border-color: var(--border-soft);
  color: var(--text-main);
}

.mui-btn-outline:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  background: var(--brand-primary-weak);
}

.mui-btn-outline span {
  color: inherit;
}

.mui-btn .material-symbols-rounded {
  font-size: 18px;
}

/* ── Inputs ───────────────────────────────────────────────────── */
.mui-input {
  width: 100%;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  min-height: 38px;
  padding: 0.45rem 0.68rem;
  background: var(--surface-card);
  color: var(--text-main);
  font-family: "Inter", "Roboto", sans-serif;
  font-size: 0.88rem;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.mui-input:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px var(--brand-primary-weak);
  outline: none;
}

.mui-input::placeholder {
  color: var(--text-faint);
}

.mui-select {
  max-width: 220px;
}

.mui-field-label {
  margin: 0.6rem 0 0.25rem;
  display: block;
  color: var(--text-soft);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.mui-switch-label {
  margin-top: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-main);
  font-size: 0.88rem;
  font-weight: 600;
}

.mui-checkbox {
  width: 16px;
  height: 16px;
  accent-color: var(--brand-primary);
}

/* ── Chips ────────────────────────────────────────────────────── */
.mui-chip {
  margin-top: 0.6rem;
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-soft);
  color: var(--text-main);
  background: var(--surface-soft);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.22rem 0.6rem;
  letter-spacing: 0.02em;
}

.mui-chip-success {
  border-color: #a7f3d0;
  background: var(--status-ok-bg);
  color: var(--status-ok);
}

.mui-chip-error {
  border-color: #fca5a5;
  background: var(--status-danger-bg);
  color: var(--status-danger);
}

.mui-chip-info {
  border-color: #93c5fd;
  background: #eff6ff;
  color: var(--brand-primary);
}

.mui-chip-warn {
  border-color: #fcd34d;
  background: var(--status-warn-bg);
  color: var(--status-warn);
}

/* ── Alerts ───────────────────────────────────────────────────── */
.mui-alert {
  border: 1px solid #93c5fd;
  border-radius: var(--radius-md);
  background: #eff6ff;
  color: var(--brand-primary);
  padding: 0.65rem 0.75rem;
  font-size: 0.84rem;
  font-weight: 600;
}

.mui-alert-error {
  border-color: #fca5a5;
  background: var(--status-danger-bg);
  color: var(--status-danger);
}

/* ── Tables ───────────────────────────────────────────────────── */
.mui-table-wrap {
  margin-top: 0.75rem;
  overflow-x: auto;
}

.mui-table {
  width: 100%;
  border-collapse: collapse;
}

.mui-table th,
.mui-table td {
  border-bottom: 1px solid var(--border-soft);
  text-align: left;
  padding: 0.75rem 0.55rem;
  font-size: 0.86rem;
}

.mui-table th {
  color: var(--text-soft);
  font-weight: 700;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 2px solid var(--border-soft);
}

.mui-table tbody tr {
  transition: background var(--transition-fast);
}

.mui-table tbody tr:hover {
  background: var(--brand-primary-weak);
}

/* ── Animations ───────────────────────────────────────────────── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 960px) {
  .mui-grid-2,
  .mui-grid-3 {
    grid-template-columns: 1fr;
  }

  .mui-btn {
    min-height: 44px;
  }

  .mui-input {
    min-height: 44px;
  }
}

@media (max-width: 600px) {
  .hero-card {
    padding: 1rem;
  }

  .metric-value {
    font-size: 1.45rem;
  }
}

/* ── Blazor Error UI ──────────────────────────────────────────── */
#blazor-error-ui {
  color-scheme: light only;
  background: var(--status-danger-bg);
  color: var(--status-danger);
  bottom: 0;
  box-shadow: 0 -8px 24px rgba(220, 38, 38, 0.15);
  box-sizing: border-box;
  display: none;
  left: 0;
  padding: 0.6rem 1.25rem 0.7rem 1.25rem;
  position: fixed;
  width: 100%;
  z-index: 1000;
}

#blazor-error-ui .dismiss {
  cursor: pointer;
  position: absolute;
  right: 0.75rem;
  top: 0.5rem;
}