.provider-diagnostic {
  margin-top: 18px;
  border: 1px solid rgba(91, 24, 32, 0.28);
  background:
    linear-gradient(180deg, rgba(91, 24, 32, 0.045), rgba(177, 138, 85, 0.035)),
    var(--paper-light);
}

.provider-diagnostic-head {
  padding: 24px;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 18px;
  border-bottom: 1px solid var(--line);
}

.provider-diagnostic-head > span {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(91, 24, 32, 0.35);
  color: var(--wine);
  font: 400 24px/1 var(--serif);
}

.provider-diagnostic-head .eyebrow {
  margin-bottom: 10px;
}

.provider-diagnostic-head h4 {
  margin: 0 0 9px;
  font: 400 clamp(22px, 2.5vw, 32px)/1.18 var(--serif);
  letter-spacing: -0.025em;
}

.provider-diagnostic-head p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.provider-diagnostic-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: diagnostic-step;
  border-bottom: 1px solid var(--line);
}

.provider-diagnostic-steps li {
  counter-increment: diagnostic-step;
  padding: 17px 22px;
  display: grid;
  grid-template-columns: 34px minmax(120px, 0.36fr) minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  border-bottom: 1px solid var(--line);
}

.provider-diagnostic-steps li:last-child {
  border-bottom: 0;
}

.provider-diagnostic-steps li::before {
  content: counter(diagnostic-step, decimal-leading-zero);
  color: var(--copper);
  font: 400 18px/1.1 var(--serif);
}

.provider-diagnostic-steps strong {
  font-size: 12px;
}

.provider-diagnostic-steps span {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}

.provider-diagnostic code,
.provider-variable-list code {
  padding: 2px 5px;
  color: var(--wine);
  background: rgba(91, 24, 32, 0.06);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 10px;
}

.provider-variable-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-bottom: 1px solid var(--line);
}

.provider-variable-list > div {
  min-width: 0;
  padding: 14px 18px;
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.provider-variable-list > div:nth-child(even) {
  border-right: 0;
}

.provider-variable-list > div:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.provider-variable-list span {
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.06em;
}

.provider-variable-list code {
  overflow-wrap: anywhere;
}

.provider-diagnostic-actions {
  padding: 18px 22px;
  display: flex;
  justify-content: flex-end;
}

.model-center-layout,
.model-setup,
.setup-step,
.advanced-settings,
.provider-row {
  scroll-margin-top: 124px;
}

#app,
.topbar,
.nav,
.model-center-layout,
.model-setup,
.setup-step,
.setup-step-content,
.provider-list,
.provider-row {
  min-width: 0;
}

.provider-row > input[type="radio"] {
  position: absolute !important;
  left: 0 !important;
  top: 0 !important;
  width: 1px !important;
  height: 1px !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  border: 0 !important;
  white-space: nowrap !important;
}

@media (max-width: 760px) {
  .provider-diagnostic-head {
    grid-template-columns: 1fr;
  }

  .provider-diagnostic-steps li {
    grid-template-columns: 30px 1fr;
  }

  .provider-diagnostic-steps span {
    grid-column: 2;
  }

  .provider-variable-list {
    grid-template-columns: 1fr;
  }

  .provider-variable-list > div,
  .provider-variable-list > div:nth-child(even),
  .provider-variable-list > div:nth-last-child(-n + 2) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .provider-variable-list > div:last-child {
    border-bottom: 0;
  }

  .provider-diagnostic-actions {
    justify-content: stretch;
  }

  .provider-diagnostic-actions .ghost {
    width: 100%;
  }
}

@media (max-width: 640px) {
  html,
  body {
    max-width: 100%;
    overflow-x: clip;
  }

  .topbar {
    max-width: 100vw;
    overflow-x: clip;
  }

  .nav {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-inline: contain;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    contain: inline-size;
  }

  .nav::-webkit-scrollbar {
    display: none;
  }

  .nav-link {
    flex: 0 0 92px;
  }

  .brand-mark,
  .brand-symbol {
    width: 42px;
    height: 42px;
  }

  #app,
  .model-center-layout,
  .model-setup,
  .setup-step,
  .setup-step-content,
  .provider-list,
  .provider-row,
  .advanced-settings-body,
  .ai-engine-panel {
    max-width: 100%;
  }

  .provider-row {
    overflow: hidden;
  }

  .provider-identity,
  .provider-identity code,
  .gateway-address-line,
  .gateway-address-line strong {
    min-width: 0;
    max-width: 100%;
  }

  .ambient {
    contain: strict;
  }
}

@media (prefers-reduced-motion: reduce) {
  .provider-diagnostic * {
    scroll-behavior: auto;
  }
}