:root {
  --paper: oklch(95% 0.014 82);
  --paper-deep: oklch(90% 0.018 82);
  --ink: oklch(18% 0.018 72);
  --muted: oklch(45% 0.02 78);
  --line: oklch(78% 0.018 82);
  --accent: oklch(58% 0.14 42);
  --accent-quiet: oklch(92% 0.04 42);
  --danger: oklch(54% 0.16 30);
  --ok: oklch(48% 0.12 150);
  --sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  font-family: var(--sans);
  background:
    radial-gradient(circle at 78% 18%, oklch(84% 0.05 42 / 0.42), transparent 24rem),
    linear-gradient(180deg, var(--paper), var(--paper-deep));
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

button,
input,
select {
  font: inherit;
}

.auth-shell {
  min-height: 100svh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.auth-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px clamp(18px, 4vw, 44px);
  border-bottom: 1px solid oklch(18% 0.018 72 / 0.1);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 650;
}

.brand-link img {
  width: 28px;
  height: 28px;
}

.top-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.auth-main {
  width: min(920px, calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(44px, 8vw, 92px) 0;
  display: grid;
  gap: 28px;
}

.auth-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: oklch(98% 0.008 82 / 0.86);
  box-shadow: 0 24px 60px oklch(18% 0.018 72 / 0.08);
  padding: clamp(22px, 4vw, 36px);
}

.auth-heading {
  display: grid;
  gap: 10px;
  margin-bottom: 28px;
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.12;
  letter-spacing: 0;
}

.lede {
  max-width: 64ch;
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.form-grid {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 7px;
}

label {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 650;
}

select,
input {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: oklch(99% 0.004 82);
  color: var(--ink);
  padding: 9px 11px;
}

select:focus,
input:focus,
button:focus-visible,
a:focus-visible {
  outline: 2px solid oklch(64% 0.13 42 / 0.72);
  outline-offset: 2px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.button {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: oklch(98% 0.006 82);
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 13px;
  text-decoration: none;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.button svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.button:hover {
  background: oklch(96% 0.012 82);
  border-color: oklch(65% 0.03 82);
}

.button:active {
  transform: translateY(1px);
}

.button.primary {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.button.primary:hover {
  background: oklch(24% 0.02 72);
}

.button.danger {
  color: var(--danger);
}

.provider-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.provider-button {
  justify-content: flex-start;
  background: oklch(99% 0.004 82);
}

.status {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: oklch(97% 0.008 82);
  color: var(--muted);
  padding: 11px 12px;
  line-height: 1.45;
}

.status.ok {
  border-color: oklch(70% 0.08 150);
  background: oklch(94% 0.04 150);
  color: var(--ok);
}

.status.error {
  border-color: oklch(72% 0.08 30);
  background: oklch(94% 0.04 30);
  color: var(--danger);
}

.data-block {
  margin: 0;
  max-height: 420px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: oklch(18% 0.012 72);
  color: oklch(92% 0.01 82);
  padding: 14px;
  font: 0.82rem/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre-wrap;
  word-break: break-word;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1.1fr);
  gap: 18px;
  align-items: start;
}

.note-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.55;
}

.note-list li + li {
  margin-top: 8px;
}

.auth-footer {
  padding: 18px clamp(18px, 4vw, 44px) 24px;
  border-top: 1px solid oklch(18% 0.018 72 / 0.1);
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
  text-align: center;
}

.auth-footer p {
  margin: 0;
}

.auth-footer p + p {
  margin-top: 0.18rem;
}

.auth-footer a {
  color: var(--ink);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

@media (max-width: 760px) {
  .auth-topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .split {
    grid-template-columns: 1fr;
  }

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