:root {
  color-scheme: dark;
  --bg: #07080d;
  --bg-accent: #10131c;
  --text: #f2f4f8;
  --text-muted: #9aa3b5;
  --accent: #5b8def;
  --accent-hover: #7aa3f5;
  --border: rgba(255, 255, 255, 0.08);
  --status-ok: #3ecf8e;
  --status-warn: #f0b429;
  --status-error: #ef6461;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --radius: 16px;
  --font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "SF Mono", Menlo, monospace;
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background:
    radial-gradient(circle at top, rgba(91, 141, 239, 0.12), transparent 42%),
    linear-gradient(180deg, var(--bg-accent) 0%, var(--bg) 100%);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.portal {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  padding: 2rem 1.25rem;
  text-align: center;
}

.portal__header {
  max-width: 36rem;
}

.portal__eyebrow {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.portal__title {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 650;
  letter-spacing: -0.03em;
}

.portal__subtitle {
  margin: 1rem 0 0;
  font-size: 1.05rem;
  color: var(--text-muted);
}

.portal__status {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  box-shadow: var(--shadow);
}

.portal__status-dot {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--status-warn);
  flex-shrink: 0;
}

.portal__status-dot.is-ok {
  background: var(--status-ok);
}

.portal__status-dot.is-error {
  background: var(--status-error);
}

.portal__status-label {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.portal__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  width: min(100%, 28rem);
}

.portal__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 12rem;
  padding: 0.9rem 1.4rem;
  border-radius: calc(var(--radius) - 4px);
  border: 1px solid transparent;
  font-size: 0.98rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.portal__button--primary {
  background: var(--accent);
  color: #fff;
}

.portal__button--primary:hover,
.portal__button--primary:focus-visible {
  background: var(--accent-hover);
}

.portal__button--secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.portal__button--secondary:hover,
.portal__button--secondary:focus-visible {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.04);
}

.portal__footer {
  max-width: 28rem;
}

.portal__footer p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hidden {
  display: none !important;
}

@media (max-width: 480px) {
  .portal__button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .portal__button {
    transition: none;
  }
}