/* Base */

:root {
  --color-bg: #ffffff;
  --color-text: #171a1f;
  --color-muted: #4b5157;
  --color-border: #c7ccd1;
  --color-accent: #1b4d8c;
  --color-accent-contrast: #ffffff;
  --color-section-alt: #f4f6f8;
  --color-focus: #1b4d8c;
  --font-system: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  --max-width: 40rem;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 100%;
}

body {
  margin: 0;
  font-family: var(--font-system);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.5;
}

h1, h2, p, ul {
  margin: 0 0 1rem 0;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Skip link */

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  padding: 0.75rem 1rem;
  z-index: 10;
  border-radius: 0 0 0.25rem 0;
}

.skip-link:focus {
  left: 0;
}

/* Focus styles */

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

/* Header */

.site-header {
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
}

.brand {
  margin: 0;
  font-weight: 700;
  font-size: 1.125rem;
}

/* Sections */

section {
  padding: 2.5rem 0;
}

section + section {
  border-top: 1px solid var(--color-border);
}

.recruiting,
.privacy {
  background-color: var(--color-section-alt);
}

h1 {
  font-size: 1.75rem;
  line-height: 1.25;
}

h2 {
  font-size: 1.375rem;
  line-height: 1.3;
}

.hero-sub {
  font-size: 1.0625rem;
  color: var(--color-text);
}

.hero-note {
  font-weight: 600;
  color: var(--color-muted);
}

/* Demo placeholder */

.demo-placeholder {
  border: 2px dashed var(--color-border);
  border-radius: 0.5rem;
  padding: 3rem 1rem;
  text-align: center;
  color: var(--color-muted);
  background-color: var(--color-section-alt);
  font-weight: 600;
}

/* Privacy list */

.privacy-list {
  padding-left: 1.25rem;
}

.privacy-list li {
  margin-bottom: 0.5rem;
}

/* Signup form */

.signup-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 24rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

label {
  font-weight: 600;
  font-size: 0.9375rem;
}

input[type="email"] {
  font: inherit;
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 0.375rem;
  color: var(--color-text);
  background-color: var(--color-bg);
}

button[type="submit"] {
  font: inherit;
  font-weight: 600;
  padding: 0.625rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 0.375rem;
  background-color: var(--color-section-alt);
  color: var(--color-muted);
  cursor: not-allowed;
}

button[type="submit"]:disabled {
  opacity: 1;
}

.signup-note {
  font-size: 0.9375rem;
  color: var(--color-muted);
  margin-top: 0.75rem;
  margin-bottom: 0;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.5rem 0;
  color: var(--color-muted);
  font-size: 0.9375rem;
}

.site-footer p {
  margin: 0;
}

/* Larger screens */

@media (min-width: 40rem) {
  h1 {
    font-size: 2.25rem;
  }

  h2 {
    font-size: 1.625rem;
  }

  section {
    padding: 3.5rem 0;
  }
}

/* Reduced motion */

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* Waitlist */
.hero-cta {
  display: inline-block;
  margin-top: 0.5rem;
  font-weight: 600;
}

.hp {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.signup-note.ok { color: #1a7f37; }
.signup-note.err { color: #b42318; }