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

:root {
  color-scheme: light dark;
  --color-primary: #1B2A4A;
  --color-secondary: #2E6B9E;
  --color-accent: #2E6B9E;
  --color-text: #1B2A4A;
  --color-muted: #5A6577;
  --color-bg: #F8FAFC;
  --color-surface: #F8FAFC;
  --color-border: #E2E8F0;
  --color-focus: #2E6B9E;
  --color-panel: #1B2A4A;
  --color-panel-text: #F8FAFC;
  --shadow: 0 16px 40px rgba(27, 42, 74, 0.14);
}

html {
  min-height: 100%;
  background: var(--color-bg);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--color-text);
  background: var(--color-bg);
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  color: #F8FAFC;
  background: var(--color-primary);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

.site-header {
  display: flex;
  width: min(100% - 2.5rem, 74rem);
  min-height: 5rem;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border);
}

.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  text-decoration: none;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.035em;
}

.site-header p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-shell {
  display: flex;
  min-height: calc(100vh - 11rem);
  align-items: center;
  padding: clamp(2.5rem, 7vw, 6.5rem) 1.25rem;
}

.launch-grid {
  display: grid;
  position: relative;
  width: min(100%, 74rem);
  margin: 0 auto;
  grid-template-columns: minmax(0, 1.1fr) minmax(20rem, 0.9fr);
  gap: clamp(2.5rem, 7vw, 7rem);
  align-items: center;
}

.quote-mark {
  position: absolute;
  z-index: 0;
  color: var(--color-border);
  font-size: clamp(9rem, 22vw, 18rem);
  font-weight: 800;
  line-height: 0.65;
  pointer-events: none;
  user-select: none;
}

.quote-mark--open {
  top: -3.5rem;
  left: -3.25rem;
}

.quote-mark--close {
  right: -3rem;
  bottom: -4rem;
}

.hero-copy {
  position: relative;
  z-index: 1;
  animation: arrive 300ms cubic-bezier(0.4, 0, 0.2, 1) both;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--color-secondary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 12ch;
  font-size: clamp(2.65rem, 7vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.065em;
  line-height: 0.95;
}

.tagline {
  margin: 1.75rem 0 0;
  color: var(--color-text);
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  font-weight: 600;
  line-height: 1.4;
}

.intro {
  max-width: 38rem;
  margin: 1.25rem 0 0;
  color: var(--color-muted);
  font-size: 1.02rem;
  line-height: 1.7;
}

.history-note {
  max-width: 39rem;
  margin-top: 2rem;
  padding: 1.1rem 1.25rem;
  border-left: 0.25rem solid var(--color-secondary);
  color: var(--color-text);
  background: color-mix(in srgb, var(--color-border) 48%, transparent);
  font-size: 0.86rem;
  line-height: 1.6;
}

.history-note p {
  margin: 0;
}

.history-note p + p {
  margin-top: 0.35rem;
}

.signup-panel {
  position: relative;
  z-index: 1;
  padding: clamp(1.75rem, 4vw, 3rem);
  border: 1px solid var(--color-primary);
  border-radius: 1rem;
  color: var(--color-panel-text);
  background: var(--color-panel);
  box-shadow: var(--shadow);
  animation: arrive 300ms 90ms cubic-bezier(0.4, 0, 0.2, 1) both;
}

.panel-kicker {
  margin: 0 0 0.75rem;
  color: #94A3B8;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.signup-panel h2 {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.65rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.panel-copy {
  margin: 1rem 0 1.75rem;
  color: #E2E8F0;
  font-size: 0.96rem;
  line-height: 1.65;
}

form > label {
  display: block;
  margin-bottom: 0.55rem;
  font-size: 0.82rem;
  font-weight: 700;
}

.email-action {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
}

.email-action input {
  width: 100%;
  min-height: 3.25rem;
  padding: 0.8rem 0.95rem;
  border: 1px solid #94A3B8;
  border-radius: 0.375rem;
  outline: none;
  color: #0F172A;
  background: #F8FAFC;
}

.email-action input::placeholder {
  color: #5A6577;
}

.email-action input:focus-visible {
  border-color: #60A5FA;
  box-shadow: 0 0 0 0.2rem rgba(96, 165, 250, 0.35);
}

.email-action button {
  min-height: 3.25rem;
  padding: 0.8rem 1.1rem;
  border: 1px solid #60A5FA;
  border-radius: 0.375rem;
  color: #0F172A;
  background: #60A5FA;
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 700;
  transition:
    transform 150ms cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.email-action button:hover {
  transform: translateY(-2px);
  box-shadow: 0 0.4rem 1rem rgba(15, 23, 42, 0.28);
}

.email-action button:focus-visible {
  outline: 3px solid #F8FAFC;
  outline-offset: 3px;
}

.email-action button:disabled {
  cursor: wait;
  opacity: 0.7;
  transform: none;
}

.bot-field {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.form-note,
.form-status {
  margin: 0.8rem 0 0;
  color: #94A3B8;
  font-size: 0.75rem;
  line-height: 1.5;
}

.form-status {
  min-height: 1.5em;
  font-weight: 600;
}

.form-status[data-state='success'] {
  color: #F8FAFC;
}

.form-status[data-state='error'] {
  padding-left: 0.65rem;
  border-left: 0.2rem solid #60A5FA;
  color: #F8FAFC;
}

footer {
  display: flex;
  width: min(100% - 2.5rem, 74rem);
  min-height: 6rem;
  margin: 0 auto;
  padding: 1.5rem 0;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: 0.78rem;
}

footer p {
  margin: 0;
}

@keyframes arrive {
  from {
    opacity: 0;
    transform: translateY(0.65rem);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #F8FAFC;
    --color-secondary: #60A5FA;
    --color-accent: #60A5FA;
    --color-text: #F8FAFC;
    --color-muted: #94A3B8;
    --color-bg: #0F172A;
    --color-surface: #1B2A4A;
    --color-border: #5A6577;
    --color-focus: #60A5FA;
    --color-panel: #1B2A4A;
    --color-panel-text: #F8FAFC;
    --shadow: 0 24px 64px rgba(2, 6, 23, 0.48);
  }
}

@media (max-width: 52rem) {
  .launch-grid {
    max-width: 42rem;
    grid-template-columns: minmax(0, 1fr);
    gap: 2.5rem;
  }

  h1 {
    max-width: 14ch;
  }

  .quote-mark--open {
    top: -2.75rem;
    left: -1rem;
  }

  .quote-mark--close {
    right: -0.75rem;
    bottom: -3rem;
  }
}

@media (max-width: 34rem) {
  .site-header,
  footer {
    width: min(100% - 2rem, 74rem);
  }

  .page-shell {
    padding: 2.5rem 1rem 3rem;
  }

  .site-header p {
    font-size: 0.68rem;
  }

  .signup-panel {
    padding: 1.5rem;
  }

  footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}