@font-face {
  font-family: 'Instrument Sans';
  src: url('/fonts/InstrumentSans-Variable.woff2') format('woff2');
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Instrument Serif';
  src: url('/fonts/InstrumentSerif-400.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Instrument Serif';
  src: url('/fonts/InstrumentSerif-Italic-400.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Geist Mono';
  src: url('/fonts/GeistMono-400.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --bg: #09090b;
  --surface-2: #151518;
  --ink-1: #fafafa;
  --ink-2: #c9c9cf;
  --ink-3: #8d8d95;
  --ink-4: #6f6f76;
  --accent: #00c805;
  --accent-hover: #24d028;
  --accent-active: #00b004;
  --on-accent: #111113;
  --down: #f6465d;
  --hairline: rgba(255, 255, 255, 0.08);
  --hairline-soft: rgba(255, 255, 255, 0.055);
  --radius-m: 10px;
  --font-ui: 'Instrument Sans', system-ui, sans-serif;
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-mono: 'Geist Mono', ui-monospace, monospace;
  --dur-fast: 150ms;
  --dur-reveal: 700ms;
  --ease-reveal: cubic-bezier(0.2, 0.7, 0.3, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100svh;
  background: var(--bg);
  color: var(--ink-1);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  padding: 24px;
}

.masthead {
  display: flex;
  justify-content: center;
  padding-top: 24px;
}

.lockup {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink-1);
}

.lockup-mark {
  display: block;
}

.lockup-word {
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.03em;
}

.stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 64px 0;
}

.status-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

.hero {
  margin-top: 24px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(48px, 7vw, 88px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.hero em {
  font-style: italic;
  color: var(--accent);
}

.lede {
  margin-top: 24px;
  max-width: 42ch;
  color: var(--ink-2);
}

.signup {
  margin-top: 48px;
  width: 100%;
  max-width: 420px;
  text-align: left;
}

.signup-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 8px;
}

.signup-row {
  display: flex;
  gap: 8px;
}

.signup-input {
  flex: 1;
  min-width: 0;
  min-height: 44px;
  padding: 0 16px;
  background: var(--surface-2);
  border: 1px solid var(--hairline-soft);
  border-radius: var(--radius-m);
  color: var(--ink-1);
  font-family: var(--font-ui);
  font-size: 16px;
  transition: border-color var(--dur-fast) ease-out;
}

.signup-input::placeholder {
  color: var(--ink-4);
}

.signup-input:hover {
  border-color: var(--hairline);
}

.signup-input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-color: var(--hairline);
}

.signup-button {
  min-height: 44px;
  padding: 0 24px;
  border: 0;
  border-radius: var(--radius-m);
  background: var(--accent);
  color: var(--on-accent);
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color var(--dur-fast) ease-out;
}

.signup-button:hover {
  background: var(--accent-hover);
}

.signup-button:active {
  background: var(--accent-active);
}

.signup-button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.signup-button:disabled {
  cursor: default;
  opacity: 0.6;
}

.signup-trap {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.signup-status {
  min-height: 27px;
  margin-top: 8px;
  font-size: 14px;
  color: var(--ink-3);
}

.signup-status.is-error {
  color: var(--down);
}

.signup-status.is-success {
  color: var(--ink-1);
}

.ca {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
  min-height: 44px;
  padding: 0 16px;
  background: transparent;
  border: 1px solid var(--hairline-soft);
  border-radius: var(--radius-m);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--ink-2);
  cursor: pointer;
  transition: border-color var(--dur-fast) ease-out, color var(--dur-fast) ease-out;
}

.ca:hover {
  border-color: var(--hairline);
  color: var(--ink-1);
}

.ca:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.ca-label {
  color: var(--ink-4);
  letter-spacing: 0.12em;
}

.ca-hint {
  color: var(--ink-4);
}

.ca.is-copied .ca-hint {
  color: var(--accent);
}

.footing {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  padding-bottom: 24px;
  font-size: 12px;
  color: var(--ink-4);
}

.footing-link {
  color: var(--ink-3);
  text-decoration: none;
  transition: color var(--dur-fast) ease-out;
}

.footing-link:hover {
  color: var(--ink-1);
}

.footing-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  animation: reveal var(--dur-reveal) var(--ease-reveal) forwards;
}

.reveal[data-step='1'] { animation-delay: 90ms; }
.reveal[data-step='2'] { animation-delay: 180ms; }
.reveal[data-step='3'] { animation-delay: 270ms; }
.reveal[data-step='4'] { animation-delay: 360ms; }
.reveal[data-step='5'] { animation-delay: 450ms; }
.reveal[data-step='6'] { animation-delay: 540ms; }

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    animation: none;
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 480px) {
  .signup-row {
    flex-direction: column;
  }

  .signup-button {
    width: 100%;
  }
}