:root {
  --bg: #111111;
  --fg: #f4f4f4;
  --mute: #9a9a9a;
  --line: #2a2a2a;
  --accent: #ff6a3d;
}

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

html, body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
  overflow-x: hidden;
}

#bg {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100dvh;
  z-index: 0;
  pointer-events: none;
}

main {
  position: relative;
  z-index: 1;
  max-width: 520px;
  margin: 0 auto;
  padding: 36px 28px 80px;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  gap: 56px;
}

header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--mute);
}
.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}
.mark {
  font-weight: 500;
  color: var(--fg);
}

.hero {
  margin-top: 22vh;
}
.hero h1 {
  font-size: clamp(36px, 5.6vw, 56px);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.05;
}
.hero p {
  margin-top: 22px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--mute);
  max-width: 38ch;
}

.meta ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 15px;
  line-height: 1.5;
}
.meta li {
  padding-left: 18px;
  position: relative;
  color: #e2e2e2;
}
.meta li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 1px;
  background: var(--accent);
}
.scarcity {
  margin-top: 28px;
  font-size: 13px;
  color: var(--mute);
  letter-spacing: 0.01em;
}

.form-wrap {
  border-top: 1px solid var(--line);
  padding-top: 36px;
}
form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--mute);
}
input[type="email"], textarea {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  color: var(--fg);
  font: inherit;
  font-size: 15px;
  padding: 10px 0;
  outline: none;
  transition: border-color 0.18s;
  resize: vertical;
  font-family: inherit;
}
input[type="email"]:focus, textarea:focus {
  border-bottom-color: var(--accent);
}
input::placeholder, textarea::placeholder {
  color: #555;
}

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

button {
  align-self: flex-start;
  background: var(--fg);
  color: var(--bg);
  border: 1px solid var(--fg);
  padding: 13px 26px;
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
  margin-top: 10px;
}
button:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}
button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

#status {
  font-size: 13px;
  color: var(--mute);
  min-height: 1.2em;
  margin-top: 4px;
}
#status.ok { color: var(--accent); }
#status.err { color: #ff6b6b; }

footer {
  margin-top: auto;
  font-size: 12px;
  color: var(--mute);
  letter-spacing: 0.04em;
}

@media (max-width: 600px) {
  main { padding: 24px 20px 60px; gap: 48px; }
  .hero { margin-top: 18vh; }
}

@media (prefers-reduced-motion: reduce) {
  #bg { display: none; }
}