:root {
  --bg: #070a10;
  --fg: #eef2ff;
  --muted: rgba(238, 242, 255, 0.68);
  --line: rgba(238, 242, 255, 0.10);
  --surface: rgba(238, 242, 255, 0.06);
  --surface-2: rgba(238, 242, 255, 0.09);
  --accent-ink: #0b1020;
  --focus: rgba(99, 102, 241, 0.40);

  --grad-a: #60a5fa;
  --grad-b: #a78bfa;
  --grad-c: #22d3ee;

  --container: 1100px;
  --radius: 14px;
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial,
    "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 10px;
}

.page {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

.page::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(900px 500px at 20% 0%, rgba(96, 165, 250, 0.22), transparent 60%),
    radial-gradient(700px 420px at 85% 18%, rgba(167, 139, 250, 0.18), transparent 58%),
    radial-gradient(700px 520px at 40% 90%, rgba(34, 211, 238, 0.14), transparent 60%);
  filter: saturate(1.1);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(7, 10, 16, 0.72);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand__mark {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--grad-a), var(--grad-b), var(--grad-c));
  background-size: 220% 220%;
  animation: gradientShift 10s ease-in-out infinite;
}

.brand__name {
  font-weight: 650;
  letter-spacing: -0.01em;
}

.status {
  color: var(--muted);
  font-size: 14px;
}

.main {
  flex: 1;
}

.hero {
  position: relative;
  z-index: 1;
  padding: 92px 0 56px;
}

.hero__headline {
  margin: 0;
  font-size: clamp(44px, 6.4vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  max-width: 18ch;
}

.hero__subheadline {
  margin: 18px 0 0;
  font-size: clamp(18px, 2.0vw, 22px);
  color: var(--muted);
  max-width: 52ch;
}

.hero__status {
  margin: 18px 0 0;
  color: var(--muted);
}

.hero__cta {
  margin-top: 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cta__note {
  color: var(--muted);
  font-size: 14px;
}

.hero__signal {
  margin-top: 32px;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
  max-width: 900px;
}

.signal {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 14px 14px;
  display: grid;
  gap: 4px;
}

.signal__k {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.signal__v {
  color: var(--fg);
  font-size: 16px;
  letter-spacing: -0.01em;
}

.signal__s {
  color: rgba(238, 242, 255, 0.72);
  font-size: 13px;
  line-height: 1.4;
}

.divider {
  height: 1px;
  background: var(--line);
}

.section {
  padding: 54px 0;
}

.section__title {
  margin: 0;
  font-size: 22px;
  letter-spacing: -0.01em;
}

.section__lede {
  margin: 12px 0 0;
  max-width: 70ch;
  color: var(--muted);
}

.promises {
  margin-top: 18px;
  display: grid;
  gap: 14px;
}

.promise {
  padding: 18px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 18px;
  letter-spacing: -0.01em;
  background: var(--surface);
}

.prose {
  margin-top: 16px;
  max-width: 70ch;
  color: var(--fg);
}

.prose p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 16px;
}

.grid {
  margin-top: 18px;
  display: grid;
  gap: 14px;
}

.card {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 2px);
  background: var(--surface);
  padding: 18px;
}

.card__title {
  font-weight: 650;
  letter-spacing: -0.01em;
}

.card__text {
  margin-top: 8px;
  color: var(--muted);
}

.guarantees {
  margin-top: 18px;
  display: grid;
  gap: 10px;
  max-width: 70ch;
}

.guarantee {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 12px;
  padding: 12px 14px;
  color: rgba(238, 242, 255, 0.86);
}

.cta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  padding: 22px;
  background: var(--surface);
}

.cta__subtext {
  margin: 10px 0 0;
  color: var(--muted);
}

.form {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
}

.field__label {
  font-size: 14px;
  color: var(--fg);
}

.field__optional {
  color: var(--muted);
  font-weight: 400;
}

.field__input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
  color: var(--fg);
  background: rgba(7, 10, 16, 0.35);
}

.field__textarea {
  resize: vertical;
  min-height: 92px;
}

.form__row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.form__message {
  color: var(--muted);
  font-size: 14px;
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  height: 42px;
  padding: 0 16px;
  border: 1px solid rgba(238, 242, 255, 0.06);
  border-radius: 12px;
  background: linear-gradient(120deg, var(--grad-a), var(--grad-b), var(--grad-c));
  background-size: 220% 220%;
  animation: gradientShift 12s ease-in-out infinite;
  color: var(--accent-ink);
  font-weight: 650;
  letter-spacing: -0.01em;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.button:hover {
  filter: brightness(0.98);
}

.button:active {
  transform: translateY(1px);
}

.footer {
  border-top: 1px solid var(--line);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  flex-wrap: wrap;
}

.footer__text {
  color: var(--muted);
  font-size: 14px;
}

.footer__fineprint {
  margin-top: 6px;
  color: rgba(238, 242, 255, 0.56);
  font-size: 13px;
}

.footer__links {
  display: inline-flex;
  gap: 14px;
  align-items: center;
}

.footer__link {
  color: var(--muted);
  font-size: 14px;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.footer__link:hover {
  color: var(--fg);
}

.footer__link--disabled {
  opacity: 0.7;
  cursor: not-allowed;
  text-decoration: none;
}

@media (min-width: 900px) {
  .promises {
    grid-template-columns: 1fr 1fr;
  }

  .hero__signal {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .grid {
    grid-template-columns: 1fr 1fr;
  }

  .cta {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }

  .brand__mark,
  .button {
    background-size: auto;
  }
}