:root {
  --red: #ff1d25;
  --deep-red: #930009;
  --black: #050505;
  --black-soft: #0c0c0e;
  --white: #f8f6f2;
  --muted: rgba(248, 246, 242, 0.64);
  --line: rgba(248, 246, 242, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--white);
  background:
    radial-gradient(circle at 72% 18%, rgba(255, 29, 37, 0.32), transparent 26rem),
    radial-gradient(circle at 8% 80%, rgba(147, 0, 9, 0.48), transparent 24rem),
    linear-gradient(135deg, var(--red) 0%, var(--deep-red) 42%, var(--black) 62%, var(--black) 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: linear-gradient(90deg, rgba(255, 29, 37, 0.58) 0 56%, rgba(5, 5, 5, 0.82) 56% 90%, rgba(248, 246, 242, 0.08) 90% 100%);
  pointer-events: none;
  z-index: -3;
}

.noise {
  position: fixed;
  inset: 0;
  opacity: 0.09;
  pointer-events: none;
  z-index: 10;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 250 250' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.cursor-glow {
  position: fixed;
  width: 20rem;
  height: 20rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  filter: blur(4rem);
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: -1;
}

.page-shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0;
}

.mark {
  display: flex;
  align-items: end;
  gap: 5px;
  height: 28px;
}

.mark span {
  display: block;
  width: 7px;
  border-radius: 999px;
  background: var(--white);
  box-shadow: 0 0 28px rgba(255, 255, 255, 0.4);
}

.mark span:nth-child(1) { height: 12px; }
.mark span:nth-child(2) { height: 26px; background: var(--black); }
.mark span:nth-child(3) { height: 18px; }

.nav-link {
  color: var(--white);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid rgba(248, 246, 242, 0.28);
  border-radius: 999px;
  padding: 12px 16px;
  backdrop-filter: blur(16px);
  transition: transform 180ms ease, background 180ms ease;
}

.nav-link:hover {
  transform: translateY(-2px);
  background: rgba(248, 246, 242, 0.08);
}

.hero {
  min-height: 72vh;
  display: grid;
  align-content: center;
  position: relative;
  padding: 80px 0 56px;
}

.eyebrow {
  margin: 0 0 18px;
  color: rgba(248, 246, 242, 0.74);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  max-width: 920px;
  margin: 0;
  font-size: clamp(3.4rem, 10vw, 8.8rem);
  line-height: 0.88;
  letter-spacing: -0.085em;
  text-wrap: balance;
}

.hero-copy {
  max-width: 560px;
  margin: 30px 0 0;
  color: rgba(248, 246, 242, 0.78);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 36px;
}

.primary-button,
.signup-form button {
  border: 0;
  border-radius: 999px;
  color: var(--black);
  background: var(--white);
  font-weight: 900;
  text-decoration: none;
  padding: 15px 22px;
  box-shadow: 0 18px 50px rgba(5, 5, 5, 0.24);
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.primary-button:hover,
.signup-form button:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 70px rgba(5, 5, 5, 0.32);
}

.micro-copy {
  max-width: 330px;
  margin: 0;
  color: rgba(248, 246, 242, 0.58);
  font-size: 0.9rem;
  line-height: 1.45;
}

.signal-wrap {
  position: absolute;
  right: -6vw;
  top: 48%;
  width: 34vw;
  min-width: 320px;
  aspect-ratio: 1;
  transform: translateY(-50%);
  opacity: 0.55;
  pointer-events: none;
}

.signal {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(248, 246, 242, 0.26);
  animation: pulse 4.8s infinite ease-in-out;
}

.signal-two {
  inset: 16%;
  border-color: rgba(5, 5, 5, 0.46);
  animation-delay: 0.7s;
}

.signal-three {
  inset: 32%;
  background: radial-gradient(circle, rgba(248, 246, 242, 0.18), transparent 58%);
  animation-delay: 1.4s;
}

@keyframes pulse {
  0%, 100% { transform: scale(0.94); opacity: 0.3; }
  50% { transform: scale(1.04); opacity: 1; }
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  padding: 28px 0 80px;
}

.card {
  min-height: 230px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(5, 5, 5, 0.34);
  backdrop-filter: blur(18px);
}

.card-number {
  display: inline-flex;
  margin-bottom: 52px;
  color: rgba(248, 246, 242, 0.42);
  font-weight: 900;
  letter-spacing: -0.06em;
}

.card h2 {
  margin: 0 0 12px;
  font-size: 1.15rem;
  letter-spacing: -0.04em;
}

.card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.signup {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 44px;
  padding: 34px;
  border: 1px solid rgba(248, 246, 242, 0.18);
  border-radius: 36px;
  background: rgba(5, 5, 5, 0.72);
  box-shadow: 0 30px 100px rgba(5, 5, 5, 0.32);
}

.signup h2 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 0.94;
  letter-spacing: -0.075em;
}

.signup-copy {
  max-width: 450px;
  margin: 18px 0 0;
  color: var(--muted);
  line-height: 1.62;
}

.signup-form {
  display: grid;
  gap: 12px;
}

.signup-form label {
  color: rgba(248, 246, 242, 0.72);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  padding: 8px;
  border: 1px solid rgba(248, 246, 242, 0.16);
  border-radius: 999px;
  background: rgba(248, 246, 242, 0.06);
}

input {
  width: 100%;
  border: 0;
  outline: 0;
  color: var(--white);
  background: transparent;
  padding: 0 16px;
  font: inherit;
}

input::placeholder {
  color: rgba(248, 246, 242, 0.34);
}

.form-note {
  margin: 0 0 0 12px;
  color: rgba(248, 246, 242, 0.42);
  font-size: 0.78rem;
}

.footer {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 0 0 28px;
  color: rgba(248, 246, 242, 0.46);
  font-size: 0.86rem;
}

.footer p {
  margin: 0;
}

@media (max-width: 820px) {
  body::before {
    background: linear-gradient(180deg, rgba(255, 29, 37, 0.68) 0 58%, rgba(5, 5, 5, 0.86) 58% 91%, rgba(248, 246, 242, 0.08) 91% 100%);
  }

  .hero {
    min-height: 68vh;
  }

  .signal-wrap {
    right: -44vw;
    opacity: 0.32;
  }

  .cards,
  .signup {
    grid-template-columns: 1fr;
  }

  .cards {
    padding-bottom: 48px;
  }

  .input-row {
    grid-template-columns: 1fr;
    border-radius: 28px;
  }

  input {
    min-height: 48px;
  }

  .footer {
    flex-direction: column;
  }
}