:root {
  --crimson: #210404;
  --deep-crimson: #120202;
  --black: #050302;
  --gold: #e8c451;
  --ivory: #f7f0e7;
  --muted: rgba(247, 240, 231, .72);
  --panel: rgba(20, 14, 11, .66);
}

* { box-sizing: border-box; }

html { min-height: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: Lato, sans-serif;
  color: var(--ivory);
  background:
    radial-gradient(circle at 12% 16%, rgba(102, 17, 15, .72), transparent 31rem),
    radial-gradient(circle at 84% 18%, rgba(232, 196, 81, .14), transparent 27rem),
    radial-gradient(circle at 48% 86%, rgba(68, 10, 8, .48), transparent 38rem),
    linear-gradient(135deg, var(--deep-crimson), var(--black) 64%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(232, 196, 81, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 196, 81, .032) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at center, black, transparent 80%);
  opacity: .72;
}

.companion-shell {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 2rem));
  min-height: 100svh;
  margin: 0 auto;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: clamp(1.5rem, 4vw, 3.2rem);
  padding: clamp(1.4rem, 4vw, 4rem) 0;
}

.brand {
  width: max-content;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand img {
  width: clamp(132px, 13vw, 174px);
  height: auto;
  display: block;
}

.hero-card {
  width: min(100%, 1020px);
  align-self: center;
  padding: clamp(1.7rem, 4.6vw, 4.2rem);
  border-radius: clamp(24px, 4vw, 54px);
  background:
    radial-gradient(circle at 0% 0%, rgba(121, 25, 22, .42), transparent 24rem),
    radial-gradient(circle at 100% 0%, rgba(232, 196, 81, .09), transparent 28rem),
    linear-gradient(135deg, rgba(255, 255, 255, .075), rgba(255, 255, 255, .022));
  border: 1px solid rgba(232, 196, 81, .20);
  box-shadow: 0 36px 120px rgba(0, 0, 0, .48);
  backdrop-filter: blur(22px) saturate(1.08);
  -webkit-backdrop-filter: blur(22px) saturate(1.08);
}

.eyebrow {
  margin: 0 0 clamp(.8rem, 2vw, 1.1rem);
  color: var(--gold);
  font: 800 clamp(.72rem, 1.35vw, .86rem)/1 Manrope, sans-serif;
  letter-spacing: .18em;
  text-transform: uppercase;
}

h1 {
  max-width: 15ch;
  margin: 0 0 clamp(1rem, 2.4vw, 1.4rem);
  font: 500 clamp(2.3rem, 6.1vw, 5.6rem)/.96 Manrope, sans-serif;
  letter-spacing: -.055em;
  text-wrap: balance;
}

p {
  max-width: 68ch;
  margin: 0 0 .9rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.55vw, 1.16rem);
  line-height: 1.58;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin-top: clamp(1.35rem, 3vw, 2rem);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: .78rem 1.12rem;
  border-radius: 999px;
  background: var(--gold);
  color: #100c08;
  font: 900 .86rem/1 Manrope, sans-serif;
  text-decoration: none;
  transition: transform .22s ease, background .22s ease, border-color .22s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.btn.ghost {
  background: rgba(255, 255, 255, .08);
  color: var(--ivory);
  border: 1px solid rgba(255, 255, 255, .18);
}

@media (max-width: 720px) {
  .companion-shell {
    width: min(100% - 1.2rem, 520px);
    min-height: 100svh;
    gap: 1.25rem;
    padding: 1rem 0 1.4rem;
  }

  .brand img { width: 128px; }

  .hero-card {
    padding: 1.45rem;
    border-radius: 28px;
  }

  h1 {
    max-width: 13ch;
    font-size: clamp(2.25rem, 13vw, 3.7rem);
    line-height: .98;
    letter-spacing: -.045em;
  }

  p {
    font-size: 1rem;
    line-height: 1.5;
  }

  .actions {
    display: grid;
    gap: .7rem;
  }

  .btn {
    width: 100%;
  }
}

@media (max-width: 390px) {
  h1 { font-size: clamp(2rem, 12vw, 3.1rem); }
  .hero-card { padding: 1.2rem; }
}