* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
}

body {
  background: #030303;
  color: #f1f1f1;
  overflow-x: hidden;
  font-family: Georgia, 'Times New Roman', serif;
}

.hero {
  position: relative;
  min-height: 100svh;
  isolation: isolate;
  overflow: hidden;
  background-image:
    linear-gradient(to bottom, rgba(0, 0, 0, 0.08), rgba(0, 0, 0, 0.20) 56%, rgba(0, 0, 0, 0.72)),
    url('assets/background-armpit.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(circle at 50% 50%, transparent 0 42%, rgba(0,0,0,0.28) 70%, rgba(0,0,0,0.72) 100%),
    linear-gradient(to right, rgba(0,0,0,0.38), transparent 18%, transparent 82%, rgba(0,0,0,0.38));
  pointer-events: none;
}

.grain {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.18;
  pointer-events: none;
  background-image: repeating-linear-gradient(0deg, rgba(255,255,255,0.035) 0 1px, transparent 1px 4px);
  mix-blend-mode: overlay;
}

.footer {
  position: absolute;
  z-index: 3;
  left: 0;
  right: 0;
  bottom: clamp(14px, 3vw, 30px);
  padding: 0 18px;
  text-align: center;
  font-size: clamp(0.62rem, 1vw, 0.78rem);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.62);
  text-shadow: 0 0 16px rgba(0, 0, 0, 1);
}

@media (max-width: 900px) {
  .hero {
    background-size: auto 100%;
    background-position: center center;
  }
}

@media (max-width: 640px) {
  .hero {
    min-height: 100svh;
    background-size: auto 100%;
    background-position: center center;
  }

  .footer {
    bottom: 16px;
    font-size: 0.62rem;
    letter-spacing: 0.1em;
  }
}

@media (orientation: portrait) and (max-width: 640px) {
  .hero {
    background-size: auto 100%;
    background-position: 50% 50%;
  }
}