* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: system-ui, -apple-system, sans-serif;
  background: #603;
  color: #fff;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Only lock scrolling on the shop page */
body.shop-page {
  overflow: hidden;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: #603;
  position: relative;
  flex-shrink: 0;
}

.logo { height: 48px; }
.brand {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 1px;
}

nav a {
  color: #fff;
  text-decoration: none;
  margin-left: 18px;
  font-size: 0.95rem;
}
nav a:hover { text-decoration: underline; }

main {
  flex: 1 0 auto;          /* pushes footer to the bottom */
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 20px 60px;
  width: 100%;
}

/* Shop page overrides */
main.shop-main {
  flex: none;
  height: calc(100vh - 155px);
  max-width: none;
  padding: 0;
  margin: 0;
  overflow: hidden;
}

iframe { 
  width: 100%; 
  height: 100%; 
  border: none; 
  display: block; 
}

/* rest of your styles stay the same */
#age-gate {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  color: #fff;
}
#age-gate .box {
  background: #1a1a1a;
  padding: 32px;
  border-radius: 12px;
  text-align: center;
  max-width: 380px;
  width: 90%;
}
input[type="date"] {
  padding: 10px;
  font-size: 16px;
  margin: 12px 0;
  border-radius: 6px;
  border: none;
  width: 100%;
}
button {
  margin: 6px;
  padding: 10px 18px;
  font-size: 16px;
  cursor: pointer;
  border: none;
  border-radius: 6px;
  background: #fff;
  color: #000;
}
.store-img { width: 100%; max-width: 600px; border-radius: 8px; margin: 16px 0; }
.centered { text-align: center; }
.centered .store-img { display: block; margin: 16px auto; }
footer { text-align: center; padding: 20px; font-size: 0.85rem; opacity: 0.8; }
@media (max-width: 600px) {
  .brand { font-size: 1.1rem; }
  nav a { margin-left: 12px; font-size: 0.85rem; }
}