:root{
  --space-1:8px;
  --space-2:16px;
  --space-3:24px;
  --space-4:32px;
  --space-5:48px;
  --space-6:64px;
  --radius:14px;
  --glass: rgba(255,255,255,.14);
  --bg: linear-gradient(135deg, #0b7a83 0%, #0a4a4a 50%, #0b7a83 100%), 
        repeating-linear-gradient(0deg, rgba(0,255,230,.08) 0 2px, transparent 2px 4px);
  --text: #eaffff;
  --muted:#b8e8e8;
  --primary:#e60023;
}
*,
*::before,
*::after{ box-sizing:border-box; }
html, body{ height:100%; }
body{
  margin:0;
  color:var(--text);
  background: var(--bg);
  min-height:100vh;
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  line-height:1.6;
  background-attachment: fixed;
}
header{
  width:100%;
  display:flex;
  justify-content:center;
  padding:var(--space-3) var(--space-4);
}
header{ 
  background:var(--glass);
  border:1px solid rgba(255,255,255,.28);
  border-radius:var(--radius);
  backdrop-filter:blur(8px) saturate(120%);
  -webkit-backdrop-filter:blur(8px) saturate(120%);
  box-shadow:0 6px 18px rgba(0,0,0,.15);
  max-width:860px;
  margin:0 auto;
}
header > .brand{
  padding:8px 12px;
  font-weight:700;
  color:#fff;
  border-radius:var(--radius);
  background: rgba(0,0,0,.25);
}
main{ display:block; width:100%; }
.hero{
  display:grid;
  place-items:center;
  text-align:center;
  padding:var(--space-5) var(--space-4);
  max-width:860px;
  margin:0 auto;
  gap:var(--space-4);
  background:var(--glass);
  border:1px solid rgba(255,255,255,.28);
  border-radius:var(--radius);
  backdrop-filter:blur(12px) saturate(120%);
  -webkit-backdrop-filter:blur(12px) saturate(120%);
}
.hero h1{
  font-size:clamp(1.8rem,4vw+1rem,3.5rem);
  line-height:1.05;
  margin:0;
}
.hero .subhead{
  color:var(--muted);
  margin:0;
  font-size:clamp(0.9rem,2.5vw,1.1rem);
}
.centerpiece img{
  width:100%;
  height:auto;
  display:block;
  border-radius:16px;
  box-shadow:0 14px 40px rgba(0,0,0,.25);
  max-width:100%;
}
.cta{
  display:inline-block;
  padding:0.9em 1.8em;
  border-radius:999px;
  text-decoration:none;
  color:#111;
  font-weight:700;
  background:linear-gradient(135deg,#e60023 0%,#b4001e 100%);
  border:0;
  box-shadow:0 8px 20px rgba(178,0,30,.5);
  transition:transform .2s ease,box-shadow .2s ease;
  margin-top:0.5rem;
}
.cta:hover{ transform:translateY(-1px); box-shadow:0 12px 26px rgba(178,0,30,.7); }
.cta:focus-visible{ outline:3px solid var(--primary); outline-offset:2px; }

footer{ margin-top:2rem; padding:var(--space-4); text-align:center; color:var(--muted); background:rgba(255,255,255,.04); border-top:1px solid rgba(255,255,255,.08); }
.advertisement, .product-ad{
  display:inline-block;
  padding:.6rem 1rem;
  border-radius:var(--radius);
  background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.28);
  margin:0.25rem;
  text-decoration:none;
  color:#111;
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}
.advertisement a, .product-ad a{ color:#111; font-weight:700; text-decoration:none; }
.advertisement a:hover, .product-ad a:hover{ text-decoration:underline; }

footer p{ margin:0; }

article p:first-of-type::first-letter{
  float:left;
  font-weight:700;
  line-height:1;
  margin-right:var(--space-2);
  font-size:clamp(3rem,6vw,5rem);
  text-transform:uppercase;
}
@media (max-width:360px){
  article p:first-of-type::first-letter{ font-size:clamp(2.5rem,6vw,4rem); }
}
@media (max-width:768px){
  header{ padding:12px 16px; }
  header > .brand{ font-size:1.2rem; }
  .centerpiece img{ max-width:92%; }
  .hero{ padding:var(--space-4); }
}
@media (min-width:769px){
  /* subtle motion preference handling for performance */
  * { transition: none; }
}