.interest-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin: 24px auto;
  max-width: 420px;
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
  border: 1px solid var(--grid);
  border-radius: 18px;
  padding: 40px 28px;
  box-shadow: 0 8px 28px rgba(0,0,0,.3);
}

.interest-section .subtitle {
  color: var(--muted);
  font-size: 14px;
  margin-top: 6px;
  margin-bottom: 12px;
}

/* Stylish email input */
.interest input[type="email"] {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid color-mix(in oklab, var(--accent) 20%, var(--grid));
  background: color-mix(in oklab, var(--card) 90%, var(--accent) 5%);
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.2px;
  outline: none;
  transition: border-color .25s, box-shadow .25s, background .25s;
  text-align: center;
  align-items: center;
}

.interest input[type="email"]::placeholder {
  color: color-mix(in oklab, var(--muted) 70%, var(--accent) 10%);
}

.interest input[type="email"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 20%, transparent);
  background: color-mix(in oklab, var(--card) 80%, var(--accent) 10%);
}

/* Centered button under the input */
.interest .cta {
  margin-top: 16px;
  width: 100%;
  padding: 12px 0;
  border-radius: 12px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  transition: filter .25s, transform .2s;
}

.interest .cta:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

/* Small print + hidden honeypot */
.interest .detail {
  margin-top: 14px;
  color: var(--muted);
  font-size: 12px;
}
.interest .hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}


/* Image */
.product-preview {                                                              
  display: flex;                                                                
  justify-content: center;                                                      
  align-items: center;                                                          
  margin: 4px auto;                                                             
  padding: 10px;                                                                
  background: color-mix(in oklab, var(--card) 90%, var(--accent) 4%);           
  border: 1px solid var(--grid);                                                
  border-radius: 18px;                                                          
  max-width: 800px;                                                             
}                                                                               
                                                                                
.product-img {                                                                  
  width: 100%;                                                                  
  max-width: 480px;                                                             
  height: auto;                                                                 
  filter: drop-shadow(0 8px 22px rgba(0,0,0,.35));                              
}