/* StradTone 全站視覺母片 (Global) */
header { 
  background-color: rgba(35, 20, 15, 0.75); 
  backdrop-filter: blur(15px) saturate(150%);
  -webkit-backdrop-filter: blur(15px) saturate(150%);
  border-bottom: 1px solid rgba(251, 192, 45, 0.25);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  padding: 10px 30px; display: flex; justify-content: space-between; align-items: stretch; 
  position: sticky; top: 0; z-index: 1000; min-height: 80px; 
}
.header-left { display: flex; align-items: center; text-decoration: none; }
.header-left img { height: 42px; margin-right: 15px; }
.header-left span { color: #fff; font-size: 1.45rem; font-family: 'Noto Serif TC', serif; letter-spacing: 0.12em; }
.top-stradtone { color: #fbc02d; font-size: 1.1rem; font-weight: 700; letter-spacing: 2px; }

footer { text-align: center; padding: 20px 20px 40px 20px; background-color: #f5f2e9; }
.footer-link { 
  font-family: 'Dancing Script', cursive; font-size: 24px; text-decoration: none; 
  padding: 5px 20px; border: 1px solid #2e4a3e; border-radius: 50%; display: inline-block; 
  animation: breathe-glow 3s infinite ease-in-out; 
}
@keyframes breathe-glow { 
  0%, 100% { color: #2e4a3e; border-color: #2e4a3e; box-shadow: 0 0 2px #2e4a3e; } 
  50% { color: #e6c17a; border-color: #e6c17a; box-shadow: 0 0 15px #e6c17a; } 
}