.billboard-container{min-height:100vh;display:flex;flex-direction:column;background:var(--color-bg-gradient);background-attachment:fixed;position:relative;overflow:hidden}.billboard-container:before{content:"";position:fixed;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 20% 80%,rgba(211,47,47,.08) 0%,transparent 40%),radial-gradient(circle at 80% 20%,rgba(255,215,0,.1) 0%,transparent 40%),radial-gradient(circle at 40% 40%,rgba(255,111,0,.05) 0%,transparent 30%);animation:backgroundFloat 30s ease-in-out infinite;pointer-events:none;z-index:0}@keyframes backgroundFloat{0%,to{transform:translate(0) rotate(0)}33%{transform:translate(2%,2%) rotate(1deg)}66%{transform:translate(-1%,-1%) rotate(-1deg)}}.billboard-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-lg) var(--spacing-xl);background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(211,47,47,.1);position:relative;z-index:10}.billboard-main{flex:1;display:flex;gap:var(--spacing-xl);padding:var(--spacing-xl);position:relative;z-index:1}.wishes-section{flex:1;min-width:0}.wishes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:var(--spacing-lg);grid-auto-flow:dense}.wish-card{position:relative;border-radius:var(--radius-xl);padding:var(--spacing-xl);min-height:180px;display:flex;flex-direction:column;overflow:hidden;box-shadow:var(--shadow-card);transition:transform var(--transition-normal),box-shadow var(--transition-normal);animation:cardEntry .5s ease-out forwards;opacity:0}.wish-card:hover{transform:translateY(-5px) scale(1.02);box-shadow:var(--shadow-lg)}@keyframes cardEntry{0%{opacity:0;transform:scale(.9) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}.wish-card.size-small{min-height:150px;padding:var(--spacing-lg)}.wish-card.size-large{min-height:250px;grid-row:span 2}.wish-card-icon{position:absolute;top:var(--spacing-md);right:var(--spacing-md);font-size:1.5rem;opacity:.8}.wish-card-message{flex:1;font-size:1.125rem;line-height:1.6;margin-bottom:var(--spacing-md);word-break:break-word}.wish-card-message.large-text{font-size:1.375rem;font-weight:700}.wish-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto}.wish-card-author{display:flex;align-items:center;gap:var(--spacing-sm)}.wish-card-name{font-weight:700;font-size:1rem}.wish-card-location{font-size:.75rem;opacity:.7}.wish-card-time{font-size:.75rem;opacity:.6}.wish-card.template-red-envelope{background:linear-gradient(135deg,#d32f2f,#b71c1c);color:gold;font-family:var(--font-family-chinese)}.wish-card.template-red-envelope:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60'%3E%3Cpath d='M30 0c2 10 10 18 20 18-10 0-18 8-18 18 0-10-8-18-18-18 10 0 18-8 18-18z' fill='rgba(255,215,0,0.05)'/%3E%3C/svg%3E");pointer-events:none}.wish-card.template-calligraphy{background:linear-gradient(180deg,#fffacd,#fff8dc);color:#2c1810;font-family:var(--font-family-calligraphy);border-left:4px solid #8B0000;border-right:4px solid #8B0000}.wish-card.template-calligraphy .wish-card-message{font-size:1.5rem}.wish-card.template-lantern{background:linear-gradient(135deg,#1a1a2e,#2d2d44);color:#ff6b6b;font-family:var(--font-family-chinese);box-shadow:0 0 30px #ffd7004d}.wish-card.template-lantern .wish-card-name,.wish-card.template-lantern .wish-card-icon{color:gold}.wish-card.template-horse{background:linear-gradient(45deg,#43a047,#66bb6a);color:#fff;font-family:var(--font-family-chinese);border:2px solid #FFD700}.wish-card.template-horse .wish-card-name{color:gold}.wish-card.template-blossom{background:linear-gradient(180deg,#fce4ec,#fff9e6);color:#880e4f;font-family:var(--font-family-chinese);border:2px solid #F48FB1}.wish-card.template-firecracker{background:linear-gradient(135deg,#d32f2f,#ff5252);color:#ffeb3b;font-family:var(--font-family);font-weight:700}.wish-card.template-firecracker .wish-card-message{text-transform:uppercase;letter-spacing:.5px}.wish-card.template-minimalist{background:#fff;color:#d32f2f;font-family:var(--font-family);border-left:6px solid #FFD700}.wish-card.template-minimalist:after{content:"福";position:absolute;font-size:100px;color:gold;opacity:.08;bottom:-20px;right:-10px;font-family:var(--font-family-chinese);font-weight:900}.wish-card.template-dragon{background:linear-gradient(90deg,#7b1fa2,#9c27b0);color:gold;font-family:var(--font-family-chinese);font-weight:700;border:3px solid #FF6F00}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;text-align:center;padding:var(--spacing-3xl)}.empty-state.hidden{display:none}.empty-icon{font-size:6rem;margin-bottom:var(--spacing-lg);animation:float 3s ease-in-out infinite}.empty-state h2{font-size:2.5rem;font-weight:700;color:var(--cny-red);margin-bottom:var(--spacing-sm);font-family:var(--font-family-chinese)}.empty-state p{font-size:1.125rem;color:var(--color-text-muted);max-width:500px;line-height:1.6}.billboard-footer{text-align:center;padding:var(--spacing-lg);background:#fffc;border-top:1px solid rgba(211,47,47,.1);position:relative;z-index:10}.billboard-footer p{font-size:.875rem;color:var(--color-text-muted);font-family:var(--font-family-chinese)}#confettiCanvas{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:1000}@media (max-width: 1024px){.billboard-main{flex-direction:column}}@media (max-width: 768px){.billboard-header,.billboard-main{padding:var(--spacing-md)}.wishes-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--spacing-md)}.wish-card{padding:var(--spacing-lg);min-height:150px}.wish-card.size-large{grid-row:span 1;min-height:150px}}@media (max-width: 480px){.wishes-grid{grid-template-columns:1fr}}