@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton-card{width:100%;height:100%;display:flex;flex-direction:column;gap:12px}.skeleton-cover{width:100%;aspect-ratio:2/3;background:linear-gradient(90deg,var(--skeleton-base,#f0f0f0) 25%,var(--skeleton-highlight,#f8f8f8) 50%,var(--skeleton-base,#f0f0f0) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:12px}[data-theme=dark] .skeleton-cover{--skeleton-base:#1e293b;--skeleton-highlight:#334155}.skeleton-text{height:16px;background:linear-gradient(90deg,var(--skeleton-base,#f0f0f0) 25%,var(--skeleton-highlight,#f8f8f8) 50%,var(--skeleton-base,#f0f0f0) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:4px;width:80%;align-self:flex-end}.skeleton-text.short{width:60%}.auth-required-card{min-height:80vh;display:flex;align-items:center;justify-content:center;padding:40px 20px}.auth-required-content{max-width:600px;width:100%;background:var(--card-bg);border-radius:24px;padding:60px 40px;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.1);border:1px solid var(--border-color);position:relative;overflow:hidden}.auth-required-content:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--accent-color),var(--primary-color))}.auth-icon-wrapper{position:relative;display:inline-block;margin-bottom:30px}.auth-icon-circle{width:100px;height:100px;border-radius:50%;background:linear-gradient(135deg,var(--accent-color),var(--primary-color));display:flex;align-items:center;justify-content:center;position:relative;z-index:2;animation:pulse 2s ease-in-out infinite}.auth-icon{width:50px;height:50px;color:white;filter:drop-shadow(0 2px 4px rgba(0,0,0,.2))}.auth-icon-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:120px;height:120px;border-radius:50%;background:var(--accent-color);opacity:.2;filter:blur(20px);z-index:1;animation:glow 2s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes glow{0%,to{opacity:.2;transform:translate(-50%,-50%) scale(1)}50%{opacity:.3;transform:translate(-50%,-50%) scale(1.1)}}.auth-title{font-size:2rem;font-weight:800;color:var(--text-color);margin-bottom:15px;line-height:1.2}.auth-description{font-size:1.1rem;color:var(--placeholder-color);line-height:1.6;margin-bottom:40px;max-width:450px;margin-left:auto;margin-right:auto}.auth-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:20px;margin-bottom:40px}.auth-feature{display:flex;flex-direction:column;align-items:center;gap:10px;padding:20px 15px;background:var(--background-color);border-radius:16px;border:1px solid var(--border-color);transition:all .3s ease}.auth-feature:hover{transform:translateY(-4px);box-shadow:0 8px 20px rgba(0,0,0,.08);border-color:var(--accent-color)}.feature-icon{font-size:2rem;line-height:1}.feature-text{font-size:.95rem;color:var(--text-color);font-weight:600;text-align:center}.auth-buttons{display:flex;flex-direction:column;gap:15px;margin-bottom:25px}.auth-btn{display:flex;align-items:center;justify-content:center;gap:10px;padding:16px 32px;border-radius:12px;font-size:1.1rem;font-weight:700;text-decoration:none;transition:all .3s ease;position:relative;overflow:hidden}.auth-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.auth-btn:hover:before{left:100%}.auth-btn-primary{background:linear-gradient(135deg,var(--accent-color),var(--primary-color));color:white;box-shadow:0 4px 15px rgba(0,0,0,.15)}.auth-btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,0,0,.2)}.auth-btn-secondary{background:var(--background-color);color:var(--text-color);border:2px solid var(--border-color)}.auth-btn-secondary:hover{border-color:var(--accent-color);background:var(--card-bg);transform:translateY(-2px)}.btn-arrow{width:20px;height:20px;transition:transform .3s ease}.auth-btn-primary:hover .btn-arrow{transform:translateX(-4px)}.auth-browse-link{display:inline-block;color:var(--placeholder-color);text-decoration:none;font-size:.95rem;transition:all .3s ease;position:relative}.auth-browse-link:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--accent-color);transition:width .3s ease}.auth-browse-link:hover{color:var(--accent-color)}.auth-browse-link:hover:after{width:100%}@media (max-width:768px){.auth-required-content{padding:40px 25px}.auth-title{font-size:1.6rem}.auth-description{font-size:1rem}.auth-icon-circle{width:80px;height:80px}.auth-icon{width:40px;height:40px}.auth-features{grid-template-columns:1fr;gap:12px}.auth-feature{flex-direction:row;justify-content:flex-start;padding:15px}.feature-text{text-align:right}.auth-btn{padding:14px 24px;font-size:1rem}}@media (max-width:480px){.auth-required-content{padding:30px 20px}.auth-title{font-size:1.4rem}.auth-icon-circle{width:70px;height:70px}.auth-icon{width:35px;height:35px}}