.loading-spinner{display:inline-block}.loading-spinner--small{width:16px;height:16px}.loading-spinner--medium{width:24px;height:24px}.loading-spinner--large{width:40px;height:40px}.loading-spinner__circle{width:100%;height:100%;border:2px solid #e2e8f0;border-top-color:#0070f3;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.page-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:50vh;gap:16px}.page-loading__message{color:#718096;font-size:1rem;font-weight:500;margin:0}.card-skeleton{background:#fff;border-radius:12px;overflow:hidden;border:1px solid #e2e8f0;animation:pulse 1.5s ease-in-out infinite}.card-skeleton__image{height:200px;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0 50%,#f0f0f0 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}.card-skeleton__content{padding:16px;display:flex;flex-direction:column;gap:8px}.card-skeleton__line{height:12px;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0 50%,#f0f0f0 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:6px}.card-skeleton__line--title{height:16px;width:80%}.card-skeleton__line--subtitle{width:60%}.card-skeleton__line--price{width:40%;height:14px}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.8}}.cards-loading{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}@media(max-width:768px){.cards-loading{grid-template-columns:1fr}}.form-loading{z-index:999}.form-loading,.form-loading__backdrop{position:absolute;top:0;left:0;right:0;bottom:0;border-radius:inherit}.form-loading__backdrop{background:hsla(0,0%,100%,.8);backdrop-filter:blur(1px)}.form-loading__content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:12px;color:#4a5568;font-weight:500}.button-loading{display:flex;align-items:center;gap:4px}.button-loading__dot{width:4px;height:4px;border-radius:50%;background:currentColor;animation:buttonDots 1.4s ease-in-out infinite both}.button-loading__dot:first-child{animation-delay:-.32s}.button-loading__dot:nth-child(2){animation-delay:-.16s}.button-loading__dot:nth-child(3){animation-delay:0}@keyframes buttonDots{0%,80%,to{transform:scale(0);opacity:.5}40%{transform:scale(1);opacity:1}}[data-theme=dark] .loading-spinner__circle{border-color:#3182ce #4a5568 #4a5568}[data-theme=dark] .page-loading__message{color:#a0aec0}[data-theme=dark] .card-skeleton{background:#1a202c;border-color:#4a5568}[data-theme=dark] .card-skeleton__image,[data-theme=dark] .card-skeleton__line{background:linear-gradient(90deg,#2d3748 25%,#4a5568 50%,#2d3748 75%);background-size:200% 100%}[data-theme=dark] .form-loading__backdrop{background:rgba(26,32,44,.8)}[data-theme=dark] .form-loading__content{color:#e2e8f0}