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ease;margin-right:.5rem}.app-header__profile:hover{background:#ffffff1a;color:#fff}.loading-screen{min-height:100vh;position:relative;overflow:hidden}.loading-background{position:fixed;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460);z-index:-1}.loading-shapes{position:absolute;top:0;left:0;right:0;bottom:0;overflow:hidden}.loading-shape{position:absolute;border-radius:50%;opacity:.15;filter:blur(40px)}.loading-shape--1{width:400px;height:400px;background:#4f46e5;top:-100px;left:-100px;animation:float 20s ease-in-out infinite}.loading-shape--2{width:300px;height:300px;background:#7c3aed;bottom:-50px;right:-50px;animation:float 15s ease-in-out infinite reverse}.loading-shape--3{width:250px;height:250px;background:#06b6d4;top:50%;left:50%;transform:translate(-50%,-50%);animation:pulse 10s ease-in-out infinite}@keyframes float{0%,to{transform:translate(0)}50%{transform:translate(30px,30px)}}@keyframes pulse{0%,to{transform:translate(-50%,-50%) scale(1);opacity:.1}50%{transform:translate(-50%,-50%) scale(1.2);opacity:.2}}.loading-content{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem}.loading-spinner{width:48px;height:48px;border:3px solid rgba(255,255,255,.2);border-top-color:#4f46e5;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{color:#fffc;font-size:1.125rem;font-weight:500;margin:0}.app-sidebar{width:220px;flex-shrink:0;background-color:#1f2937;border-radius:8px;padding:16px;margin-right:24px}.sidebar-nav{display:flex;flex-direction:column;gap:8px}.app-content{flex:1;width:100%;max-width:900px}.sidebar-button{background:transparent;border:1px solid rgba(255,255,255,.2);color:#ffffffb3;padding:12px 16px;border-radius:6px;font-size:.9rem;cursor:pointer;transition:all .2s ease;text-align:left;width:100%}.sidebar-button:hover{background:#ffffff1a;color:#fff;border-color:#ffffff4d}.sidebar-button--active{background:#3b82f6;border-color:#3b82f6;color:#fff}.sidebar-button--active:hover{background:#2563eb}.app-main{flex:1;padding:32px 24px;display:flex;justify-content:center;align-items:flex-start}.app-footer{background-color:#f9fafb;border-top:1px solid #e5e7eb;padding:16px 24px;text-align:center}.app-footer p{font-size:.875rem;color:#6b7280}@media (max-width: 640px){.app-header__title{font-size:1.1rem}.app-main{flex-direction:column;align-items:center}.app-sidebar{width:100%;max-width:100%;margin-right:0;margin-bottom:24px}.sidebar-nav{flex-direction:row;justify-content:center;flex-wrap:wrap}.sidebar-button{text-align:center;flex:1;min-width:120px}.app-content{max-width:100%}}.no-board-message{text-align:center;padding:48px 24px;background:#f9fafb;border-radius:12px;border:1px solid #e5e7eb;max-width:500px;margin:0 auto}.no-board-message h2{font-size:1.5rem;color:#111827;margin-bottom:16px}.no-board-message p{font-size:1rem;color:#6b7280;margin-bottom:8px}.no-board-message__help{font-size:.9rem;color:#9ca3af;font-style:italic}html{scroll-behavior:smooth}#root{isolation:isolate}::selection{background-color:#06c;color:#fff}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#a1a1a1}