.app{min-height:100vh;display:flex;flex-direction:column}.page{flex:1;display:flex;flex-direction:column;padding-bottom:env(safe-area-inset-bottom)}.header{background:var(--color-primary);color:#fff;padding:1rem;box-shadow:0 2px 4px #0000001a;position:sticky;top:0;z-index:100}.header-content{max-width:640px;margin:0 auto;display:flex;align-items:center;gap:1rem}.back-button{background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;padding:.5rem;margin:-.5rem;display:flex;align-items:center;justify-content:center}.header-title{font-size:1.25rem;font-weight:600;flex:1}.container{flex:1;max-width:640px;width:100%;margin:0 auto;padding:1rem}.card{background:#fff;border-radius:.75rem;padding:1.25rem;box-shadow:0 1px 3px #0000001a;margin-bottom:1rem}.btn{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.875rem 1.5rem;border-radius:.5rem;font-size:1rem;font-weight:600;border:none;cursor:pointer;transition:all .2s;width:100%;text-decoration:none;text-align:center}.btn:active{transform:scale(.98)}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-dark)}.btn-success{background:var(--color-success);color:#fff}.btn-secondary{background:#fff;color:var(--color-gray-700);border:1px solid var(--color-gray-300)}.btn:disabled{opacity:.5;cursor:not-allowed}.input{width:100%;padding:.875rem;border:1px solid var(--color-gray-300);border-radius:.5rem;font-size:1rem;transition:border-color .2s}.input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb1a}.info-box{background:#eff6ff;border:1px solid #bfdbfe;border-radius:.5rem;padding:1rem}.info-box.warning{background:#fef3c7;border-color:#fde68a}.info-box.success{background:#d1fae5;border-color:#a7f3d0}.center{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;text-align:center;min-height:50vh}.loading{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:3rem 1rem}.alerts-list-empty{max-width:1200px;margin:0 auto;padding:0 20px}.empty-state{background:#fff;border-radius:8px;padding:12px 20px!important;text-align:left}.empty-state p{font-size:16px;color:#666;margin:0 0 8px}.empty-state small{color:#999;font-size:14px}@media (min-width: 768px){.container{padding:2rem}h1{font-size:2rem}}.desktop-only{display:none}@media (min-width: 768px){.desktop-only{display:inline-flex}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{transform:scale(.85);opacity:0}to{transform:scale(1);opacity:1}}*{margin:0;padding:0;box-sizing:border-box}:root{--color-primary: #2563eb;--color-primary-dark: #1e40af;--color-success: #10b981;--color-danger: #ef4444;--color-warning: #f59e0b;--color-gray-50: #f9fafb;--color-gray-100: #f3f4f6;--color-gray-200: #e5e7eb;--color-gray-300: #d1d5db;--color-gray-600: #4b5563;--color-gray-700: #374151;--color-gray-900: #111827;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;background-color:var(--color-gray-50);color:var(--color-gray-900);line-height:1.5;overflow-x:hidden}#root{min-height:100vh}h1{font-size:1.75rem;font-weight:700;line-height:1.2}h2{font-size:1.5rem;font-weight:600}h3{font-size:1.25rem;font-weight:600}button,a{-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}html{scroll-behavior:smooth}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-gray-300);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-gray-600)}@keyframes spin{to{transform:rotate(360deg)}}.spinner{border:3px solid var(--color-gray-200);border-top-color:var(--color-primary);border-radius:50%;width:40px;height:40px;animation:spin .8s linear infinite}@supports (padding: max(0px)){body{padding-left:max(0px,env(safe-area-inset-left));padding-right:max(0px,env(safe-area-inset-right))}}