:root{--color-primary:#2563eb;--color-primary-dark:#1d4ed8;--color-secondary:#64748b;--color-background:#fff;--color-surface:#f8fafc;--color-text:#1e293b;--color-text-secondary:#64748b;--color-border:#e2e8f0;--color-error:#dc2626;--color-success:#16a34a;--spacing-xs:.25rem;--spacing-sm:.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--touch-target-min:44px;--font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--radius-sm:.375rem;--radius-md:.5rem;--radius-lg:.75rem;--radius-full:9999px;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{background-color:var(--color-background);color:var(--color-text);font-family:var(--font-family);font-size:var(--font-size-base);line-height:1.5;min-height:100vh;min-height:100dvh;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.25}h1{font-size:var(--font-size-2xl)}h2{font-size:var(--font-size-xl)}h3{font-size:var(--font-size-lg)}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}.btn,button{align-items:center;-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;border-radius:var(--radius-md);cursor:pointer;display:inline-flex;font-family:inherit;font-size:var(--font-size-base);font-weight:500;justify-content:center;line-height:1.5;min-height:var(--touch-target-min);min-width:var(--touch-target-min);padding:var(--spacing-sm) var(--spacing-md);transition:background-color .2s,transform .1s}.btn:active,button:active{transform:scale(.98)}.btn:disabled,button:disabled{cursor:not-allowed;opacity:.5}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--color-primary-dark)}.btn-secondary{background-color:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text)}.btn-secondary:hover:not(:disabled){background-color:var(--color-border)}input,select,textarea{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-color:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);font-family:inherit;font-size:var(--font-size-base);line-height:1.5;min-height:var(--touch-target-min);padding:var(--spacing-sm) var(--spacing-md);width:100%}input:focus,select:focus,textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb1a;outline:none}input::-moz-placeholder,textarea::-moz-placeholder{color:var(--color-text-secondary)}input::placeholder,textarea::placeholder{color:var(--color-text-secondary)}.container{margin:0 auto;max-width:375px;padding:0 var(--spacing-md);width:100%}@media(min-width:640px){.container{max-width:640px}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.page{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh}.page-content{display:flex;flex:1;flex-direction:column}.loading{align-items:center;display:flex;justify-content:center;min-height:200px}.spinner{animation:spin .8s linear infinite;border:2px solid var(--color-border);border-radius:50%;border-top-color:var(--color-primary);height:24px;width:24px}@keyframes spin{to{transform:rotate(1turn)}}.error-message{background-color:#fef2f2;border-radius:var(--radius-md);color:var(--color-error);font-size:var(--font-size-sm);padding:var(--spacing-md)}.sr-only{height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px;clip:rect(0,0,0,0);border-width:0;white-space:nowrap}.text-center{text-align:center}.text-secondary{color:var(--color-text-secondary)}.text-sm{font-size:var(--font-size-sm)}.text-lg{font-size:var(--font-size-lg)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.p-md{padding:var(--spacing-md)}.p-lg{padding:var(--spacing-lg)}.w-full{width:100%}.skeleton{animation:skeleton-loading 1.5s infinite;background:linear-gradient(90deg,var(--color-surface) 25%,var(--color-border) 50%,var(--color-surface) 75%);background-size:200% 100%;border-radius:var(--radius-md)}@keyframes skeleton-loading{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton-text{height:1rem;margin-bottom:var(--spacing-sm)}.skeleton-text:last-child{margin-bottom:0;width:60%}.skeleton-button{height:var(--touch-target-min);max-width:300px;width:100%}.skeleton-message{height:3rem;margin-bottom:var(--spacing-md)}.skeleton-message.short{width:40%}.skeleton-message.medium{width:60%}.skeleton-message.long{width:85%}.offline-banner{animation:slide-up .3s ease-out;background-color:var(--color-error);bottom:0;color:#fff;font-size:var(--font-size-sm);left:0;padding:var(--spacing-sm) var(--spacing-md);position:fixed;right:0;text-align:center;z-index:1000}@keyframes slide-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}