:root{--primary-color: #3B82F6;--secondary-color: #8B5CF6;--success-color: #10B981;--danger-color: #EF4444;--warning-color: #F59E0B;--text-primary: #1F2937;--text-secondary: #6B7280}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px}body{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;color:var(--text-primary);background-color:#f8fafc;overflow-x:hidden}#app{min-height:100vh;width:100%}@media(max-width:414px){html{font-size:16px}}@media(min-width:415px){html{font-size:18px}}.btn{padding:.875rem 1.5rem;border-radius:.75rem;font-size:1rem;font-weight:600;border:none;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover:not(:disabled){background-color:#2563eb;transform:translateY(-1px);box-shadow:0 4px 12px #3b82f666}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-success{background-color:var(--success-color);color:#fff}.btn-success:hover:not(:disabled){background-color:#059669}.btn-danger{background-color:var(--danger-color);color:#fff}.btn-outline{background-color:transparent;border:1px solid var(--text-secondary);color:var(--text-primary)}.btn-outline:hover:not(:disabled){background-color:#6b72801a}.input{width:100%;padding:.875rem 1rem;border:1px solid #D1D5DB;border-radius:.5rem;font-size:1rem;transition:all .2s}.input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #3b82f61a}.card{background:#fff;border-radius:1rem;padding:1.5rem;box-shadow:0 1px 3px #0000001a}.gradient-bg-start{background:linear-gradient(135deg,#eff6ff,#e0e7ff)}.gradient-bg{background:linear-gradient(135deg,#f8fafc,#e0e7ff)}.safe-area{padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}