:root{--bg-color:#fcfcfc;--panel-bg:#fff;--text-main:#111;--text-muted:#666;--border-color:#e5e5e5;--accent-color:#000;--accent-hover:#333;--danger-color:#a02020}body{background-color:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.app-container{max-width:540px;margin:0 auto;padding:2rem 1rem}.navbar{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1.5rem;font-size:.9rem;display:flex}.btn-text{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:.25rem .5rem;font-size:.9rem;text-decoration:underline}.btn-text:hover{color:var(--text-main)}.btn-primary{background-color:var(--accent-color);color:#fff;border:1px solid var(--accent-color);cursor:pointer;border-radius:4px;padding:.5rem 1.25rem;font-size:.9rem;font-weight:500;text-decoration:none;transition:background-color .1s;display:inline-block}.btn-primary:hover{background-color:var(--accent-hover)}.contact-row{background:var(--panel-bg);border:1px solid var(--border-color);border-radius:4px;justify-content:space-between;align-items:center;margin-bottom:.75rem;padding:1rem;transition:border-color .15s,transform .1s;display:flex}.contact-row:hover{border-color:#999}.clickable-area{cursor:pointer;flex-grow:1}.contact-name{margin:0 0 .25rem;font-size:1rem;font-weight:600}.contact-meta{color:var(--text-muted);margin:0;font-size:.85rem}.form-group{flex-direction:column;gap:.4rem;margin-bottom:1rem;display:flex}.form-group label{color:var(--text-main);font-size:.85rem;font-weight:600}.form-input{box-sizing:border-box;border:1px solid var(--border-color);background:var(--panel-bg);width:100%;color:var(--text-main);border-radius:4px;padding:.6rem;font-family:inherit;font-size:.95rem}.form-input:focus{border-color:var(--accent-color);outline:none}.btn-trash{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;padding:.5rem;font-size:1rem}.btn-trash:hover{color:var(--danger-color);background-color:#f9f2f2}.auth-container{max-width:360px;margin:10vh auto 0;padding:0 1rem}.card-panel{background:var(--panel-bg);border:1px solid var(--border-color);border-radius:4px;padding:2rem}.panel-title{margin-top:0;margin-bottom:.5rem;font-size:1.5rem;font-weight:700}.panel-subtitle{color:var(--text-muted);margin-top:0;margin-bottom:1.5rem;font-size:.85rem}.alert-danger{color:var(--danger-color);background:#fdf3f3;border:1px solid #f5c6c6;border-radius:4px;margin-bottom:1rem;padding:.5rem;font-size:.85rem}.stack-gap{flex-direction:column;gap:1rem;margin-bottom:1.5rem;display:flex}.w-full{text-align:center;width:100%}