:root{--nv-graphite: #202827;--nv-mineral-mint: #a8d5c2;--nv-warm-white: #f5f3ed;--nv-deep-mineral: #23634e;--nv-bg: #f5f3ed;--nv-surface: #ffffff;--nv-text: #202827;--nv-text-secondary: #64716c;--nv-border: #7a8981;--nv-error: #a83932;--nv-radius-card: 16px;--nv-radius-control: 12px;--nv-shadow: 0 8px 32px rgba(32, 40, 39, .08);--font-sans: "Rubik", system-ui, -apple-system, sans-serif}*,*:before,*:after{box-sizing:border-box}html,body{height:100%;margin:0;font-family:var(--font-sans);background:var(--nv-bg);color:var(--nv-text)}a{color:var(--nv-deep-mineral);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:48px;padding:0 1.25rem;border:none;border-radius:var(--nv-radius-control);background:var(--nv-deep-mineral);color:#fff;font-weight:500;cursor:pointer;transition:opacity .15s ease}.btn:disabled{opacity:.55;cursor:not-allowed}.btn:hover:not(:disabled){opacity:.92}.btn.btn-secondary{background:transparent;color:var(--nv-deep-mineral);border:1px solid var(--nv-border)}.btn.btn-google{background:#fff;color:var(--nv-text);border:1px solid var(--nv-border)}.card{background:var(--nv-surface);border:1px solid rgba(122,137,129,.25);border-radius:var(--nv-radius-card);box-shadow:var(--nv-shadow);padding:1.5rem}.field{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem}.field label{font-size:.875rem;font-weight:500;color:var(--nv-text-secondary)}.field input{min-height:48px;padding:0 .875rem;border:1px solid var(--nv-border);border-radius:var(--nv-radius-control);background:#fff}.field input:focus{outline:2px solid var(--nv-deep-mineral);outline-offset:2px}.error-banner{background:#fdecea;color:var(--nv-error);border:1px solid #f2aaa4;border-radius:var(--nv-radius-control);padding:.75rem 1rem;margin-bottom:1rem;font-size:.875rem}.success-banner{background:#edf7f2;color:var(--nv-deep-mineral);border:1px solid var(--nv-mineral-mint);border-radius:var(--nv-radius-control);padding:.75rem 1rem;margin-bottom:1rem;font-size:.875rem}