:root{--sage:#5b7050;--sage-deep:#3f4f38;--beige:#f5f1e8;--white:#fff;--text-primary:#2b2b26;--text-secondary:#6b6b60;--border:#ddd6c4;--status-critical:#c0392b}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--beige);color:var(--text-primary)}.centered-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.auth-card{background:var(--white);border:1px solid var(--border);border-radius:14px;padding:32px;width:100%;max-width:380px;box-shadow:0 4px 24px rgba(0,0,0,.06)}.auth-card h1{margin:0 0 6px;font-size:20px;color:var(--sage-deep)}.auth-card p.sub{margin:0 0 24px;font-size:13px;color:var(--text-secondary)}.field{margin-bottom:16px}.field label{display:block;font-size:12.5px;font-weight:600;margin-bottom:6px}.field input{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit}.btn-primary{width:100%;padding:11px;border:none;border-radius:8px;background:var(--sage);color:#fff;font-size:14px;font-weight:600;cursor:pointer}.btn-primary:hover{background:var(--sage-deep)}.btn-primary:disabled{opacity:.6;cursor:default}.error-text{color:var(--status-critical);font-size:13px;margin:-8px 0 14px}