:root{--predio-teal:#0f4c5c;--predio-teal-green:#2a9d8f;--predio-green:#34c285;--predio-gold:#f4b740;--predio-bg:#eef3f3;--predio-ink:#172a30;--predio-muted:#6a7780;--predio-border:#e4ecec;--predio-placeholder:#9fb1ac;--predio-danger:#b4452e;--font-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background:var(--predio-bg);color:var(--predio-ink);min-height:100vh;-webkit-font-smoothing:antialiased}.auth-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;position:relative}.lang-toggle{position:absolute;top:20px;right:20px;display:inline-flex;background:#fff;border:1px solid var(--predio-border);border-radius:999px;overflow:hidden}.lang-toggle button{border:0;background:transparent;padding:7px 15px;font-size:12.5px;font-weight:600;color:var(--predio-muted);cursor:pointer}.lang-toggle button[aria-pressed=true]{background:var(--predio-teal);color:#fff}.auth{width:400px;max-width:100%;background:#fff;border:1px solid var(--predio-border);border-radius:18px;box-shadow:0 18px 50px rgba(13,40,48,.1);padding:34px 32px}.auth-logo{display:block;width:150px;height:auto;margin:0 auto 14px}.auth h1{font-size:21px;color:var(--predio-teal);font-weight:700;text-align:center;margin:4px 0 18px}.auth-form{display:flex;flex-direction:column}.inp{width:100%;border:1px solid var(--predio-border);border-radius:10px;padding:12px 13px;font-size:14px;margin-bottom:12px;color:var(--predio-ink);background:#fff;font-family:inherit}.inp::placeholder{color:var(--predio-placeholder)}.inp:focus{outline:none;border-color:var(--predio-teal-green);box-shadow:0 0 0 3px rgba(42,157,143,.15)}.btnf{width:100%;background:var(--predio-teal-green);color:#fff;border:none;border-radius:10px;padding:13px;font-weight:600;font-size:14px;font-family:inherit;text-align:center;margin-top:4px;cursor:pointer}.btnf:hover:not(:disabled){background:#24897d}.btnf:disabled{opacity:.65;cursor:default}.alert{padding:10px 12px;border-radius:10px;font-size:13px;margin-bottom:16px}.alert-error{background:#fbeae7;color:var(--predio-danger);border:1px solid #f3cabf}.alert-success{background:#e2f3ee;color:#1f7a4d;border:1px solid #b6e6cd}