.contact-button{border:1px solid var(--primary);color:var(--primary);border-radius:10px;padding:9px 12px;font-size:.83rem;font-weight:700;text-decoration:none}.whatsapp-section{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:52px 0}.whatsapp-section h2{font-size:clamp(1.7rem,3vw,2.3rem);letter-spacing:-.04em;margin-top:7px}.whatsapp-section p{color:var(--muted);max-width:570px;margin-bottom:0}.whatsapp-actions{display:flex;gap:10px;flex-shrink:0}.auth-page{min-height:100vh;max-width:500px;margin:auto;padding:38px 24px;background:var(--bg)}.auth-card{background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:20px;padding:30px;margin-top:70px}.auth-card h1{font-size:2rem;margin-top:8px}.auth-card p{color:var(--muted)}.auth-card input{width:100%;padding:13px;margin-top:10px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink);font:inherit}.auth-switch{text-align:center}.auth-switch a,.guest-link{color:var(--primary);font-weight:700;text-decoration:none}.guest-link{display:block;text-align:center;font-size:.83rem;margin-top:19px}@media(max-width:760px){.contact-button{display:none}.whatsapp-section{align-items:flex-start;flex-direction:column;padding:45px 0}.whatsapp-actions{flex-wrap:wrap}}