/* Formulário conversacional do /diagnostico: uma pergunta por vez.
   Sem JS, vira um formulário comum com todas as perguntas. Usa os tokens de site.css. */

.conversa-form{padding:clamp(28px,6vw,72px) 0 clamp(56px,9vw,104px);min-height:calc(100svh - 64px)}
.cf-wrap{max-width:720px;margin:0 auto;padding:0 var(--gutter)}
.cf-topo{margin-bottom:clamp(24px,4vw,36px)}
.cf-titulo{font-size:clamp(1.7rem,4.4vw,2.6rem);line-height:1.12;margin:10px 0 12px;max-width:22ch}
.cf-sub{color:var(--texto-2);font-size:clamp(.98rem,1.4vw,1.06rem);max-width:56ch}
.cf-sub a{text-decoration:underline;text-underline-offset:.18em}

.cf-progresso{height:4px;border-radius:4px;background:var(--linha);overflow:hidden;margin-bottom:clamp(24px,4vw,40px);display:none}
.cf-progresso span{display:block;height:100%;width:0;background:var(--acao);border-radius:4px;transition:width .35s ease}

.cf{position:relative}
.passo{border:0;margin:0 0 40px;padding:0;min-width:0}
.p-q{display:block;font-family:var(--display);font-weight:600;font-size:clamp(1.35rem,3.4vw,1.9rem);line-height:1.22;letter-spacing:-.02em;margin-bottom:22px;padding:0}
.p-q small{display:block;font-family:var(--corpo);font-weight:400;font-size:15px;color:var(--texto-2);letter-spacing:0;margin-top:8px}
.p-n{display:inline-grid;place-items:center;min-width:28px;height:28px;padding:0 6px;margin-right:12px;border-radius:8px;background:var(--acao);color:#fff;font-family:var(--mono);font-size:13px;font-weight:500;vertical-align:.3em}

.p-input{display:block;width:100%;font:inherit;font-size:clamp(1.1rem,2.6vw,1.35rem);color:var(--texto);background:transparent;border:0;border-bottom:2px solid var(--borda-campo);border-radius:0;padding:10px 2px;min-height:52px;transition:border-color .15s}
.p-input::placeholder{color:#6E7875}
.p-input:focus{outline:none;border-bottom-color:var(--acao)}
.p-input:focus-visible{outline:none;box-shadow:0 2px 0 0 var(--acao)}
.p-area{resize:vertical;min-height:120px;border:2px solid var(--borda-campo);border-radius:12px;padding:14px 16px;font-size:1.05rem;background:var(--cartao)}
.p-area:focus{border-color:var(--acao)}
.p-outro{margin-top:14px;display:none}
.p-outro.aberto{display:block}
.p-rot{display:block;font-weight:600;font-size:15px;margin:22px 0 4px}
.p-rot small,.p-origem small{font-weight:400;color:var(--texto-2)}
.p-origem{margin-top:26px}
.p-origem .p-rot{margin:0 0 10px}

.p-opcoes{display:flex;flex-wrap:wrap;gap:10px}
.p-opcoes.lista{flex-direction:column;align-items:stretch}
.p-opcoes label{position:relative;display:flex;align-items:center;gap:12px;min-height:52px;padding:12px 18px;border:1.5px solid var(--borda);border-radius:14px;background:var(--cartao);
  font-size:16px;font-weight:500;cursor:pointer;transition:border-color .15s,background .15s,transform .1s}
.p-opcoes label:hover{border-color:var(--acao)}
.p-opcoes label:active{transform:scale(.99)}
.p-opcoes input{position:absolute;opacity:0;width:1px;height:1px}
.p-opcoes label::before{content:"";flex:none;width:20px;height:20px;border:1.5px solid var(--borda-campo);border-radius:6px;background:var(--cartao);transition:all .15s}
.p-opcoes label:has(input[type=radio])::before{border-radius:50%}
.p-opcoes label:has(input:checked){border-color:var(--acao);background:var(--fundo-2)}
.p-opcoes label:has(input:checked)::before{background:var(--acao) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L19 7'/%3E%3C/svg%3E") center/14px no-repeat;border-color:var(--acao)}
.p-opcoes label:has(input:focus-visible){outline:2px solid var(--acao);outline-offset:2px}
.p-opcoes.mini label{min-height:44px;padding:8px 14px;font-size:15px;border-radius:999px}
.p-opcoes.mini label::before{display:none}
.p-opcoes.mini label:has(input:checked){background:var(--acao);color:#fff}

.p-consent{display:flex;gap:12px;align-items:flex-start;margin-top:24px;font-size:15.5px;line-height:1.5;cursor:pointer}
.p-consent input{width:22px;height:22px;margin-top:1px;accent-color:var(--acao);flex:none}
.p-consent a{text-decoration:underline}

.passo .erro{display:none;color:var(--erro);font-size:14.5px;font-weight:500;margin-top:10px}
.passo .erro.ver{display:block}

.cf-nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.cf-ok{display:none}
.cf-voltar{font:inherit;font-size:15px;color:var(--texto-2);background:none;border:0;padding:10px 4px;min-height:44px;cursor:pointer}
.cf-voltar:hover{color:var(--texto)}
.cf-dica{display:none;font-size:13.5px;color:var(--texto-2)}
.cf-dica kbd{font-family:var(--mono);font-size:12px;border:1px solid var(--linha);border-radius:5px;padding:1px 6px;background:var(--cartao)}
.form-status{margin-top:16px;font-size:15px;color:var(--texto-2)}
.form-status.falhou{color:var(--erro)}
.isca{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* ---------- modo conversacional (ligado pelo JS) ---------- */
.cf-js .cf-progresso{display:block}
.cf-js .passo{display:none;margin:0 0 30px}
.cf-js .passo.atual{display:block;animation:passo-entra .38s cubic-bezier(.2,.8,.2,1) both}
.cf-js .passo.atual.volta{animation-name:passo-volta}
.cf-js .cf-ok{display:inline-flex}
.cf-js .cf-enviar{display:none}
.cf-js.ultimo .cf-ok{display:none}
.cf-js.ultimo .cf-enviar{display:inline-flex}
@media (hover:hover) and (pointer:fine){.cf-js .cf-dica{display:inline}}
@keyframes passo-entra{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes passo-volta{from{opacity:0;transform:translateY(-18px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.cf-js .passo.atual{animation:none}.cf-progresso span{transition:none}}

/* celular: a pergunta ocupa a tela, botões grandes no alcance do polegar */
@media (max-width:640px){
  .conversa-form{padding-top:20px}
  .cf-titulo{font-size:2rem}
  .cf-js .cf-topo .cf-sub{font-size:.95rem}
  .p-opcoes.lista{flex-direction:column;align-items:stretch}
  .p-opcoes:not(.lista):not(.mini){display:grid;grid-template-columns:1fr 1fr}
  .p-opcoes label{padding:12px 14px}
  .cf-js.andando .cf-topo{display:none}
  .cf-js .cf-progresso{position:sticky;top:64px;z-index:5;margin-bottom:22px}
  .cf-dica{display:none!important}
  .cf-nav{position:sticky;bottom:0;background:linear-gradient(to top,var(--fundo) 72%,rgba(255,255,255,0));padding:18px 0 calc(14px + env(safe-area-inset-bottom));margin:0 calc(-1*var(--gutter));padding-left:var(--gutter);padding-right:var(--gutter)}
  .cf-nav .btn{flex:1}
  .cf-voltar{order:-1}
}