/* ============================================================
   JOÃO ALBERTO — "COMEÇAR MEU PROJETO"
   Modal em três etapas (serviço, detalhes, contato) que monta a
   mensagem e abre o WhatsApp. Sem JavaScript, o botão é um link
   direto para o WhatsApp. Comportamento em assets/js/brief.js.
   ============================================================ */

/* ---------- chamada abaixo das listas ("Não sabe qual serviço...?") ---------- */
.brief-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .4rem .9rem;
  margin: 2.6rem 0 0;
  color: var(--soft);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 1.5;
}

.brief-open {
  padding: 0;
  border: 0;
  background: none;
  color: var(--fg);
  font: inherit;
  font-weight: 500;
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 5px;
  cursor: pointer;
  transition: text-underline-offset .25s ease;
}

.brief-open:hover {
  text-underline-offset: 8px;
}

/* ---------- modal ---------- */
/* o atributo hidden precisa vencer o display das peças (etapas, rodapé, voltar) */
.brief [hidden] {
  display: none !important;
}

.brief {
  --b-ink: #121212;
  --b-soft: #5f5d58;
  --b-muted: #8f8c85;
  --b-line: #e4e1da;
  --b-paper: #f6f4ef;
  --b-error: #b42318;

  width: min(42rem, calc(100% - 2rem));
  max-height: calc(100dvh - 2rem);
  margin: auto;
  padding: 0;
  border: 0;
  border-radius: 22px;
  background: #fff;
  color: var(--b-ink);
  box-shadow: 0 40px 120px rgba(0, 0, 0, .35);
  overflow: auto;
  overscroll-behavior: contain;
}

.brief::backdrop {
  background: rgba(10, 10, 10, .55);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

.brief[open] {
  animation: brief-in .35s cubic-bezier(.22, 1, .36, 1);
}

@keyframes brief-in {
  from { opacity: 0; transform: translateY(14px) scale(.98); }
}

.brief-inner {
  padding: clamp(1.6rem, 4vw, 2.8rem);
}

.brief-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.brief-head h2 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  font-weight: 600;
  letter-spacing: -.03em;
  line-height: 1.1;
}

.brief-head p {
  margin: .6rem 0 0;
  color: var(--b-soft);
  font-size: .95rem;
}

.brief-close {
  flex: 0 0 auto;
  width: 2.5rem;
  height: 2.5rem;
  margin: -.4rem -.4rem 0 0;
  border: 0;
  border-radius: 50%;
  background: none;
  color: var(--b-soft);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
}

.brief-close:hover {
  background: var(--b-paper);
  color: var(--b-ink);
}

/* etapas: barra de progresso + rótulos */
.brief-progress {
  position: relative;
  height: 3px;
  margin: 1.8rem 0 .9rem;
  background: var(--b-line);
}

.brief-progress span {
  position: absolute;
  inset: 0 auto 0 0;
  width: 33.333%;
  background: var(--b-ink);
  transition: width .45s cubic-bezier(.22, 1, .36, 1);
}

.brief-steps {
  display: flex;
  gap: 1.6rem;
  margin: 0 0 2rem;
  padding: 0;
  list-style: none;
  color: var(--b-muted);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.brief-steps li.is-done,
.brief-steps li.is-current {
  color: var(--b-ink);
}

.brief-step[hidden] {
  display: none;
}

.brief-step > h3 {
  margin: 0 0 1.2rem;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -.01em;
}

/* opções (serviço e prazo) */
.brief-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .65rem;
  margin: 0;
  padding: 0;
  border: 0;
}

.brief-options.is-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.brief-options legend {
  margin-bottom: .7rem;
  padding: 0;
  font-size: 1rem;
  font-weight: 500;
}

.brief-option {
  position: relative;
}

.brief-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.brief-option span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 3.3rem;
  padding: .6rem .8rem;
  border: 1px solid var(--b-line);
  border-radius: 12px;
  font-size: .95rem;
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s ease, background-color .2s ease, color .2s ease;
}

.brief-option span:hover {
  border-color: var(--b-ink);
}

.brief-option input:checked + span {
  border-color: var(--b-ink);
  background: var(--b-ink);
  color: #fff;
}

.brief-option input:focus-visible + span {
  outline: 2px solid var(--b-ink);
  outline-offset: 2px;
}

/* campos */
.brief-field {
  display: grid;
  gap: .5rem;
  margin-bottom: 1.3rem;
  font-size: 1rem;
  font-weight: 500;
}

.brief-field small {
  color: var(--b-muted);
  font-size: .95rem;
  font-weight: 400;
}

.brief-field input,
.brief-field textarea {
  width: 100%;
  padding: .85rem 1rem;
  border: 1px solid var(--b-line);
  border-radius: 12px;
  background: #fff;
  color: var(--b-ink);
  font: inherit;
  font-weight: 400;
}

.brief-field textarea {
  min-height: 6.5rem;
  resize: vertical;
}

.brief-field input:focus,
.brief-field textarea:focus {
  border-color: var(--b-ink);
  outline: none;
  box-shadow: 0 0 0 3px rgba(18, 18, 18, .08);
}

.brief-group {
  margin-bottom: 1.3rem;
}

.brief-error {
  min-height: 1.4em;
  margin: .9rem 0 0;
  color: var(--b-error);
  font-size: .9rem;
}

/* rodapé com voltar / próximo */
.brief-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.4rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--b-line);
}

.brief-back {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .6rem 0;
  border: 0;
  background: none;
  color: var(--b-soft);
  font: inherit;
  font-size: .95rem;
  cursor: pointer;
}

.brief-back:hover {
  color: var(--b-ink);
}

.brief-next {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin-left: auto;
  padding: .95rem 1.5rem;
  border: 0;
  border-radius: 12px;
  background: var(--b-ink);
  color: #fff;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform .15s ease, background-color .2s ease;
}

.brief-next:hover {
  background: #000;
}

.brief-next:active {
  transform: translateY(1px);
}

/* tela final */
.brief-done {
  padding: 1rem 0 .4rem;
}

.brief-done h3 {
  margin: 0 0 .6rem;
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: -.02em;
}

.brief-done p {
  margin: 0 0 1.4rem;
  color: var(--b-soft);
  line-height: 1.6;
}

.brief-done a {
  color: var(--b-ink);
  font-weight: 600;
}

@media (max-width: 560px) {
  .brief {
    width: calc(100% - 1rem);
    max-height: calc(100dvh - 1rem);
    border-radius: 18px;
  }

  .brief-steps {
    gap: .9rem;
    font-size: .64rem;
  }

  .brief-options,
  .brief-options.is-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .brief-option span {
    min-height: 3rem;
    font-size: .88rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .brief[open] { animation: none; }
  .brief-progress span { transition: none; }
}