/* ─────────────────────────────────────────────────────────────────────────
   Workshop em IA · Ranqia — style.css
   Paleta: preto / branco / cinza. Sem gradientes. Sem Google Fonts.
   ───────────────────────────────────────────────────────────────────────── */

/* ── Variáveis ─────────────────────────────────────────────────────────── */
:root {
  --bg:          #ffffff;
  --surface:     #f5f5f7;
  --border:      #d2d2d7;
  --text:        #1d1d1f;
  --muted:       #6e6e73;
  --accent:      #000000;
  --dark-bg:     #1d1d1f;
  --dark-text:   #f5f5f7;
  --error:       #FF3B30;
}

/* ── Reset ─────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a    { color: inherit; text-decoration: none; }
ul   { list-style: none; }
button, input, textarea, select { font-family: inherit; }

/* ── Containers ────────────────────────────────────────────────────────── */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 40px;
}
.container--narrow { max-width: 720px; }

/* ── Labels & utilidades tipográficas ─────────────────────────────────── */
.label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
}
.label--muted { color: #6e6e73; }

.section__title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-top: 12px;
}
.section__subtitle {
  color: var(--muted);
  margin-top: 16px;
}

/* ── Divisor ───────────────────────────────────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}

/* ── Animações de entrada ──────────────────────────────────────────────── */
.animate-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.animate-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Seções ────────────────────────────────────────────────────────────── */
.section          { padding: 100px 0; }
.section--surface { background: var(--surface); }
.section--dark    { background: var(--dark-bg); }

/* ─────────────────────────────────────────────────────────────────────────
   HEADER
   ───────────────────────────────────────────────────────────────────────── */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  height: 52px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.header__brand    { display: flex; align-items: center; font-size: 0.95rem; }
.header__workshop { font-weight: 600; }
.header__sep      { color: var(--muted); margin: 0 2px; }
.header__ranqia   { font-weight: 400; }

/* ── Botões ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.btn--header {
  padding: 8px 20px;
  border-radius: 980px;
  font-size: 0.85rem;
  background: #000;
  color: #fff;
}
.btn--header:hover { background: #222; }

.btn--primary { background: #000; color: #fff; }
.btn--primary:hover { background: #222; }

.btn--outline { background: transparent; color: #000; border: 1px solid #000; }
.btn--outline:hover { background: var(--surface); }

.btn--submit {
  width: 100%;
  height: 52px;
  background: #000;
  color: #fff;
  border-radius: 8px;
  font-size: 1rem;
  margin-top: 32px;
  border: none;
}
.btn--submit:hover:not(:disabled) { background: #222; }
.btn--submit:disabled { opacity: 0.5; cursor: not-allowed; }

.btn--add-amigo {
  margin-top: 12px;
  padding: 8px 20px;
  font-size: 0.85rem;
  background: transparent;
  color: #000;
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
}
.btn--add-amigo:hover { border-color: #000; }

/* ─────────────────────────────────────────────────────────────────────────
   SEÇÃO 1 — ABERTURA
   ───────────────────────────────────────────────────────────────────────── */
.section--abertura { padding-top: 152px; /* 52px header + 100px */ }

.abertura__grid {
  display: grid;
  grid-template-columns: 60% 40%;
  gap: 60px;
  align-items: start;
}
.abertura__title {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-top: 12px;
}
.abertura__body {
  color: var(--muted);
  line-height: 1.85;
  margin-top: 20px;
}
.abertura__body:first-of-type { margin-top: 0; }
.abertura__actions {
  display: flex;
  gap: 16px;
  margin-top: 40px;
  flex-wrap: wrap;
}

/* Ficha do evento */
.event-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
}
.event-card__block {
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.event-card__block--last {
  border-bottom: none;
  padding-bottom: 0;
}
.event-card__value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-top: 6px;
}
.event-card__detail {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 4px;
  line-height: 1.5;
}

/* ─────────────────────────────────────────────────────────────────────────
   SEÇÃO 2 — MÉTRICAS
   ───────────────────────────────────────────────────────────────────────── */
.metricas__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.metrica {
  padding: 64px 48px;
  color: var(--dark-text);
}
.metrica + .metrica { border-left: 1px solid #333; }
.metrica__num {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: #fff;
}
.metrica__desc {
  color: #6e6e73;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-top: 12px;
}

/* ─────────────────────────────────────────────────────────────────────────
   SEÇÃO 3 — PROGRAMA
   ───────────────────────────────────────────────────────────────────────── */
.modules__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.module          { background: #fff; padding: 40px; }
.module--wide    { grid-column: 1 / -1; }
.module__num {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.module__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  margin-top: 8px;
}
.module__divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 16px 0;
}
.module__list li {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
  padding: 2px 0;
}
.module__list--cols {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 32px;
}

/* ─────────────────────────────────────────────────────────────────────────
   SEÇÃO 4 — DIFERENCIAL RANQIA
   ───────────────────────────────────────────────────────────────────────── */
.diferencial__grid {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 60px;
  align-items: start;
}
.diferencial__body {
  color: var(--muted);
  margin-top: 20px;
  line-height: 1.75;
}
.diferencial__exemplos      { margin-top: 32px; }
.diferencial__exemplos-title {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 12px;
}
.diferencial__list li {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* Card de valor */
.valor-card {
  background: var(--dark-bg);
  border-radius: 12px;
  padding: 40px;
}
.valor-card__num {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #fff;
  margin-top: 12px;
}
.valor-card__sub     { color: #6e6e73; font-size: 0.95rem; margin-top: 4px; }
.valor-card__divider { border: none; border-top: 1px solid #333; margin: 24px 0; }
.valor-card__incluso { font-weight: 600; font-size: 1.05rem; color: #fff; }
.valor-card__detail  { color: #6e6e73; font-size: 0.9rem; margin-top: 8px; line-height: 1.6; }

/* ─────────────────────────────────────────────────────────────────────────
   SEÇÃO 5 — TURMAS  (e cards duplicados no formulário)
   ───────────────────────────────────────────────────────────────────────── */
.turmas__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 40px;
}
.turmas__group-label {
  grid-column: 1 / -1;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 16px 0 0;
  padding: 0;
}
.turmas__group-label:first-child { margin-top: 0; }

/* Card de turma */
.turma-card {
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  background: #fff;
  cursor: pointer;
  user-select: none;
  transition: border-color 0.15s, background 0.15s;
}
.turma-card:hover:not(.selected) { border-color: #000; }
.turma-card.selected {
  border: 2px solid #000;
  background: var(--surface);
}

/* Card "Outra data" */
.turma-card--open { background: var(--surface); border-style: dashed; }
.turma-card--open:hover:not(.selected) { border-color: #000; border-style: dashed; }
.turma-card--open.selected             { border: 2px dashed #000; background: #ebebed; }

.turma-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.turma-card__name {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.turma-card__badge {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 980px;
  padding: 2px 10px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--muted);
  white-space: nowrap;
}
.turma-card__hr { border: none; border-top: 1px solid var(--border); margin: 16px 0; }
.turma-card__data    { font-size: 1.1rem; font-weight: 600; color: var(--text); }
.turma-card__horario { font-size: 1rem; color: var(--muted); margin-top: 4px; }
.turma-card__footer {
  margin-top: 16px;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ─────────────────────────────────────────────────────────────────────────
   SEÇÃO 6 — BENEFÍCIOS
   ───────────────────────────────────────────────────────────────────────── */
.beneficios__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.beneficio__num {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #6e6e73;
  margin-bottom: 16px;
}
.beneficio__title { font-size: 1.05rem; font-weight: 600; color: #fff; margin-bottom: 12px; }
.beneficio__text  { color: #6e6e73; font-size: 0.95rem; line-height: 1.7; }

/* ─────────────────────────────────────────────────────────────────────────
   SEÇÃO 7 — INSTRUTOR
   ───────────────────────────────────────────────────────────────────────── */
.instrutor__grid {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 60px;
  align-items: start;
}
.instrutor__role    { color: var(--muted); font-size: 1rem; margin-top: 4px; }
.instrutor__body    { color: var(--muted); line-height: 1.75; margin-top: 20px; }
.instrutor__contato { margin-top: 32px; font-size: 0.9rem; color: var(--text); }

.creds__item {
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.5;
}
.creds__item:first-child { padding-top: 0; }

/* ─────────────────────────────────────────────────────────────────────────
   SEÇÃO 8 — FORMULÁRIO
   ───────────────────────────────────────────────────────────────────────── */
.form__section-title {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  margin: 40px 0 24px;
}
.form__group        { margin-bottom: 24px; }
.form__group--auth  { margin-top: 32px; }

.form__label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text);
  margin-bottom: 8px;
}
.form__input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px 16px;
  font-size: 1rem;
  color: var(--text);
  background: #fff;
  transition: border-color 0.15s;
  outline: none;
  appearance: none;
}
.form__input:focus  { border-color: #000; }
.form__input.is-err { border-color: var(--error); }
.form__textarea     { resize: vertical; min-height: 100px; }

.error-msg {
  display: block;
  font-size: 0.78rem;
  color: var(--error);
  margin-top: 6px;
  min-height: 1em;
}

.form-network-error {
  background: var(--error);
  color: #fff;
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 0.9rem;
  margin-bottom: 24px;
  line-height: 1.5;
}

/* ── Radio cards — nível de uso de IA ────────────────────────────────── */
.radio-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.radio-card { position: relative; cursor: pointer; }
.radio-card input[type="radio"] { position: absolute; opacity: 0; width: 0; height: 0; }
.radio-card__box {
  display: block;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  background: #fff;
  transition: border-color 0.15s, background 0.15s;
}
.radio-card:hover .radio-card__box { border-color: #000; }
.radio-card input:checked + .radio-card__box {
  border: 2px solid #000;
  background: var(--surface);
}
.radio-card__title {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}
.radio-card__sub {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 4px;
  line-height: 1.4;
}

/* ── Checkboxes — IAs usadas ──────────────────────────────────────────── */
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--text);
}
.check-item input[type="checkbox"] { position: absolute; opacity: 0; width: 0; height: 0; }
.check-box {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--border);
  border-radius: 4px;
  background: #fff;
  flex-shrink: 0;
  position: relative;
  transition: border-color 0.15s, background 0.15s;
}
.check-item input:checked ~ .check-box { background: #000; border-color: #000; }
.check-item input:checked ~ .check-box::after {
  content: '';
  position: absolute;
  top: 2px; left: 5px;
  width: 5px; height: 9px;
  border: 2px solid #fff;
  border-top: none; border-left: none;
  transform: rotate(45deg);
}

/* ── Radio inline — programação / GEO ────────────────────────────────── */
.radio-inline {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.radio-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--text);
}
.radio-pill input[type="radio"] { position: absolute; opacity: 0; width: 0; height: 0; }
.radio-pill__custom {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--border);
  border-radius: 50%;
  background: #fff;
  flex-shrink: 0;
  position: relative;
  transition: border-color 0.15s, background 0.15s;
}
.radio-pill input:checked ~ .radio-pill__custom { border-color: #000; background: #000; }
.radio-pill input:checked ~ .radio-pill__custom::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #fff;
}

/* ── Toggle checkbox — amigos / autorização ───────────────────────────── */
.toggle-check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.5;
}
.toggle-check input[type="checkbox"] { position: absolute; opacity: 0; width: 0; height: 0; }
.toggle-check__box {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--border);
  border-radius: 4px;
  background: #fff;
  flex-shrink: 0;
  margin-top: 2px;
  position: relative;
  transition: border-color 0.15s, background 0.15s;
}
.toggle-check input:checked ~ .toggle-check__box { background: #000; border-color: #000; }
.toggle-check input:checked ~ .toggle-check__box::after {
  content: '';
  position: absolute;
  top: 2px; left: 5px;
  width: 5px; height: 9px;
  border: 2px solid #fff;
  border-top: none; border-left: none;
  transform: rotate(45deg);
}

/* ── Bloco de amigos ──────────────────────────────────────────────────── */
.amigos-bloco {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, opacity 0.35s ease;
}
.amigo-entry {
  margin-bottom: 16px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}
.amigo-entry__label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}
.amigo-entry .form__group:last-child { margin-bottom: 0; }

/* ─────────────────────────────────────────────────────────────────────────
   SEÇÃO 9 — CONFIRMAÇÃO
   ───────────────────────────────────────────────────────────────────────── */
.confirmacao__inner  { text-align: center; }
.confirmacao__check  { margin-bottom: 32px; }
.confirmacao__title  { font-size: 1.8rem; font-weight: 700; letter-spacing: -0.03em; }
.confirmacao__text   { color: var(--muted); margin-top: 16px; line-height: 1.75; }
.confirmacao__contato { font-size: 0.95rem; color: var(--text); }
.confirmacao__detail  { color: var(--muted); font-size: 0.85rem; margin-top: 8px; }

/* ─────────────────────────────────────────────────────────────────────────
   FOOTER
   ───────────────────────────────────────────────────────────────────────── */
.footer { background: var(--dark-bg); padding: 48px 0; }
.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  color: var(--dark-text);
  flex-wrap: wrap;
  gap: 8px;
}
.footer__bottom { margin-top: 16px; font-size: 0.8rem; color: #6e6e73; line-height: 1.6; }

/* ─────────────────────────────────────────────────────────────────────────
   RESPONSIVO — mobile (≤ 768px)
   ───────────────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .section   { padding: 64px 0; }
  .section--abertura { padding-top: 116px; }

  /* Abertura */
  .abertura__grid   { grid-template-columns: 1fr; gap: 40px; }
  .abertura__title  { font-size: clamp(2.2rem, 8vw, 3rem); }
  .abertura__actions { flex-direction: column; }
  .abertura__actions .btn { width: 100%; text-align: center; }

  /* Métricas */
  .metricas__grid { grid-template-columns: 1fr; }
  .metrica + .metrica { border-left: none; border-top: 1px solid #333; }
  .metrica { padding: 40px 20px; }

  /* Módulos */
  .modules__grid        { grid-template-columns: 1fr; }
  .module--wide         { grid-column: auto; }
  .module__list--cols   { grid-template-columns: 1fr; }

  /* Diferencial */
  .diferencial__grid { grid-template-columns: 1fr; gap: 40px; }

  /* Turmas */
  .turmas__grid { grid-template-columns: repeat(2, 1fr); }

  /* Benefícios */
  .beneficios__grid { grid-template-columns: 1fr; gap: 32px; }

  /* Instrutor */
  .instrutor__grid { grid-template-columns: 1fr; gap: 40px; }

  /* Formulário */
  .radio-cards { grid-template-columns: 1fr; }

  /* Footer */
  .footer__top { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .turmas__grid  { grid-template-columns: 1fr; }
  .checkbox-grid { grid-template-columns: 1fr; }
}