/* =========================================================
   Cordel 2.0 · Pesquisa de valor
   Paleta: arara-vermelha (escarlate, azul-cobalto, ocre, papel)
   Tipo: Fraunces (display, com opsz) + Inter (corpo)
   ========================================================= */

:root {
  --escarlate: #B4231C;
  --escarlate-forte: #8A170F;
  --cobalto: #1E3A5F;
  --cobalto-claro: #2E5E8C;
  --ocre: #E4A83A;
  --papel: #F5EEDD;
  --papel-claro: #FBF7EC;
  --tinta: #1B1613;
  --tinta-suave: #4A413C;
  --linha: #D8CDB4;
  --erro: #A11A15;

  --serif: 'Fraunces', Georgia, serif;
  --sans: 'Inter', system-ui, -apple-system, Segoe UI, sans-serif;
  --stamp: 'Special Elite', 'Courier New', ui-monospace, monospace;

  --raio: 6px;
  --sombra: 0 1px 0 rgba(27, 22, 19, 0.06), 0 8px 24px -12px rgba(27, 22, 19, 0.15);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--tinta);
  background: var(--papel);
  background-image:
    radial-gradient(circle at 20% 0%, rgba(228, 168, 58, 0.08), transparent 40%),
    radial-gradient(circle at 90% 100%, rgba(30, 58, 95, 0.06), transparent 45%);
  background-attachment: fixed;
  min-height: 100vh;
}

/* ---------- Barra de progresso ---------- */
.progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: rgba(27, 22, 19, 0.10);
  z-index: 100;
}
.progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--ocre), var(--escarlate));
  transition: width 260ms ease;
}

/* ---------- Cabeçalho ---------- */
.page-header {
  border-bottom: 1px solid var(--linha);
  background: var(--papel-claro);
}
.brand {
  max-width: 780px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}
.brand-mark {
  font-family: var(--serif);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--escarlate);
}
.brand-tag {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--tinta-suave);
}

/* ---------- Layout ---------- */
.page {
  max-width: 780px;
  margin: 0 auto;
  padding: 40px 24px 60px;
}

.hero { margin-bottom: 40px; }

.hero-logo {
  display: block;
  width: 96px;
  height: auto;
  margin: 0 0 22px;
}

.eyebrow {
  font-family: var(--sans);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--escarlate);
  margin: 0 0 14px;
  font-weight: 600;
}

.hero-title {
  font-family: var(--serif);
  font-variation-settings: "opsz" 96;
  font-weight: 800;
  font-size: clamp(30px, 5vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  color: var(--tinta);
}
.hero-title em {
  font-family: var(--stamp);
  font-style: normal;
  font-size: 0.9em;
  letter-spacing: 0.01em;
  color: var(--escarlate);
}

.hero-lead {
  font-size: 17px;
  color: var(--tinta-suave);
  max-width: 60ch;
  margin: 0;
}

/* ---------- Partes (fieldsets) ---------- */
.survey {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.part {
  border: 1px solid var(--linha);
  border-radius: var(--raio);
  background: var(--papel-claro);
  padding: 28px 26px 30px;
  box-shadow: var(--sombra);
  position: relative;
  min-width: 0;
}

.part legend {
  padding: 0 10px;
  margin-left: -6px;
  display: inline-flex;
  align-items: baseline;
  gap: 12px;
  background: var(--papel);
  border: 1px solid var(--linha);
  border-radius: var(--raio);
}

.part-num {
  font-family: var(--serif);
  font-weight: 800;
  font-size: 18px;
  color: var(--escarlate);
  letter-spacing: 0.02em;
}
.part-title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 18px;
  color: var(--tinta);
  padding: 6px 4px 6px 0;
}

.hint {
  font-size: 14px;
  color: var(--tinta-suave);
  margin: 0 0 18px;
}

/* ---------- Campos ---------- */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 20px;
}
@media (max-width: 560px) {
  .grid-2 { grid-template-columns: 1fr; }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.label {
  font-size: 13px;
  font-weight: 500;
  color: var(--tinta-suave);
  letter-spacing: 0.01em;
}

input[type="text"],
input[type="email"],
select {
  font: inherit;
  color: var(--tinta);
  background: #fff;
  border: 1px solid var(--linha);
  border-radius: var(--raio);
  padding: 10px 12px;
  transition: border-color 120ms ease, box-shadow 120ms ease;
  width: 100%;
}
input[type="text"]:focus,
input[type="email"]:focus,
select:focus {
  outline: none;
  border-color: var(--cobalto);
  box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.15);
}

/* ---------- Checkbox de consentimento ---------- */
.check {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-top: 18px;
  font-size: 14px;
  color: var(--tinta-suave);
  line-height: 1.45;
}
.check input {
  margin-top: 3px;
  flex-shrink: 0;
  accent-color: var(--escarlate);
  width: 16px;
  height: 16px;
}

/* ---------- Vídeo ---------- */
.video-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--raio);
  overflow: hidden;
  background: #000;
  border: 1px solid var(--linha);
}
.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ---------- Radios (proposta de valor) ---------- */
.radio-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.radio {
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--linha);
  border-radius: var(--raio);
  background: #fff;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease;
}
.radio:hover { border-color: var(--cobalto-claro); }
.radio input[type="radio"] {
  accent-color: var(--escarlate);
  width: 18px;
  height: 18px;
  margin: 0;
}
.radio:has(input:checked) {
  border-color: var(--escarlate);
  background: #fff8f0;
}
.radio .marker {
  font-family: var(--serif);
  font-weight: 800;
  font-size: 15px;
  color: var(--escarlate);
  width: 22px;
  text-align: center;
}
.radio .text { font-size: 15px; }

.radio-other {
  grid-template-columns: auto auto 1fr;
  flex-wrap: wrap;
}
.radio-other input[type="text"] {
  grid-column: 1 / -1;
  margin-top: 8px;
}
.radio-other input[type="text"]:disabled {
  background: #f2ecdc;
  color: #999;
}

/* ---------- Grupos de problemas ---------- */
.problem-groups {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.group {
  border-top: 1px solid var(--linha);
  padding-top: 14px;
}
.group:first-child { border-top: none; padding-top: 0; }

.group h3 {
  font-family: var(--sans);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--cobalto);
  margin: 0 0 10px;
  font-weight: 600;
}

.problem-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.problem {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 12px;
  border-radius: var(--raio);
  cursor: pointer;
  transition: background 120ms ease;
  font-size: 14.5px;
  line-height: 1.4;
}
.problem:hover { background: #fbf1d8; }
.problem input[type="checkbox"] {
  accent-color: var(--escarlate);
  width: 17px;
  height: 17px;
  margin-top: 2px;
  flex-shrink: 0;
}
.problem:has(input:checked) {
  background: #fdeee2;
}
.problem .num {
  font-family: var(--serif);
  font-weight: 800;
  font-size: 13px;
  color: var(--cobalto);
  min-width: 20px;
}

/* ---------- Submit ---------- */
.submit-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
  padding-top: 6px;
}
.btn-submit {
  font: inherit;
  font-weight: 600;
  font-size: 16px;
  color: #fff;
  background: var(--escarlate);
  border: none;
  border-radius: var(--raio);
  padding: 14px 26px;
  cursor: pointer;
  letter-spacing: 0.01em;
  transition: background 120ms ease, transform 60ms ease;
  box-shadow: 0 2px 0 var(--escarlate-forte);
}
.btn-submit:hover { background: var(--escarlate-forte); }
.btn-submit:active { transform: translateY(1px); box-shadow: none; }
.btn-submit:disabled { opacity: 0.55; cursor: wait; }

.privacy-note {
  font-size: 12.5px;
  color: var(--tinta-suave);
  margin: 0;
}

.status {
  margin-top: 4px;
  padding: 12px 14px;
  border-radius: var(--raio);
  font-size: 14.5px;
  display: none;
}
.status.ok {
  display: block;
  background: #e8f2e6;
  color: #1e5928;
  border: 1px solid #b8d5b3;
}
.status.err {
  display: block;
  background: #fdecea;
  color: var(--erro);
  border: 1px solid #e8b6b2;
}

/* ---------- Agradecimento ---------- */
.thanks {
  border: 1px solid var(--linha);
  border-radius: var(--raio);
  background: var(--papel-claro);
  box-shadow: var(--sombra);
  padding: 46px 30px 42px;
  text-align: center;
}
.thanks-logo {
  display: block;
  width: 130px;
  height: auto;
  margin: 0 auto 20px;
}
.thanks-title {
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(26px, 4.5vw, 34px);
  color: var(--escarlate);
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}
.thanks-lead {
  font-size: 17px;
  color: var(--tinta-suave);
  max-width: 48ch;
  margin: 0 auto 18px;
}
.thanks-sign {
  font-family: var(--stamp);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--cobalto);
  margin: 0;
}

/* ---------- Rodapé ---------- */
.page-footer {
  border-top: 1px solid var(--linha);
  background: var(--papel-claro);
  padding: 22px 24px;
  font-size: 13px;
  color: var(--tinta-suave);
  text-align: center;
}
.page-footer a { color: var(--cobalto); }

/* ---------- Acessibilidade ---------- */
:focus-visible { outline: 2px solid var(--cobalto); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  html { scroll-behavior: auto; }
}