/* ==========================================================================
   GVS — layout e componentes
   Mobile-first. Breakpoints: ≤640 (coluna única), 641–1024 (tablet),
   >1024 (grids de 2–3 colunas). Tokens em tokens.css.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-family);
  font-weight: 400;
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--color-navy);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body.nav-open { overflow: hidden; }

h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; color: inherit; }
strong { font-weight: 700; }

:focus-visible {
  outline: 2px solid var(--color-yellow);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -100px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--color-yellow);
  color: var(--color-navy);
  font-weight: 600;
  border-radius: var(--radius);
}
.skip-link:focus { top: 12px; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* --------------------------------------------------------------------------
   Botões
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background-color 0.25s var(--ease),
              border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), color 0.25s var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn--sm { height: 40px; padding: 0 16px; font-size: var(--text-sm); }
.btn--lg { height: 56px; padding: 0 28px; font-size: var(--text-base); }

.btn--primary {
  background: var(--color-yellow);
  color: var(--color-navy);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-yellow);
}

.btn--ghost {
  border-color: var(--line-on-navy-strong);
  color: var(--color-white);
}
.btn--ghost:hover {
  border-color: var(--color-white);
  transform: translateY(-2px);
}

.btn--outline {
  border-color: var(--line-on-light-strong);
  color: var(--color-navy);
}
.btn--outline:hover {
  border-color: var(--color-navy);
  transform: translateY(-2px);
}
.btn--outline .btn-icon { transition: transform 0.3s var(--ease); }
.btn--outline:hover .btn-icon { transform: translateX(3px); }

.btn-icon { transition: transform 0.3s var(--ease); }
.btn--ghost:hover .btn-icon { transform: translateY(3px); }

/* --------------------------------------------------------------------------
   Cabeçalho
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  height: var(--header-h);
  background: var(--color-navy);
  border-bottom: 1px solid transparent;
  /* invisível enquanto a Abertura está na tela; visibility tira os links da ordem de tab */
  opacity: 0;
  transform: translateY(-8px);
  visibility: hidden;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease),
              border-color 0.3s var(--ease), visibility 0s linear var(--dur);
}
.site-header.is-visible {
  opacity: 1;
  transform: none;
  visibility: visible;
  transition-delay: 0s;
}
.site-header.is-scrolled { border-bottom-color: var(--line-on-navy); }
.site-nav--always { display: flex; }

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--color-white);
}
.brand-mark { border-radius: 7px; flex: none; }
.brand-word {
  font-size: 1.125rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
}

.site-nav { display: none; }

.nav-list { display: flex; align-items: center; gap: 28px; }
.nav-list a {
  position: relative;
  padding: 6px 0;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-gray-light);
  transition: color 0.25s var(--ease);
}
.nav-list a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--color-yellow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav-list a:hover,
.nav-list a[aria-current="true"] { color: var(--color-white); }
/* enquanto o cursor está na nav, a cor vem do JS a cada frame: sem transição para não atrasar */
.nav-list.is-tracking a { transition-property: none; }
.nav-list a[aria-current="true"]::after { transform: scaleX(1); }

.nav-toggle {
  position: relative;
  width: 44px;
  height: 44px;
  margin-right: -10px;
  padding: 0;
  background: none;
  border: 0;
  cursor: pointer;
}
.nav-toggle-bar {
  position: absolute;
  left: 12px;
  width: 20px;
  height: 1.5px;
  background: var(--color-white);
  transition: transform 0.35s var(--ease), top 0.35s var(--ease);
}
.nav-toggle-bar:nth-child(1) { top: 18px; }
.nav-toggle-bar:nth-child(2) { top: 25px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { top: 21.5px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { top: 21.5px; transform: rotate(-45deg); }

.nav-drawer {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: var(--color-navy);
  border-top: 1px solid var(--line-on-navy);
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.nav-drawer.is-open { opacity: 1; transform: none; }

.nav-drawer-inner {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-top: 32px;
  padding-bottom: max(32px, env(safe-area-inset-bottom));
}
.drawer-list li + li { border-top: 1px solid var(--line-on-navy); }
.drawer-list a {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 18px 0;
  font-size: 1.625rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-white);
}
.drawer-num {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-caps);
  color: var(--color-yellow);
}
.drawer-cta { width: 100%; }

/* --------------------------------------------------------------------------
   Seções — esqueleto compartilhado ("documento único fatiado")
   -------------------------------------------------------------------------- */
.sec {
  position: relative;
  padding: var(--section-top) 0 var(--section-y);
  border-top: 1px solid var(--color-yellow);   /* régua de transição */
}
.sec--navy  { background: var(--color-navy);  color: var(--color-white); }
.sec--white { background: var(--color-white); color: var(--color-navy); }
.sec--beige { background: var(--color-beige); color: var(--color-navy); }

/* numeração e rótulo no canto, discretos */
.sec-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  margin-bottom: clamp(48px, 8vw, 104px);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--color-gray);
}
.sec--navy .sec-meta { color: var(--color-gray-light); }
.sec-num {
  font-variant-numeric: tabular-nums;
  color: var(--color-yellow);
}

.sec-title {
  font-size: var(--display-2);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.028em;
  max-width: 18ch;
  text-wrap: balance;
  margin-bottom: clamp(40px, 6vw, 72px);
}

/* marca d'água estrutural (só sobre fundo azul-marinho — PNG provisório) */
.watermark {
  position: absolute;
  right: var(--gutter);
  bottom: 28px;
  width: 56px;
  height: 56px;
  opacity: 0.55;
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   01 — Abertura
   -------------------------------------------------------------------------- */
.hero {
  border-top: 0;
  min-height: 100vh;
  min-height: 100svh;
  padding-top: calc(var(--header-h) + var(--section-top));
  padding-bottom: clamp(48px, 8vw, 96px);
  display: flex;
}
.hero-inner {
  display: flex;
  flex-direction: column;
  flex: 1;
}
.hero .sec-meta { margin-bottom: 0; }
.hero-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(40px, 6vh, 72px) 0;
}
.hero-title {
  font-size: var(--display-1);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.035em;
  max-width: 17ch;
  text-wrap: balance;
}
.hero-sub {
  margin-top: clamp(24px, 3vw, 36px);
  max-width: 48ch;
  font-size: var(--text-lg);
  font-weight: 300;
  line-height: 1.55;
  color: var(--color-gray-light);
}
.hero-sub-accent { color: var(--color-white); font-weight: 400; }
.hero-sub-accent strong { font-weight: 800; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(32px, 4vw, 48px);
}

/* --------------------------------------------------------------------------
   02 — Prova imediata (acordeão: linha curta + texto expandido)
   -------------------------------------------------------------------------- */
.proof-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
.proof-grid .sec-title { margin-bottom: 0; }

.result-row {
  border-top: 1px solid var(--line-on-light);
  border-radius: 0;
}
.result-row:last-of-type { border-bottom: 1px solid var(--line-on-light); }

.result-toggle {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) 16px;
  align-items: start;
  gap: 0 12px;
  width: 100%;
  padding: 22px 0;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--color-navy);
  font-size: var(--text-xl);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.01em;
}
.result-toggle:focus-visible { outline-offset: 6px; }
.result-mark {
  width: 18px;
  height: 3px;
  margin-top: 0.62em;
  border-radius: 2px;
  background: var(--color-yellow);
  transform-origin: left center;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.result-toggle[aria-expanded="true"] .result-mark,
.can-hover .result-toggle:hover .result-mark {
  transform: scaleX(1.6);
  box-shadow: var(--shadow-yellow);
}
.result-toggle:active .result-mark { transform: scaleX(1.3); }
.result-chevron {
  margin-top: 0.45em;
  color: var(--color-gray);
  transition: transform var(--dur) var(--ease), color 0.25s var(--ease);
}
.result-toggle:hover .result-chevron { color: var(--color-navy); }
.result-toggle[aria-expanded="true"] .result-chevron { transform: rotate(180deg); }

.result-detail {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  visibility: hidden;
  /* fechamento: rápido, decisivo */
  transition: grid-template-rows 0.32s cubic-bezier(0.4, 0, 0.6, 1), opacity 0.2s ease-in,
              visibility 0s linear 0.32s;
}
.result-row {
  padding-inline: 0;
  transition: background-color 0.4s var(--ease), padding 0.4s var(--ease), border-radius 0.4s var(--ease), transform 0.32s cubic-bezier(0.4, 0, 0.6, 1);
}
.result-row.is-open {
  background: var(--fill-on-light);
  border-radius: var(--radius);
  border-top-color: transparent;
  padding-inline: 20px;
  transform: scale(1);
  /* abertura: mola com leve ultrapassagem */
  animation: result-pop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.result-row.is-open + .result-row { border-top-color: transparent; }
@keyframes result-pop {
  0%   { transform: scale(0.985); }
  55%  { transform: scale(1.012); }
  100% { transform: scale(1); }
}
.result-detail > p {
  min-height: 0;
  overflow: hidden;
  margin: 0 0 0 48px;
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-gray);
}
.result-row.is-open .result-detail {
  grid-template-rows: 1fr;
  opacity: 1;
  visibility: visible;
  transition: grid-template-rows 0.65s cubic-bezier(0.34, 1.3, 0.64, 1), opacity 0.45s var(--ease) 0.1s, visibility 0s;
}
.result-detail > p { transform: translateY(-6px); transition: transform 0.3s ease-in; }
.result-row.is-open .result-detail > p { padding-bottom: 24px; transform: none; transition: transform 0.6s cubic-bezier(0.34, 1.4, 0.64, 1) 0.08s; }

.result-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 28px 0 0;
}
.result-stat-value {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
}
.result-stat-label { font-size: var(--text-sm); color: var(--color-gray); }

/* --------------------------------------------------------------------------
   03 — O fundador
   -------------------------------------------------------------------------- */
.founder-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(40px, 6vw, 88px);
  align-items: start;
}
.portrait {
  position: relative;
  width: min(100%, 420px);
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-navy);
}
.portrait > img { width: 100%; height: 100%; object-fit: cover; }
.portrait-placeholder { position: absolute; inset: 0; }
.portrait-mark { position: absolute; left: 24px; top: 24px; width: 40px; height: 40px; border-radius: 10px; opacity: 0.9; }

.founder-text {
  max-width: 58ch;
  font-size: var(--text-md);
  line-height: 1.65;
}
.founder-copy .sec-title { margin-bottom: 16px; }
.founder-credential {
  margin-bottom: clamp(28px, 4vw, 40px);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-gray);
}
.founder-quote {
  margin-top: clamp(24px, 3vw, 32px);
  padding-left: 18px;
  border-left: 2px solid var(--color-yellow);
  font-size: var(--text-base);
  font-style: italic;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-navy);
}
.founder-actions { margin-top: clamp(28px, 4vw, 40px); }
.sec-back {
  font-size: inherit;
  letter-spacing: inherit;
  color: var(--color-navy);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* --------------------------------------------------------------------------
   04 — Como a gente pensa
   -------------------------------------------------------------------------- */
.principles-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--grid-gap);
}
.principle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 36px;
  padding: clamp(28px, 3.5vw, 40px);
  border: 1px solid var(--line-on-navy);
  border-radius: var(--radius);
  background: var(--fill-on-navy);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
@media (hover: hover) {
  .principle:hover { border-color: var(--line-on-navy-strong); }
}
.principle-num {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-caps);
  color: var(--color-yellow);
  font-variant-numeric: tabular-nums;
}
.principle-text {
  font-size: var(--text-xl);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.012em;
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   05 — Empresas onde a GVS atua
   -------------------------------------------------------------------------- */
.cases-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--grid-gap);
}
.case {
  display: flex;
  flex-direction: column;
  padding: clamp(28px, 3.5vw, 40px);
  border: 1px solid var(--line-on-light);
  border-radius: var(--radius);
  background: var(--color-white);
  transition: box-shadow 0.35s var(--ease), transform 0.35s var(--ease);
}
@media (hover: hover) {
  .case:hover { box-shadow: var(--shadow-card); }
}
.case-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 24px;
}
.case-logo {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  flex: none;
}
.case-logo--fallback {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-navy);
  color: var(--color-white);
  font-weight: 700;
  font-size: 1.125rem;
}
.case-name {
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
}
.case-row {
  display: grid;
  gap: 6px;
  padding: 20px 0;
  border-top: 1px solid var(--line-on-light);
}
.case-row dt {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--color-gray);
}
.case-row dd { line-height: 1.55; }
.case-row dd strong { font-weight: 600; }
.case-row--result dt::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 2px;
  margin-right: 8px;
  vertical-align: middle;
  background: var(--color-yellow);
}
.case-row--result dd { font-weight: 500; }
.case-stat-value {
  display: block;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
}
.case-stat-label { font-size: var(--text-sm); color: var(--color-gray); }

/* --------------------------------------------------------------------------
   06 — O que a GVS oferece
   -------------------------------------------------------------------------- */
.products-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--grid-gap);
}
.product {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(28px, 3.5vw, 40px);
  border: 1px solid var(--line-on-light);
  border-radius: var(--radius);
  background: var(--color-white);
  transition: box-shadow 0.35s var(--ease), transform 0.35s var(--ease);
}
@media (hover: hover) {
  .product:hover { box-shadow: var(--shadow-card); }
}
.product-rule {
  display: block;
  width: 28px;
  height: 2px;
  margin-bottom: 18px;
  background: var(--color-yellow);
}
.product-name {
  font-size: var(--text-xl);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
}
.product-text {
  flex: 1;
  color: var(--color-gray);
  line-height: 1.6;
}
.product-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-navy);
}
.product-arrow { transition: transform 0.3s var(--ease); }
.product-link:hover .product-arrow { transform: translateX(4px); }

/* --------------------------------------------------------------------------
   07 — Chamada final
   -------------------------------------------------------------------------- */
.cta-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: clamp(8px, 3vw, 32px);
}
.cta-mark {
  width: clamp(88px, 12vw, 128px);
  height: auto;
  border-radius: calc(var(--radius) * 1.5);
  margin-bottom: clamp(32px, 4vw, 48px);
}
.cta-title {
  font-size: var(--display-2);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.028em;
  max-width: 18ch;
  text-wrap: balance;
}
.cta-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  margin-top: clamp(32px, 4vw, 48px);
}
.cta-note {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
}

/* formulário curto */
.lead-form {
  width: min(100%, 640px);
  margin-top: clamp(56px, 8vw, 96px);
  padding-top: clamp(32px, 4vw, 48px);
  border-top: 1px solid var(--line-on-navy);
  text-align: left;
}
.lead-form-intro {
  font-size: var(--text-sm);
  color: var(--color-gray-light);
  text-align: center;
  margin-bottom: 28px;
}
.lead-form-fields {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}
.field { display: grid; gap: 8px; }
.field label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--color-gray-light);
}
.field input,
.field select {
  width: 100%;
  height: 52px;
  padding: 0 16px;
  background: var(--fill-on-navy);
  border: 1px solid var(--line-on-navy);
  border-radius: var(--radius);
  color: var(--color-white);
  transition: border-color 0.25s var(--ease), background-color 0.25s var(--ease);
  -webkit-appearance: none;
  appearance: none;
}
.field input:hover, .field select:hover { border-color: var(--line-on-navy-strong); }
.field input:focus, .field select:focus {
  outline: none;
  border-color: var(--color-yellow);
  background: rgba(255, 255, 255, 0.08);
}
.field input.is-invalid, .field select.is-invalid { border-color: var(--color-yellow); }
.select-wrap { position: relative; }
.select-wrap select { padding-right: 44px; cursor: pointer; }
.select-wrap select:invalid,
.select-wrap select option[value=""] { color: var(--color-gray-light); }
.select-wrap select option { color: var(--color-navy); background: var(--color-white); }
.select-chevron {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-gray-light);
  pointer-events: none;
}
.field--hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.field-error {
  margin-top: 14px;
  font-size: var(--text-sm);
  color: var(--color-yellow);
}
.lead-submit {
  width: 100%;
  margin-top: 20px;
}
.lead-submit[disabled] { opacity: 0.7; cursor: default; }

/* --------------------------------------------------------------------------
   Rodapé
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-navy);
  color: var(--color-gray-light);
  border-top: 1px solid var(--line-on-navy);
  padding: 40px 0 max(40px, env(safe-area-inset-bottom));
  font-size: var(--text-sm);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.brand--footer .brand-word { font-size: var(--text-base); }
.footer-contact { line-height: 1.7; }
.footer-contact a { color: var(--color-white); }
.footer-contact a:hover { color: var(--color-yellow); }
.footer-sep { margin: 0 10px; opacity: 0.5; }
.footer-copy { opacity: 0.7; }

/* --------------------------------------------------------------------------
   Animação de entrada (IntersectionObserver em scripts/main.js)
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
  transition-delay: var(--d, 0s);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
  will-change: auto;
}
.no-js .reveal { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .principle, .case, .product, .product-arrow, .btn-icon, .nav-drawer { transition: none; }
  .site-header, .pain-phrase, .result-mark, .result-chevron, .result-detail, .result-row, .chat-body, .fx-chars .c, .tilt { transition: none; animation: none; }
  .pain-card { transition: opacity 0.35s ease; }
  .pain-card.is-next, .pain-card.is-after { opacity: 0; }
  .pain-card.is-leaving { transform: none; }
  .pain-dot-fill { animation: none; }
  .pain-dot.is-active .pain-dot-fill { width: 100%; }
}

/* --------------------------------------------------------------------------
   Tablet: 641–1024
   -------------------------------------------------------------------------- */
@media (min-width: 641px) {
  .footer-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
  }
  .lead-form-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .field--wide { grid-column: 1 / -1; }
  .hero-actions { gap: 16px; }
  .proof-grid { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); }
  .founder-grid { grid-template-columns: minmax(0, 300px) minmax(0, 1fr); }
  .portrait { width: 100%; }
}

/* --------------------------------------------------------------------------
   Desktop: >1024
   -------------------------------------------------------------------------- */
@media (min-width: 1025px) {
  .site-nav { display: flex; align-items: center; gap: 36px; }
  .nav-toggle { display: none; }

  .proof-grid { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); }
  .proof-grid .sec-title { position: sticky; top: calc(var(--header-h) + 32px); }

  .founder-grid { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); }
  .founder-copy { padding-top: 8px; }

  .principles-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .principle { min-height: 300px; gap: 56px; }

  .cases-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .products-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 1280px) {
  .hero-title { max-width: 16ch; }
}

/* --------------------------------------------------------------------------
   Fundo de pontos (textura discreta, nunca amarela)
   -------------------------------------------------------------------------- */
.dot-bg {
  position: relative;
  isolation: isolate;
}
.dot-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: radial-gradient(currentColor 1px, transparent 1.5px);
  background-size: 22px 22px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 75%);
}
.sec--navy.dot-bg::before { color: var(--line-on-navy); }
.sec--white.dot-bg::before,
.sec--beige.dot-bg::before { color: var(--line-on-light); }
.dot-bg > .container { position: relative; z-index: 1; }
.dot-bg > .watermark { z-index: 1; }

/* --------------------------------------------------------------------------
   Kicker (rótulo pequeno acima de um título secundário)
   -------------------------------------------------------------------------- */
.kicker {
  display: inline-block;
  padding-left: 10px;
  border-left: 2px solid var(--color-yellow);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  line-height: 1.2;
  color: var(--color-gray-light);
}
.kicker--light { color: var(--color-gray); }

/* --------------------------------------------------------------------------
   04 — Jornada (5 etapas)
   -------------------------------------------------------------------------- */
.journey {
  margin-top: clamp(72px, 10vw, 128px);
  padding-top: clamp(40px, 6vw, 64px);
  border-top: 1px solid var(--line-on-navy);
}
.journey-head { max-width: 62ch; }
.journey-title {
  margin-top: 20px;
  font-size: clamp(1.75rem, 1.2rem + 2.4vw, 3rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.journey-intro {
  margin-top: 20px;
  font-size: var(--text-md);
  font-weight: 300;
  line-height: 1.6;
  color: var(--color-gray-light);
}

.journey-steps {
  margin-top: clamp(40px, 6vw, 64px);
  display: grid;
  gap: var(--grid-gap);
}
.step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px 16px;
  padding: clamp(24px, 3.5vw, 36px);
  border: 1px solid var(--line-on-navy);
  border-radius: var(--radius);
  background: var(--fill-on-navy);
  transition: border-color 0.3s var(--ease);
}
@media (hover: hover) {
  .step:hover { border-color: var(--line-on-navy-strong); }
}
.step-num {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-caps);
  color: var(--color-yellow);
  font-variant-numeric: tabular-nums;
  line-height: 1.6;
}
.step-head { display: grid; gap: 6px; }
.step-label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--color-gray-light);
}
.step-title {
  margin: 0;
  font-size: var(--text-xl);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.015em;
  text-wrap: pretty;
}
.step-text {
  grid-column: 2;
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-gray-light);
}

.journey-cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  margin-top: clamp(40px, 6vw, 64px);
}
.journey-cta .btn { white-space: normal; text-align: center; height: auto; min-height: 56px; padding: 14px 28px; line-height: 1.3; }
.journey-cta-note {
  max-width: 60ch;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-gray-light);
}

/* --------------------------------------------------------------------------
   05 — Vitrine de conversas (aceita N caixas)
   -------------------------------------------------------------------------- */
.caps { text-transform: uppercase; font-weight: 700; letter-spacing: 0.02em; }

.showcase {
  margin-top: clamp(56px, 8vw, 96px);
  padding-top: clamp(32px, 5vw, 48px);
  border-top: 1px solid var(--line-on-light);
}
.chat-grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--grid-gap);
}
.chat {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border: 1px solid var(--line-on-light);
  border-radius: var(--radius);
  background: var(--color-beige);
  overflow: hidden;
}
.chat-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--color-white);
  border-bottom: 1px solid var(--line-on-light);
}
.chat-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex: none;
}
.chat-avatar--fallback {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-navy);
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--text-sm);
}
.chat-id { display: grid; line-height: 1.25; }
.chat-agent { font-weight: 600; font-size: var(--text-sm); }
.chat-company { font-size: var(--text-xs); color: var(--color-gray); }

.chat-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 460px;
  padding: 18px 16px 24px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}
.chat-body:focus-visible { outline-offset: -3px; }
.msg {
  display: flex;
  flex-direction: column;
  max-width: 86%;
}
.msg--client { align-self: flex-end; align-items: flex-end; }
.msg--agent  { align-self: flex-start; align-items: flex-start; }
.msg-who {
  margin: 6px 6px 4px;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gray);
}
.msg--agent + .msg--agent .msg-who,
.msg--client + .msg--client .msg-who { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); margin: -1px; }
.msg-bubble {
  display: block;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: var(--text-sm);
  line-height: 1.5;
  overflow-wrap: anywhere;
}
.msg--agent .msg-bubble {
  background: var(--color-white);
  color: var(--color-navy);
  border-bottom-left-radius: 4px;
}
.msg--client .msg-bubble {
  background: var(--color-navy);
  color: var(--color-white);
  border-bottom-right-radius: 4px;
}

/* --------------------------------------------------------------------------
   Página secundária (fundador.html)
   -------------------------------------------------------------------------- */
.founder--page { min-height: 100vh; padding-top: calc(var(--header-h) + var(--section-top)); border-top: 0; }

/* --------------------------------------------------------------------------
   Responsivo dos blocos novos
   -------------------------------------------------------------------------- */
@media (min-width: 641px) {
  .step { grid-template-columns: 56px minmax(0, 1fr); }
  .journey-cta { flex-direction: row; align-items: center; gap: 24px; }
  .chat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1025px) {
  .step {
    grid-template-columns: 64px minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 0 32px;
    align-items: start;
  }
  .step-text { grid-column: 3; }
  .journey-cta { gap: 32px; }
  .chat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .chat-body { max-height: 520px; }
}

/* --------------------------------------------------------------------------
   01 — Deck de dores (cartões empilhados que rodam)
   -------------------------------------------------------------------------- */
.pain-deck { position: relative; max-width: 820px; }
.pain-deck-cards {
  position: relative;
  min-height: 200px;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
}
.pain-card {
  position: absolute;
  inset: 0 0 auto 0;
  display: grid;
  gap: 18px;
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--line-on-navy);
  border-radius: var(--radius);
  background: var(--color-navy);
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.55);
  cursor: grab;
  will-change: transform, opacity;
  /* estado padrão: fora do baralho */
  opacity: 0;
  transform: translate3d(0, 44px, 0) scale(0.9);
  transition: transform 0.7s cubic-bezier(0.34, 1.25, 0.64, 1), opacity 0.5s var(--ease);
  pointer-events: none;
}
.pain-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--fill-on-navy);
  pointer-events: none;
}
.pain-card.is-active {
  opacity: 1;
  z-index: 3;
  transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
  pointer-events: auto;
}
.pain-card.is-next .pain-phrase, .pain-card.is-after .pain-phrase,
.pain-card.is-next .pain-card-num, .pain-card.is-after .pain-card-num { opacity: 0; }
.pain-card.is-next {
  opacity: 0.55;
  z-index: 2;
  transform: translate3d(0, 16px, 0) scale(0.965) rotate(0.6deg);
}
.pain-card.is-after {
  opacity: 0.25;
  z-index: 1;
  transform: translate3d(0, 30px, 0) scale(0.93) rotate(-0.6deg);
}
.pain-card.is-leaving {
  opacity: 0;
  z-index: 4;
  transform: translate3d(-12%, -6px, 0) rotate(-5deg) scale(0.98);
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.4s ease-in;
  pointer-events: none;
}
.pain-card.is-leaving.is-leaving--back {
  transform: translate3d(12%, -6px, 0) rotate(5deg) scale(0.98);
}
.pain-deck-cards.is-dragging .pain-card { transition: none; cursor: grabbing; }
.pain-card-num {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-caps);
  color: var(--color-yellow);
  font-variant-numeric: tabular-nums;
  padding-left: 10px;
  border-left: 2px solid var(--color-yellow);
  line-height: 1.2;
}
.pain-phrase {
  margin: 0;
  font-size: clamp(1.625rem, 0.85rem + 3vw, 3.125rem);
  font-weight: 700;
  line-height: 1.08;
  transition: opacity 0.35s var(--ease);
  letter-spacing: -0.03em;
  text-wrap: balance;
  color: var(--color-white);
}
.pain-deck-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: clamp(28px, 4vw, 40px);
}
.pain-dots { display: flex; gap: 8px; }
.pain-dot {
  position: relative;
  width: 28px;
  height: 22px;
  padding: 0;
  background: none;
  border: 0;
  cursor: pointer;
}
.pain-dot::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 10px;
  height: 2px;
  background: var(--line-on-navy-strong);
  border-radius: 2px;
}
.pain-dot-fill {
  position: absolute;
  left: 0; top: 10px;
  height: 2px;
  width: 0;
  background: var(--color-yellow);
  border-radius: 2px;
}
.pain-dot.is-active .pain-dot-fill {
  animation: pain-progress var(--pain-interval, 5.5s) linear forwards;
}
.pain-deck.is-paused .pain-dot.is-active .pain-dot-fill { animation-play-state: paused; }
.pain-dot.is-done .pain-dot-fill { width: 100%; }
@keyframes pain-progress { from { width: 0; } to { width: 100%; } }
.pain-hint {
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-gray-light);
  opacity: 0.7;
}

/* --------------------------------------------------------------------------
   Expansão de caracteres ao passar o mouse (títulos e navegação)
   -------------------------------------------------------------------------- */
.fx-chars .w { display: inline-block; white-space: nowrap; }
.fx-chars .c {
  display: inline-block;
  transform-origin: 50% 85%;
  transition: transform 0.45s cubic-bezier(0.34, 1.3, 0.64, 1);
  will-change: transform;
}
.fx-chars.is-fx .c { transition: transform 0.14s ease-out; }

/* --------------------------------------------------------------------------
   Inclinação 3D suave nos cartões (segue o cursor)
   -------------------------------------------------------------------------- */
.tilt, .reveal.is-visible.tilt {
  transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--lift, 0px));
  transition: transform 0.6s cubic-bezier(0.34, 1.2, 0.64, 1), opacity var(--dur) var(--ease), border-color 0.3s var(--ease), box-shadow 0.35s var(--ease);
}
.tilt.reveal:not(.is-visible) { --lift: 18px; }
@media (hover: hover) {
  .tilt:hover { --lift: -3px; }
}
.tilt.is-tilting { transition: transform 0.1s linear, opacity var(--dur) var(--ease), border-color 0.3s var(--ease), box-shadow 0.35s var(--ease); }

/* --------------------------------------------------------------------------
   05 — Caixas de conversa: prints reais + abrir/fechar
   -------------------------------------------------------------------------- */
.chat-count {
  margin-left: auto;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-gray);
  white-space: nowrap;
}
.chat { position: relative; }
.chat-body {
  position: relative;
  max-height: 320px;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.6, 1);   /* fechar: rápido */
}
.chat.is-open .chat-body {
  transition: max-height 0.8s cubic-bezier(0.34, 1.12, 0.64, 1);  /* abrir: mola */
}
.chat-body::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 110px;
  background: linear-gradient(to bottom, rgba(242, 238, 230, 0), var(--color-beige) 85%);
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.3s var(--ease);
}
.chat.is-open .chat-body::after { opacity: 0; }
.chat-body--prints { padding: 0; background: var(--color-beige); }
.chat.is-open .chat-body--prints,
.chat.is-open .chat-body { overflow-y: auto; }
.chat.is-open .chat-body--prints { overflow-y: hidden; overflow-x: auto; }
.print-strip {
  display: flex;
  gap: 0;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
.print {
  flex: 0 0 100%;
  scroll-snap-align: start;
}
.print img { width: 100%; height: auto; display: block; }
.chat--prints .chat-body { max-height: 320px; }

.chat-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px 18px;
  background: var(--color-white);
  border: 0;
  border-top: 1px solid var(--line-on-light);
  color: var(--color-navy);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.25s var(--ease);
}
@media (hover: hover) {
  .chat-toggle:hover { background: var(--color-beige); }
}
.chat-toggle-icon { transition: transform 0.5s cubic-bezier(0.34, 1.4, 0.64, 1); }
.chat.is-open .chat-toggle-icon { transform: rotate(180deg); }
.chat-hint {
  position: absolute;
  left: 50%;
  bottom: 68px;
  transform: translate(-50%, 6px);
  padding: 8px 14px;
  border-radius: var(--radius);
  background: var(--color-navy);
  color: var(--color-white);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.04em;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
}
@media (hover: hover) {
  .chat:not(.is-open):hover .chat-hint { opacity: 1; transform: translate(-50%, 0); }
}
.chat.is-open { box-shadow: var(--shadow-card); }
.chat { transition: box-shadow 0.4s var(--ease), transform 0.4s var(--ease); }

@media (min-width: 1025px) {
  .pain-hint { display: inline; }
  .chat-body { max-height: 360px; }
  .chat--prints .chat-body { max-height: 360px; }
}
@media (max-width: 640px) {
  .pain-hint { display: inline; }
}