/* ============================================================
   Assertif — Theme-level CSS (nav, footer, forms)
   Complementa tokens.css e layouts.css, que definem o design system.
   ============================================================ */

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 220ms ease, border-color 220ms ease;
}
.site-header.is-scrolled {
  background: rgba(245, 243, 240, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: rgba(26, 26, 26, 0.08);
}

/* Variante escura — usada em páginas cujo hero nasce em fundo Carbon (ex.: Soluções).
   Antes de rolar, o fundo da barra ainda é claro (mostra o fundo da página por trás
   do header transparente), então o texto/logo continuam na cor escura padrão. Só
   quando a barra realmente escurece (.is-scrolled) é que logo e letras viram brancos. */
.site-header--dark.is-scrolled {
  background: rgba(26, 23, 20, 0.85);
  border-bottom-color: rgba(255, 255, 255, 0.10);
}
.site-header--dark.is-scrolled .assertif-logo,
.site-header--dark.is-scrolled .nav-desktop a,
.site-header--dark.is-scrolled .nav-desktop .nav-link {
  color: var(--soft-white);
}
.site-header--dark.is-scrolled .assertif-logo .dot { color: var(--orange); }
.site-header--dark.is-scrolled .nav-desktop a:hover { color: #fff; }
.site-header--dark.is-scrolled .nav-desktop .current-menu-item > a,
.site-header--dark.is-scrolled .nav-desktop .current_page_item > a,
.site-header--dark.is-scrolled .nav-desktop a.is-active {
  color: #fff;
}
.site-header--dark.is-scrolled .nav-mobile-toggle { color: #fff; }

/* Logo clara/escura: troca de imagem (não só de cor) quando a barra escurece.
   Especificidade reforçada com .brand para sempre vencer a regra genérica
   .assertif-logo-img{display:block} (mesma especificidade, ordem no arquivo perderia). */
.brand .assertif-logo-img--on-dark,
.brand .assertif-logo--on-dark { display: none; }
.site-header--dark.is-scrolled .brand .assertif-logo-img--on-light,
.site-header--dark.is-scrolled .brand .assertif-logo--on-light { display: none; }
.site-header--dark.is-scrolled .brand .assertif-logo-img--on-dark,
.site-header--dark.is-scrolled .brand .assertif-logo--on-dark { display: inline-block; }

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
}

.assertif-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.045em;
  color: var(--black);
  line-height: 1;
  display: inline-block;
}
.assertif-logo .dot { color: var(--orange); }
.assertif-logo--lg { font-size: 40px; color: #fff; }
.assertif-logo--lg .dot { color: var(--orange); }

.assertif-logo-img { height: 32px; width: auto; display: block; }
.assertif-logo-img--lg { height: 48px; }

.brand { display: inline-flex; align-items: center; }

/* ---------- Client logo carousel (home) ---------- */
.logo-strip-viewport {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 48px, #000 calc(100% - 48px), transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 48px, #000 calc(100% - 48px), transparent 100%);
}
.logo-strip-track {
  display: flex;
  align-items: center;
  gap: 64px;
  width: max-content;
  animation: logoScroll 32s linear infinite;
}
.logo-strip-viewport:hover .logo-strip-track {
  animation-play-state: paused;
}
.logo-strip-item { display: flex; align-items: center; flex-shrink: 0; }

.client-logo-img {
  filter: grayscale(100%);
  opacity: 0.7;
  transform: scale(1);
  transition: filter 260ms ease, opacity 260ms ease, transform 260ms ease;
}
.logo-strip-item:hover .client-logo-img {
  filter: grayscale(0%);
  opacity: 1;
  transform: scale(1.08);
}
.clients-wall .client-logo-img {
  filter: grayscale(0%);
  opacity: 1;
}
.client-cell:hover .client-logo-img {
  transform: scale(1.08);
}

/* Logo sobre fundo escuro (parede de clientes do Cases): vira silhueta branca,
   garante contraste com qualquer cor de logo; revela a cor real no hover. */
.client-logo-img--white {
  filter: brightness(0) invert(1);
  opacity: 0.72;
  transform: scale(1);
  transition: filter 260ms ease, opacity 260ms ease, transform 260ms ease;
}
.client-cell:hover .client-logo-img--white {
  filter: none;
  opacity: 1;
  transform: scale(1.08);
}

@keyframes logoScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .logo-strip-track { animation: none; }
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-desktop a,
.nav-desktop .nav-link {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--graphite);
  position: relative;
  padding-bottom: 4px;
  transition: color 180ms ease;
}
.nav-desktop a:hover { color: var(--black); }
.nav-desktop .current-menu-item > a,
.nav-desktop .current_page_item > a,
.nav-desktop a.is-active {
  color: var(--black);
}
.nav-desktop .current-menu-item > a::after,
.nav-desktop .current_page_item > a::after,
.nav-desktop a.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 3px;
  background: var(--signal-red);
  transform: skewX(-18deg);
}

.nav-actions { display: flex; align-items: center; gap: 12px; }

.nav-mobile-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 8px;
  color: var(--black);
}
.nav-mobile-toggle .icon-bar-top,
.nav-mobile-toggle .icon-bar-bottom { transition: transform 160ms ease, opacity 160ms ease; }
.site-header.is-menu-open .nav-mobile-toggle .icon-bar-top {
  transform: translateY(5px) rotate(45deg);
}
.site-header.is-menu-open .nav-mobile-toggle .icon-bar-bottom {
  transform: translateY(-5px) rotate(-45deg);
}

.nav-mobile-drawer {
  display: none;
  background: var(--off-white);
  border-top: 1px solid rgba(26, 26, 26, 0.08);
  padding: 16px 24px 28px;
}
.site-header.is-menu-open .nav-mobile-drawer { display: block; }
.nav-mobile-drawer a,
.nav-mobile-link {
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid rgba(26, 26, 26, 0.08);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  color: var(--black);
}
.nav-mobile-drawer .nav-mobile-cta { margin-top: 22px; width: 100%; border-bottom: none; text-align: center; }

@media (max-width: 760px) {
  .nav-desktop { display: none !important; }
  .nav-mobile-toggle { display: inline-flex !important; }
  .nav-cta { display: none !important; }
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--black);
  color: var(--soft-white);
  padding: 80px 0 32px;
  position: relative;
  overflow: hidden;
}
.footer-blob {
  width: 700px;
  height: 500px;
  top: -200px;
  right: -150px;
  opacity: 0.35;
  mix-blend-mode: screen;
  pointer-events: none;
}
.footer-inner { position: relative; z-index: 2; }
.footer-top {
  gap: 48px;
  padding-bottom: 64px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-tagline {
  margin-top: 24px;
  font-family: var(--font-serif);
  font-size: 19px;
  line-height: 1.4;
  color: var(--soft-white);
  max-width: 360px;
  letter-spacing: -0.015em;
}
.footer-tagline .orange { color: var(--orange); }
.footer-social { margin-top: 32px; display: flex; gap: 12px; }
.social-icon {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  color: var(--soft-white);
  transition: border-color 200ms, background 200ms, color 200ms;
}
.social-icon:hover { border-color: var(--orange); color: var(--orange); }

.footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-col .data-label { margin-bottom: 18px; }
.footer-col a, .footer-col span {
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--soft-white);
  letter-spacing: -0.005em;
  transition: color 200ms ease;
}
.footer-col a:hover { color: var(--orange); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-certs { display: flex; gap: 32px; align-items: center; flex-wrap: wrap; }
.cert-badge { display: flex; flex-direction: column; gap: 2px; }
.cert-label { font-family: var(--font-display); font-size: 14px; font-weight: 600; color: #fff; }
.footer-legal {
  display: flex;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mist-white);
  flex-wrap: wrap;
}
.footer-legal a { color: var(--mist-white); }

@media (max-width: 760px) {
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 24px; }
}

/* ---------- Contact Form 7 — matches the original contato form styling ---------- */
.assertif-form p { margin: 0 0 20px; }
.assertif-form label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-medium);
  font-weight: 500;
  margin-bottom: 8px;
}
.assertif-form .required-mark { color: var(--signal-red); }
.assertif-form input[type="text"],
.assertif-form input[type="email"],
.assertif-form input[type="tel"],
.assertif-form select,
.assertif-form textarea {
  width: 100%;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--gray-line);
  border-radius: 0;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--carbon);
  outline: none;
  transition: border-color 200ms ease, background 200ms ease;
}
.assertif-form textarea { padding: 16px; line-height: 1.4; resize: vertical; min-height: 140px; }
.assertif-form input:focus,
.assertif-form select:focus,
.assertif-form textarea:focus {
  border-color: var(--signal-red);
  background: #fff;
}

/* Áreas de interesse — checkboxes viram "pills" clicáveis */
.assertif-form .wpcf7-list-item { margin: 0 10px 10px 0; display: inline-flex; }
.assertif-form .wpcf7-list-item-label {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border: 1px solid var(--carbon);
  border-radius: var(--r-pill);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--carbon);
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}
.assertif-form .wpcf7-list-item input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}
.assertif-form .wpcf7-list-item:has(input:checked) .wpcf7-list-item-label {
  background: var(--signal-red);
  border-color: var(--signal-red);
  color: #fff;
}

.assertif-form .wpcf7-not-valid-tip { font-family: var(--font-body); font-size: 12px; color: var(--signal-red); margin-top: 6px; }
.assertif-form input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 24px;
  border: 0;
  border-radius: var(--r-pill);
  background: var(--signal-red);
  color: #fff;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 100ms ease, filter 100ms ease;
}
.assertif-form input[type="submit"]:hover { filter: brightness(0.92); transform: translateY(-1px); }
.wpcf7-response-output {
  margin-top: 16px !important;
  border-radius: 12px !important;
  font-family: var(--font-display);
  font-size: 14px;
}

/* ---------- Solution rows (Soluções page) ---------- */
.solution-row { cursor: pointer; transition: background 240ms ease; }
.solution-row:hover .solution-icon { background: var(--orange); color: #fff; }
.solution-row:hover .arrow-indicator { color: var(--orange); transform: translateX(6px); }

/* ---------- Insights: category filter buttons ---------- */
.insights-filters { margin-top: 56px; display: flex; gap: 8px; flex-wrap: wrap; }
.insights-filters a {
  padding: 10px 20px;
  border-radius: 999px;
  background: transparent;
  color: var(--graphite);
  border: 1px solid var(--gray-line);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  transition: all 200ms ease;
}
.insights-filters a.is-active,
.insights-filters a:hover {
  background: var(--black);
  color: #fff;
  border-color: var(--black);
}