/* CH Institucional — Components · Vitramaq Industrial Edition */

/* ── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body.chi-site {
  font-family: var(--chi-font); color: var(--chi-text); background: var(--chi-bg);
  line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font: inherit; border: none; background: none; }
ul, ol { list-style: none; }
h1,h2,h3,h4,h5,h6,p { margin: 0; }
::selection { background: rgba(75, 140, 245, 0.4); color: #eef2ff; }

/* ── Shell ───────────────────────────────────────────────────────────────── */
.chi-shell { max-width: var(--chi-max-width); margin-inline: auto; padding-inline: var(--chi-s6); }

/* ── Main ────────────────────────────────────────────────────────────────── */
.chi-main { min-height: 60vh; }

/* ── Utilitários de texto ─────────────────────────────────────────────── */
.chi-text-grad {
  background: var(--vit-grad-text);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.chi-text-glow {
  color: #8ab0f8;
  text-shadow: 0 0 30px rgba(75, 140, 245, 0.6);
}
.chi-text-center { text-align: center; }

/* ── Eyebrow ─────────────────────────────────────────────────────────────── */
.chi-eyebrow {
  display: inline-flex; align-items: center; gap: 0.75rem; margin-bottom: 1.5rem;
}
.chi-eyebrow--center { display: flex; justify-content: center; }
.chi-eyebrow__bar { height: 1px; width: 2.5rem; background: var(--chi-primary); flex-shrink: 0; }
.chi-eyebrow__tag {
  font-family: var(--chi-font-mono); font-size: 11px;
  letter-spacing: 0.4em; text-transform: uppercase; color: var(--chi-primary);
}

/* ── Botões ──────────────────────────────────────────────────────────────── */
.chi-btn {
  display: inline-flex; align-items: center; gap: var(--chi-s2);
  padding: 0.625rem 1.375rem; border-radius: var(--chi-r-full);
  font-size: var(--chi-text-sm); font-weight: 600; letter-spacing: 0.01em;
  background: var(--chi-primary); color: #fff;
  transition: background var(--chi-ease), transform var(--chi-ease), box-shadow var(--chi-ease), border-color var(--chi-ease);
  cursor: pointer; border: 2px solid transparent;
}
.chi-btn svg { transition: transform 0.3s var(--chi-ease-cine); }
.chi-btn:hover svg { transform: translateX(4px); }
.chi-btn:hover { transform: translateY(-1px); box-shadow: var(--vit-glow-sm); }
.chi-btn:active { transform: translateY(0); }
.chi-btn--lg   { padding: 0.875rem 2rem; font-size: var(--chi-text-base); }
.chi-btn--sm   { padding: 0.375rem 0.875rem; font-size: var(--chi-text-xs); }
.chi-btn--full { width: 100%; justify-content: center; }

.chi-btn--primary {
  background: var(--vit-grad-blue); color: #0a1020;
  box-shadow: var(--vit-glow);
}
.chi-btn--primary:hover { background: var(--vit-grad-blue); transform: scale(1.02); box-shadow: var(--vit-glow); }

.chi-btn--ghost {
  background: transparent; border-color: rgba(75, 140, 245, 0.35); color: var(--chi-text);
}
.chi-btn--ghost:hover { border-color: var(--chi-primary); box-shadow: var(--vit-glow-sm); transform: translateY(-1px); }

.chi-btn--outline {
  background: transparent; border-color: var(--chi-primary); color: var(--chi-primary);
}
.chi-btn--outline:hover { background: var(--chi-primary); color: #fff; }

.chi-btn--white {
  background: #fff; color: var(--chi-primary-dark);
}
.chi-btn--white:hover { background: #eef2ff; }

.chi-link-arrow {
  display: inline-flex; align-items: center; gap: var(--chi-s2);
  color: var(--chi-primary); font-weight: 600; font-size: var(--chi-text-sm);
  transition: gap var(--chi-ease);
}
.chi-link-arrow:hover { gap: var(--chi-s3); }

/* ── Atrasos de reveal ───────────────────────────────────────────────────── */
.chi-delay-1 { transition-delay: 0.1s; }
.chi-delay-2 { transition-delay: 0.25s; }
.chi-delay-3 { transition-delay: 0.4s; }
.chi-delay-4 { transition-delay: 0.55s; }

/* ── Efeitos de fundo ────────────────────────────────────────────────────── */
.chi-grid-bg {
  position: absolute; inset: 0; pointer-events: none; z-index: 0; opacity: 0.5;
  background-image:
    linear-gradient(var(--vit-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--vit-grid-line) 1px, transparent 1px);
  background-size: 60px 60px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

.chi-glow-orb {
  position: absolute; border-radius: 9999px;
  filter: blur(120px); pointer-events: none; z-index: 0;
}

/* ── Partículas ──────────────────────────────────────────────────────────── */
.chi-particles {
  position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0;
}
.chi-particle {
  position: absolute; bottom: -10px; width: 2px; height: 2px; border-radius: 9999px;
  background: var(--chi-primary);
  box-shadow: 0 0 6px rgba(75, 140, 245, 0.8);
  animation: chi-particle 18s linear infinite; opacity: 0;
}

/* ── Header dark glassmorphism ───────────────────────────────────────────── */
.chi-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--chi-header-h);
  background: rgba(13, 17, 23, 0.75);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--chi-border);
  transition: background var(--chi-ease), box-shadow var(--chi-ease);
}
.chi-header.is-scrolled {
  background: rgba(10, 13, 20, 0.92);
  box-shadow: 0 4px 24px -4px rgb(0 0 0 / .5);
}
.chi-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; gap: var(--chi-s6);
}
.chi-header__logo img { height: 38px; width: auto; }
.chi-header__logo span {
  font-size: var(--chi-text-xl); font-weight: 800;
  background: var(--vit-grad-text); -webkit-background-clip: text; background-clip: text; color: transparent;
}

.chi-nav { flex: 1; display: flex; justify-content: center; }
.chi-nav__list { display: flex; gap: var(--chi-s1); list-style: none; }
.chi-nav__list a {
  padding: var(--chi-s2) var(--chi-s3); border-radius: var(--chi-r);
  font-size: var(--chi-text-sm); font-weight: 500; color: var(--chi-text-muted);
  letter-spacing: 0.04em;
  transition: color var(--chi-ease), background var(--chi-ease);
}
.chi-nav__list a:hover { color: var(--chi-primary); background: rgba(75, 140, 245, 0.1); }
.chi-nav__list .current-menu-item > a { color: var(--chi-primary); }

.chi-header__right { display: flex; align-items: center; gap: var(--chi-s3); }
.chi-header__whatsapp { color: #25D366; transition: transform var(--chi-ease); }
.chi-header__whatsapp:hover { transform: scale(1.1); }

/* Hamburger */
.chi-hamburger {
  display: none; flex-direction: column; gap: 5px;
  width: 28px; padding: 4px 0;
}
.chi-hamburger span {
  display: block; height: 2px; width: 100%;
  background: var(--chi-text-muted); border-radius: 2px;
  transition: transform var(--chi-ease), opacity var(--chi-ease);
}
.chi-hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.chi-hamburger.is-open span:nth-child(2) { opacity: 0; }
.chi-hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ─────────────────────────────────────────────────────────────────── */
.chi-hero {
  position: relative; overflow: hidden;
  min-height: 100vh; display: flex; align-items: center;
  background: var(--vit-grad-hero);
  background-image: var(--chi-hero-bg, none), var(--vit-grad-hero);
  background-size: cover, auto;
  background-position: center, center;
  padding-top: var(--chi-header-h);
}
.chi-hero--no-img { background: var(--vit-grad-hero); }
.chi-hero--has-video { background: var(--chi-dark); }

.chi-hero__video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 0; opacity: 0.55;
}
.chi-hero__yt-wrap {
  position: absolute; inset: 0; z-index: 0;
  overflow: hidden; pointer-events: none;
  background-size: cover; background-position: center;
}
.chi-hero__yt-wrap--thumb { opacity: 0.55; }
.chi-hero__yt-iframe {
  position: absolute; top: 50%; left: 50%; border: none;
  /* Mantém proporção 16:9 cobrindo o container em qualquer viewport */
  width: 100vw; height: 56.25vw;
  min-height: 100%; min-width: 177.78vh;
  transform: translate(-50%, -50%);
  opacity: 0.55;
}
.chi-hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to right, rgba(8, 12, 20, 0.75) 0%, rgba(8, 12, 20, 0.4) 60%, transparent 100%);
}
.chi-hero__inner {
  position: relative; z-index: 2;
  padding-block: var(--chi-s24); width: 100%;
}
.chi-hero__content { max-width: 640px; }

.chi-hero__title {
  font-size: clamp(2.5rem, 6vw, 5.5rem); font-weight: 700;
  color: var(--chi-text); line-height: 0.95; letter-spacing: -0.02em;
  margin-bottom: var(--chi-s6);
}
.chi-hero__sub {
  font-size: var(--chi-text-xl); color: var(--chi-text-muted);
  margin-bottom: var(--chi-s8); max-width: 540px; line-height: 1.6;
}
.chi-hero__actions {
  display: flex; flex-wrap: wrap; gap: var(--chi-s4); margin-top: var(--chi-s8);
}
.chi-hero__stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 2rem; max-width: 28rem; margin-top: var(--chi-s16);
}
.chi-hero__stat-value {
  font-family: var(--chi-font); font-size: 1.5rem; font-weight: 700;
  background: var(--vit-grad-text); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.chi-hero__stat-label {
  font-family: var(--chi-font-mono); font-size: 10px;
  letter-spacing: 0.25em; text-transform: uppercase; color: var(--chi-text-muted);
  margin-top: 0.25rem;
}

.chi-scroll-cue {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  font-family: var(--chi-font-mono); font-size: 10px;
  letter-spacing: 0.4em; color: rgba(120, 140, 180, 0.5); z-index: 2;
}

/* ── Seções ──────────────────────────────────────────────────────────────── */
.chi-section { position: relative; padding-block: var(--chi-s20); overflow: hidden; }
.chi-section--alt { background: var(--chi-bg-2); }
.chi-section--diferenciais {
  background: linear-gradient(to bottom, var(--chi-bg), rgba(20, 30, 50, 0.3), var(--chi-bg));
}
.chi-section--mvv { position: relative; }
.chi-section__title {
  font-size: clamp(1.875rem, 3.5vw, 2.75rem); font-weight: 700;
  color: var(--chi-text); margin-bottom: var(--chi-s6); line-height: 1.1;
  letter-spacing: -0.015em;
}

.chi-section-header { max-width: 48rem; margin-bottom: 5rem; }
.chi-section-header--center { text-align: center; margin-inline: auto; }

/* ── Grade sobre / about ─────────────────────────────────────────────────── */
.chi-about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--chi-s16); align-items: center; position: relative; z-index: 1;
}
.chi-about-grid--no-img { grid-template-columns: 1fr; max-width: 760px; }
.chi-about-content { display: flex; flex-direction: column; gap: var(--chi-s6); }
.chi-about-text { color: var(--chi-text-muted); font-size: var(--chi-text-lg); line-height: 1.8; }
.chi-about-text p { color: var(--chi-text-muted); line-height: 1.8; margin-bottom: var(--chi-s4); }
.chi-about-text p:last-child { color: var(--chi-text-2); font-weight: 500; }
.chi-about-image {
  position: relative; border-radius: var(--chi-r-xl);
  overflow: hidden; border: 1px solid var(--chi-border);
  box-shadow: var(--chi-shadow-xl);
}
.chi-about-image::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, var(--chi-bg), transparent 60%);
}
.chi-about-image img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }

/* ── Diferenciais ────────────────────────────────────────────────────────── */
.chi-diferenciais-grid {
  display: grid; grid-template-columns: 1fr;
  gap: 1px; background: rgba(75, 100, 160, 0.2);
  border: 1px solid var(--chi-border); border-radius: var(--chi-r-lg); overflow: hidden;
}

.chi-diferencial {
  position: relative; background: var(--vit-grad-card);
  padding: 2.5rem; overflow: hidden;
  transition: background 0.5s var(--chi-ease-cine);
}
.chi-diferencial:hover { background: var(--chi-bg-3); }
.chi-diferencial::before, .chi-diferencial::after {
  content: ""; position: absolute; top: 0; left: 0;
  background: var(--chi-primary); transition: transform 0.5s var(--chi-ease-cine);
}
.chi-diferencial::before { height: 1px; width: 3rem; transform: scaleX(0); transform-origin: left; }
.chi-diferencial::after  { width: 1px; height: 3rem; transform: scaleY(0); transform-origin: top; }
.chi-diferencial:hover::before { transform: scaleX(1); }
.chi-diferencial:hover::after  { transform: scaleY(1); }

.chi-diferencial__head {
  display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 2rem;
}
.chi-diferencial__icon {
  width: 52px; height: 52px; display: grid; place-items: center;
  border: 1px solid var(--chi-border); border-radius: var(--chi-r-md);
  box-shadow: var(--vit-glow-card); font-size: 1.375rem;
  transition: all 0.5s var(--chi-ease-cine);
}
.chi-diferencial:hover .chi-diferencial__icon {
  border-color: rgba(75, 140, 245, 0.6); box-shadow: var(--vit-glow-sm);
}
.chi-diferencial__num {
  font-family: var(--chi-font-mono); font-size: 10px;
  letter-spacing: 0.3em; color: var(--chi-text-light);
}
.chi-diferencial__title { font-size: var(--chi-text-lg); font-weight: 600; margin-bottom: 0.75rem; color: var(--chi-text); }
.chi-diferencial__text  { font-size: var(--chi-text-sm); color: var(--chi-text-muted); line-height: 1.6; }
.chi-diferencial__orb {
  position: absolute; bottom: -5rem; right: -5rem;
  width: 10rem; height: 10rem; border-radius: 9999px;
  background: rgba(75, 140, 245, 0.1); filter: blur(60px);
  opacity: 0; transition: opacity 0.7s; pointer-events: none;
}
.chi-diferencial:hover .chi-diferencial__orb { opacity: 1; }

.chi-diferencial-cap {
  background: var(--vit-grad-card);
  display: none; align-items: center; justify-content: center;
  text-align: center; padding: 2.5rem;
}
.chi-diferencial-cap__word {
  font-family: var(--chi-font); font-size: 2.25rem; font-weight: 700; margin-bottom: 0.5rem;
}
.chi-diferencial-cap__label {
  font-family: var(--chi-font-mono); font-size: 10px;
  letter-spacing: 0.3em; text-transform: uppercase; color: var(--chi-text-muted);
}

/* ── Grade de serviços (genérico) ────────────────────────────────────────── */
.chi-services-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--chi-s6); margin-top: var(--chi-s10);
}
.chi-service-card {
  background: var(--vit-grad-card); border: 1px solid var(--chi-border);
  border-radius: var(--chi-r-lg); padding: var(--chi-s8);
  display: flex; flex-direction: column; gap: var(--chi-s4);
  transition: box-shadow var(--chi-ease), transform var(--chi-ease), border-color var(--chi-ease);
}
.chi-service-card:hover { box-shadow: var(--vit-glow-sm); transform: translateY(-2px); border-color: rgba(75, 140, 245, 0.45); }
.chi-service-card__icon { font-size: 2.5rem; line-height: 1; }
.chi-service-card__title { font-size: var(--chi-text-lg); font-weight: 700; color: var(--chi-text); }
.chi-service-card__text  { font-size: var(--chi-text-sm); color: var(--chi-text-muted); line-height: 1.7; }

/* ── MVV ─────────────────────────────────────────────────────────────────── */
.chi-mvv-grid {
  display: grid; grid-template-columns: 1fr; gap: 1.5rem; position: relative; z-index: 1;
}
.chi-mvv-card {
  position: relative; background: var(--vit-grad-card);
  border: 1px solid var(--chi-border); border-radius: var(--chi-r-lg);
  padding: 2.5rem; box-shadow: var(--vit-glow-card); overflow: hidden;
  transition: border-color 0.5s;
}
.chi-mvv-card:hover { border-color: rgba(75, 140, 245, 0.4); }
.chi-mvv-card__tag {
  font-family: var(--chi-font-mono); font-size: 10px;
  letter-spacing: 0.4em; color: var(--chi-primary);
}
.chi-mvv-card h3 { font-size: 1.5rem; font-weight: 600; margin: 1rem 0 1.25rem; color: var(--chi-text); }
.chi-mvv-card p  { color: var(--chi-text-muted); line-height: 1.7; }
.chi-mvv-card ul li {
  display: flex; align-items: center; gap: 0.75rem;
  font-size: var(--chi-text-sm); color: var(--chi-text-muted); margin-bottom: 0.75rem;
}
.chi-mvv-card__dot {
  width: 6px; height: 6px; flex-shrink: 0; border-radius: 9999px;
  background: var(--chi-primary); box-shadow: var(--vit-glow-sm);
}

/* ── Posicionamento ──────────────────────────────────────────────────────── */
.chi-pos {
  position: relative; padding: 10rem 0; overflow: hidden;
}
.chi-pos__bg { position: absolute; inset: 0; z-index: 0; }
.chi-pos__bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.4; }
.chi-pos__bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to bottom, var(--chi-bg), rgba(13, 17, 23, 0.7), var(--chi-bg));
}
.chi-pos .chi-shell { position: relative; z-index: 1; }
.chi-pos__head { text-align: center; }
.chi-pos__label {
  display: inline-block; margin-bottom: 2rem;
  font-family: var(--chi-font-mono); font-size: 11px;
  letter-spacing: 0.4em; text-transform: uppercase; color: var(--chi-primary);
}
.chi-pos__title {
  font-family: var(--chi-font); font-weight: 700; line-height: 0.95;
  letter-spacing: -0.04em;
  font-size: clamp(3rem, 9vw, 8rem);
}

/* ── Valores (grade genérica) ────────────────────────────────────────────── */
.chi-values-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: var(--chi-s6); }
.chi-value-card {
  padding: var(--chi-s8); border-radius: var(--chi-r-lg);
  border-left: 3px solid var(--chi-primary);
  background: var(--vit-grad-card);
  border-top: 1px solid var(--chi-border);
  border-right: 1px solid var(--chi-border);
  border-bottom: 1px solid var(--chi-border);
}
.chi-value-card h3 { font-size: var(--chi-text-base); font-weight: 700; margin-bottom: var(--chi-s2); color: var(--chi-primary); }
.chi-value-card p  { font-size: var(--chi-text-sm); color: var(--chi-text-muted); line-height: 1.6; }

/* ── CTA Banner ──────────────────────────────────────────────────────────── */
.chi-cta-banner {
  position: relative; overflow: hidden;
  background: var(--chi-dark-2);
  background-image: var(--chi-cta-bg, none);
  background-size: cover; background-position: center;
  padding-block: var(--chi-s20); text-align: center;
}
.chi-cta-banner::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background: linear-gradient(to bottom, var(--chi-bg), var(--chi-bg-2));
}
.chi-cta-orb {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 900px; height: 500px; border-radius: 9999px;
  background: rgba(75, 140, 245, 0.18); filter: blur(140px);
  animation: chi-pulse-glow 4s ease-in-out infinite; z-index: 0;
}
.chi-cta-banner__overlay { position: absolute; inset: 0; background: rgb(0 0 0 / .55); z-index: 1; }
.chi-cta-banner__inner  {
  position: relative; z-index: 2; max-width: 640px; margin-inline: auto;
}
.chi-cta-banner__title {
  font-size: clamp(1.75rem, 4vw, var(--chi-text-3xl)); font-weight: 800;
  color: var(--chi-text); margin: 1.5rem 0 1rem; line-height: 1.15;
  letter-spacing: -0.015em;
}
.chi-cta-banner__text {
  font-size: var(--chi-text-lg); color: var(--chi-text-muted);
  margin-bottom: var(--chi-s8); max-width: 36rem; margin-inline: auto;
  line-height: 1.7;
}

/* ── Page hero ───────────────────────────────────────────────────────────── */
.chi-page-hero {
  background: linear-gradient(135deg, var(--chi-dark) 0%, var(--chi-dark-2) 100%);
  padding-block: var(--chi-s16); padding-top: calc(var(--chi-s16) + var(--chi-header-h));
  position: relative; overflow: hidden;
}
.chi-page-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(var(--vit-grid-line) 1px, transparent 1px),
                    linear-gradient(90deg, var(--vit-grid-line) 1px, transparent 1px);
  background-size: 60px 60px; opacity: 0.4;
}
.chi-page-hero--sm { padding-block: var(--chi-s12); padding-top: calc(var(--chi-s12) + var(--chi-header-h)); }
.chi-page-hero__title  { font-size: var(--chi-text-4xl); font-weight: 800; color: var(--chi-text); margin-bottom: var(--chi-s4); position: relative; }
.chi-page-hero__intro  { font-size: var(--chi-text-xl); color: var(--chi-text-muted); max-width: 600px; line-height: 1.6; position: relative; }

/* ── Conteúdo / Prose ────────────────────────────────────────────────────── */
.chi-content-shell { max-width: 760px; }
.chi-prose h2 { font-size: var(--chi-text-2xl); font-weight: 700; margin: var(--chi-s8) 0 var(--chi-s4); color: var(--chi-text); }
.chi-prose h3 { font-size: var(--chi-text-xl); font-weight: 600; margin: var(--chi-s6) 0 var(--chi-s3); color: var(--chi-text); }
.chi-prose p  { color: var(--chi-text-muted); line-height: 1.8; margin-bottom: var(--chi-s4); font-size: var(--chi-text-base); }
.chi-prose ul, .chi-prose ol { margin: var(--chi-s4) 0 var(--chi-s4) var(--chi-s6); }
.chi-prose li { color: var(--chi-text-muted); line-height: 1.8; margin-bottom: var(--chi-s2); }
.chi-prose a  { color: var(--chi-primary); text-decoration: underline; }

/* ── FAQ ─────────────────────────────────────────────────────────────────── */
.chi-faq-shell { max-width: 800px; }
.chi-faq-list  { display: flex; flex-direction: column; gap: var(--chi-s3); }
.chi-faq-item  { border: 1px solid var(--chi-border); border-radius: var(--chi-r-md); overflow: hidden; }
.chi-faq-q {
  display: flex; justify-content: space-between; align-items: center;
  width: 100%; padding: var(--chi-s5) var(--chi-s6);
  font-size: var(--chi-text-base); font-weight: 600; text-align: left;
  background: var(--chi-bg-2); color: var(--chi-text);
  transition: background var(--chi-ease), color var(--chi-ease);
  gap: var(--chi-s4);
}
.chi-faq-q:hover { background: var(--chi-bg-3); color: var(--chi-primary); }
.chi-faq-q[aria-expanded="true"] { background: var(--chi-primary-light); color: var(--chi-primary); }
.chi-faq-q[aria-expanded="true"] .chi-faq-icon { transform: rotate(180deg); }
.chi-faq-icon { flex-shrink: 0; transition: transform var(--chi-ease); color: var(--chi-text-muted); }
.chi-faq-a {
  padding: var(--chi-s4) var(--chi-s6) var(--chi-s5); color: var(--chi-text-muted);
  line-height: 1.7; border-top: 1px solid var(--chi-border); background: var(--chi-bg-2);
}

/* ── Página de contato ───────────────────────────────────────────────────── */
.chi-contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: var(--chi-s16); align-items: start; }
.chi-contact-info h2, .chi-contact-form h2 { font-size: var(--chi-text-2xl); font-weight: 700; margin-bottom: var(--chi-s8); color: var(--chi-text); }
.chi-contact-list { display: flex; flex-direction: column; gap: var(--chi-s5); }
.chi-contact-list li { display: flex; align-items: flex-start; gap: var(--chi-s4); }
.chi-contact-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  background: var(--chi-primary-light); color: var(--chi-primary);
  border-radius: var(--chi-r); display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--chi-border);
}
.chi-contact-icon--green { background: rgba(22, 163, 74, 0.15); color: #4ade80; }
.chi-contact-list li div { display: flex; flex-direction: column; }
.chi-contact-list span:first-child {
  font-size: var(--chi-text-xs); font-weight: 600; text-transform: uppercase;
  letter-spacing: .06em; color: var(--chi-text-light); margin-bottom: 2px;
}
.chi-contact-list a, .chi-contact-list span:last-child { font-size: var(--chi-text-base); color: var(--chi-text-2); }
.chi-contact-list a:hover { color: var(--chi-primary); }

/* Formulários */
.chi-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--chi-s4); margin-bottom: var(--chi-s4); }
.chi-form-field { display: flex; flex-direction: column; gap: var(--chi-s2); margin-bottom: var(--chi-s4); }
.chi-form-field label { font-size: var(--chi-text-sm); font-weight: 600; color: var(--chi-text-2); }
.chi-form-field input,
.chi-form-field textarea {
  padding: 0.625rem var(--chi-s4); border: 1px solid var(--chi-border);
  border-radius: var(--chi-r); font: inherit; font-size: var(--chi-text-sm);
  color: var(--chi-text); background: var(--chi-bg-2);
  transition: border-color var(--chi-ease), box-shadow var(--chi-ease);
  width: 100%;
}
.chi-form-field input:focus,
.chi-form-field textarea:focus {
  outline: none; border-color: var(--chi-primary);
  box-shadow: 0 0 0 3px var(--chi-primary-light);
}
.chi-form-field textarea { resize: vertical; min-height: 120px; }

#chi-form-msg {
  margin-top: var(--chi-s4); padding: var(--chi-s4); border-radius: var(--chi-r);
  font-size: var(--chi-text-sm); font-weight: 500; text-align: center;
}
#chi-form-msg.is-success { background: rgba(22, 163, 74, 0.15); color: #4ade80; }
#chi-form-msg.is-error   { background: rgba(239, 68, 68, 0.15); color: #f87171; }

.chi-map-embed { height: 400px; }
.chi-map-embed iframe { width: 100%; height: 100%; border: none; display: block; }

/* ── Máquinas — seção homepage ───────────────────────────────────────────── */
.chi-section--maquinas { background: var(--chi-bg); }
.chi-section__lead { color: var(--chi-text-muted); font-size: var(--chi-text-lg); max-width: 560px; line-height: 1.6; margin-top: -1rem; margin-bottom: 1rem; }
.chi-maquinas-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem;
  position: relative; z-index: 1;
}
.chi-maquina-card {
  background: var(--vit-grad-card); border: 1px solid var(--chi-border);
  border-radius: var(--chi-r-xl); overflow: hidden;
  display: flex; flex-direction: column;
  transition: border-color 0.4s var(--chi-ease-cine), box-shadow 0.4s var(--chi-ease-cine);
}
.chi-maquina-card:hover { border-color: rgba(75,140,245,0.5); box-shadow: var(--vit-glow-sm); }
.chi-maquina-card__img-wrap { position: relative; aspect-ratio: 16/9; overflow: hidden; background: var(--chi-bg-3); }
.chi-maquina-card__img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.6s var(--chi-ease-cine); }
.chi-maquina-card:hover .chi-maquina-card__img { transform: scale(1.04); }
.chi-maquina-card__img-ph {
  width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--chi-bg-3), var(--chi-bg-2));
}
.chi-maquina-card__badge {
  position: absolute; top: 1rem; left: 1rem;
  background: rgba(8,12,20,.75); backdrop-filter: blur(8px);
  border: 1px solid var(--chi-border); border-radius: 999px;
  padding: 0.25rem 0.75rem;
  font-family: var(--chi-font-mono); font-size: 10px; letter-spacing: 0.25em;
  text-transform: uppercase; color: var(--chi-primary);
}
.chi-maquina-card__body { padding: 1.75rem; flex: 1; display: flex; flex-direction: column; gap: 0.875rem; }
.chi-maquina-card__name { font-size: var(--chi-text-2xl); font-weight: 700; color: var(--chi-text); line-height: 1.1; }
.chi-maquina-card__line { font-size: var(--chi-text-sm); color: var(--chi-text-muted); line-height: 1.6; }
.chi-maquina-card__specs { list-style: none; padding: 0; margin: 0.25rem 0 0; display: flex; flex-direction: column; gap: 0.375rem; }
.chi-maquina-card__specs li { display: flex; justify-content: space-between; align-items: baseline; gap: 0.5rem; }
.chi-maquina-card__specs span { font-family: var(--chi-font-mono); font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--chi-text-light); }
.chi-maquina-card__specs strong { font-size: var(--chi-text-sm); color: var(--chi-text-2); font-weight: 500; }
.chi-maquina-card__footer { padding: 1.25rem 1.75rem; border-top: 1px solid var(--chi-border-dark); }

/* ── Máquinas — página dedicada ──────────────────────────────────────────── */
.chi-maquina-section { position: relative; padding-block: 6rem; overflow: hidden; }
.chi-maquina-section--alt { background: var(--chi-bg-2); }
.chi-maquina-layout {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: center; position: relative; z-index: 1;
}
.chi-maquina-layout--flip .chi-maquina-visual { order: 2; }
.chi-maquina-layout--flip .chi-maquina-info   { order: 1; }

.chi-maquina-visual { position: relative; }
.chi-maquina-img-wrap {
  border-radius: var(--chi-r-xl); overflow: hidden;
  border: 1px solid var(--chi-border); box-shadow: var(--chi-shadow-xl);
}
.chi-maquina-img-wrap img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.chi-maquina-img-ph {
  aspect-ratio: 4/3; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1rem;
  background: var(--chi-bg-3); border: 1px solid var(--chi-border);
  border-radius: var(--chi-r-xl); color: var(--chi-text-muted);
  font-size: var(--chi-text-sm);
}

/* ── Galeria de máquinas ─────────────────────────────────────────────────── */
.chi-maquina-gallery { display: flex; flex-direction: column; gap: 0.75rem; }
.chi-maquina-gallery__main {
  border-radius: var(--chi-r-xl); overflow: hidden;
  border: 1px solid var(--chi-border); box-shadow: var(--chi-shadow-xl);
  background: var(--chi-bg-3);
}
.chi-maquina-gallery__main-img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block;
  transition: opacity 0.2s ease;
}
.chi-maquina-gallery__thumbs {
  display: flex; gap: 0.5rem; overflow-x: auto; padding-bottom: 0.25rem;
  scrollbar-width: thin; scrollbar-color: var(--chi-border) transparent;
}
.chi-maquina-gallery__thumbs::-webkit-scrollbar { height: 4px; }
.chi-maquina-gallery__thumbs::-webkit-scrollbar-track { background: transparent; }
.chi-maquina-gallery__thumbs::-webkit-scrollbar-thumb { background: var(--chi-border); border-radius: 2px; }
.chi-maquina-gallery__thumb {
  flex-shrink: 0; width: 72px; height: 56px;
  border-radius: var(--chi-r-md); overflow: hidden;
  border: 2px solid var(--chi-border); cursor: pointer;
  opacity: 0.55; transition: opacity 0.2s, border-color 0.2s;
  background: none; padding: 0;
}
.chi-maquina-gallery__thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.chi-maquina-gallery__thumb:hover { opacity: 0.8; }
.chi-maquina-gallery__thumb.is-active { opacity: 1; border-color: var(--chi-primary); }

.chi-maquina-info { display: flex; flex-direction: column; gap: 1.25rem; }
.chi-maquina-name {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 700;
  color: var(--chi-text); line-height: 1.05; letter-spacing: -0.02em;
}
.chi-maquina-tagline { font-size: var(--chi-text-xl); color: var(--chi-text-muted); line-height: 1.5; }
.chi-maquina-desc p { font-size: var(--chi-text-base); color: var(--chi-text-muted); line-height: 1.8; margin-bottom: 0.75rem; }

.chi-specs-block { margin-top: 0.5rem; }
.chi-specs-block__title {
  font-family: var(--chi-font-mono); font-size: 10px; letter-spacing: 0.35em;
  text-transform: uppercase; color: var(--chi-primary); margin-bottom: 0.875rem;
}
.chi-specs-table { width: 100%; border-collapse: collapse; }
.chi-specs-table tr { border-bottom: 1px solid var(--chi-border-dark); }
.chi-specs-table tr:last-child { border-bottom: none; }
.chi-specs-table th {
  text-align: left; padding: 0.625rem 0.875rem;
  font-family: var(--chi-font-mono); font-size: 10px;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--chi-text-muted);
  background: var(--chi-bg-2); width: 42%;
}
.chi-maquina-section--alt .chi-specs-table th { background: var(--chi-bg-3); }
.chi-specs-table td { padding: 0.625rem 0.875rem; color: var(--chi-text-2); font-size: var(--chi-text-sm); }

.chi-btn--whatsapp {
  display: inline-flex; align-items: center; gap: 0.625rem;
  background: #25D366; color: #fff; font-weight: 600;
  padding: 0.875rem 1.75rem; border-radius: var(--chi-r-lg);
  font-size: var(--chi-text-base); transition: background 0.25s, transform 0.2s;
  margin-top: 0.5rem;
}
.chi-btn--whatsapp:hover { background: #1ebe5c; transform: translateY(-1px); }

/* ── LP form ─────────────────────────────────────────────────────────────── */
.chi-lp-form-wrap { max-width: 600px; margin-inline: auto; }
.chi-lp-form-wrap h2 { font-size: var(--chi-text-2xl); font-weight: 700; margin-bottom: var(--chi-s8); text-align: center; color: var(--chi-text); }

/* ── Footer ──────────────────────────────────────────────────────────────── */
.chi-footer {
  background: rgba(8, 12, 20, 0.95);
  border-top: 1px solid var(--chi-border);
  color: rgba(255 255 255 / .65); padding-top: var(--chi-s16);
}
.chi-footer__grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--chi-s12); padding-bottom: var(--chi-s12);
  border-bottom: 1px solid rgba(255 255 255 / .07);
}
.chi-footer__logo img   { height: 36px; filter: brightness(0) invert(1); margin-bottom: var(--chi-s4); }
.chi-footer__logo span  { font-size: var(--chi-text-lg); font-weight: 800; color: #fff; }
.chi-footer__tagline    { font-size: var(--chi-text-sm); line-height: 1.6; margin-top: var(--chi-s2); max-width: 280px; }
.chi-footer__social     { display: flex; gap: var(--chi-s3); margin-top: var(--chi-s5); flex-wrap: wrap; }
.chi-footer__social a {
  width: 36px; height: 36px; display: grid; place-items: center;
  border: 1px solid var(--chi-border); border-radius: var(--chi-r);
  color: rgba(255 255 255 / .5); transition: all var(--chi-ease);
}
.chi-footer__social a:hover { border-color: var(--chi-primary); color: var(--chi-primary); transform: translateY(-2px); }
.chi-footer__nav h4, .chi-footer__contact h4 {
  font-family: var(--chi-font-mono); font-size: var(--chi-text-xs); font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em;
  color: rgba(255 255 255 / .35); margin-bottom: var(--chi-s5);
}
.chi-footer__links { display: flex; flex-direction: column; gap: var(--chi-s2); }
.chi-footer__links a { font-size: var(--chi-text-sm); transition: color var(--chi-ease); }
.chi-footer__links a:hover { color: #fff; }
.chi-footer__link--indent { padding-left: 0.875rem; position: relative; }
.chi-footer__link--indent::before { content: '↳'; position: absolute; left: 0; color: rgba(255,255,255,.25); font-size: 10px; top: 0.1em; }
.chi-footer__contact ul { display: flex; flex-direction: column; gap: var(--chi-s3); }
.chi-footer__contact li { display: flex; align-items: flex-start; gap: var(--chi-s3); font-size: var(--chi-text-sm); }
.chi-footer__contact svg { flex-shrink: 0; margin-top: 2px; color: var(--chi-accent); }
.chi-footer__contact a:hover { color: #fff; }
.chi-footer__bottom {
  padding-block: var(--chi-s5);
  font-family: var(--chi-font-mono); font-size: var(--chi-text-xs); color: rgba(255 255 255 / .3);
  letter-spacing: 0.05em; text-align: center;
}
.chi-footer__bottom-inner { display: flex; justify-content: center; align-items: center; }
.chi-footer__bottom small { display: inline-flex; align-items: center; gap: 4px; }
.chi-footer__bottom a { color: rgba(255 255 255 / .45); transition: color var(--chi-ease); }
.chi-footer__bottom a:hover { color: #fff; }

/* ── Barra de edição flutuante ───────────────────────────────────────────── */
.chi-edit-bar {
  position: fixed; bottom: var(--chi-s4); left: 50%; transform: translateX(-50%);
  z-index: 9999; background: var(--chi-dark); color: #fff;
  border-radius: var(--chi-r-full); box-shadow: var(--chi-shadow-xl);
  border: 1px solid rgba(255 255 255 / .1);
}
.chi-edit-bar__inner { display: flex; align-items: center; gap: var(--chi-s3); padding: var(--chi-s2) var(--chi-s4); white-space: nowrap; }
.chi-edit-bar__label { display: flex; align-items: center; gap: var(--chi-s2); font-size: var(--chi-text-sm); color: rgba(255 255 255 / .5); padding-right: var(--chi-s3); border-right: 1px solid rgba(255 255 255 / .12); }
.chi-edit-bar__actions { display: flex; gap: var(--chi-s2); }
.chi-edit-bar__btn { padding: var(--chi-s2) var(--chi-s4); border-radius: var(--chi-r-full); font-size: var(--chi-text-sm); font-weight: 600; background: var(--chi-primary); color: #fff; transition: background var(--chi-ease); }
.chi-edit-bar__btn:hover { background: var(--chi-primary-dark); }
.chi-edit-bar__btn--secondary { background: rgba(255 255 255 / .1); }
.chi-edit-bar__btn--secondary:hover { background: rgba(255 255 255 / .2); }
.chi-edit-bar__close { color: rgba(255 255 255 / .35); font-size: 1rem; transition: color var(--chi-ease); padding: 0 var(--chi-s1); }
.chi-edit-bar__close:hover { color: #fff; }

/* ── Scroll reveal ───────────────────────────────────────────────────────── */
.chi-reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.chi-reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ── Animações ───────────────────────────────────────────────────────────── */
@keyframes chi-pulse-glow { 0%, 100% { opacity: .35; } 50% { opacity: .8; } }
@keyframes chi-particle {
  0%   { transform: translateY(0) translateX(0); opacity: 0; }
  10%  { opacity: 0.8; }
  90%  { opacity: 0.8; }
  100% { transform: translateY(-110vh) translateX(40px); opacity: 0; }
}
@keyframes chi-float {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50%       { transform: translate3d(0, -12px, 0); }
}

/* ── Language switcher ───────────────────────────────────────────────────── */
.chi-lang-switcher {
  display: inline-flex; align-items: center; gap: 0.125rem;
  background: rgba(255,255,255,0.06); border: 1px solid var(--chi-border);
  border-radius: var(--chi-r-lg); overflow: hidden; flex-shrink: 0;
}
.chi-lang-btn {
  padding: 0.3rem 0.6rem; font-size: 11px; font-weight: 700;
  letter-spacing: 0.05em; color: var(--chi-text-muted);
  transition: background 0.2s, color 0.2s;
}
.chi-lang-btn:hover { color: var(--chi-text); background: rgba(255,255,255,0.08); }
.chi-lang-btn.is-active { background: var(--chi-primary); color: #fff; }

/* ── Header WhatsApp button ──────────────────────────────────────────────── */
.chi-header__wa {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: #25D366; color: #fff; font-weight: 600; font-size: var(--chi-text-sm);
  padding: 0.45rem 1rem; border-radius: var(--chi-r-lg);
  transition: background 0.25s, transform 0.2s; white-space: nowrap;
}
.chi-header__wa:hover { background: #1ebe5c; transform: translateY(-1px); }

/* ── Posicionamento — quotes ─────────────────────────────────────────────── */
.chi-pos__quotes {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1.5rem; margin-top: 3rem;
}
.chi-pos__quote {
  background: rgba(75, 140, 245, 0.06); backdrop-filter: blur(12px);
  border: 1px solid var(--chi-border); border-radius: var(--chi-r-xl); padding: 2.5rem;
}
.chi-pos__quote-lbl {
  font-family: var(--chi-font-mono); font-size: 10px; letter-spacing: 0.35em;
  color: var(--chi-primary); margin-bottom: 1rem; display: block; text-transform: uppercase;
}
.chi-pos__quote p {
  font-size: clamp(1.125rem, 2vw, 1.5rem); font-weight: 600; line-height: 1.3;
}

/* ── Responsivo ──────────────────────────────────────────────────────────── */
@media (min-width: 768px) {
  .chi-diferenciais-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .chi-mvv-grid { grid-template-columns: repeat(3, 1fr); }
  .chi-diferenciais-grid { grid-template-columns: repeat(3, 1fr); }
  .chi-diferencial-cap { display: flex; }
}

@media (max-width: 1200px) {
  .chi-maquina-layout { gap: 2.5rem; }
}

@media (max-width: 1024px) {
  .chi-footer__grid { grid-template-columns: 1fr 1fr 1fr; }
  .chi-footer__brand { grid-column: 1 / -1; }

  .chi-maquina-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .chi-maquina-layout--flip .chi-maquina-visual { order: 0; }
  .chi-maquina-layout--flip .chi-maquina-info   { order: 0; }
  .chi-maquina-section { padding-block: 4rem; }
}

/* ── Mobile bottom navbar ─────────────────────────────────── */
.chi-bottomnav { display: none; }

@media (max-width: 768px) {
  .chi-bottomnav {
    display: flex; align-items: center; justify-content: space-between;
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 101;
    height: 56px;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    padding-inline: var(--chi-s5);
    background: rgba(10, 13, 20, 0.97);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255,255,255,.08);
    gap: var(--chi-s3);
  }
  .chi-bottomnav__wa {
    display: inline-flex; align-items: center; gap: var(--chi-s2);
    background: #25D366; color: #fff;
    border-radius: var(--chi-r-full);
    padding: 0.4rem 1.1rem;
    font-size: 0.875rem; font-weight: 600; text-decoration: none;
    transition: opacity .2s;
  }
  .chi-bottomnav__wa:hover { opacity: .88; }
  .chi-bottomnav .chi-lang-switcher { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.12); }
}

@media (max-width: 768px) {
  .chi-nav {
    display: none; position: fixed; top: var(--chi-header-h); left: 0; right: 0;
    bottom: calc(56px + env(safe-area-inset-bottom, 0px));
    background: rgba(10, 13, 20, 0.98); backdrop-filter: blur(20px);
    flex-direction: column; padding: var(--chi-s6); overflow-y: auto; z-index: 99;
  }
  .chi-nav.is-open { display: flex; }
  .chi-nav__list { flex-direction: column; width: 100%; gap: 0; }
  .chi-nav__list a { display: block; padding: var(--chi-s4); font-size: var(--chi-text-base); border-bottom: 1px solid var(--chi-border); border-radius: 0; }
  .chi-hamburger { display: flex; }
  .chi-header__wa { display: none; }
  .chi-header .chi-lang-switcher { display: none; }
  body { padding-bottom: calc(56px + env(safe-area-inset-bottom, 0px)); }

  .chi-header__inner { display: grid; grid-template-columns: 1fr auto 1fr; }
  .chi-header__logo  { grid-column: 2; }
  .chi-header__right { grid-column: 3; justify-self: end; }

  .chi-about-grid   { grid-template-columns: 1fr; }
  .chi-about-image  { order: -1; }
  .chi-contact-grid { grid-template-columns: 1fr; }
  .chi-form-row     { grid-template-columns: 1fr; }
  .chi-footer__grid { grid-template-columns: 1fr; }
  .chi-page-hero__title { font-size: var(--chi-text-3xl); }
  .chi-hero__stats { grid-template-columns: repeat(3, 1fr); gap: 1rem; }

  .chi-maquinas-grid { grid-template-columns: 1fr; }
  .chi-pos__quotes   { grid-template-columns: 1fr; }

  .chi-edit-bar { bottom: calc(56px + env(safe-area-inset-bottom, 0px) + var(--chi-s3)); left: var(--chi-s3); right: var(--chi-s3); transform: none; border-radius: var(--chi-r-lg); }
  .chi-edit-bar__inner { flex-wrap: wrap; justify-content: space-between; border-radius: var(--chi-r-lg); }
}

@media (max-width: 480px) {
  .chi-section { padding-block: var(--chi-s12); }
  .chi-services-grid { grid-template-columns: 1fr; }
  .chi-values-grid   { grid-template-columns: 1fr; }
  .chi-hero__stats   { max-width: 100%; gap: 0.75rem; }
  .chi-hero__actions { flex-direction: column; align-items: flex-start; }
  .chi-hero__actions .chi-btn { width: 100%; justify-content: center; }
  .chi-pos__title    { font-size: clamp(2.5rem, 12vw, 5rem); }
  .chi-maquina-name  { font-size: clamp(1.75rem, 8vw, 2.5rem); }
  .chi-maquina-section { padding-block: 3rem; }
  .chi-btn--whatsapp { width: 100%; justify-content: center; }
  .chi-edit-bar__label { display: none; }
}