/* ============================================================
   Serra & Vale Equipamentos — Estilos do site
   Layout, componentes e responsividade (sobre os tokens).
   ============================================================ */

/* ---------- Layout base ---------- */
body { display: flex; flex-direction: column; min-height: 100vh; }
main { flex: 1; }

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

.section { padding-block: clamp(48px, 7vw, 80px); }
.section--tight { padding-block: clamp(36px, 5vw, 56px); }
.section--dark { background: var(--surface-dark); color: var(--graphite-300); }
.section--steel { background: var(--surface-dark-soft); color: var(--graphite-300); }

.section-head { margin-bottom: var(--space-8); }
.section-head h2 {
  font-size: clamp(28px, 4.5vw, 40px);
  text-transform: uppercase;
  margin-top: var(--space-2);
}
.section-head--row {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: var(--space-6); flex-wrap: wrap;
}

.lead { font-size: clamp(16px, 2vw, 19px); line-height: 1.6; color: var(--text-body); }
.lead--dark { color: var(--graphite-300); }
.muted { color: var(--text-muted); }
.mono { font-family: var(--font-mono); }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 42px; padding: 10px 20px;
  font-family: var(--font-sans); font-weight: var(--weight-semibold);
  font-size: 16px; line-height: 1; letter-spacing: 0.01em;
  border: var(--border-thin) solid transparent; border-radius: var(--radius-md);
  cursor: pointer; white-space: nowrap; user-select: none; text-decoration: none;
  transition: background var(--dur-fast) var(--ease-standard),
              transform var(--dur-fast) var(--ease-standard),
              border-color var(--dur-fast) var(--ease-standard);
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn svg { width: 1.1em; height: 1.1em; }

.btn--primary {
  background: var(--amber-400); color: var(--graphite-900);
  box-shadow: var(--shadow-xs);
}
.btn--primary:hover { background: var(--amber-500); }
.btn--primary:active { background: var(--amber-600); }

.btn--secondary {
  background: transparent; color: var(--graphite-800);
  border-color: var(--border-strong);
}
.btn--secondary:hover { background: var(--graphite-100); }
.btn--secondary:active { background: var(--graphite-200); }

.btn--dark {
  background: var(--graphite-900); color: var(--graphite-50);
}
.btn--dark:hover { background: var(--graphite-800); }

.btn--ghost { background: transparent; color: var(--graphite-700); }
.btn--ghost:hover { background: var(--graphite-100); }

/* botão claro sobre fundo escuro */
.btn--on-dark {
  background: transparent; color: var(--graphite-100);
  border-color: var(--graphite-600);
}
.btn--on-dark:hover { background: rgba(255,255,255,.06); border-color: var(--graphite-500); }

.btn--whats { background: #25d366; color: #0b3d24; border-color: transparent; }
.btn--whats:hover { background: #1eb858; }

.btn--sm { min-height: 34px; padding: 7px 14px; font-size: 14px; }
.btn--lg { min-height: 52px; padding: 14px 28px; font-size: 18px; }
.btn--block { width: 100%; }

/* ---------- Eyebrow espaçado ---------- */
.eyebrow { display: inline-block; }
.eyebrow + h1, .eyebrow + h2 { margin-top: var(--space-3); }

/* ---------- Badges ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; font-family: var(--font-mono); font-weight: var(--weight-medium);
  font-size: 12px; letter-spacing: 0.04em; line-height: 1.4; text-transform: uppercase;
  border-radius: var(--radius-pill); border: 1px solid transparent; white-space: nowrap;
}
.badge--square { border-radius: var(--radius-sm); }
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex-shrink: 0; }

.badge--neutral { background: var(--graphite-100); color: var(--graphite-700); border-color: rgba(43,52,59,.18); }
.badge--brand   { background: var(--amber-50); color: var(--amber-700); border-color: rgba(171,78,8,.22); }
.badge--success { background: var(--color-success-tint); color: var(--color-success); border-color: rgba(44,111,68,.22); }
.badge--solid-neutral { background: var(--graphite-700); color: var(--graphite-50); border-color: transparent; }
.badge--solid-brand   { background: var(--amber-400); color: var(--graphite-900); border-color: transparent; }

/* ---------- Cards ---------- */
.card {
  position: relative; background: var(--surface-card);
  border: var(--border-hairline) solid var(--border-subtle);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
  padding: var(--space-6); overflow: hidden;
  transition: box-shadow var(--dur-base) var(--ease-standard),
              transform var(--dur-base) var(--ease-standard),
              border-color var(--dur-base) var(--ease-standard);
}
.card--flush { padding: 0; }
.card--interactive { cursor: pointer; }
.card--interactive:hover {
  box-shadow: var(--shadow-md); transform: translateY(-2px);
  border-color: var(--border-default);
}
a.card { text-decoration: none; color: inherit; display: flex; flex-direction: column; }
a.card:hover { text-decoration: none; }

.card__accent-amber::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--amber-400);
}
.card__accent-hazard::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 6px;
  background: linear-gradient(90deg, var(--amber-400), var(--amber-500));
}

/* ---------- Spec list ---------- */
.spec-list { display: grid; grid-template-columns: 1fr; margin: 0; }
.spec-list--2col { grid-template-columns: 1fr 1fr; gap: 0 var(--space-8); }
.spec-list .spec {
  display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-4);
  padding: 11px 0; border-bottom: var(--border-hairline) solid var(--border-subtle);
}
.spec-list--dense .spec { padding: 7px 0; }
.spec dt { font-size: 14px; color: var(--text-muted); }
.spec dd {
  margin: 0; font-family: var(--font-mono); font-weight: var(--weight-semibold);
  font-size: 16px; color: var(--text-strong); text-align: right; white-space: nowrap;
}
.spec-list--dense dd { font-size: 14px; }
.spec dd .unit { color: var(--text-muted); font-weight: 400; margin-left: 3px; }

/* ---------- Foto / placeholder ---------- */
.photo { position: relative; border-radius: var(--radius-lg); overflow: hidden; background: var(--graphite-800); }
.photo img { width: 100%; height: 100%; object-fit: cover; }
.photo--flat { border-radius: 0; }

/* Foto de produto em fundo branco — tratamento "showroom".
   Fundo branco puro (funde com a foto, sem moldura visível);
   o sombreado interno sutil dá leve profundidade de vitrine. */
.photo--studio {
  background: #ffffff;
  box-shadow: inset 0 0 56px rgba(27,32,38,.05);
  display: flex; align-items: center; justify-content: center; padding: 14px;
}
.photo--studio img {
  width: 100%; height: 100%; object-fit: contain;
  transition: transform var(--dur-slow) var(--ease-out);
}

.photo--placeholder {
  background: linear-gradient(150deg, #2b343b, var(--graphite-900));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.05);
  display: flex; align-items: center; justify-content: center; min-height: 200px;
}
.photo--placeholder::before {
  content: ""; position: absolute; top: 0; left: 0; width: 72px; height: 8px;
  background: linear-gradient(90deg, var(--amber-400), var(--amber-500));
}
.photo--placeholder .ph-mark {
  position: absolute; right: -18px; bottom: -14px; height: 60%; max-height: 150px;
  opacity: .08; pointer-events: none;
}
.photo--placeholder .ph-label {
  position: relative; display: flex; flex-direction: column; align-items: center; gap: 9px;
  color: var(--graphite-400); font-family: var(--font-mono); font-size: 10.5px;
  letter-spacing: .18em; text-transform: uppercase; text-align: center; padding: 12px;
}
.photo--placeholder .ph-label svg { width: 24px; height: 24px; stroke-width: 1.5; }
.photo__tags { position: absolute; left: 16px; bottom: 16px; display: flex; gap: 8px; }

/* ============================================================
   Header
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: var(--z-sticky); height: var(--header-height);
  background: color-mix(in srgb, var(--graphite-900) 96%, transparent);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--graphite-700);
}
.site-header__inner {
  max-width: var(--container-max); margin-inline: auto; height: 100%;
  padding-inline: var(--container-pad); display: flex; align-items: center; gap: 24px;
}
.site-header__logo { display: flex; align-items: center; }
.site-header__logo img { height: 52px; width: auto; }

.site-nav { display: flex; gap: 2px; margin-left: 8px; }
.site-nav a {
  padding: 8px 14px; border-radius: var(--radius-sm);
  font-family: var(--font-sans); font-weight: 600; font-size: 15px;
  color: var(--graphite-200); text-decoration: none;
  transition: color var(--dur-fast) var(--ease-standard), background var(--dur-fast) var(--ease-standard);
}
.site-nav a:hover { color: var(--graphite-50); background: rgba(255,255,255,.05); text-decoration: none; }
.site-nav a.is-active { color: var(--amber-400); }

.site-header__actions { margin-left: auto; display: flex; align-items: center; gap: 16px; }
.header-phone {
  display: inline-flex; align-items: center; gap: 7px;
  color: var(--graphite-200); font-family: var(--font-mono); font-size: 13px;
}
.header-phone:hover { color: var(--amber-400); text-decoration: none; }
.header-phone svg { width: 15px; height: 15px; color: var(--amber-400); }

.nav-toggle {
  display: none; align-items: center; justify-content: center;
  width: 42px; height: 42px; margin-left: auto;
  background: transparent; border: 1px solid var(--graphite-600); border-radius: var(--radius-sm);
  color: var(--graphite-100); cursor: pointer;
}
.nav-toggle svg { width: 22px; height: 22px; }
/* Troca o ícone hambúrguer/X conforme o menu */
.nav-toggle__close { display: none; }
.site-header.is-open .nav-toggle__open { display: none; }
.site-header.is-open .nav-toggle__close { display: inline-block; }

/* Skip-link — visível só ao receber foco pelo teclado */
.skip-link {
  position: absolute; left: 8px; top: -56px; z-index: var(--z-toast);
  background: var(--graphite-900); color: var(--graphite-50);
  padding: 10px 16px; border-radius: var(--radius-sm);
  font-family: var(--font-sans); font-weight: 600; text-decoration: none;
  transition: top var(--dur-fast) var(--ease-standard);
}
.skip-link:focus { top: 8px; text-decoration: none; }

/* ============================================================
   Hero — full-bleed cinematográfico (foto de operação)
   ============================================================ */
.hero { position: relative; isolation: isolate; background: var(--graphite-900); overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: -2; }
.hero__bg img {
  width: 100%; height: 100%; object-fit: cover; object-position: 64% 50%;
  transform: scale(1.06);
  animation: hero-zoom 16s var(--ease-standard) forwards;
}
@keyframes hero-zoom { to { transform: scale(1); } }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(96deg, rgba(18,23,28,.95) 0%, rgba(18,23,28,.82) 34%, rgba(18,23,28,.42) 64%, rgba(18,23,28,.12) 100%),
    linear-gradient(0deg, rgba(18,23,28,.85) 0%, rgba(18,23,28,0) 42%);
}
.hero::after {
  content: ""; position: absolute; bottom: 0; left: 0; width: clamp(160px, 26vw, 340px); height: 4px;
  background: linear-gradient(90deg, var(--amber-400), var(--amber-500));
}
.hero__inner {
  position: relative; max-width: var(--container-max); margin-inline: auto;
  min-height: min(740px, 86vh);
  padding: clamp(96px, 13vw, 150px) var(--container-pad) clamp(92px, 11vw, 132px);
  display: flex; align-items: center;
}
.hero__content { max-width: 660px; }
.hero h1 {
  font-size: clamp(44px, 8.4vw, 78px); line-height: .92; color: var(--graphite-50);
  text-transform: uppercase; margin: 18px 0 24px;
  text-shadow: 0 2px 36px rgba(0,0,0,.35);
}
.hero h1 .accent { color: var(--amber-400); }
.hero p { font-size: clamp(16px, 2.2vw, 19px); line-height: 1.65; color: var(--graphite-200); max-width: 500px; margin: 0 0 34px; }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; }

/* ============================================================
   Faixa de números
   ============================================================ */
.stats { background: var(--surface-dark-soft); }
.stats__grid {
  max-width: var(--container-max); margin-inline: auto;
  padding: 28px var(--container-pad);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat + .stat { border-left: 1px solid var(--graphite-700); padding-left: 24px; }
.stat__value { font-family: var(--font-display); font-weight: 700; font-size: clamp(30px,4vw,38px); color: var(--amber-400); line-height: 1; }
.stat__value .unit { font-size: .5em; color: var(--graphite-300); margin-left: 4px; }
.stat__label { font-size: 14px; color: var(--graphite-300); }

/* ============================================================
   Categorias
   ============================================================ */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cat-card { display: flex; flex-direction: column; gap: 14px; min-height: 168px; }
.cat-card__icon {
  width: 48px; height: 48px; border-radius: var(--radius-md); background: var(--amber-50);
  display: flex; align-items: center; justify-content: center; color: var(--amber-600);
}
.cat-card__icon svg { width: 24px; height: 24px; }
.cat-card h3 { font-size: 21px; }
.cat-card__foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; }
.cat-card__foot .count { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); }
.cat-card__foot svg { width: 18px; height: 18px; color: var(--text-muted); }

/* ============================================================
   Cards de máquina
   ============================================================ */
.machine-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.machine-card { display: flex; flex-direction: column; }
.machine-card .photo { height: 212px; border-bottom: 1px solid var(--border-subtle); }
.machine-card:hover .photo--studio img { transform: scale(1.045); }
.machine-card__body { padding: var(--space-5); display: flex; flex-direction: column; gap: 12px; flex: 1; }
.machine-card__top { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.machine-card h3 { font-size: 24px; line-height: 1.05; margin-bottom: 2px; }
.machine-card__meta { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); letter-spacing: .04em; }
.machine-card__foot {
  margin-top: auto; display: flex; align-items: flex-end; justify-content: space-between;
  gap: 12px; padding-top: 6px;
}
.machine-card__price { font-family: var(--font-display); font-weight: 700; font-size: 22px; color: var(--text-strong); line-height: 1; }
.machine-card__note { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); }

/* ============================================================
   Faixa CTA
   ============================================================ */
.cta-band { position: relative; background: var(--graphite-900); overflow: hidden; }
.cta-band::before {
  content: ""; position: absolute; top: 0; right: 0; width: 200px; height: 8px;
  background: linear-gradient(90deg, var(--amber-400), var(--amber-500));
}
.cta-band__inner {
  max-width: var(--container-max); margin-inline: auto; padding: clamp(40px,6vw,64px) var(--container-pad);
  display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap;
}
.cta-band h2 { font-size: clamp(28px,5vw,44px); color: var(--graphite-50); text-transform: uppercase; line-height: 1; margin-bottom: 12px; }
.cta-band h2 .accent { color: var(--amber-400); }
.cta-band p { font-size: 18px; color: var(--graphite-300); }

/* ============================================================
   Cabeçalho de página interna
   ============================================================ */
.page-hero { position: relative; background: var(--graphite-900); overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, #222a30, #1b2026); }
.page-hero::after { content: ""; position: absolute; bottom: 0; left: 0; right: 0; height: 5px; background: linear-gradient(90deg, var(--amber-400), var(--amber-500)); }
.page-hero__inner { position: relative; max-width: var(--container-max); margin-inline: auto; padding: clamp(40px,6vw,64px) var(--container-pad); }
.page-hero h1 { font-size: clamp(34px,6vw,54px); color: var(--graphite-50); text-transform: uppercase; margin: 8px 0 14px; }
.page-hero p { color: var(--graphite-300); max-width: 620px; font-size: clamp(16px,2vw,18px); line-height: 1.6; }
.breadcrumb { font-family: var(--font-mono); font-size: 12px; color: var(--graphite-400); letter-spacing: .04em; }
.breadcrumb a { color: var(--graphite-300); }

/* ---------- Bloco de conteúdo genérico ---------- */
.prose p + p { margin-top: var(--space-4); }
.prose h2 { font-size: clamp(24px,3.5vw,34px); text-transform: uppercase; margin: var(--space-10) 0 var(--space-4); }
.prose h3 { font-size: 22px; margin: var(--space-8) 0 var(--space-3); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px,4vw,48px); align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

/* Lista de diferenciais / valores */
.feature { display: flex; gap: 14px; align-items: flex-start; }
.feature__icon {
  flex-shrink: 0; width: 44px; height: 44px; border-radius: var(--radius-md);
  background: var(--amber-50); color: var(--amber-600);
  display: flex; align-items: center; justify-content: center;
}
.feature__icon svg { width: 22px; height: 22px; }
.feature h3 { font-size: 20px; margin-bottom: 4px; }
.feature p { font-size: 15px; color: var(--text-body); }

/* ---------- Serviços ---------- */
.service-card { display: flex; flex-direction: column; gap: 12px; }
.service-card .feature__icon { width: 52px; height: 52px; }
.service-card h3 { font-size: 23px; }
.service-card ul { margin: 4px 0 0; padding-left: 18px; color: var(--text-body); font-size: 15px; }
.service-card li { margin-bottom: 4px; }

/* ============================================================
   Formulário (contato)
   ============================================================ */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--space-4); }
.field--full { grid-column: 1 / -1; }
.field label { font-family: var(--font-sans); font-weight: 600; font-size: 14px; color: var(--text-strong); }
.field label .req { color: var(--amber-600); }
.field .hint { font-size: 12px; color: var(--text-muted); }
.input, .textarea, .select {
  font-family: var(--font-sans); font-size: 16px; color: var(--text-strong);
  background: #fff; border: var(--border-hairline) solid var(--border-default);
  border-radius: var(--radius-sm); padding: 11px 14px; width: 100%;
  transition: border-color var(--dur-fast) var(--ease-standard), box-shadow var(--dur-fast) var(--ease-standard);
}
.input:focus, .textarea:focus, .select:focus {
  outline: none; border-color: var(--amber-400);
  box-shadow: 0 0 0 3px rgba(233,109,9,.18);
}
.textarea { min-height: 130px; resize: vertical; }
/* honeypot anti-spam — escondido de humanos */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.alert {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 14px 16px; border-radius: var(--radius-md);
  border: 1px solid transparent; font-size: 15px; margin-bottom: var(--space-5);
}
.alert svg { width: 20px; height: 20px; flex-shrink: 0; margin-top: 2px; }
.alert--success { background: var(--color-success-tint); color: var(--color-success); border-color: rgba(44,111,68,.25); }
.alert--danger  { background: var(--color-danger-tint); color: var(--red-600); border-color: rgba(196,61,47,.25); }

.contact-info { display: flex; flex-direction: column; gap: var(--space-5); }
.contact-line { display: flex; gap: 14px; align-items: flex-start; }
.contact-line__icon {
  flex-shrink: 0; width: 42px; height: 42px; border-radius: var(--radius-md);
  background: var(--graphite-900); color: var(--amber-400);
  display: flex; align-items: center; justify-content: center;
}
.contact-line__icon svg { width: 20px; height: 20px; }
.contact-line .label { font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); }
.contact-line .value { font-size: 17px; color: var(--text-strong); font-weight: 500; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer { background: var(--graphite-900); color: var(--graphite-300); margin-top: auto; }
.site-footer__stripe { height: 6px; background: linear-gradient(90deg, var(--amber-400), var(--amber-500)); }
.site-footer__inner { max-width: var(--container-max); margin-inline: auto; padding: 48px var(--container-pad); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.footer-brand img { height: 44px; width: auto; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.6; max-width: 280px; color: var(--graphite-400); }
.footer-col h4 { font-family: var(--font-mono); font-weight: 500; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--amber-400); margin-bottom: 14px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.footer-col a { color: var(--graphite-300); font-size: 14px; }
.footer-col a:hover { color: var(--amber-400); }
.footer-bottom {
  margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--graphite-700);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 12px; color: var(--graphite-400);
}
.footer-bottom a { color: var(--graphite-300); }
.footer-bottom a:hover { color: var(--amber-400); }
.footer-bottom__links { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }

/* Redes sociais no rodapé */
.footer-social { display: flex; gap: 10px; margin-top: 16px; }
.footer-social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: var(--radius-sm);
  border: 1px solid var(--graphite-700); color: var(--graphite-200);
  transition: color var(--dur-fast) var(--ease-standard), border-color var(--dur-fast) var(--ease-standard), background var(--dur-fast) var(--ease-standard);
}
.footer-social a:hover { color: var(--amber-400); border-color: var(--amber-400); background: rgba(255,255,255,.04); }
.footer-social svg { width: 18px; height: 18px; }

/* ============================================================
   Botão flutuante de WhatsApp
   ============================================================ */
.whats-float {
  position: fixed; right: 20px; bottom: 20px; z-index: var(--z-toast);
  display: inline-flex; align-items: center; gap: 10px;
  background: #25d366; color: #0b3d24; font-family: var(--font-sans); font-weight: 700; font-size: 15px;
  padding: 12px 18px; border-radius: var(--radius-pill); box-shadow: var(--shadow-lg);
  text-decoration: none; transition: transform var(--dur-fast) var(--ease-standard), background var(--dur-fast) var(--ease-standard);
}
.whats-float:hover { background: #1eb858; transform: translateY(-2px); text-decoration: none; }
.whats-float svg { width: 24px; height: 24px; }

/* ============================================================
   Utilidades
   ============================================================ */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.stack > * + * { margin-top: var(--space-4); }
.divider { height: 1px; background: var(--border-subtle); border: 0; margin-block: var(--space-8); }

/* ============================================================
   Responsivo
   ============================================================ */
@media (max-width: 960px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-brand { grid-column: 1 / -1; }
  .cat-grid, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .machine-grid, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats__grid { grid-template-columns: repeat(2, 1fr); gap: 20px 24px; }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; }
}

@media (max-width: 820px) {
  /* navegação móvel */
  .site-nav, .site-header__actions { display: none; }
  .nav-toggle { display: inline-flex; }
  .site-header.is-open .site-nav {
    display: flex; flex-direction: column; gap: 4px;
    position: absolute; top: var(--header-height); left: 0; right: 0;
    background: var(--graphite-900); border-bottom: 1px solid var(--graphite-700);
    padding: 12px var(--container-pad); margin: 0;
  }
  .site-header.is-open .site-header__actions {
    display: flex; flex-direction: column; align-items: stretch; gap: 12px;
    position: absolute; top: calc(var(--header-height) + 1px); left: 0; right: 0;
    background: var(--graphite-900); padding: 0 var(--container-pad) 16px; margin: 0;
    border-bottom: 1px solid var(--graphite-700); transform: translateY(116px);
  }
  .site-header.is-open .site-nav a { font-size: 16px; padding: 10px 8px; }
  .site-header.is-open .header-phone { padding: 6px 8px; }
  .site-header.is-open .site-header__actions .btn { width: 100%; }

  .hero__inner { grid-template-columns: 1fr; }
  .hero__media { min-height: 280px; order: -1; }
  .grid-2 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px) {
  .cat-grid, .grid-4, .machine-grid, .grid-3, .stats__grid { grid-template-columns: 1fr; }
  .stat + .stat { border-left: 0; padding-left: 0; padding-top: 16px; border-top: 1px solid var(--graphite-700); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 6px; }
  .whats-float span { display: none; }
  .whats-float { padding: 14px; }
  .hero__cta .btn { width: 100%; }
}

/* ============================================================
   Pilares de atendimento (faixa escura — substitui métricas)
   ============================================================ */
.pillars { position: relative; z-index: 2; padding-inline: var(--container-pad); margin-top: clamp(-76px, -7vw, -46px); }
.pillars__grid {
  max-width: var(--container-max); margin-inline: auto;
  background: var(--surface-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  padding: clamp(22px, 3vw, 34px);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(20px, 2.6vw, 32px);
}
.pillar { display: flex; gap: 14px; align-items: flex-start; }
.pillar__icon {
  flex-shrink: 0; width: 46px; height: 46px; border-radius: var(--radius-md);
  background: var(--amber-50); color: var(--amber-600);
  display: flex; align-items: center; justify-content: center;
}
.pillar__icon svg { width: 22px; height: 22px; }
.pillar h3 { font-size: 16px; color: var(--text-strong); text-transform: uppercase; letter-spacing: .01em; }
.pillar p { font-size: 13px; color: var(--text-muted); margin-top: 4px; line-height: 1.45; }

/* ============================================================
   Bloco promocional / chamada (ex.: anunciar máquina)
   ============================================================ */
.promo {
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  background: var(--surface-card); border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--amber-400); border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 30px); box-shadow: var(--shadow-sm);
}
.promo h3 { font-size: clamp(20px, 3vw, 26px); text-transform: uppercase; }
.promo p { color: var(--text-muted); margin-top: 4px; max-width: 560px; }

/* ---------- FAQ (perguntas frequentes) ---------- */
.faq { display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  background: var(--surface-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md); padding: 4px 18px;
}
.faq-item summary {
  cursor: pointer; list-style: none; padding: 14px 28px 14px 0; position: relative;
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
  color: var(--text-strong); text-transform: uppercase; letter-spacing: .01em;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  font-family: var(--font-mono); font-size: 22px; color: var(--amber-500); line-height: 1;
}
.faq-item[open] summary::after { content: "–"; }
.faq-item p { padding: 0 0 16px; color: var(--text-body); font-size: 15px; line-height: 1.6; }

/* Nota de parceria / transparência */
.partner-note {
  display: flex; gap: 12px; align-items: flex-start;
  background: var(--surface-brand-tint); border: 1px solid rgba(171,78,8,.18);
  border-radius: var(--radius-md); padding: 14px 16px; font-size: 14px; color: var(--amber-800);
  line-height: 1.5;
}
.partner-note svg { width: 20px; height: 20px; flex-shrink: 0; color: var(--amber-600); margin-top: 1px; }

/* ============================================================
   Página da máquina (ficha / landing)
   ============================================================ */
.equip-top { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(24px, 4vw, 40px); align-items: start; }
.equip-photo { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); border: 1px solid var(--border-subtle); }
.equip-photo.is-studio { background: #ffffff; box-shadow: inset 0 0 80px rgba(27,32,38,.05); }
.equip-photo img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; display: block; }
.equip-photo.is-studio img { object-fit: contain; padding: clamp(18px, 3.2vw, 40px); }
.equip-photo.photo--placeholder { aspect-ratio: 3 / 2; }
.equip-info .equip-meta { font-family: var(--font-mono); font-size: 13px; color: var(--text-muted); letter-spacing: .04em; }
.equip-info h1 { font-size: clamp(28px, 4.5vw, 40px); text-transform: uppercase; margin: 6px 0 12px; }
.equip-cta { display: flex; flex-direction: column; gap: 10px; margin-top: var(--space-6); }
.equip-cta .btn { width: 100%; }
.equip-cta__row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.equip-keyspecs { margin-top: var(--space-6); border-top: 1px solid var(--border-subtle); padding-top: var(--space-5); }

.ficha { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8) var(--space-12); }
.ficha-group h3 {
  font-size: 15px; text-transform: uppercase; letter-spacing: .04em; color: var(--text-strong);
  margin-bottom: var(--space-2); padding-bottom: 6px; border-bottom: var(--border-thick) solid var(--amber-400);
  display: inline-block;
}

/* Ressalvas comerciais (letras miúdas) */
.terms { border-top: 1px solid var(--border-subtle); margin-top: var(--space-8); padding-top: var(--space-5); }
.terms ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.terms li { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--text-muted); line-height: 1.5; }
.terms li svg { width: 15px; height: 15px; flex-shrink: 0; margin-top: 3px; color: var(--text-faint); }

@media (max-width: 820px) {
  .pillars__grid { grid-template-columns: 1fr 1fr; gap: 20px 24px; }
  .equip-top { grid-template-columns: 1fr; }
  .ficha { grid-template-columns: 1fr; gap: var(--space-6); }
  .promo { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 560px) {
  .pillars__grid { grid-template-columns: 1fr; }
  .equip-cta__row { grid-template-columns: 1fr; }
}

/* ============================================================
   Movimento — revelações suaves ao rolar
   (só com JS ativo e quando o usuário não pede menos movimento;
    o cleanup no transitionend devolve o card à sua transição natural)
   ============================================================ */
@media (prefers-reduced-motion: no-preference) {
  html.js .reveal {
    opacity: 0; transform: translateY(24px);
    transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
  }
  html.js .reveal.is-visible { opacity: 1; transform: none; }
}

/* ============================================================
   Máquinas usadas (oportunidades) — cards, galeria, preço
   ============================================================ */
/* Selo de oportunidade sobre a foto */
.usado-flag {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--amber-400); color: var(--graphite-900);
  font-family: var(--font-mono); font-weight: 600; font-size: 11px;
  letter-spacing: .06em; text-transform: uppercase;
  padding: 5px 10px; border-radius: var(--radius-sm); box-shadow: var(--shadow-sm);
}
.usado-flag svg { width: 14px; height: 14px; }

/* Card de usado: foto real recortada (cover) */
.usado-card__photo { height: 212px; background: var(--graphite-800); }
.usado-card__photo img { width: 100%; height: 100%; object-fit: cover; }
.usado-card:hover .usado-card__photo img { transform: scale(1.04); transition: transform var(--dur-slow) var(--ease-out); }

/* Galeria da ficha (imagem principal + miniaturas) */
.gallery { display: flex; flex-direction: column; gap: 12px; }
.gallery__main {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border-subtle); box-shadow: var(--shadow-md); background: var(--graphite-800);
}
.gallery__main img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; }
.gallery__thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.gallery__thumb {
  padding: 0; border: 2px solid transparent; border-radius: var(--radius-md);
  overflow: hidden; cursor: pointer; background: var(--graphite-800); aspect-ratio: 4 / 3;
  transition: border-color var(--dur-fast) var(--ease-standard);
}
.gallery__thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gallery__thumb:hover { border-color: var(--amber-300); }
.gallery__thumb.is-active { border-color: var(--amber-400); }

/* Caixa de preço */
.price-box {
  display: flex; flex-direction: column; gap: 2px;
  background: var(--surface-card); border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--amber-400); border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6); box-shadow: var(--shadow-sm); margin-top: var(--space-5);
}
.price-box__label { font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--text-muted); }
.price-box__value { font-family: var(--font-display); font-weight: 700; font-size: clamp(32px, 5vw, 42px); color: var(--text-strong); line-height: 1.04; }
.price-box__meta { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* Destaque de usado na home */
.usado-feature { display: grid; grid-template-columns: 1.05fr .95fr; align-items: stretch; }
.usado-feature__photo { position: relative; min-height: 320px; background: var(--graphite-800); }
.usado-feature__photo img { width: 100%; height: 100%; object-fit: cover; }
.usado-feature__body { padding: clamp(20px, 3vw, 34px); display: flex; flex-direction: column; gap: 12px; }
.usado-feature__body h3 { font-size: clamp(24px, 3.6vw, 34px); text-transform: uppercase; }
.usado-feature__foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 10px; flex-wrap: wrap; }

@media (max-width: 760px) {
  .usado-feature { grid-template-columns: 1fr; }
  .usado-feature__photo { min-height: 230px; }
}

/* Vídeos da máquina usada */
.video-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.video-card { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border-subtle); box-shadow: var(--shadow-sm); background: var(--graphite-900); }
.video-card video { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: contain; background: #000; }
@media (max-width: 860px) { .video-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .video-grid { grid-template-columns: 1fr; } }