/* Pertinaz Portas — site institucional (usa tokens do design system) */
body { margin: 0; font-family: var(--font-body); color: var(--text-body); background: var(--surface-page); }
* { box-sizing: border-box; }
a { color: inherit; }
img { max-width: 100%; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: #fff; border-bottom: 1px solid var(--border-default); }
.site-header .inner { max-width: 1180px; margin: 0 auto; padding: 12px 24px; display: flex; align-items: center; gap: 28px; }
.site-header img.logo { height: 44px; display: block; }
.site-nav { display: flex; gap: 4px; margin-left: auto; }
.site-nav a { font-family: var(--font-display); font-weight: 700; font-size: 12px; letter-spacing: var(--caps-tracking); text-transform: uppercase; text-decoration: none; color: var(--cinza-500); padding: 10px 14px; border-radius: var(--radius-sm); transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out); }
.site-nav a:hover { background: var(--cinza-050); color: var(--text-heading); }
.site-nav a.active { background: var(--verde-050); color: var(--verde-800); }
.btn { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-display); font-weight: 700; letter-spacing: var(--caps-tracking); text-transform: uppercase; border-radius: var(--radius-sm); text-decoration: none; border: 2px solid transparent; cursor: pointer; transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out); }
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--verde-800); color: #fff; padding: 12px 24px; font-size: 14px; }
.btn-primary:hover { background: var(--verde-900); }
.btn-secondary { background: transparent; color: var(--verde-800); border-color: var(--verde-700); padding: 12px 24px; font-size: 14px; }
.btn-secondary:hover { background: var(--verde-050); }
.btn-lg { padding: 16px 32px; font-size: 16px; }

/* Layout */
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
section { padding: 64px 0; }
.eyebrow { font-family: var(--font-display); font-weight: 700; font-size: 13px; letter-spacing: var(--caps-tracking); text-transform: uppercase; color: var(--text-brand); margin-bottom: 8px; }
h1, h2, h3 { font-family: var(--font-display); color: var(--text-heading); text-transform: uppercase; line-height: 1.1; margin: 0; }
h1 { font-size: 48px; font-weight: 900; }
h2 { font-size: 32px; font-weight: 800; }
h3 { font-size: 17px; font-weight: 700; }
p.lead { font-size: 18px; line-height: 1.6; max-width: 58ch; }
p { line-height: 1.6; }

/* Hero */
.hero { position: relative; background: var(--cinza-950); color: #fff; padding: 0; }
.hero .bg { width: 100%; height: 560px; object-fit: cover; display: block; opacity: 0.92; }
.hero .overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,40,34,0.82) 0%, rgba(4,40,34,0.35) 55%, rgba(4,40,34,0) 100%); }
.hero .content { position: absolute; inset: 0; display: flex; align-items: center; }
.hero h1 { color: #fff; max-width: 14ch; }
.hero p { max-width: 44ch; font-size: 18px; opacity: 0.92; }

/* Cards */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
.card { background: var(--surface-card); border: 1px solid var(--border-default); border-radius: var(--radius-sm); overflow: hidden; text-decoration: none; display: flex; flex-direction: column; transition: box-shadow var(--dur-med) var(--ease-out), transform var(--dur-med) var(--ease-out); }
.card:hover { box-shadow: var(--shadow-float); transform: translateY(-2px); }
.card .thumb { background: var(--surface-subtle); display: flex; justify-content: center; padding: 24px 16px 16px; }
.card .thumb img { height: 190px; width: auto; object-fit: contain; }
.card .body { padding: 14px 18px 18px; }
.card .body p { font-size: 13px; margin: 4px 0 0; color: var(--text-body); }

/* Section bar */
.bar-brand { background: var(--verde-800); color: #fff; }
.bar-brand .eyebrow { color: rgba(255,255,255,0.75); }
.bar-brand h2, .bar-brand h1 { color: #fff; }

/* Feature tiles */
.features { display: flex; gap: 28px; flex-wrap: wrap; }
.feature { display: flex; align-items: center; gap: 12px; }
.feature .tile { width: 48px; height: 48px; border-radius: var(--radius-md); background: var(--surface-brand-tint); display: flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.feature .tile img { width: 24px; height: 24px; filter: invert(29%) sepia(51%) saturate(1122%) hue-rotate(131deg) brightness(93%) contrast(92%); }
.feature b { font-size: 14px; color: var(--text-heading); font-weight: 600; }

/* Tables */
table.spec { border-collapse: collapse; width: 100%; box-shadow: var(--shadow-card); border-radius: var(--radius-sm); overflow: hidden; }
table.spec th { font-family: var(--font-display); font-weight: 700; font-size: 13px; letter-spacing: var(--caps-tracking); text-transform: uppercase; color: #fff; background: var(--verde-800); padding: 10px 16px; text-align: left; }
table.spec td { font-size: 14px; padding: 8px 16px; border-bottom: 1px solid var(--border-default); }
table.spec tr:nth-child(even) td { background: var(--cinza-050); }

/* Footer */
.site-footer { background: var(--cinza-950); color: var(--cinza-300); margin-top: 48px; }
.site-footer .inner { max-width: 1180px; margin: 0 auto; padding: 48px 24px 24px; display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 40px; }
.site-footer h3 { color: #fff; font-size: 14px; margin-bottom: 14px; }
.site-footer a { color: var(--cinza-300); text-decoration: none; }
.site-footer a:hover { color: #fff; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; font-size: 14px; }
.site-footer .legal { border-top: 1px solid var(--cinza-700); margin-top: 32px; padding: 18px 24px; text-align: center; font-size: 12px; color: var(--cinza-500); }
.site-footer img.logo { height: 40px; background: #fff; border-radius: 4px; padding: 6px 10px; }

/* WhatsApp float */
.wa-float { position: fixed; right: 24px; bottom: 24px; z-index: 100; width: 60px; height: 60px; border-radius: 50%; background: #25D366; display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 20px rgba(0,0,0,0.28); transition: transform var(--dur-fast) var(--ease-out); }
.wa-float:hover { transform: scale(1.06); }
.wa-float img { width: 32px; height: 32px; filter: invert(1); }

/* Swatches */
.swatch { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.swatch .c { width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--border-strong); box-shadow: inset 0 1px 3px rgba(0,0,0,0.08); }
.swatch b { font-family: var(--font-display); font-size: 10px; letter-spacing: var(--caps-tracking); text-transform: uppercase; color: var(--text-muted); }

/* Brand logos */
.brands { display: grid; grid-template-columns: repeat(6, 1fr); gap: 24px; align-items: center; }
.brands img { max-height: 44px; width: auto; margin: 0 auto; display: block; filter: grayscale(1); opacity: 0.75; transition: filter var(--dur-fast), opacity var(--dur-fast); }
.brands img:hover { filter: none; opacity: 1; }

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.gallery img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: var(--radius-sm); display: block; }

/* Split layouts (duas colunas) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.split.about { grid-template-columns: 1.2fr 1fr; align-items: center; }
.split.bio { grid-template-columns: 1.3fr 1fr; }

/* CTA rows */
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }

/* ============ Responsivo ============ */
@media (max-width: 1024px) {
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .brands { grid-template-columns: repeat(3, 1fr); }
  h1 { font-size: 40px; }
}

@media (max-width: 860px) {
  section { padding: 48px 0; }
  .container { padding: 0 16px; }
  h1, .bar-brand h1 { font-size: 32px !important; }
  h2 { font-size: 26px; }
  p.lead { font-size: 16px; }

  /* Header empilhado: logo + CTA na 1ª linha, nav rolável na 2ª */
  .site-header .inner { flex-wrap: wrap; gap: 8px 12px; padding: 10px 16px; }
  .site-header img.logo { height: 36px; }
  .site-header .btn-primary { margin-left: auto; padding: 10px 14px; font-size: 12px; }
  .site-nav { order: 3; width: 100%; margin-left: 0; justify-content: space-between; gap: 0; }
  .site-nav a { padding: 10px 4px; white-space: nowrap; font-size: 11px; letter-spacing: 0.04em; }

  /* Hero: conteúdo em fluxo, imagem cobre o fundo */
  .hero .bg { position: absolute; inset: 0; width: 100%; height: 100%; }
  .hero .overlay { background: linear-gradient(180deg, rgba(4,40,34,0.82) 0%, rgba(4,40,34,0.55) 100%); }
  .hero .content { position: relative; inset: auto; padding: 64px 0 56px; }
  .hero p { font-size: 16px; }

  /* Colunas viram pilha */
  .split, .split.about, .split.bio { grid-template-columns: 1fr; gap: 32px; }
  .split > table.spec { order: -1; }
  .split img[style] { height: auto !important; max-height: 240px; }

  .features { gap: 16px; justify-content: flex-start !important; }
  .feature { flex: 1 1 calc(50% - 8px); min-width: 220px; }

  table.spec th { padding: 8px 12px; font-size: 12px; }
  table.spec td { padding: 8px 12px; font-size: 13px; }

  .site-footer .inner { grid-template-columns: 1fr; gap: 28px; padding: 40px 16px 16px; }
  .gallery { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .wa-float { right: 16px; bottom: 16px; width: 54px; height: 54px; }
  .wa-float img { width: 28px; height: 28px; }
}

@media (max-width: 560px) {
  h1, .bar-brand h1 { font-size: 28px !important; }
  .grid { gap: 16px; }
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .grid-5 { grid-template-columns: repeat(2, 1fr); }
  .card .thumb img { height: 230px; }
  .grid-5 .card .thumb img { height: 160px; }
  .card .thumb { padding: 16px 12px 10px; }
  .brands { gap: 16px; }
  .brands img { max-height: 34px; }
  .btn-lg { padding: 14px 20px; font-size: 14px; }
  .cta-row .btn { flex: 1 1 auto; justify-content: center; text-align: center; }
  .feature { flex: 1 1 100%; min-width: 0; }
}