/* =========================================================
   Suprens - Metalúrgica Suprens LTDA.
   Stylesheet único do site (estático, sem frameworks)
   ========================================================= */

:root {
  --color-primary: #ce1313;
  --color-primary-dark: #a10d0d;
  --color-primary-light: #e0030e;
  --color-dark: #1f1f1f;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-muted: #7a7a7a;
  --color-bg: #ffffff;
  --color-bg-alt: #f7f7f7;
  --color-border: #e5e5e5;
  --font-base: 'Inter', 'Roboto', Arial, sans-serif;
  --font-heading: 'Roboto', 'Inter', Arial, sans-serif;
  --header-height: 92px;
  --topbar-height: 38px;
  --max-width: 1240px;
  --radius: 6px;
  --transition: 0.25s ease;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

ul { margin: 0; padding: 0; list-style: none; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  margin: 0 0 16px;
  line-height: 1.25;
}

h2.section-title {
  color: var(--color-primary-light);
  font-weight: 700;
  font-size: clamp(26px, 3vw, 39px);
  text-transform: uppercase;
}

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 8px;
}

p { margin: 0 0 16px; color: var(--color-text); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  padding: 13px 30px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}
.btn:hover { background: var(--color-primary-dark); transform: translateY(-2px); }
.btn.btn-outline {
  background: transparent;
  border: 2px solid #fff;
  color: #fff;
}
.btn.btn-outline:hover { background: rgba(255,255,255,0.15); }
.btn.btn-outline-primary {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}
.btn.btn-outline-primary:hover { background: var(--color-primary); color: #fff; }
.btn.btn-link {
  background: transparent;
  color: var(--color-primary);
  padding: 6px 0;
  text-transform: none;
  font-weight: 700;
}
.btn.btn-link:hover { color: var(--color-primary-dark); transform: none; }

/* ===================== TOP BAR ===================== */
.topbar {
  background: var(--color-dark);
  color: #fff;
  font-size: 13px;
  height: var(--topbar-height);
  display: flex;
  align-items: center;
}
.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.topbar .topbar-msg { opacity: 0.9; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar .topbar-links { display: flex; gap: 18px; flex-shrink: 0; }
.topbar .topbar-links a {
  font-weight: 600;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.5px;
  transition: color var(--transition);
}
.topbar .topbar-links a:hover { color: var(--color-primary-light); }

/* ===================== HEADER ===================== */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: #fff;
  box-shadow: 0 1px 12px rgba(0,0,0,0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}
.logo img { height: 64px; width: auto; }

nav.main-nav ul {
  display: flex;
  gap: 28px;
  align-items: center;
}
nav.main-nav a {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--color-dark);
  padding: 8px 0;
  position: relative;
  transition: color var(--transition);
}
nav.main-nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--color-primary);
  transition: width var(--transition);
}
nav.main-nav a:hover,
nav.main-nav a.active { color: var(--color-primary); }
nav.main-nav a:hover::after,
nav.main-nav a.active::after { width: 100%; }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span {
  width: 26px;
  height: 3px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ===================== HERO ===================== */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  background: linear-gradient(120deg, rgba(20,20,20,0.88), rgba(90,10,10,0.75)), url('../img/hero-bg.jpg') center/cover no-repeat;
  color: #fff;
}
.hero .container { position: relative; z-index: 2; max-width: 720px; }
.hero .eyebrow { color: #ff8f8f; }
.hero h1 {
  color: #fff;
  font-size: clamp(30px, 4.5vw, 48px);
  font-weight: 800;
  text-transform: uppercase;
}
.hero p { color: rgba(255,255,255,0.88); font-size: 17px; max-width: 560px; }
.hero .hero-actions { display: flex; gap: 16px; margin-top: 24px; flex-wrap: wrap; }

/* Page header (used on interior pages) */
.page-header {
  background: linear-gradient(120deg, rgba(20,20,20,0.9), rgba(90,10,10,0.78)), url('../img/hero-bg.jpg') center/cover no-repeat;
  color: #fff;
  padding: 90px 0 50px;
  text-align: center;
}
.page-header h1 { color: #fff; text-transform: uppercase; font-size: clamp(28px, 4vw, 42px); margin-bottom: 8px; }
.page-header .breadcrumb { color: rgba(255,255,255,0.75); font-size: 14px; }
.page-header .breadcrumb a { color: #fff; font-weight: 600; }
.page-header .breadcrumb a:hover { color: var(--color-primary-light); }

/* ===================== SECTIONS ===================== */
section { padding: 72px 0; }
section.alt { background: var(--color-bg-alt); }

.section-head { text-align: center; max-width: 720px; margin: 0 auto 44px; }
.section-head.left { text-align: left; margin: 0 0 36px; }

.two-col {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.two-col.reverse { direction: rtl; }
.two-col.reverse > * { direction: ltr; }
.two-col img { border-radius: var(--radius); }

/* ===================== PRODUCT / CATEGORY CARDS ===================== */
.grid {
  display: grid;
  gap: 24px;
}
.grid.cols-7 { grid-template-columns: repeat(7, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.card:hover { transform: translateY(-6px); box-shadow: 0 16px 32px rgba(0,0,0,0.1); }
.card .card-img {
  aspect-ratio: 1 / 1;
  background: #f2f2f2;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  overflow: hidden;
}
.card .card-img img { width: 100%; height: 100%; object-fit: contain; }
.card .card-body { padding: 16px 18px 20px; text-align: center; flex: 1; display: flex; flex-direction: column; }
.card .card-body h3 { font-size: 15px; margin-bottom: 10px; }
.card .card-body .btn-link { margin-top: auto; align-self: center; }

.product-card .card-img { aspect-ratio: 4 / 3; }

.launch-card { position: relative; }
.launch-card .card-img { aspect-ratio: 16/11; }
.launch-card .tag {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--color-primary);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  z-index: 2;
}

.more-products { text-align: center; margin-top: 40px; }

/* ===================== STATS ===================== */
.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin: 36px 0;
}
.stat { text-align: center; padding: 28px 16px; background: var(--color-bg-alt); border-radius: var(--radius); }
.stat .stat-number { font-size: 44px; font-weight: 800; color: var(--color-primary); line-height: 1; }
.stat .stat-label { margin-top: 8px; font-size: 14px; color: var(--color-text-light); text-transform: uppercase; letter-spacing: 0.4px; }

/* ===================== HISTORY CAROUSEL ===================== */
.history-carousel {
  overflow: hidden;
  padding: 8px 0 4px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
}
.history-carousel-track {
  display: flex;
  gap: 20px;
  width: max-content;
  animation: history-scroll 32s linear infinite;
}
.history-carousel:hover .history-carousel-track { animation-play-state: paused; }
.history-carousel-track img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: #fff;
  flex-shrink: 0;
}
.history-carousel-item {
  width: 120px;
  height: 120px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 2px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 6px 4px;
}
.history-carousel-item .history-year {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 800;
  color: var(--color-dark);
  line-height: 1;
}
.history-carousel-item img {
  width: 44px;
  height: 44px;
  flex: none;
  object-fit: contain;
  border-radius: 0;
  border: none;
  margin: 2px auto;
}
.history-carousel-item .history-caption {
  font-family: var(--font-heading);
  font-size: 8px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2px;
  color: var(--color-text-light);
  line-height: 1.1;
}
@keyframes history-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (max-width: 768px) {
  .history-carousel-track img { width: 90px; height: 90px; }
  .history-carousel-item { width: 90px; height: 90px; }
  .history-carousel-item .history-year { font-size: 16px; }
}

/* ===================== AWARDS ===================== */
.award-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: center;
}
.award-card .award-img { aspect-ratio: 4/3; overflow: hidden; background: #f2f2f2; }
.award-card .award-img img { width: 100%; height: 100%; object-fit: cover; }
.award-card .award-body { padding: 18px 16px; }
.award-card h4 { font-size: 14px; text-transform: uppercase; color: var(--color-primary); margin-bottom: 6px; }
.award-card p { font-size: 13px; color: var(--color-text-light); margin: 0; }
.award-card.badge { display: flex; align-items: center; justify-content: center; min-height: 220px; }
.award-card.badge .award-body { padding: 24px 20px; }

/* ===================== VIDEO ===================== */
.video-wrap {
  position: relative;
  padding-top: 56.25%;
  border-radius: var(--radius);
  overflow: hidden;
  background: #000;
}
.video-wrap iframe {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;
}

/* ===================== TECH / CONTENT BLOCKS ===================== */
.content-block { max-width: 900px; margin: 0 auto; }
.content-block h3 {
  color: var(--color-primary);
  font-size: 19px;
  text-transform: uppercase;
  margin-top: 40px;
}
.content-block h3:first-child { margin-top: 0; }
.content-block h4 {
  font-size: 16px;
  margin-top: 22px;
  margin-bottom: 8px;
}
.content-block p { color: var(--color-text-light); }

.accordion-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
.accordion-item summary {
  cursor: pointer;
  padding: 16px 20px;
  font-weight: 700;
  background: var(--color-bg-alt);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.accordion-item summary::-webkit-details-marker { display: none; }
.accordion-item summary::after { content: '+'; font-size: 20px; color: var(--color-primary); }
.accordion-item[open] summary::after { content: '−'; }
.accordion-item .accordion-body { padding: 4px 20px 20px; color: var(--color-text-light); }

/* ===================== DOWNLOAD LIST (certificações) ===================== */
.download-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.download-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.download-item:hover { border-color: var(--color-primary); box-shadow: 0 8px 20px rgba(0,0,0,0.06); }
.download-item span { font-weight: 700; font-size: 15px; }
.download-item .btn { padding: 9px 18px; font-size: 12px; }

/* ===================== CONTACT ===================== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 8px;
}
.contact-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px;
}
.contact-card h4 {
  color: var(--color-primary);
  font-size: 14px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.contact-card p { margin: 0 0 4px; font-size: 14px; }
.contact-card a { color: var(--color-text); transition: color var(--transition); }
.contact-card a:hover { color: var(--color-primary); }

.work-with-us {
  margin-top: 56px;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 36px;
  text-align: center;
}

/* ===================== PRODUTO (detalhe) ===================== */
.product-detail {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}
.product-detail .product-photo {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 32px;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: sticky;
  top: calc(var(--header-height) + 24px);
}
.product-detail .product-photo img { max-height: 100%; object-fit: contain; }
.product-detail .product-desc { color: var(--color-text-light); font-size: 16px; }
.spec-table { border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; margin: 24px 0; }
.spec-row { display: grid; grid-template-columns: 160px 1fr; border-bottom: 1px solid var(--color-border); }
.spec-row:last-child { border-bottom: none; }
.spec-row .spec-label {
  background: var(--color-bg-alt);
  padding: 14px 18px;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  color: var(--color-primary);
}
.spec-row .spec-value { padding: 14px 18px; font-size: 14px; }
.product-detail .caracteristicas { margin-top: 28px; }
.product-detail .caracteristicas h3 {
  font-size: 15px;
  text-transform: uppercase;
  color: var(--color-dark);
  margin-bottom: 10px;
}
.product-detail .nota-lote {
  margin-top: 20px;
  padding: 14px 18px;
  background: #fff6f6;
  border: 1px dashed var(--color-primary);
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary-dark);
  text-transform: uppercase;
}
.product-detail .product-actions { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
.not-found { text-align: center; padding: 60px 0; }

.product-card { cursor: pointer; }
.product-card a.card-link { display: contents; }

@media (max-width: 860px) {
  .product-detail { grid-template-columns: 1fr; }
  .product-detail .product-photo { position: static; }
}

/* ===================== REPRESENTANTES ===================== */
.state-select-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 40px;
}
.state-select-wrap select {
  padding: 12px 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 15px;
  font-family: var(--font-base);
  min-width: 260px;
  background: #fff;
  cursor: pointer;
}
.rep-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.rep-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.rep-card h4 { font-size: 16px; margin-bottom: 8px; }
.rep-card p { font-size: 14px; margin: 0 0 4px; color: var(--color-text-light); }
.rep-card p strong { color: var(--color-text); }
.rep-state-title { text-align: center; margin-bottom: 28px; }
.rep-state-title span { color: var(--color-primary); }

/* ===================== FOOTER ===================== */
footer.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.75);
  padding: 64px 0 24px;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
  gap: 32px;
}
.footer-col h5 {
  color: #fff;
  text-transform: uppercase;
  font-size: 14px;
  letter-spacing: 0.5px;
  margin-bottom: 18px;
}
.footer-col p { color: rgba(255,255,255,0.65); }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { color: rgba(255,255,255,0.75); transition: color var(--transition); }
.footer-col a:hover { color: var(--color-primary-light); }
.footer-brand .logo-mark { font-weight: 800; font-size: 20px; color: #fff; letter-spacing: 1px; margin-bottom: 6px; }
.footer-brand .logo-sub { color: var(--color-primary-light); font-weight: 700; letter-spacing: 3px; font-size: 12px; margin-bottom: 16px; }
.social-icons { display: flex; gap: 12px; margin-top: 18px; }
.social-icons a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  transition: background var(--transition), border-color var(--transition);
}
.social-icons a:hover { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 48px;
  padding-top: 20px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}

/* ===================== WHATSAPP BUTTON ===================== */
.whatsapp-float {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 58px; height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
  z-index: 600;
  transition: transform var(--transition);
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 30px; height: 30px; fill: #fff; }

/* ===================== COOKIE BANNER ===================== */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: #1f1f1f;
  color: #fff;
  padding: 18px 24px;
  z-index: 700;
  display: none;
}
.cookie-banner.show { display: flex; }
.cookie-banner .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cookie-banner p { margin: 0; font-size: 13px; color: rgba(255,255,255,0.85); flex: 1; min-width: 240px; }
.cookie-banner .cookie-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.cookie-banner .btn { padding: 10px 18px; font-size: 12px; }
.cookie-banner .btn.secondary { background: transparent; border: 1px solid rgba(255,255,255,0.35); }
.cookie-banner .btn.secondary:hover { background: rgba(255,255,255,0.1); }

/* ===================== BREADCRUMB helper ===================== */
.skip-link {
  position: absolute; left: -9999px;
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 1024px) {
  .grid.cols-7 { grid-template-columns: repeat(4, 1fr); }
  .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .two-col { grid-template-columns: 1fr; }
  .two-col.reverse { direction: ltr; }
  .two-col .col-img { order: -1; }
  .download-list { grid-template-columns: 1fr; }
  .rep-list { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  nav.main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0; right: 0;
    background: #fff;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
    box-shadow: 0 12px 24px rgba(0,0,0,0.1);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
  }
  nav.main-nav.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  nav.main-nav ul { flex-direction: column; gap: 0; padding: 8px 24px 20px; }
  nav.main-nav a { display: block; padding: 14px 0; border-bottom: 1px solid var(--color-border); }
  .menu-toggle { display: flex; }
  .grid.cols-7,
  .grid.cols-4,
  .grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .topbar .topbar-msg { display: none; }
  section { padding: 52px 0; }
}

@media (max-width: 480px) {
  .grid.cols-7,
  .grid.cols-4,
  .grid.cols-3,
  .grid.cols-2 { grid-template-columns: 1fr 1fr; }
  .hero { min-height: 460px; }
  .logo img { height: 48px; }
}