/* ==========================================================================
   Líder Ferramentas — Stylesheet E-commerce
   Paleta: neutros + acento amarelo sóbrio
   ========================================================================== */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f7f8fa;
  --color-border: #e4e7eb;
  --color-border-strong: #cfd4da;
  --color-dark: #1a1d21;
  --color-dark-2: #2a2e34;
  --color-text: #1a1d21;
  --color-text-2: #4a5058;
  --color-muted: #7a8089;
  --color-text-light: #f1f2f4;
  --color-yellow: #f5b800;
  --color-yellow-dark: #d9a200;
  --color-green: #2e8b57;
  --color-red: #c0392b;
  --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --radius: 4px;
  --shadow-sm: 0 1px 2px rgba(26, 29, 33, 0.06);
  --shadow: 0 2px 8px rgba(26, 29, 33, 0.08);
  --shadow-lg: 0 8px 24px rgba(26, 29, 33, 0.10);
  --max-width: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.55;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* -------- Top bar (anúncios) -------- */
.topbar {
  background: var(--color-dark);
  color: var(--color-text-light);
  font-size: 13px;
  padding: 8px 0;
  text-align: center;
  letter-spacing: 0.3px;
}

.topbar strong { color: var(--color-yellow); font-weight: 600; }

/* -------- Header -------- */
.site-header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.logo {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--color-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-accent {
  display: inline-block;
  width: 6px;
  height: 22px;
  background: var(--color-yellow);
  border-radius: 2px;
}

.logo .logo-thin { font-weight: 400; color: var(--color-text-2); }

.main-nav { display: flex; gap: 28px; }

.main-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-2);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.main-nav a:hover { color: var(--color-dark); border-bottom-color: var(--color-yellow); }

/* -------- Breadcrumb -------- */
.breadcrumb {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
  font-size: 13px;
  color: var(--color-muted);
}

.breadcrumb a { color: var(--color-text-2); }
.breadcrumb a:hover { color: var(--color-dark); text-decoration: underline; }
.breadcrumb span.sep { margin: 0 8px; color: var(--color-border-strong); }
.breadcrumb span.current { color: var(--color-text); }

/* -------- Hero Home -------- */
.hero {
  background: var(--color-dark);
  color: var(--color-text-light);
  padding: 90px 0;
  text-align: center;
}

.hero-title {
  font-size: 44px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.hero-title .accent { color: var(--color-yellow); }

.hero-subtitle {
  font-size: 17px;
  color: #b8bcc2;
  margin-bottom: 32px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

/* -------- Botões -------- */
.btn {
  display: inline-block;
  padding: 12px 28px;
  font-weight: 600;
  font-size: 15px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  font-family: inherit;
  text-align: center;
}

.btn-primary {
  background: var(--color-yellow);
  color: var(--color-dark);
  border-color: var(--color-yellow);
}

.btn-primary:hover {
  background: var(--color-yellow-dark);
  border-color: var(--color-yellow-dark);
}

.btn-dark {
  background: var(--color-dark);
  color: var(--color-text-light);
  border-color: var(--color-dark);
}

.btn-dark:hover { background: var(--color-dark-2); border-color: var(--color-dark-2); }

.btn-outline {
  background: transparent;
  color: var(--color-dark);
  border-color: var(--color-border-strong);
}

.btn-outline:hover { border-color: var(--color-dark); }

.btn-lg { padding: 16px 36px; font-size: 16px; }
.btn-block { display: block; width: 100%; }

/* -------- Seções -------- */
.section { padding: 70px 0; }
.section-alt { background: var(--color-bg-alt); }

.section-title {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-dark);
}

.section-subtitle {
  color: var(--color-text-2);
  font-size: 15px;
  margin-bottom: 36px;
}

.section-head { margin-bottom: 36px; border-bottom: 1px solid var(--color-border); padding-bottom: 14px; }
.section-head .section-subtitle { margin-bottom: 0; }

.section-text {
  font-size: 15.5px;
  color: var(--color-text-2);
  max-width: 820px;
  margin-bottom: 14px;
  line-height: 1.7;
}

/* -------- About / Quem somos -------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-features { display: grid; gap: 14px; }
.about-feature {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.about-feature-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dark);
}

.about-feature h4 { font-size: 15px; margin-bottom: 2px; }
.about-feature p { font-size: 13.5px; color: var(--color-muted); }

/* -------- Catálogo / Cards -------- */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.product-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  color: var(--color-text);
}

.product-card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-lg);
}

.product-card-img {
  background: var(--color-bg-alt);
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  border-bottom: 1px solid var(--color-border);
}

.product-card-img img { max-height: 100%; max-width: 100%; object-fit: contain; }

.product-card-body { padding: 16px; flex: 1; display: flex; flex-direction: column; }

.product-card-body h3 {
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--color-text);
  line-height: 1.4;
  min-height: 42px;
}

.product-card-rating {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: 10px;
}

.stars { display: inline-flex; gap: 1px; color: var(--color-yellow); }
.stars svg { width: 14px; height: 14px; }

.product-card-price {
  margin-top: auto;
  padding-top: 10px;
}

.price-old {
  font-size: 13px;
  color: var(--color-muted);
  text-decoration: line-through;
  display: block;
}

.price-now {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-dark);
  display: block;
}

.price-installments { font-size: 12.5px; color: var(--color-green); font-weight: 500; }

/* -------- Product Page — layout principal -------- */
.product-main {
  padding: 36px 0 50px;
  background: var(--color-bg);
}

.product-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: flex-start;
}

.product-gallery {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 420px;
}

.product-gallery img { max-height: 520px; object-fit: contain; }

/* Buy box */
.buybox { display: flex; flex-direction: column; gap: 18px; }

.buybox-title {
  font-size: 24px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-dark);
}

.buybox-subtitle {
  color: var(--color-text-2);
  font-size: 14.5px;
  margin-top: 6px;
}

.buybox-rating {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  color: var(--color-text-2);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--color-border);
}

.buybox-rating .rating-score { font-weight: 600; color: var(--color-dark); }
.buybox-rating .rating-count { color: var(--color-muted); }

.buybox-price { padding: 4px 0; }
.buybox-price .price-old {
  font-size: 14px;
  margin-bottom: 2px;
}
.buybox-price .price-now {
  font-size: 34px;
  line-height: 1.1;
  margin-bottom: 4px;
}
.buybox-price .price-installments { font-size: 14px; }
.buybox-price .discount-badge {
  display: inline-block;
  background: var(--color-green);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 3px;
  margin-left: 8px;
  vertical-align: middle;
}

.buybox-shipping {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 13.5px;
}

.buybox-shipping strong { color: var(--color-green); font-weight: 600; }
.buybox-shipping svg { flex-shrink: 0; color: var(--color-green); }

.buybox-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 4px; }

.buybox-trust {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
}

.trust-item {
  text-align: center;
  font-size: 12px;
  color: var(--color-text-2);
  line-height: 1.3;
}

.trust-item svg {
  width: 24px;
  height: 24px;
  color: var(--color-text-2);
  margin: 0 auto 4px;
  display: block;
}

.trust-item strong { display: block; color: var(--color-dark); font-weight: 600; font-size: 12.5px; }

/* -------- Descrição/Benefícios/Kit/Specs -------- */
.info-section { padding: 50px 0; }
.info-section + .info-section { border-top: 1px solid var(--color-border); }

.info-section h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 18px;
}

.info-section p {
  color: var(--color-text-2);
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 14px;
  max-width: 880px;
}

.benefits-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.benefits-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px 14px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14.5px;
  color: var(--color-text);
}

.benefits-list svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  color: var(--color-green);
  margin-top: 2px;
}

.benefits-list strong { font-weight: 600; }

.kit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.kit-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: 14px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--color-text);
  display: flex;
  gap: 10px;
  align-items: center;
}

.kit-item-qty {
  display: inline-block;
  min-width: 28px;
  padding: 2px 6px;
  background: var(--color-dark);
  color: var(--color-yellow);
  font-size: 12.5px;
  font-weight: 700;
  text-align: center;
  border-radius: 3px;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 14.5px;
}

.specs-table th,
.specs-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.specs-table th {
  background: var(--color-bg-alt);
  color: var(--color-text);
  font-weight: 600;
  width: 38%;
}

.specs-table td { color: var(--color-text-2); }

.specs-table tr:last-child th,
.specs-table tr:last-child td { border-bottom: none; }

/* -------- CTA section -------- */
.cta-section {
  background: var(--color-dark);
  color: var(--color-text-light);
  padding: 56px 0;
  text-align: center;
}

.cta-section h2 { font-size: 26px; font-weight: 700; margin-bottom: 8px; }
.cta-section p { font-size: 15px; color: #b8bcc2; margin-bottom: 24px; }

/* -------- Reviews -------- */
.reviews-summary {
  display: flex;
  gap: 28px;
  align-items: center;
  padding: 22px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 24px;
}

.reviews-summary-score {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-dark);
  line-height: 1;
}

.reviews-summary-meta .stars { margin-bottom: 4px; }
.reviews-summary-meta .stars svg { width: 18px; height: 18px; }
.reviews-summary-meta .count { font-size: 13.5px; color: var(--color-muted); }

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.review-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px;
}

.review-card .stars { margin-bottom: 8px; }

.review-card-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}

.review-card h4 { font-size: 14px; font-weight: 600; color: var(--color-dark); }
.review-card .review-date { font-size: 12px; color: var(--color-muted); }
.review-card p { font-size: 14px; color: var(--color-text-2); line-height: 1.55; }

/* -------- Garantia -------- */
.guarantee-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.guarantee-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px 20px;
  text-align: center;
}

.guarantee-item svg {
  width: 32px;
  height: 32px;
  color: var(--color-dark);
  margin: 0 auto 12px;
  display: block;
}

.guarantee-item h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 4px;
}

.guarantee-item p { font-size: 13.5px; color: var(--color-text-2); }

/* -------- Footer -------- */
.site-footer {
  background: var(--color-dark);
  color: #b8bcc2;
  padding: 48px 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
}

.footer-col h4 {
  color: var(--color-text-light);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 14px;
  font-weight: 600;
}

.footer-col p,
.footer-col li { font-size: 13.5px; margin-bottom: 8px; color: #b8bcc2; }

.footer-col a { color: #b8bcc2; transition: color 0.2s; }
.footer-col a:hover { color: var(--color-yellow); }

.footer-brand .logo { color: var(--color-text-light); margin-bottom: 10px; }
.footer-brand .logo .logo-thin { color: #b8bcc2; }

.footer-bottom {
  border-top: 1px solid #2a2e34;
  padding: 18px 0;
  font-size: 12.5px;
  color: var(--color-muted);
  text-align: center;
}

/* -------- Ícones inline SVG -------- */
.icon { display: inline-block; vertical-align: middle; }

/* ==========================================================================
   RESPONSIVO
   ========================================================================== */
@media (max-width: 900px) {
  .product-grid { grid-template-columns: 1fr; gap: 24px; }
  .about-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero-title { font-size: 32px; }
  .hero { padding: 64px 0; }
  .section { padding: 50px 0; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .buybox-price .price-now { font-size: 28px; }
}

@media (max-width: 600px) {
  .header-inner { flex-direction: column; gap: 12px; }
  .main-nav { gap: 18px; font-size: 13px; }
  .hero-title { font-size: 26px; }
  .hero-subtitle { font-size: 15px; }
  .section-title, .info-section h2 { font-size: 20px; }
  .buybox-title { font-size: 20px; }
  .buybox-price .price-now { font-size: 26px; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .reviews-summary { flex-direction: column; text-align: center; gap: 10px; }
  .buybox-trust { grid-template-columns: 1fr; gap: 14px; }
}