/* ===========================================================================
   Funfers3D — Catálogo | Folha de estilo
   Tema claro, foco nos produtos. Cor de marca: laranja filamento (#FF6B35).
   =========================================================================== */

:root {
  --color-primary: #ff6b35;
  --color-primary-dark: #e2551f;
  --color-soft: #fff0eb;
  --color-bg: #fafafc;
  --color-surface: #ffffff;
  --color-text: #2b2d42;
  --color-text-soft: #5b5d72;
  --color-border: #ececf1;

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 3px rgba(43, 45, 66, 0.08);
  --shadow-md: 0 10px 28px rgba(43, 45, 66, 0.10);
  --shadow-lg: 0 22px 55px rgba(43, 45, 66, 0.16);

  --container: 1160px;
  --font: "Plus Jakarta Sans", "Inter", system-ui, -apple-system, "Segoe UI",
    Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

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

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

h1, h2, h3 { line-height: 1.2; margin: 0 0 0.4em; letter-spacing: -0.02em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 56px 0; }
.section-head { margin-bottom: 28px; }
.section-head h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
.section-head p { margin: 0; color: var(--color-text-soft); }

/* ---------- Botões --------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 0;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  padding: 12px 22px;
  border-radius: var(--radius-pill);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(255, 107, 53, 0.32);
}
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); }
.btn-ghost {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ---------- Cabeçalho ---------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; }
.logo .logo-mark {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  background: var(--color-primary);
  color: #fff;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
}
.logo b { color: var(--color-primary); }
.main-nav { display: flex; gap: 26px; font-weight: 600; font-size: 0.95rem; }
.main-nav a { color: var(--color-text-soft); }
.main-nav a:hover { color: var(--color-primary); }
.header-cta { display: inline-flex; }

/* ---------- Carrossel de destaques ------------------------------------- */
.carousel {
  position: relative;
  overflow: hidden;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.carousel-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.slide {
  min-width: 100%;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: center;
  gap: 40px;
  padding: 52px 20px;
  max-width: var(--container);
  margin: 0 auto;
}
.slide-tag {
  display: inline-block;
  background: var(--color-soft);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
}
.slide h2 { font-size: clamp(1.7rem, 4vw, 2.6rem); }
.slide p { color: var(--color-text-soft); margin: 0 0 22px; max-width: 46ch; }
.slide-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 3;
  background: var(--color-soft);
}
.slide-media img { width: 100%; height: 100%; object-fit: cover; }

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 1.2rem;
  cursor: pointer;
  display: grid; place-items: center;
  box-shadow: var(--shadow-sm);
}
.carousel-btn:hover { color: var(--color-primary); border-color: var(--color-primary); }
.carousel-btn.prev { left: 16px; }
.carousel-btn.next { right: 16px; }
.carousel-dots {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}
.carousel-dots button {
  width: 9px; height: 9px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: #d9d9e2;
  cursor: pointer;
}
.carousel-dots button.active { background: var(--color-primary); width: 24px; border-radius: 999px; }

/* ---------- Filtros (pills) ------------------------------------------------ */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}
.pill {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-soft);
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all 0.15s ease;
}
.pill:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pill.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ---------- Grid de produtos -------------------------------------------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(255px, 1fr));
  gap: 24px;
}
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.card-media { aspect-ratio: 1 / 1; background: var(--color-soft); overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s ease; }
.card:hover .card-media img { transform: scale(1.04); }
.card-body { padding: 18px 18px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.tag {
  align-self: flex-start;
  background: var(--color-soft);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}
.card-body h3 { font-size: 1.05rem; margin: 0; }
.card-body p { margin: 0; color: var(--color-text-soft); font-size: 0.9rem; flex: 1; }
.card-link {
  margin-top: 6px;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--color-text-soft);
  padding: 50px 0;
}

/* ---------- Seção Instagram ------------------------------------------------ */
.instagram { background: var(--color-surface); border-top: 1px solid var(--color-border); }
.instagram .section-head { display: flex; flex-direction: column; align-items: center; text-align: center; }
.ig-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-bottom: 26px;
}
.ig-grid a { position: relative; aspect-ratio: 1 / 1; border-radius: var(--radius); overflow: hidden; background: var(--color-soft); }
.ig-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s ease, opacity 0.2s ease; }
.ig-grid a:hover img { transform: scale(1.06); opacity: 0.92; }
.ig-cta { text-align: center; }
.ig-note { text-align: center; color: var(--color-text-soft); font-size: 0.82rem; margin-top: 14px; }

/* Feed do Instagram via Behold (ver index.html). Fica vazio até o script
   da Behold renderizar; script.js esconde a .ig-grid placeholder aí. */
#instagram-widget { margin-bottom: 26px; }
#instagram-widget:empty { display: none; margin-bottom: 0; }

/* ---------- Rodapé ------------------------------------------------------- */
.site-footer {
  background: var(--color-text);
  color: #c7c8d4;
  padding: 46px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 28px;
}
.site-footer h4 { color: #fff; margin: 0 0 12px; font-size: 0.95rem; }
.site-footer a:hover { color: #fff; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: 0.9rem; }
.footer-brand .logo { color: #fff; }
.footer-brand p { font-size: 0.9rem; max-width: 40ch; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 18px;
  font-size: 0.82rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* ===========================================================================
   Página de detalhes (produto.html)
   =========================================================================== */
.breadcrumb { padding: 22px 0 0; font-size: 0.88rem; color: var(--color-text-soft); }
.breadcrumb a:hover { color: var(--color-primary); }

.product {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding: 30px 0 60px;
  align-items: start;
}
.gallery-main {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-soft);
  border: 1px solid var(--color-border);
}
.gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 12px;
}
.gallery-thumbs button {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid transparent;
  background: var(--color-soft);
  cursor: pointer;
  padding: 0;
}
.gallery-thumbs button.active { border-color: var(--color-primary); }
.gallery-thumbs img { width: 100%; height: 100%; object-fit: cover; }

.product-info .tag { margin-bottom: 14px; }
.product-info h1 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); }
.product-info .lead { color: var(--color-text-soft); margin-bottom: 22px; }

.specs {
  margin: 24px 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.specs h3 { padding: 14px 18px; margin: 0; font-size: 0.95rem; background: var(--color-soft); color: var(--color-primary); }
.specs dl { margin: 0; padding: 6px 18px 14px; }
.specs .spec-row {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem;
}
.specs .spec-row:last-child { border-bottom: 0; }
.specs dt { color: var(--color-text-soft); font-weight: 600; margin: 0; }
.specs dd { margin: 0; }

.product-cta {
  background: var(--color-soft);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.product-cta p { margin: 0; font-size: 0.9rem; color: var(--color-text-soft); }
.product-cta .btn-primary { justify-content: center; font-size: 1.02rem; padding: 15px 24px; }

.related { padding-bottom: 70px; }

.not-found { text-align: center; padding: 90px 20px; }
.not-found h1 { font-size: 1.8rem; }
.not-found p { color: var(--color-text-soft); }

/* ---------- Responsivo -------------------------------------------------- */
@media (max-width: 900px) {
  .slide { grid-template-columns: 1fr; text-align: center; gap: 26px; padding: 40px 20px 56px; }
  .slide p { margin-left: auto; margin-right: auto; }
  .slide-media { order: -1; }
  .product { grid-template-columns: 1fr; gap: 30px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .ig-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
  .main-nav { display: none; }
  .section { padding: 42px 0; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 16px; }
  .card-body { padding: 14px; }
  .footer-grid { grid-template-columns: 1fr; }
  .specs .spec-row { grid-template-columns: 1fr; gap: 2px; }
  .carousel-btn { display: none; }
}