/* ═══════════════════════════════════════════════
   UNIPACK PRODUTOS — Stylesheet
   Identidade: #F59D00 · #202020 · #FDFDFD
   Fonte: Outfit
═══════════════════════════════════════════════ */

:root {
  --unipack-primary:    #F59D00;
  --unipack-primary-10: rgba(245, 157, 0, 0.10);
  --unipack-dark:       #202020;
  --unipack-white:      #FDFDFD;
  --unipack-bg:         #F5F5F5;
  --unipack-border:     #E8E8E8;
  --unipack-radius:     8px;
  --unipack-font:       'Outfit', sans-serif;
  --unipack-shadow:     0 2px 16px rgba(0,0,0,.08);
}

/* ─── SEÇÃO ─── */
.unipack-section {
  font-family: var(--unipack-font);
  color: var(--unipack-dark);
  margin-bottom: 80px;
  scroll-margin-top: 120px; /* offset para header fixo + barra de admin */
}

.unipack-section__header {
  margin-bottom: 32px;
}

.unipack-section__titulo {
  font-family: var(--unipack-font);
  font-size: 36px;
  font-weight: 700;
  color: var(--unipack-dark);
  margin: 0 0 12px;
  line-height: 1.2;
}

.unipack-section__titulo::after {
  content: '';
  display: block;
  width: 48px;
  height: 4px;
  background: var(--unipack-primary);
  border-radius: 2px;
  margin-top: 10px;
}

.unipack-section__descricao {
  font-size: 16px;
  font-weight: 400;
  color: #555;
  max-width: 640px;
  line-height: 1.6;
  margin: 0;
}

/* ─── FILTROS ─── */
.unipack-filtros {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.unipack-filtro-btn {
  font-family: var(--unipack-font);
  font-size: 14px;
  font-weight: 500;
  color: var(--unipack-dark);
  background: var(--unipack-white);
  border: 1.5px solid var(--unipack-border);
  border-radius: var(--unipack-radius);
  padding: 8px 20px;
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1;
}

.unipack-filtro-btn:hover {
  border-color: var(--unipack-primary);
  color: var(--unipack-primary);
}

.unipack-filtro-btn.active {
  background: var(--unipack-primary);
  border-color: var(--unipack-primary);
  color: var(--unipack-dark);
  font-weight: 600;
}

/* ─── GRID ─── */
.unipack-grid {
  display: grid;
  gap: 24px;
  position: relative;
  min-height: 100px;
  transition: opacity 0.2s ease;
}

.unipack-grid--cols-1 { grid-template-columns: 1fr; }
.unipack-grid--cols-2 { grid-template-columns: repeat(2, 1fr); }
.unipack-grid--cols-3 { grid-template-columns: repeat(3, 1fr); }
.unipack-grid--cols-4 { grid-template-columns: repeat(4, 1fr); }

.unipack-grid.is-loading {
  opacity: 0.4;
  pointer-events: none;
}

/* ─── CARD ─── */
.unipack-card {
  background: var(--unipack-white);
  border: 1px solid var(--unipack-border);
  border-radius: var(--unipack-radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--unipack-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.unipack-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(0,0,0,.12);
}

/* ─── CARD MEDIA ─── */
.unipack-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--unipack-bg);
}

.unipack-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

.unipack-card:hover .unipack-card__img {
  transform: scale(1.04);
}

.unipack-card__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--unipack-primary-10);
}

.unipack-card__placeholder span {
  font-family: var(--unipack-font);
  font-size: 13px;
  font-weight: 600;
  color: var(--unipack-primary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.unipack-card__badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--unipack-primary);
  color: var(--unipack-dark);
  font-family: var(--unipack-font);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  line-height: 1;
}

/* ─── CARD BODY ─── */
.unipack-card__body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 10px;
}

.unipack-card__titulo {
  font-family: var(--unipack-font);
  font-size: 15px;
  font-weight: 700;
  color: var(--unipack-dark);
  margin: 0;
  line-height: 1.35;
}

.unipack-card__descricao {
  font-size: 13px;
  color: #555;
  line-height: 1.55;
  margin: 0;
}

.unipack-card__aplicacoes {
  font-size: 12px;
  color: #666;
  line-height: 1.5;
  margin: 0;
}

.unipack-card__aplicacoes strong {
  color: var(--unipack-dark);
}

/* ─── SEGMENTOS ─── */
.unipack-card__segmentos {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.unipack-card__seg {
  font-size: 11px;
  font-weight: 500;
  background: var(--unipack-primary-10);
  color: #b37400;
  border-radius: 4px;
  padding: 3px 8px;
  line-height: 1.4;
}

/* ─── SPECS ─── */
.unipack-card__specs {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  border-top: 1px solid var(--unipack-border);
  padding-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.unipack-card__specs li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
}

.unipack-card__specs li span {
  color: #888;
}

.unipack-card__specs li strong {
  color: var(--unipack-dark);
  font-weight: 600;
}

/* ─── CTA ─── */
.unipack-card__cta {
  display: inline-block;
  margin-top: auto;
  padding: 10px 20px;
  background: var(--unipack-primary);
  color: var(--unipack-dark);
  font-family: var(--unipack-font);
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border-radius: var(--unipack-radius);
  border: none;
  cursor: pointer;
  transition: background 0.2s ease, opacity 0.2s ease;
  line-height: 1;
}

.unipack-card__cta:hover {
  opacity: 0.88;
  color: var(--unipack-dark);
  text-decoration: none;
}

/* ─── SEM PRODUTOS ─── */
.unipack-sem-produtos {
  font-family: var(--unipack-font);
  color: #888;
  font-size: 15px;
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px 0;
}

/* ─── LOADING SPINNER ─── */
.unipack-grid.is-loading::after {
  content: '';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ─── RESPONSIVO ─── */
@media (max-width: 1024px) {
  .unipack-grid--cols-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .unipack-grid--cols-3,
  .unipack-grid--cols-4 { grid-template-columns: repeat(2, 1fr); }

  .unipack-section__titulo { font-size: 28px; }
}

@media (max-width: 480px) {
  .unipack-grid--cols-2,
  .unipack-grid--cols-3,
  .unipack-grid--cols-4 { grid-template-columns: 1fr; }

  .unipack-filtros { gap: 6px; }
  .unipack-filtro-btn { font-size: 13px; padding: 7px 14px; }
}