/* =====================================================
   FINISH WEB — cases.css
   Página de Portfólio · Grid · Filtros · Hover Premium
   Versão 1.0
   ===================================================== */

/* ─────────────────────────────────────────────────────
   1. PAGE HERO — PORTFÓLIO
   ───────────────────────────────────────────────────── */
#cases-hero {
  position: relative;
  min-height: 52vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  padding-block: calc(var(--nav-height) + var(--sp-20)) var(--sp-16);
  overflow: hidden;
  background: transparent !important;
}

.cases-hero-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cases-hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 780px;
  margin-inline: auto;
}

.cases-hero-content h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.08;
  margin-bottom: var(--sp-6);
  letter-spacing: -0.03em;
}

.cases-hero-content .hero-desc {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 620px;
  margin-inline: auto;
  line-height: 1.8;
  margin-bottom: var(--sp-8);
}

.cases-hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-8);
  flex-wrap: wrap;
}

.cases-hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-1);
}

.cases-hero-stat strong {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 900;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}

.cases-hero-stat span {
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.cases-hero-divider {
  width: 1px;
  height: 36px;
  background: var(--glass-border);
}

/* ─────────────────────────────────────────────────────
   2. SEÇÃO FILTROS
   ───────────────────────────────────────────────────── */
#cases-filtros {
  padding-block: var(--sp-10) var(--sp-6);
  background: transparent;
}

.filtros-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
}

.filtro-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--text-muted);
  transition:
    background var(--t-base),
    border-color var(--t-base),
    color var(--t-base),
    box-shadow var(--t-base),
    transform var(--t-spring);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  user-select: none;
}

.filtro-btn:hover {
  border-color: rgba(0,212,255,0.4);
  color: var(--text-primary);
  background: var(--cyan-dim);
  transform: translateY(-1px);
}

.filtro-btn.active {
  background: var(--grad-btn);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 20px rgba(0,212,255,0.3);
}

.filtro-btn .filtro-count {
  font-size: var(--text-xs);
  font-weight: 600;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.filtro-btn.active .filtro-count {
  background: rgba(255,255,255,0.22);
}

/* ─────────────────────────────────────────────────────
   3. CASES GRID PRINCIPAL
   ───────────────────────────────────────────────────── */
#cases-grid-section {
  padding-block: var(--sp-4) var(--sp-24);
  background: transparent;
}

.cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-8);
}

@media (min-width: 640px) {
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-6);
  }
}

@media (min-width: 1024px) {
  .cases-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-8);
  }
}

/* ─────────────────────────────────────────────────────
   4. CASE CARD
   ───────────────────────────────────────────────────── */
.case-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition:
    transform var(--t-base),
    border-color var(--t-base),
    box-shadow var(--t-base);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.case-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,212,255,0.45);
  box-shadow:
    var(--glass-shadow),
    0 0 0 1px rgba(0,212,255,0.12),
    0 20px 60px rgba(0,212,255,0.12);
}

/* Estado oculto pelo filtro */
.case-card.hidden {
  display: none;
}

/* ── Imagem com overlay hover ── */
.case-img-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  flex-shrink: 0;
}

.case-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  transition: transform 0.55s cubic-bezier(0.16, 1, 0.3, 1);
}

.case-card:hover .case-img-wrap img {
  transform: scale(1.07);
}

/* Overlay gradiente ao hover */
.case-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 30%,
    rgba(0, 0, 0, 0.55) 70%,
    rgba(0, 10, 20, 0.92) 100%
  );
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  padding: var(--sp-5);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.case-card:hover .case-img-overlay {
  opacity: 1;
}

.case-overlay-name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: var(--sp-2);
  text-shadow: 0 2px 8px rgba(0,0,0,0.6);
}

.case-overlay-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid rgba(0,212,255,0.28);
  padding: 3px var(--sp-3);
  border-radius: var(--radius-full);
}

/* Barra superior animada (glow no topo da imagem) */
.case-img-wrap::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-btn);
  z-index: 2;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.case-card:hover .case-img-wrap::before {
  transform: scaleX(1);
}

/* ── Corpo do card ── */
.case-body {
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  flex: 1;
}

.case-body-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--sp-3);
}

.case-name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
  transition: color var(--t-fast);
}

.case-card:hover .case-name {
  color: var(--cyan);
}

.case-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
}

.cat-saude   { background: rgba(0,212,255,0.1);  border: 1px solid rgba(0,212,255,0.25);  color: var(--cyan);   }
.cat-ti      { background: rgba(168,85,247,0.1); border: 1px solid rgba(168,85,247,0.25); color: var(--purple); }
.cat-ecomm   { background: rgba(0,255,163,0.08); border: 1px solid rgba(0,255,163,0.22);  color: var(--green);  }
.cat-outros  { background: rgba(255,180,0,0.08); border: 1px solid rgba(255,180,0,0.22);  color: #ffb400;       }

.case-desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.75;
  flex: 1;
}

/* Tags tech */
.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-1);
}

.case-tag {
  font-size: 10px;
  padding: 2px 9px;
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  font-weight: 500;
  transition: border-color var(--t-fast), color var(--t-fast);
}

.case-card:hover .case-tag {
  border-color: rgba(0,212,255,0.22);
  color: var(--text-secondary);
}

/* ─────────────────────────────────────────────────────
   5. ESTADO VAZIO (nenhum resultado)
   ───────────────────────────────────────────────────── */
.cases-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--sp-20) var(--sp-8);
  display: none;
}

.cases-empty.show {
  display: block;
}

.cases-empty-icon {
  font-size: 3rem;
  margin-bottom: var(--sp-4);
  opacity: 0.4;
}

.cases-empty p {
  color: var(--text-muted);
  font-size: var(--text-lg);
}

/* ─────────────────────────────────────────────────────
   6. CONTADOR DE RESULTADOS
   ───────────────────────────────────────────────────── */
.cases-count {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: var(--sp-8);
  font-weight: 500;
}

.cases-count strong {
  color: var(--cyan);
  font-weight: 700;
}

/* ─────────────────────────────────────────────────────
   7. CTA FINAL
   ───────────────────────────────────────────────────── */
#cases-cta {
  padding-block: var(--sp-20);
  position: relative;
  overflow: hidden;
  background: transparent;
}

.cases-cta-block {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--sp-12), 6vw, var(--sp-20)) clamp(var(--sp-8), 5vw, var(--sp-16));
  position: relative;
  overflow: hidden;
  text-align: center;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--glass-shadow);
}

.cases-cta-block::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-btn);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.cases-cta-block h2 {
  font-size: clamp(1.75rem, 4vw, 3rem);
  margin-bottom: var(--sp-4);
}

.cases-cta-block p {
  max-width: 520px;
  margin-inline: auto;
  margin-bottom: var(--sp-10);
  color: var(--text-secondary);
  font-size: var(--text-lg);
}

.cases-cta-btns {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-4);
  flex-wrap: wrap;
  margin-bottom: var(--sp-8);
}

.cases-trust-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-6);
  flex-wrap: wrap;
}

.cases-trust-item {
  font-size: var(--text-sm);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.cases-trust-item::before {
  content: '✓';
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--cyan-dim);
  border: 1px solid rgba(0,212,255,0.28);
  color: var(--cyan);
  font-size: 9px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ─────────────────────────────────────────────────────
   8. SECTION HEADER (reutilizado)
   ───────────────────────────────────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: var(--sp-12);
}

.section-header h2 {
  margin-bottom: var(--sp-4);
}

.section-desc {
  max-width: 600px;
  margin-inline: auto;
  color: var(--text-secondary);
  font-size: var(--text-lg);
  line-height: 1.75;
}

/* ─────────────────────────────────────────────────────
   9. ANIMAÇÕES DE FILTRO
   ───────────────────────────────────────────────────── */
.case-card {
  animation: cardFadeIn 0.45s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes cardFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ─────────────────────────────────────────────────────
   10. RESPONSIVIDADE
   ───────────────────────────────────────────────────── */
@media (max-width: 639px) {
  .cases-hero-stats { gap: var(--sp-5); }
  .cases-hero-divider { display: none; }
  .filtros-wrapper { gap: var(--sp-2); }
  .filtro-btn { padding: var(--sp-2) var(--sp-4); font-size: 11px; }
  .case-body { padding: var(--sp-5); }
  .cases-cta-btns { flex-direction: column; }
  .cases-cta-btns .btn { width: 100%; justify-content: center; }
}

@media (min-width: 640px) and (max-width: 1023px) {
  .cases-grid { gap: var(--sp-5); }
}

/* ─────────────────────────────────────────────────────
   11. DESTAQUE FEATURED (primeiro card maior)
   ───────────────────────────────────────────────────── */
@media (min-width: 1024px) {
  .case-card.featured {
    grid-column: span 1;
  }
}

/* ─────────────────────────────────────────────────────
   12. ACESSIBILIDADE — FOCUS VISIBLE
   ───────────────────────────────────────────────────── */
.case-card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.filtro-btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* Adjustments for mobile & tablet (max-width: 991px) */
@media (max-width: 991px) {
  #cases-hero {
    padding-top: calc(var(--nav-height) + var(--sp-2)) !important;
    padding-block-start: calc(var(--nav-height) + var(--sp-2)) !important;
    padding-bottom: var(--sp-8) !important;
    padding-block: calc(var(--nav-height) + var(--sp-2)) var(--sp-8) !important;
    min-height: auto !important;
  }
  .cases-cta-btns {
    flex-direction: column !important;
    align-items: center !important;
    gap: var(--sp-4) !important;
  }
  .cases-cta-btns .btn {
    width: 100% !important;
    max-width: 290px !important;
    padding-inline: var(--sp-3) !important;
    justify-content: center !important;
    margin-inline: auto !important;
    white-space: normal !important;
  }
  .cases-cta-btns .btn-xl {
    font-size: var(--text-sm) !important;
    padding: var(--sp-3) var(--sp-2) !important;
    max-width: 290px !important;
    white-space: normal !important;
    text-align: center !important;
  }
}