/* ─────────────────────────────────────────────
   portfolio.css — Seção Portfólio
───────────────────────────────────────────── */

.portfolio {
  position: relative;
  z-index: var(--z-content);
  border-top: 1px solid var(--border-subtle);
  background: linear-gradient(180deg,
    transparent 0%,
    rgba(124,58,237,.03) 50%,
    transparent 100%);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}

/* ── Card base ── */
.project-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal),
              box-shadow var(--duration-normal);
}
.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-default);
  box-shadow: var(--shadow-lg);
}

/* ── Featured card (spans 2 cols) ── */
.project-card--featured {
  grid-column: span 2;
}

/* ── Visual (mockup area) ── */
.project-visual {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  position: relative;
  overflow: hidden;
}
.project-card--featured .project-visual { height: 240px; }

.pv-1 { background: linear-gradient(135deg, rgba(255,107,53,.12), rgba(124,58,237,.12)); }
.pv-2 { background: linear-gradient(135deg, rgba(124,58,237,.12), rgba(96,165,250,.1)); }
.pv-3 { background: linear-gradient(135deg, rgba(74,222,128,.08), rgba(124,58,237,.1)); }

/* ── Browser mockup ── */
.project-mockup {
  width: 100%;
  max-width: 340px;
  background: var(--bg-raised);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.project-card--featured .project-mockup { max-width: 460px; }

.mockup-bar {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 12px;
  background: var(--bg-border);
  border-bottom: 1px solid var(--border-subtle);
}
.mockup-bar span {
  width: 8px; height: 8px;
  border-radius: 50%;
}
.mockup-bar span:nth-child(1) { background: #FF5F57; }
.mockup-bar span:nth-child(2) { background: #FEBC2E; }
.mockup-bar span:nth-child(3) { background: #28C840; }

.mockup-content {
  height: 110px;
  position: relative;
  overflow: hidden;
}
.project-card--featured .mockup-content { height: 140px; }

/* Mockup content decorations */
.mc-1::before, .mc-2::before, .mc-3::before {
  content: '';
  position: absolute;
  inset: 0;
}
.mc-1 {
  background: linear-gradient(135deg,
    rgba(255,107,53,.15) 0%,
    rgba(124,58,237,.1) 100%);
}
.mc-1::after {
  content: '';
  position: absolute;
  left: 16px; top: 16px;
  width: 60%; height: 8px;
  background: rgba(255,107,53,.4);
  border-radius: 4px;
  box-shadow:
    0 20px 0 rgba(255,107,53,.2),
    0 36px 0 40% rgba(255,255,255,.06),
    0 52px 0 80% rgba(255,255,255,.04);
}
.mc-2 {
  background: rgba(124,58,237,.08);
  display: flex;
  align-items: flex-end;
  gap: 4px;
  padding: 12px 16px;
}
.mc-2::after {
  content: '';
  position: absolute;
  bottom: 12px; left: 16px; right: 16px;
  height: 60px;
  background: repeating-linear-gradient(
    90deg,
    rgba(157,95,245,.25) 0px,
    rgba(157,95,245,.25) 8px,
    transparent 8px,
    transparent 14px
  );
  border-radius: 2px;
}
.mc-3 {
  background: rgba(74,222,128,.05);
}
.mc-3::after {
  content: '';
  position: absolute;
  left: 0; top: 0; right: 0; bottom: 0;
  background:
    linear-gradient(90deg, rgba(74,222,128,.1) 1px, transparent 1px) 0 0 / 20px 20px,
    linear-gradient(0deg,  rgba(74,222,128,.1) 1px, transparent 1px) 0 0 / 20px 20px;
}

/* ── Info ── */
.project-info {
  padding: 24px;
}

.project-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  color: var(--color-purple-light);
  background: rgba(124,58,237,.1);
  border: 1px solid rgba(124,58,237,.2);
  border-radius: var(--radius-sm);
  padding: 3px 10px;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 12px;
}

.project-info h3 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -.3px;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.project-info p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 16px;
}

.project-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}
.project-stack span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  background: var(--bg-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 3px 9px;
}

.project-link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--color-orange-light);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--duration-normal), color var(--duration-normal);
}
.project-link:hover {
  color: var(--color-orange);
  gap: 10px;
}

/* ── Footer ── */
.portfolio-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding-top: 12px;
  flex-wrap: wrap;
}
.portfolio-footer p {
  color: var(--text-muted);
  font-size: 15px;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .project-card--featured { grid-column: span 1; }
}