/* ============================================
   PORTFOLIO PAGE STYLES
   portfolio.css
   ============================================ */

/* ---------- FILTER TABS ---------- */
.portfolio-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 9px 20px;
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  background: transparent;
  color: var(--color-muted);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}

/* ---------- PORTFOLIO GRID ---------- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* ---------- PORTFOLIO CARD ---------- */
.portfolio-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.portfolio-card:hover {
  border-color: rgba(0,212,255,0.3);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

/* Hidden state when filtered */
.portfolio-card.hidden {
  display: none;
}

/* Thumbnail */
.port-thumb {
  height: 200px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.port-thumb-1 { background: linear-gradient(135deg, #0d1a2e, #0a2a40); }
.port-thumb-2 { background: linear-gradient(135deg, #1a1408, #2a2000); }
.port-thumb-3 { background: linear-gradient(135deg, #1a0a2e, #2a0a3e); }
.port-thumb-4 { background: linear-gradient(135deg, #081a10, #0a2a18); }
.port-thumb-5 { background: linear-gradient(135deg, #0d1a2e, #102040); }
.port-thumb-6 { background: linear-gradient(135deg, #1a1020, #280e30); }

.port-icon {
  font-size: 4rem;
  filter: drop-shadow(0 4px 24px rgba(0,0,0,0.4));
  transition: var(--transition-slow);
}

.portfolio-card:hover .port-icon {
  transform: scale(1.1);
}

/* Overlay on hover */
.port-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 15, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.portfolio-card:hover .port-overlay { opacity: 1; }

/* Card Info */
.port-info { padding: 24px; }

.port-tags { margin-bottom: 10px; }

.port-info h3 {
  font-size: 1rem;
  margin-bottom: 8px;
  font-family: var(--font-body);
  font-weight: 600;
}

.port-info p {
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.port-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
}

.port-tech {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-muted);
}

.port-result {
  font-size: 0.8rem;
  font-weight: 600;
}

/* ---------- MORE / CTA ---------- */
.portfolio-more {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid var(--color-border);
}

.portfolio-more p { font-size: 1rem; }

/* ---------- TESTIMONIALS ---------- */
.testimonials-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.testimonial-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.test-stars { font-size: 1rem; }

.testimonial-card blockquote {
  font-style: italic;
  font-size: 0.92rem;
  color: var(--color-text);
  line-height: 1.7;
  flex: 1;
}

.test-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.test-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent2));
  color: var(--color-bg);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.test-author strong { display: block; font-size: 0.9rem; color: var(--color-white); }
.test-author span   { font-size: 0.78rem; color: var(--color-muted); }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .portfolio-grid { grid-template-columns: 1fr; }
}