/* ══════════════════════════════════════════════════════════════════
   PROJECTS PAGE — Aurora Glassmorphism Edition
══════════════════════════════════════════════════════════════════ */

.proj-filters {
  display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 44px;
}
.filter-btn {
  padding: 10px 24px;
  border: 1.5px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--r-full);
  font-size: 0.88rem; font-weight: 600;
  color: var(--clr-text2);
  background: rgba(4, 10, 26, 0.65);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  cursor: pointer;
  transition: var(--t);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}
.filter-btn:hover {
  border-color: var(--clr-amber);
  color: #ffffff;
  background: rgba(245, 158, 11, 0.12);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.2);
}
.filter-btn.active {
  background: linear-gradient(135deg, #0284c7, #38bdf8);
  border-color: #38bdf8;
  color: #ffffff;
  box-shadow: 0 4px 22px rgba(56, 189, 248, 0.45);
  transform: translateY(-2px);
}

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

/* Card */
.pcard {
  background: rgba(4, 10, 26, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: var(--t);
  display: flex; flex-direction: column;
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.5);
}
.pcard:hover {
  border-color: rgba(56, 189, 248, 0.38);
  transform: translateY(-7px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7), 0 0 35px rgba(56, 189, 248, 0.14);
}
.pcard.hidden { display: none; }

/* Image section */
.pcard-img {
  position: relative; height: 210px; overflow: hidden;
  background: #0d121c;
}
.pcard-img img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: top;
  transition: transform 0.5s var(--ease);
}
.pcard:hover .pcard-img img { transform: scale(1.06); }
.pcard-img-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 35%, rgba(4, 8, 18, 0.85) 100%);
}
.pcard-img-badges {
  position: absolute; bottom: 14px; left: 14px;
  display: flex; gap: 8px; flex-wrap: wrap;
}
.pibadge {
  font-family: var(--mono); font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.05em; text-transform: uppercase;
  padding: 5px 14px; border-radius: var(--r-full);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #ffffff;
  background: linear-gradient(135deg, #0284c7, #38bdf8);
  border: 1px solid rgba(56, 189, 248, 0.4);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}
.pibadge.award {
  background: linear-gradient(135deg, #b45309, #f59e0b);
  border: 1px solid rgba(251, 191, 36, 0.5);
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
}
.pibadge.green {
  background: linear-gradient(135deg, #059669, #10b981);
  border: 1px solid rgba(52, 211, 153, 0.4);
}
.pibadge.purple {
  background: linear-gradient(135deg, #7c3aed, #a855f7);
  border: 1px solid rgba(168, 85, 247, 0.4);
}

/* Fallback for missing image */
.pcard-img-fallback-active {
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #111827, #162035) !important;
  font-size: 3rem;
}
.pcard-img-fallback-active::before { content: 'PD'; font-family: var(--mono); font-weight: 800; color: rgba(56, 189, 248, 0.4); font-size: 2.2rem; }

/* Body */
.pcard-body { padding: 22px 24px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.pcard-cats { display: flex; gap: 7px; flex-wrap: wrap; }
.ptag {
  font-family: var(--mono); font-size: 0.70rem; font-weight: 600;
  padding: 4px 12px; border-radius: var(--r-full);
  background: rgba(56, 189, 248, 0.10);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: var(--clr-primary);
}
.ptag.purple { background: rgba(168, 85, 247, 0.10); border-color: rgba(168, 85, 247, 0.25); color: var(--clr-purple); }
.ptag.green  { background: rgba(16, 185, 129, 0.10);  border-color: rgba(16, 185, 129, 0.25);  color: var(--clr-emerald); }
.ptag.red    { background: rgba(244, 63, 94, 0.10); border-color: rgba(244, 63, 94, 0.25); color: var(--clr-rose); }

.pcard-title { font-size: 1.20rem; font-weight: 800; color: #ffffff; line-height: 1.25; letter-spacing: -0.01em; }
.pcard-subtitle { font-size: 0.84rem; font-weight: 500; color: var(--clr-primary); margin-top: -3px; }
.pcard-desc { font-size: 0.88rem; color: var(--clr-text2); line-height: 1.7; flex: 1; }
.pcard-techs { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 6px; }
.pcard-techs span {
  font-family: var(--mono); font-size: 0.70rem; font-weight: 500;
  color: var(--clr-text2); padding: 4px 12px;
  background: rgba(255, 255, 255, 0.04); border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--r-full);
}

@media (max-width: 1024px) { .projects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) {
  .projects-grid { grid-template-columns: 1fr; gap: 20px; }
  .proj-filters { gap: 8px; margin-bottom: 28px; }
  .filter-btn { padding: 8px 16px; font-size: 0.82rem; }
  .pcard-img { height: 185px; }
}
@media (max-width: 480px) {
  .pcard-body { padding: 16px 14px 20px; }
  .pcard-title { font-size: 1.08rem; }
  .pcard-desc { font-size: 0.85rem; }
  .pibadge { font-size: 0.64rem; padding: 4px 10px; }
}