/* ═══════════════════════════════════════════
   PORTFOLIO PAGE — Complete Styles
   ═══════════════════════════════════════════ */
.pf-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

/* Card */
.pf-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.pf-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.3);
  border-color: rgba(245,166,35,0.15);
}

/* Thumbnail */
.pf-card-thumb {
  height: 280px;
  overflow: hidden;
  display: block;
  position: relative;
  background: linear-gradient(135deg, var(--bg-secondary), rgba(27,58,92,0.2));
}
.pf-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
  transition: transform 0.6s var(--ease);
}
.pf-card:hover .pf-card-thumb img { transform: scale(1.03); }
.pf-card-thumb--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--text-muted);
}

/* Tags */
.pf-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.pf-tags span {
  padding: 5px 14px;
  background: rgba(27,58,92,0.15);
  border: 1px solid rgba(27,58,92,0.25);
  border-radius: 60px;
  font-size: 0.68rem;
  font-family: var(--font-mono);
  color: var(--navy-light);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Body */
.pf-card-body {
  padding: 28px 28px 16px;
  flex: 1;
}
.pf-card-body h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.pf-card-body h2 a { transition: color 0.3s; }
.pf-card-body h2 a:hover { color: var(--accent); }
.pf-card-body p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* Stats row */
.pf-stats {
  display: flex;
  gap: 24px;
  padding: 0 28px 16px;
}
.pf-stat {
  display: flex;
  align-items: center;
  gap: 8px;
}
.pf-stat-val {
  font-size: 0.88rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--accent);
}
.pf-stat-lbl {
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Footer */
.pf-card-footer {
  padding: 16px 28px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border);
  margin: 0 0 0;
}
.pf-result {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--emerald);
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}
.pf-link {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.pf-link i { font-size: 0.7rem; transition: transform 0.3s; }
.pf-card:hover .pf-link i { transform: translateX(4px); }

/* ═══ PORTFOLIO RESPONSIVE ═══ */
@media (max-width: 1024px) {
  .pf-grid { gap: 24px; }
  .pf-card-thumb { height: 240px; }
}
@media (max-width: 768px) {
  .pf-grid { grid-template-columns: 1fr; }
  .pf-card-thumb { height: 220px; }
  .pf-stats { gap: 16px; flex-wrap: wrap; }
  .pf-card-body { padding: 22px 22px 12px; }
  .pf-card-footer { padding: 14px 22px 20px; }
}
@media (max-width: 480px) {
  .pf-card-thumb { height: 180px; }
  .pf-stats { padding: 0 18px 14px; }
  .pf-card-body { padding: 18px 18px 10px; }
  .pf-card-footer { padding: 12px 18px 18px; }
}

/* ═══════════════════════════════════════════
   PREMIUM CS-CARD — Shared with homepage
   ═══════════════════════════════════════════ */
.cs-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:28px; }
.cs-card {
  background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius);
  overflow:hidden; transition:var(--transition); display:flex; flex-direction:column;
  position:relative; cursor:pointer; height:100%;
}
.cs-card:hover { transform:translateY(-8px); border-color:rgba(245,166,35,0.18); box-shadow:0 28px 70px rgba(0,0,0,0.4); }
.cs-card__accent { position:absolute; top:0; left:0; right:0; height:2px; opacity:0; transition:var(--transition); z-index:3; }
.cs-card:hover .cs-card__accent { opacity:1; }
.cs-card__glow {
  position:absolute; top:50%; left:50%; width:0; height:0;
  background:radial-gradient(circle,rgba(245,166,35,0.05),transparent 70%);
  border-radius:50%; transition:width .6s,height .6s,top .6s,left .6s; pointer-events:none; z-index:0;
}
.cs-card:hover .cs-card__glow { width:500px; height:500px; top:calc(50% - 250px); left:calc(50% - 250px); }
.cs-card__visual { position:relative; overflow:hidden; }
.cs-card__browser-bar {
  display:flex; align-items:center; gap:8px; padding:11px 16px;
  background:rgba(255,255,255,0.02); border-bottom:1px solid var(--border); position:relative; z-index:2;
}
.cs-bb__dots { display:flex; gap:6px; }
.cs-bb__dots span { width:8px; height:8px; border-radius:50%; display:block; }
.cs-bb__dots .dot-red { background:#FF5F57; }
.cs-bb__dots .dot-amber { background:#FEBC2E; }
.cs-bb__dots .dot-green { background:#1AAF6B; }
.cs-bb__url {
  margin-left:8px; padding:4px 14px; background:rgba(255,255,255,0.03); border-radius:6px;
  font-family:var(--font-mono); font-size:.62rem; color:var(--text-muted); flex:1; display:flex; align-items:center;
}
.cs-bb__url i { font-size:.55rem; opacity:.4; margin-right:6px; }
.cs-bb__live { display:flex; align-items:center; gap:5px; font-family:var(--font-mono); font-size:.6rem; color:var(--emerald); letter-spacing:1px; text-transform:uppercase; }
.cs-bb__live-dot { width:5px; height:5px; background:var(--emerald); border-radius:50%; display:inline-block; animation:cs-pulse 1.5s infinite; }
@keyframes cs-pulse { 0%,100% { opacity:1; } 50% { opacity:.3; } }
.cs-card__img-wrap { height:210px; position:relative; overflow:hidden; display:block; background:linear-gradient(135deg,#0A1B2E,#122841); }
.cs-card__img-wrap img { width:100%; height:100%; object-fit:cover; object-position:top center; transition:transform .7s var(--ease); display:block; }
.cs-card:hover .cs-card__img-wrap img { transform:scale(1.05); }
.cs-card__img-fade { position:absolute; bottom:0; left:0; right:0; height:80px; background:linear-gradient(transparent,var(--bg-card)); pointer-events:none; }
.cs-card__float-stats { position:absolute; bottom:14px; left:14px; right:14px; display:flex; gap:6px; z-index:2; }
.cs-float-stat {
  flex:1; background:rgba(10,16,25,0.75); backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px);
  border:1px solid rgba(255,255,255,0.06); border-radius:var(--radius-sm);
  padding:10px 8px; text-align:center; opacity:0; transform:translateY(10px);
  transition:opacity .35s var(--ease),transform .35s var(--ease);
}
.cs-card:hover .cs-float-stat { opacity:1; transform:translateY(0); }
.cs-float-stat__val { font-family:var(--font-mono); font-size:.88rem; font-weight:700; color:var(--accent); line-height:1; }
.cs-float-stat__lbl { font-size:.58rem; color:var(--text-muted); text-transform:uppercase; letter-spacing:.5px; margin-top:4px; }
.cs-card__body { padding:22px 24px 16px; flex:1; position:relative; z-index:1; }
.cs-card__tags { display:flex; gap:6px; flex-wrap:wrap; margin-bottom:16px; }
.cs-tag {
  padding:4px 12px; background:rgba(27,58,92,0.15); border:1px solid rgba(27,58,92,0.25);
  border-radius:60px; font-size:.62rem; font-family:var(--font-mono); color:var(--navy-light);
  text-transform:uppercase; letter-spacing:1px;
}
.cs-card__title-group { display:flex; align-items:center; gap:14px; margin-bottom:12px; }
.cs-card__icon {
  width:44px; height:44px; border-radius:12px; border:1px solid;
  display:flex; align-items:center; justify-content:center; font-size:1rem; flex-shrink:0; transition:var(--transition);
}
.cs-card:hover .cs-card__icon { transform:scale(1.08) rotate(5deg); }
.cs-card__title { font-size:1.2rem; font-weight:700; letter-spacing:-.01em; margin:0; line-height:1.1; }
.cs-card__title a { color:inherit; text-decoration:none; transition:color .3s; }
.cs-card:hover .cs-card__title a { color:var(--accent); }
.cs-card__subtitle-text { font-size:.75rem; color:var(--text-muted); font-weight:400; }
.cs-card__desc { font-size:.85rem; color:var(--text-secondary); line-height:1.72; margin:0; }
.cs-card__footer {
  padding:14px 24px 20px; display:flex; align-items:center; justify-content:space-between;
  border-top:1px solid var(--border); position:relative; z-index:1;
}
.cs-card__result {
  display:flex; align-items:center; gap:7px; padding:5px 14px;
  background:rgba(26,175,107,0.06); border:1px solid rgba(26,175,107,0.1); border-radius:60px;
}
.cs-card__result i { font-size:.6rem; color:var(--emerald); }
.cs-card__result span { font-family:var(--font-mono); font-size:.7rem; color:var(--emerald); font-weight:600; }
.cs-card__link { font-size:.82rem; font-weight:600; color:var(--accent); display:inline-flex; align-items:center; gap:6px; text-decoration:none; transition:var(--transition); }
.cs-card__link i { font-size:.68rem; transition:transform .3s; }
.cs-card:hover .cs-card__link i { transform:translateX(4px); }

@media (max-width:768px) {
  .cs-grid { grid-template-columns:1fr; }
  .cs-card__img-wrap { height:190px; }
  .cs-card__float-stats { display:none; }
}
@media (max-width:480px) {
  .cs-card__body { padding:16px 16px 12px; }
  .cs-card__footer { padding:12px 16px 16px; }
  .cs-tag { font-size:.58rem; padding:3px 10px; }
}

/* ═══ Case Study Detail Page ═══ */
.cs-detail__metrics { display:flex; gap:16px; flex-wrap:wrap; margin-bottom:36px; }
.cs-detail__metric { display:flex; align-items:center; gap:10px; padding:12px 20px; background:var(--bg-card); border:1px solid var(--border); border-radius:12px; }
.cs-detail__metric-val { font-family:var(--font-mono); font-size:1.1rem; font-weight:800; color:var(--accent); line-height:1; }
.cs-detail__metric-lbl { font-size:.72rem; color:var(--text-muted); text-transform:uppercase; letter-spacing:.5px; }
.cs-detail__result-badge { display:inline-flex; align-items:center; gap:8px; padding:12px 22px; background:rgba(26,175,107,0.08); border:1px solid rgba(26,175,107,0.15); border-radius:12px; font-family:var(--font-mono); font-size:0.85rem; color:var(--emerald); font-weight:600; margin-bottom:36px; }
.cs-detail__result-badge i { font-size:.75rem; }

/* Layout */
.cs-detail__layout { display:grid; grid-template-columns:1fr 280px; gap:48px; align-items:start; }
.cs-detail__main { min-width:0; }

/* Image frame */
.cs-detail__image-frame { border-radius:var(--radius); overflow:hidden; margin-bottom:40px; border:1px solid var(--border); }
.cs-detail__image-frame img { width:100%; display:block; }

/* Content prose */
.cs-detail__content h2 { font-size:1.5rem; font-weight:700; margin:36px 0 16px; letter-spacing:-0.01em; }
.cs-detail__content h2:first-child { margin-top:0; }
.cs-detail__content p { font-size:.92rem; color:var(--text-secondary); line-height:1.8; margin-bottom:16px; }
.cs-detail__content strong { color:var(--text-primary); font-weight:600; }

/* Sidebar */
.cs-detail__sidebar { position:sticky; top:100px; }
.cs-detail__sidebar-card { background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius); padding:28px; margin-bottom:20px; }
.cs-detail__sidebar-title { font-size:.72rem; font-family:var(--font-mono); letter-spacing:2px; text-transform:uppercase; color:var(--text-muted); margin-bottom:20px; }
.cs-detail__field { margin-bottom:18px; }
.cs-detail__field:last-child { margin-bottom:0; }
.cs-detail__field-label { font-size:.7rem; color:var(--text-muted); text-transform:uppercase; letter-spacing:1px; margin-bottom:4px; }
.cs-detail__field-value { font-size:.88rem; font-weight:600; }
.cs-detail__tech-tags { display:flex; gap:6px; flex-wrap:wrap; margin-top:4px; }

/* Sidebar CTA */
.cs-detail__sidebar-cta { background:linear-gradient(135deg,rgba(245,166,35,0.06),rgba(26,175,107,0.03)); border:1px solid rgba(245,166,35,0.12); border-radius:var(--radius); padding:28px; text-align:center; }
.cs-detail__sidebar-cta h4 { font-size:1rem; font-weight:700; margin-bottom:8px; }
.cs-detail__sidebar-cta p { font-size:.82rem; color:var(--text-secondary); line-height:1.65; margin-bottom:16px; }
.cs-detail__cta-btn {
  display:flex; align-items:center; justify-content:center; gap:10px;
  width:100%; padding:14px 24px; background:var(--accent); color:#0A1019 !important;
  font-weight:600; font-size:.88rem; border-radius:60px; text-decoration:none;
  transition:var(--transition); position:relative; overflow:hidden;
}
.cs-detail__cta-btn span { position:relative; z-index:2; color:#0A1019; }
.cs-detail__cta-btn i { position:relative; z-index:2; font-size:.8rem; transition:transform .3s; color:#0A1019; }
.cs-detail__cta-btn:hover { transform:translateY(-2px); box-shadow:0 12px 40px rgba(245,166,35,0.3); color:#0A1019 !important; }
.cs-detail__cta-btn:hover i { transform:translateX(4px); }

/* Detail responsive */
@media (max-width:1024px) {
  .cs-detail__layout { grid-template-columns:1fr; gap:36px; }
  .cs-detail__sidebar { position:static; }
}
@media (max-width:768px) {
  .cs-detail__metrics { gap:10px; }
  .cs-detail__metric { padding:10px 14px; }
  .cs-detail__metric-val { font-size:.95rem; }
}
@media (max-width:480px) {
  .cs-detail__metric { flex-direction:column; gap:4px; text-align:center; }
}