/* ══════════════════════════════════════════════════════
   PORTFOLIO PAGE - Always Light Corporate Theme
══════════════════════════════════════════════════════ */

/* ── Filter bar ── */
.portfolio-filter-wrap {
  background: #fff !important;
  border-bottom: 1px solid #e8ecf3 !important;
  padding: 1.5rem 0;
}
.sector-filter {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  justify-content: center;
}
.filter-btn {
  padding: .5rem 1.3rem;
  border-radius: 2rem;
  border: 1.5px solid #dde3ee;
  background: #fff;
  color: #4a5568;
  font-size: .82rem;
  font-weight: 600;
  transition: all .22s;
  letter-spacing: .02em;
}
.filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(227,30,37,.04);
}
.filter-btn.active {
  background: var(--grad-brand);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 16px rgba(227,30,37,.28);
}

/* ── Section ── */
.portfolio-section,
html:not(.theme-light) .portfolio-section {
  padding: 3.5rem 0 6rem;
  background: #f2f5fb !important;
  position: relative;
}
.portfolio-section::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(0,0,0,.032) 1px, transparent 1px);
  background-size: 26px 26px;
  pointer-events: none;
}
.portfolio-section > .container { position: relative; z-index: 1; }

/* ── Stats wrap - always visible, sits between filter and grid ── */
.pf-stats-wrap {
  background: #fff !important;
  border-bottom: 1px solid #e8ecf3;
  padding: 1.25rem 0;
}

/* ── Stats row ── */
.pf-stats,
html:not(.theme-light) .pf-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: transparent !important;
  border: none !important;
  border-radius: 0;
  overflow: hidden;
  box-shadow: none;
}
.pf-stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 1rem;
  position: relative;
}
.pf-stat + .pf-stat::before {
  content: '';
  position: absolute; left: 0; top: 15%; height: 70%;
  width: 1px;
  background: #dde3ee;
}
.pf-stat-num {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 900;
  background: var(--grad-brand);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: .3rem;
}
.pf-stat-label {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: #8896aa;
}

/* ── Sector accent variables ── */
.sector-group[data-sector="mobility"]      { --c: #e31e25; --cr: 227,30,37; }
.sector-group[data-sector="energy"]        { --c: #d97706; --cr: 217,119,6; }
.sector-group[data-sector="hospitality"]   { --c: #0284c7; --cr: 2,132,199; }
.sector-group[data-sector="food-beverage"] { --c: #059669; --cr: 5,150,105; }
.sector-group[data-sector="education"]     { --c: #0d9488; --cr: 13,148,136; }
.sector-group[data-sector="engineering"]   { --c: #ea580c; --cr: 234,88,12; }

/* ── Sector group ── */
.sector-group { margin-bottom: 4rem; }

.sector-group-head,
html:not(.theme-light) .sector-group-head {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  margin-bottom: 1.75rem;
  padding: 1.1rem 1.6rem 1.1rem 1.4rem;
  background: #fff !important;
  border-radius: 14px;
  box-shadow: 0 2px 14px rgba(0,0,0,.06) !important;
  border: 1px solid #e8ecf3 !important;
  border-left: 4px solid var(--c, var(--primary)) !important;
  position: relative;
  overflow: hidden;
}
.sector-group-head::after {
  content: attr(data-num);
  position: absolute; right: 1.25rem; top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-heading);
  font-size: 4.5rem; font-weight: 900; line-height: 1;
  color: rgba(0,0,0,.04);
  pointer-events: none;
  letter-spacing: -.04em;
}
.sector-group-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.sector-group-head h3,
html:not(.theme-light) .sector-group-head h3 {
  font-size: 1.1rem; font-weight: 700;
  color: #1a202c !important; margin: 0;
}
.sector-group-head > span,
html:not(.theme-light) .sector-group-head > span {
  margin-left: auto;
  background: #f0f4fa !important;
  color: #7a8898 !important;
  font-size: .72rem; font-weight: 700;
  padding: .28rem .85rem; border-radius: 2rem;
  white-space: nowrap;
  margin-right: 2.5rem;
}

/* ── Portfolio grid ── */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

/* ── Portfolio card ── */
.portfolio-card,
html:not(.theme-light) .portfolio-card {
  background: #fff !important;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #e8ecf3 !important;
  box-shadow: 0 2px 16px rgba(0,0,0,.055);
  transition: transform .32s var(--ease), box-shadow .32s var(--ease), border-color .32s;
  display: flex; flex-direction: column;
  position: relative;
}
/* sector-colored top bar */
.portfolio-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--c, var(--primary)), rgba(var(--cr, 227,30,37), .25));
  z-index: 2;
}
.portfolio-card:hover {
  transform: translateY(-6px);
  border-color: rgba(var(--cr, 227,30,37), .3) !important;
  box-shadow:
    0 16px 48px rgba(var(--cr, 227,30,37), .12),
    0 4px 16px rgba(0,0,0,.08);
}

/* Card image */
.portfolio-card-img {
  height: 200px;
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
  background: #f0f4fa;
}
.portfolio-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease);
  display: block;
}
.portfolio-card:hover .portfolio-card-img img { transform: scale(1.04); }

/* Sector badge */
.portfolio-card-sector {
  position: absolute;
  top: .85rem; left: .85rem;
  z-index: 3;
  padding: .26rem .78rem;
  border-radius: 2rem;
  font-size: .68rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .07em;
  backdrop-filter: blur(10px);
}

/* Card body */
.portfolio-card-body,
html:not(.theme-light) .portfolio-card-body {
  padding: 1.4rem 1.5rem 1.6rem;
  flex: 1; display: flex; flex-direction: column;
  background: #f8faff !important;
  position: relative; overflow: hidden;
}
/* concentric circle decoration */
.portfolio-card-body::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 150px; height: 150px;
  border-radius: 50%;
  border: 1px solid rgba(var(--cr, 227,30,37), .12);
  pointer-events: none;
}
.portfolio-card-body::after {
  content: '';
  position: absolute;
  top: -72px; right: -72px;
  width: 214px; height: 214px;
  border-radius: 50%;
  border: 1px solid rgba(var(--cr, 227,30,37), .06);
  pointer-events: none;
}
.portfolio-card-body h4,
html:not(.theme-light) .portfolio-card-body h4 {
  font-size: 1.05rem; font-weight: 700;
  color: #1a202c !important;
  margin-bottom: .5rem; line-height: 1.3;
  position: relative; z-index: 1;
}
.portfolio-card-body p,
html:not(.theme-light) .portfolio-card-body p {
  font-size: .86rem;
  color: #4a5568 !important;
  line-height: 1.72; flex: 1;
  margin-bottom: 1.25rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  position: relative; z-index: 1;
}

/* Visit Website */
.portfolio-card-link,
html:not(.theme-light) .portfolio-card-link {
  display: inline-flex; align-items: center; gap: .45rem;
  font-size: .78rem; font-weight: 700;
  color: var(--c, var(--primary));
  padding: .52rem 1.1rem;
  border: 1.5px solid rgba(var(--cr, 227,30,37), .28);
  border-radius: 2rem;
  background: rgba(var(--cr, 227,30,37), .05);
  transition: all .22s;
  align-self: flex-start;
  margin-top: auto;
  position: relative; z-index: 1;
}
.portfolio-card-link:hover {
  background: var(--c, var(--primary));
  border-color: var(--c, var(--primary));
  color: #fff !important; gap: .75rem;
  box-shadow: 0 4px 16px rgba(var(--cr, 227,30,37), .3);
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .pf-stats { flex-wrap: wrap; }
  .pf-stat { min-width: 50%; }
  .pf-stat:nth-child(2n+1)::before { display: none; }
}
@media (max-width: 768px) {
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .filter-btn { font-size: .76rem; padding: .42rem .9rem; }
}
@media (max-width: 480px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .pf-stat { min-width: 100%; }
  .pf-stat + .pf-stat::before { display: none; }
}