.portfolio-hero {
  position: relative;
  padding-top: calc(var(--header-height) + 64px);
  padding-bottom: 64px;
  background:
    radial-gradient(circle at 80% 20%, rgba(255, 90, 31, 0.09), transparent 20%),
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.04), transparent 24%),
    linear-gradient(180deg, #030303 0%, #090909 100%);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  overflow: hidden;
  isolation: isolate;
}

#portfolioScene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
}

.portfolio-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.08;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: radial-gradient(circle at center, black 45%, transparent 100%);
}

.portfolio-hero .container-wide,
.portfolio-hero-inner {
  position: relative;
  z-index: 2;
}

.portfolio-hero-inner { 
  max-width: 860px;
  padding-top: 24px 
}

.portfolio-hero h1 {
  margin: 22px 0 18px;
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
  font-weight: 700;
  max-width: 900px;
}

.lead-copy {
  margin: 0;
  max-width: 760px;
  font-size: clamp(1.02rem, 2vw, 1.14rem);
  line-height: 1.75;
  color: var(--muted);
}

.portfolio-toolbar {
  margin-top: 38px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-btn {
  appearance: none;
  border: 1px solid rgba(255,255,255,0.09);
  background: rgba(255,255,255,0.04);
  color: rgba(255,255,255,0.74);
  border-radius: 999px;
  padding: 11px 16px;
  font-size: 0.92rem;
  font-weight: 600;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.filter-btn:hover {
  color: #fff;
  transform: translateY(-1px);
  border-color: rgba(255, 90, 31, 0.24);
}

.filter-btn.is-active {
  color: #fff;
  background: rgba(255, 90, 31, 0.16);
  border-color: rgba(255, 90, 31, 0.35);
}

.portfolio-grid {
  margin-top: 42px;
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 24px;
}

@media (min-width: 768px) {
  .portfolio-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1200px) {
  .portfolio-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.portfolio-item { min-width: 0; }

.portfolio-card-page {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}

.portfolio-card-page:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 90, 31, 0.28);
  box-shadow: var(--shadow-soft);
}

.portfolio-media {
  position: relative;
  aspect-ratio: 16 / 11;
  background: #0a0a0a;
  overflow: hidden;
}

.portfolio-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 72% 52%, rgba(255, 90, 31, 0.12), transparent 26%),
    linear-gradient(180deg, rgba(0,0,0,0.03), rgba(0,0,0,0.18));
}

.portfolio-media-thumb {
  width: 100%;
  height: 100%;
  background-size: contain;
  background-position: center center;
  background-repeat: no-repeat;
  background-color: #0a0a0a;
}

.portfolio-type {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(0,0,0,0.45);
  border: 1px solid rgba(255,255,255,0.1);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.portfolio-card-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 22px;
  flex: 1;
}

.portfolio-card-body h3 {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.2;
  color: #fff;
}

.portfolio-card-body p {
  margin: 0;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
  font-size: 0.97rem;
}

.portfolio-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 4px;
}

.portfolio-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.04);
  color: #fff;
  font-weight: 600;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.portfolio-btn:hover {
  color: #fff;
  transform: translateY(-1px);
  border-color: rgba(255, 90, 31, 0.28);
  background: rgba(255,255,255,0.06);
}

.portfolio-btn.primary {
  background: linear-gradient(180deg, #ff6e36, #ff4d12);
  border-color: transparent;
  box-shadow: 0 10px 30px rgba(255, 90, 31, 0.2);
}

.portfolio-btn.primary:hover {
  background: linear-gradient(180deg, #ff7846, #ff5720);
}

.portfolio-empty {
  display: none;
  margin-top: 28px;
  padding: 22px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  color: rgba(255,255,255,0.72);
}

.portfolio-empty.is-visible { display: block; }

@media (max-width: 768px) {
  .portfolio-hero {
    padding-top: calc(74px + 48px);
    padding-bottom: 48px;
  }

  .portfolio-card-body {
    padding: 18px;
  }
}