:root {
  --portfolio-bg: #f5f5f7;
  --portfolio-surface: #ffffff;
  --portfolio-text: #1d1d1f;
  --portfolio-muted: #6e6e73;
  --portfolio-muted-low: #86868b;
  --portfolio-border: rgba(0, 0, 0, 0.075);
  --portfolio-max: 1180px;
}

.portfolio-page,
.portfolio-page * {
  letter-spacing: 0;
}

.portfolio-page {
  margin: 0;
  background: var(--portfolio-bg);
  color: var(--portfolio-text);
  overflow-x: hidden;
}

.portfolio-page .site-header,
.portfolio-page .header-shell,
.portfolio-page .header-inner,
.portfolio-page .brand {
  background: transparent !important;
  box-shadow: none !important;
  border: none !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

.portfolio-page .brand img {
  filter: brightness(0);
}

.portfolio-page .menu-toggle span {
  background: #1d1d1f;
}

.portfolio-main {
  width: 100%;
  background: var(--portfolio-bg);
}

.portfolio-hero {
  min-height: 46vh;
  padding: 148px 24px 72px;
  display: flex;
  align-items: flex-end;
  background:
    radial-gradient(circle at 78% 16%, rgba(0, 0, 0, 0.045), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #f5f5f7 100%);
}

.portfolio-hero-inner {
  width: min(100%, var(--portfolio-max));
  margin: 0 auto;
}

.portfolio-back-link {
  width: fit-content;
  min-height: 34px;
  margin-bottom: 12px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--portfolio-muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  line-height: 1;
  font-weight: 560;
  transition:
    color 0.22s ease,
    transform 0.22s ease;
}

.portfolio-back-link:hover {
  color: var(--portfolio-text);
  transform: translateX(-2px);
}

.portfolio-eyebrow {
  margin: 0 0 12px;
  font-size: 11px;
  line-height: 1;
  font-weight: 650;
  color: var(--portfolio-muted-low);
  text-transform: uppercase;
}

.portfolio-hero h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(42px, 5.7vw, 78px);
  line-height: 0.96;
  font-weight: 680;
  color: var(--portfolio-text);
}

.portfolio-hero p:not(.portfolio-eyebrow) {
  max-width: 620px;
  margin: 24px 0 0;
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 1.55;
  color: var(--portfolio-muted);
}

.portfolio-grid-section {
  width: min(calc(100% - 48px), var(--portfolio-max));
  margin: 0 auto;
  padding: 18px 0 90px;
}

.portfolio-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.portfolio-brand-card {
  min-height: 230px;
  padding: 26px;
  position: relative;
  overflow: hidden;
  border-radius: 28px;
  border: 1px solid var(--portfolio-border);
  background: var(--portfolio-surface);
  color: var(--portfolio-text);
  text-decoration: none;
  display: flex;
  align-items: flex-end;
  isolation: isolate;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.7) inset,
    0 10px 30px rgba(0, 0, 0, 0.035);
  transition:
    transform 0.28s ease,
    box-shadow 0.28s ease,
    border-color 0.28s ease;
}

.portfolio-brand-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.14) 0%,
      rgba(255, 255, 255, 0.24) 52%,
      rgba(255, 255, 255, 0.62) 100%
    ),
    var(--brand-image);
  background-size: cover;
  background-position: center;
  opacity: 0.84;
  z-index: -2;
  transition:
    opacity 0.32s ease,
    transform 0.45s ease;
}

.portfolio-brand-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.50) 100%);
  z-index: -1;
}

.portfolio-brand-card:hover::before {
  opacity: 0.94;
  transform: scale(1.04);
}

.portfolio-brand-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 0, 0, 0.12);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.72) inset,
    0 18px 44px rgba(0, 0, 0, 0.07);
}

.portfolio-brand-card:hover::before {
  opacity: 0.92;
  transform: scale(1.04);
}

.portfolio-brand-card h2 {
  max-width: 92%;
  margin: 0;
  position: relative;
  z-index: 2;
  font-size: clamp(25px, 2.2vw, 34px);
  line-height: 0.96;
  font-weight: 660;
  color: var(--portfolio-text);
}

.portfolio-footer {
  width: min(calc(100% - 48px), var(--portfolio-max));
  margin: 0 auto;
  padding: 34px 0 48px;
  border-top: 1px solid rgba(0, 0, 0, 0.07);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.portfolio-footer p,
.portfolio-footer span {
  margin: 0;
  font-size: 13px;
  line-height: 1.4;
  color: var(--portfolio-muted-low);
}

@media (max-width: 980px) {
  .portfolio-hero {
    min-height: 42vh;
    padding: 128px 18px 58px;
  }

  .portfolio-grid-section,
  .portfolio-footer {
    width: calc(100% - 36px);
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .portfolio-brand-card {
    min-height: 220px;
    border-radius: 24px;
  }
}

@media (max-width: 640px) {
  .portfolio-hero h1 {
    font-size: clamp(38px, 12vw, 56px);
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-brand-card {
    min-height: 190px;
    padding: 22px;
  }

  .portfolio-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 420px) {
  .portfolio-grid-section,
  .portfolio-footer {
    width: calc(100% - 28px);
  }

  .portfolio-brand-card h2 {
    font-size: 28px;
  }
}