/* Portfolio page and project detail styles */

.portfolio-page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px 80px;
}

.portfolio-page h1 {
  position: relative;
  margin: 0 0 34px;
  padding: 28px 0 32px;
  text-align: left;
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 400;
  line-height: 1.08;
  isolation: isolate;
}

.portfolio-page h1::before,
.project-main h1::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0 auto;
  left: 50%;
  width: 100vw;
  background:
    radial-gradient(circle at 22% 72%, rgba(206, 220, 255, 0.58) 0 34px, transparent 35px),
    radial-gradient(circle at 66% 36%, rgba(206, 220, 255, 0.58) 0 46px, transparent 47px),
    #eef3ff;
  transform: translateX(-50%);
}

/* Filter bar */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 5px 18px;
  justify-content: flex-start;
  margin-bottom: 34px;
}

.filter-btn {
  min-width: 44px;
  min-height: 44px;
  font-family: var(--font-heading);
  font-size: 10px;
  font-weight: 500;
  padding: 10px 8px;
  border: 0;
  border-radius: 18px;
  background: transparent;
  color: #9a98a0;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.045em;
  transition: background 0.2s, color 0.2s;
}

.filter-btn:hover {
  color: var(--color-accent);
}

.filter-btn.is-active {
  background: var(--color-accent);
  color: #fff;
  padding-inline: 16px;
}

.filter-status {
  margin: -22px 0 30px;
  color: var(--color-text-light);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Portfolio grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 34px 42px;
}

.portfolio-card {
  transition: opacity 0.25s, transform 0.25s;
}

.portfolio-card.is-hidden {
  display: none;
}

.portfolio-card a {
  display: block;
  color: inherit;
}

.portfolio-card a:hover h3 {
  color: var(--color-accent);
}

.portfolio-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 0;
  margin-bottom: 10px;
  background: var(--color-bg);
}

.portfolio-card h3 {
  font-family: var(--font-body);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.3;
  margin: 0;
  transition: color 0.2s;
}

/* Project detail */
.project-detail {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px 80px;
}

.project-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.85fr) minmax(270px, 0.85fr);
  gap: 0 64px;
  align-items: start;
}

.project-main {
  display: contents;
}

.project-main h1 {
  position: relative;
  grid-column: 1 / -1;
  margin: 0 0 40px;
  padding: 34px 0 38px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  isolation: isolate;
}

.project-image {
  grid-column: 1;
  grid-row: 2 / span 2;
  margin: 0 0 32px;
}

.project-image img {
  width: auto;
  max-width: 100%;
  max-height: 520px;
  margin: 0 auto;
  border-radius: 0;
  object-fit: contain;
}

.project-body {
  grid-column: 2;
  grid-row: 2;
  min-width: 0;
}

.project-body h4 {
  font-size: 1rem;
  font-weight: 400;
  margin: 0 0 5px;
  color: var(--color-text);
}

.project-body p {
  margin: 0 0 15px;
  color: var(--color-text-light);
}

.project-body ul {
  margin: 0 0 17px;
  padding-left: 16px;
  color: var(--color-text-light);
}

.project-body li {
  margin-bottom: 6px;
}

.project-sidebar {
  grid-column: 2;
  grid-row: 3;
  position: static;
  padding: 24px 0 0;
  background: transparent;
  border-radius: 0;
}

.project-sidebar h2 {
  font-size: 1rem;
  font-weight: 400;
  margin-bottom: 14px;
}

.project-meta {
  font-family: var(--font-heading);
  font-size: 10px;
  margin: 0 0 9px;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.045em;
}

.project-meta a {
  display: inline;
}

.project-meta a + a::before {
  content: " ";
}

.project-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 56px;
  padding-top: 28px;
  border-top: 0;
}

.project-nav a {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  max-width: 45%;
  overflow-wrap: anywhere;
}

.project-nav-prev {
  text-align: left;
}

.project-nav-next {
  text-align: right;
  margin-left: auto;
}

@media (max-width: 900px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-layout {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .project-main {
    display: block;
  }

  .project-main h1 {
    margin-bottom: 30px;
  }

  .project-body {
    margin-top: 28px;
  }

  .project-sidebar {
    grid-column: auto;
    grid-row: auto;
    margin-top: 6px;
  }
}

@media (max-width: 560px) {
  .portfolio-page,
  .project-detail {
    padding-inline: 18px;
  }

  .portfolio-page h1,
  .project-main h1 {
    padding-block: 24px 26px;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .filter-bar {
    gap: 4px 12px;
  }

  .filter-btn {
    font-size: 9px;
    padding: 10px 7px;
  }

  .filter-btn.is-active {
    padding-inline: 12px;
  }

  .project-nav {
    flex-direction: column;
    margin-top: 32px;
  }

  .project-nav a {
    max-width: 100%;
  }
}