.portfolio-page {
  --portfolio-accent: #6c63ff;
  --portfolio-accent-strong: #5146ee;
  --portfolio-accent-soft: rgba(108, 99, 255, 0.1);
  --portfolio-success: #1f9d65;
  --portfolio-success-soft: rgba(31, 157, 101, 0.11);
  --portfolio-warm: #f59e0b;
  --portfolio-card-bg: var(--board-bg-color);
  --portfolio-card-bg: color-mix(in srgb, var(--board-bg-color) 94%, var(--portfolio-accent) 6%);
  padding: 0 0.25rem 1rem;
}

.portfolio-skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 1100;
  padding: 0.65rem 0.9rem;
  border-radius: 0 0 0.45rem 0.45rem;
  background: #fff;
  color: #1f3144;
  font-weight: 700;
  transition: top 0.2s ease;
}

.portfolio-skip-link:focus {
  top: 0;
}

.portfolio-page *,
.portfolio-page *::before,
.portfolio-page *::after {
  box-sizing: border-box;
}

.portfolio-page a:focus-visible,
.portfolio-page button:focus-visible,
.portfolio-page input:focus-visible,
.portfolio-page select:focus-visible {
  outline: 3px solid var(--portfolio-accent);
  outline-offset: 3px;
}

.portfolio-intro {
  max-width: 760px;
  margin-bottom: 2.6rem;
}

.portfolio-eyebrow {
  margin: 0 0 0.75rem;
  color: var(--portfolio-accent);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.portfolio-intro h1,
.portfolio-intro h2 {
  margin: 0 0 0.9rem;
  color: var(--post-heading-color);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 750;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.portfolio-lead {
  margin: 0;
  color: var(--sec-text-color);
  font-size: clamp(1rem, 2vw, 1.14rem);
  line-height: 1.85;
}

.portfolio-updated {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 1.1rem;
  color: var(--sec-text-color);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.78rem;
}

.portfolio-updated::before {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--portfolio-success);
  box-shadow: 0 0 0 0.25rem var(--portfolio-success-soft);
  content: "";
}

.portfolio-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin: 0 0 3.5rem;
}

.portfolio-stat {
  min-height: 132px;
  padding: 1.25rem;
  border: 1px solid var(--line-color);
  border-radius: 0.9rem;
  background: var(--portfolio-card-bg);
}

.portfolio-stat-value {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--post-heading-color);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: clamp(1.7rem, 4vw, 2.45rem);
  font-weight: 750;
  letter-spacing: -0.05em;
  line-height: 1;
}

.portfolio-stat-label {
  display: block;
  color: var(--text-color);
  font-size: 0.9rem;
  font-weight: 600;
}

.portfolio-stat-detail {
  display: block;
  margin-top: 0.4rem;
  color: var(--sec-text-color);
  font-size: 0.76rem;
}

.portfolio-section {
  margin-top: 3.7rem;
  scroll-margin-top: 5rem;
}

.portfolio-section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.35rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--line-color);
}

.portfolio-section-heading h2 {
  margin: 0;
  color: var(--post-heading-color);
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.025em;
}

.portfolio-section-heading p {
  max-width: 520px;
  margin: 0;
  color: var(--sec-text-color);
  font-size: 0.84rem;
  line-height: 1.65;
  text-align: right;
}

.portfolio-featured-grid,
.portfolio-project-featured {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.portfolio-story {
  position: relative;
  display: flex;
  min-height: 250px;
  flex-direction: column;
  padding: 1.45rem;
  overflow: hidden;
  border: 1px solid var(--line-color);
  border-radius: 1rem;
  background: var(--portfolio-card-bg);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.portfolio-story:hover,
.portfolio-project-card:hover,
.portfolio-repo-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--portfolio-accent) 46%, var(--line-color));
  box-shadow: 0 12px 28px rgba(31, 41, 55, 0.09);
}

.portfolio-story-index {
  position: absolute;
  right: 1.15rem;
  top: 0.75rem;
  color: var(--portfolio-accent-soft);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 3.8rem;
  font-weight: 800;
  line-height: 1;
}

.portfolio-story-repo,
.portfolio-project-kicker {
  position: relative;
  z-index: 1;
  margin-bottom: 1rem;
  color: var(--portfolio-accent);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.75rem;
  font-weight: 700;
}

.portfolio-story h3,
.portfolio-project-card h3 {
  position: relative;
  z-index: 1;
  margin: 0 0 0.7rem;
  color: var(--post-heading-color);
  font-size: 1.16rem;
  font-weight: 700;
  line-height: 1.45;
}

.portfolio-story p,
.portfolio-project-card p {
  position: relative;
  z-index: 1;
  flex: 1;
  margin: 0 0 1.15rem;
  color: var(--sec-text-color);
  font-size: 0.9rem;
  line-height: 1.75;
}

.portfolio-story-footer,
.portfolio-project-footer {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: auto;
  color: var(--sec-text-color);
  font-size: 0.76rem;
}

.portfolio-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--portfolio-accent) !important;
  font-weight: 650;
  text-decoration: none !important;
}

.portfolio-link:hover {
  color: var(--portfolio-accent-strong) !important;
}

.portfolio-repo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.portfolio-repo-card {
  padding: 1.2rem;
  border: 1px solid var(--line-color);
  border-radius: 0.85rem;
  background: var(--portfolio-card-bg);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.portfolio-repo-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.portfolio-repo-name {
  color: var(--post-heading-color) !important;
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.9rem;
  font-weight: 700;
  overflow-wrap: anywhere;
  text-decoration: none !important;
}

.portfolio-repo-count {
  flex: 0 0 auto;
  padding: 0.28rem 0.55rem;
  border-radius: 999px;
  background: var(--portfolio-success-soft);
  color: var(--portfolio-success);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 700;
}

.portfolio-repo-description {
  min-height: 2.8rem;
  margin: 0.75rem 0 1rem;
  color: var(--sec-text-color);
  font-size: 0.82rem;
  line-height: 1.6;
}

.portfolio-repo-meta,
.portfolio-project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  color: var(--sec-text-color);
  font-size: 0.74rem;
}

.portfolio-language {
  display: inline-flex;
  align-items: center;
  gap: 0.38rem;
}

.portfolio-language-dot {
  width: 0.58rem;
  height: 0.58rem;
  border-radius: 50%;
  background: var(--language-color, #718096);
}

.portfolio-repo-bar {
  height: 4px;
  margin-top: 1rem;
  overflow: hidden;
  border-radius: 999px;
  background: var(--line-color);
}

.portfolio-repo-bar span {
  display: block;
  width: var(--repo-share, 0%);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--portfolio-accent), #30a9de);
}

.portfolio-filters {
  display: grid;
  grid-template-columns: minmax(220px, 1.7fr) repeat(3, minmax(130px, 0.7fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding: 0.9rem;
  border: 1px solid var(--line-color);
  border-radius: 0.85rem;
  background: var(--portfolio-card-bg);
}

.portfolio-project-filters {
  grid-template-columns: minmax(220px, 1.7fr) repeat(2, minmax(150px, 0.8fr));
}

.portfolio-field label {
  display: block;
  margin: 0 0 0.35rem 0.15rem;
  color: var(--sec-text-color);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.portfolio-field input,
.portfolio-field select {
  width: 100%;
  min-height: 44px;
  padding: 0.55rem 0.72rem;
  border: 1px solid var(--line-color);
  border-radius: 0.55rem;
  outline: none;
  background: var(--board-bg-color);
  color: var(--text-color);
  font-size: 0.84rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.portfolio-field input:focus,
.portfolio-field select:focus {
  border-color: var(--portfolio-accent);
  box-shadow: 0 0 0 3px var(--portfolio-accent-soft);
}

.portfolio-result-count {
  margin: 0 0 0.8rem;
  color: var(--sec-text-color);
  font-size: 0.8rem;
}

.portfolio-contribution-list {
  position: relative;
  display: grid;
  gap: 0.65rem;
  padding-left: 1.05rem;
}

.portfolio-contribution-list::before {
  position: absolute;
  top: 0.55rem;
  bottom: 0.55rem;
  left: 0.15rem;
  width: 1px;
  background: var(--line-color);
  content: "";
}

.portfolio-contribution {
  position: relative;
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line-color);
  border-radius: 0.75rem;
  background: var(--portfolio-card-bg);
}

.portfolio-contribution::before {
  position: absolute;
  top: 50%;
  left: -1.18rem;
  width: 0.58rem;
  height: 0.58rem;
  border: 2px solid var(--board-bg-color);
  border-radius: 50%;
  background: var(--portfolio-success);
  box-shadow: 0 0 0 2px var(--portfolio-success-soft);
  content: "";
  transform: translateY(-50%);
}

.portfolio-type {
  display: inline-flex;
  width: max-content;
  align-items: center;
  justify-content: center;
  padding: 0.28rem 0.55rem;
  border-radius: 999px;
  background: var(--portfolio-accent-soft);
  color: var(--portfolio-accent);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.7rem;
  font-weight: 750;
  text-transform: uppercase;
}

.portfolio-type[data-type="fix"] {
  background: rgba(239, 68, 68, 0.1);
  color: #dc4b4b;
}

.portfolio-type[data-type="docs"] {
  background: rgba(59, 130, 246, 0.1);
  color: #3276d3;
}

.portfolio-type[data-type="perf"] {
  background: rgba(245, 158, 11, 0.12);
  color: #b97200;
}

.portfolio-contribution-main {
  min-width: 0;
}

.portfolio-contribution-repo {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--sec-text-color);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.72rem;
}

.portfolio-contribution-title {
  display: inline;
  color: var(--post-heading-color) !important;
  font-size: 0.9rem;
  font-weight: 650;
  line-height: 1.55;
  overflow-wrap: anywhere;
  text-decoration: none !important;
}

.portfolio-contribution-title:hover {
  color: var(--portfolio-accent) !important;
}

.portfolio-contribution-number {
  color: var(--sec-text-color);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.75rem;
}

.portfolio-contribution-meta {
  display: grid;
  min-width: 128px;
  gap: 0.28rem;
  color: var(--sec-text-color);
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.68rem;
  text-align: right;
}

.portfolio-diff-add {
  color: var(--portfolio-success);
}

.portfolio-diff-del {
  color: #dc4b4b;
}

.portfolio-project-card {
  position: relative;
  display: flex;
  min-height: 280px;
  flex-direction: column;
  padding: 1.45rem;
  border: 1px solid var(--line-color);
  border-radius: 1rem;
  background: var(--portfolio-card-bg);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.portfolio-project-card.is-featured::before {
  position: absolute;
  top: 0;
  left: 1.45rem;
  width: 44px;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--portfolio-accent);
  content: "";
}

.portfolio-project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
  margin: 0 0 1rem;
}

.portfolio-project-tag,
.portfolio-license {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  background: var(--portfolio-accent-soft);
  color: var(--portfolio-accent);
  font-size: 0.7rem;
  font-weight: 650;
}

.portfolio-license.is-missing {
  background: rgba(245, 158, 11, 0.12);
  color: #b97200;
}

.portfolio-project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.portfolio-project-grid .portfolio-project-card {
  min-height: 250px;
}

.portfolio-method {
  margin-top: 3.5rem;
  padding: 1.2rem 1.35rem;
  border-left: 3px solid var(--portfolio-accent);
  border-radius: 0 0.65rem 0.65rem 0;
  background: var(--portfolio-accent-soft);
  color: var(--sec-text-color);
  font-size: 0.82rem;
  line-height: 1.75;
}

.portfolio-method strong {
  color: var(--text-color);
}

.portfolio-loading,
.portfolio-empty,
.portfolio-error {
  padding: 2rem;
  border: 1px dashed var(--line-color);
  border-radius: 0.75rem;
  color: var(--sec-text-color);
  text-align: center;
}

.portfolio-error {
  border-color: rgba(239, 68, 68, 0.4);
  color: #dc4b4b;
}

.portfolio-nav-link.active {
  color: var(--link-hover-color) !important;
}

@media (max-width: 991.98px) {
  .portfolio-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (max-width: 767.98px) {
  .portfolio-page {
    padding: 0 0 0.5rem;
  }

  .portfolio-section {
    margin-top: 2.8rem;
  }

  .portfolio-section-heading {
    display: block;
  }

  .portfolio-section-heading p {
    margin-top: 0.5rem;
    text-align: left;
  }

  .portfolio-featured-grid,
  .portfolio-project-featured,
  .portfolio-repo-grid,
  .portfolio-project-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-contribution {
    grid-template-columns: 72px minmax(0, 1fr);
  }

  .portfolio-contribution-meta {
    grid-column: 2;
    display: flex;
    min-width: 0;
    flex-wrap: wrap;
    gap: 0.75rem;
    text-align: left;
  }
}

@media (max-width: 575.98px) {
  .portfolio-stats,
  .portfolio-filters {
    grid-template-columns: 1fr;
  }

  .portfolio-stat {
    min-height: 112px;
  }

  .portfolio-contribution {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .portfolio-contribution-meta {
    grid-column: 1;
  }

  .portfolio-story,
  .portfolio-project-card {
    min-height: 0;
  }

  .portfolio-field input,
  .portfolio-field select {
    font-size: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .portfolio-story,
  .portfolio-project-card,
  .portfolio-repo-card,
  .portfolio-field input,
  .portfolio-field select {
    transition: none;
  }
}

[data-user-color-scheme="dark"] .portfolio-page,
:root:not([data-user-color-scheme]) .portfolio-page {
  --portfolio-accent: #9b91ff;
  --portfolio-accent-strong: #bbb4ff;
  --portfolio-accent-soft: rgba(155, 145, 255, 0.13);
  --portfolio-success: #50c98b;
  --portfolio-success-soft: rgba(80, 201, 139, 0.12);
}

@media (prefers-color-scheme: light) {
  :root:not([data-user-color-scheme]) .portfolio-page {
    --portfolio-accent: #6c63ff;
    --portfolio-accent-strong: #5146ee;
    --portfolio-accent-soft: rgba(108, 99, 255, 0.1);
    --portfolio-success: #1f9d65;
    --portfolio-success-soft: rgba(31, 157, 101, 0.11);
  }
}