.portfolio-intro { display: grid; grid-template-columns: 1.15fr .85fr; gap: 70px; align-items: center; padding: 85px 0 90px; }
.portfolio-label { font: 500 11px/1.5 var(--font-mono); letter-spacing: .1em; color: var(--accent); }
.portfolio-intro h1 { margin-top: 30px; font-size: clamp(60px, 6vw, 88px); font-weight: 600; line-height: .94; letter-spacing: -.065em; }
.portfolio-intro h1 span { display: block; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.6); }
.portfolio-description { max-width: 530px; margin-top: 30px; color: var(--muted); font-size: 16px; line-height: 1.7; }
.portfolio-diagram { padding: 22px; border: 1px solid var(--line); background-image: linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px); background-size: 35px 35px; transform: rotate(2deg); }
.portfolio-diagram svg { display: block; width: 100%; color: var(--accent); }
.portfolio-diagram text { font: 30px var(--font-mono); }
.diagram-label { display: flex; justify-content: space-between; gap: 20px; font: 9px/1.5 var(--font-mono); color: var(--muted); }
.portfolio-catalog { padding: 0 0 110px; scroll-margin-top: 30px; }
.project-filters { display: flex; flex-wrap: wrap; gap: 8px; padding: 22px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.project-filters button { font: 10px/1.5 var(--font-mono); letter-spacing: .05em; min-height: 44px; padding: 0 16px; color: var(--muted); background: transparent; border: 1px solid transparent; cursor: pointer; transition: color .2s, border-color .2s; }
.project-filters button:hover { color: var(--text); border-color: var(--line); }
.project-filters button[aria-pressed="true"] { color: var(--accent); border-color: var(--accent); }
.catalog-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin: 26px 0; }
.catalog-heading h2 { font-size: 28px; line-height: 1.2; font-weight: 500; letter-spacing: -.035em; }
.portfolio-count { font: 10px/1.5 var(--font-mono); color: #808080; letter-spacing: .1em; }
.portfolio-empty { font-size: 14px; color: var(--muted); line-height: 1.65; }
.project-filters button { min-width: 44px; }
.portfolio-catalog .project-tags li,
.portfolio-catalog .project-card-top > span:first-child,
.footer-main > p, .footer-links, .footer-bottom, .footer-domain { color: #808080; }
.project-link-placeholder { cursor: default; }
.portfolio-catalog .project-link-placeholder:hover { color: var(--text); }
.portfolio-catalog .project-link-placeholder:hover span { transform: none; }
.portfolio-catalog .projects-grid[data-results="1"] { grid-template-columns: minmax(0, 760px); justify-content: center; }
.portfolio-catalog .projects-grid[data-results="2"] .project-card-wide {
  grid-column: auto; display: flex; flex-direction: column; gap: 0; min-height: 0;
}
.portfolio-catalog .projects-grid[data-results="2"] .project-card-wide > .project-visual { aspect-ratio: 16 / 9; min-height: 0; }
.portfolio-catalog .projects-grid[data-results="2"] .project-card-wide .project-content { display: contents; }
.portfolio-catalog .projects-grid[data-results="2"] .project-card-wide .project-card-top { order: -1; }
.portfolio-catalog .projects-grid[data-results="2"] .project-card-wide h3 { margin-top: 18px; }
.portfolio-catalog .projects-grid { margin-top: 0; }
.portfolio-catalog [hidden] { display: none !important; }
@media (max-width: 1100px) {
  .portfolio-intro { gap: 40px; padding: 65px 0 70px; }
  .portfolio-intro h1 { font-size: clamp(52px,6.3vw,70px); }
}
@media (max-width: 800px) {
  .portfolio-intro { grid-template-columns: 1fr; gap: 24px; padding: 45px 0 50px; }
  .portfolio-diagram { width: min(100%, 270px); justify-self: center; padding: 16px; }
  .portfolio-description { max-width: 580px; }
}
@media (max-width: 600px) {
  .portfolio-intro { padding: 35px 0 45px; gap: 28px; }
  .portfolio-intro h1 { font-size: clamp(44px,11.5vw,58px); }
  .portfolio-description { font-size: 15px; }
  .portfolio-diagram { width: min(100% - 12px,270px); padding: 16px; }
  .diagram-label { gap: 12px; }
  .catalog-heading { align-items: flex-start; gap: 12px; }
  .catalog-heading h2 { font-size: 24px; }
  .project-filters { gap: 4px; padding: 16px 0; }
  .project-filters button { padding: 0 10px; font-size: 9px; }
  .portfolio-catalog { padding-bottom: 80px; }
}

@media (min-width: 661px) and (max-width: 750px) {
  .portfolio-catalog .projects-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .portfolio-catalog .project-card { padding: 10px 10px 22px; }
  .portfolio-catalog .project-content h3 { font-size: 24px; min-height: 50.4px; }
  .portfolio-catalog .project-subtitle { font-size: 13px; min-height: 39px; }
  .portfolio-catalog .project-tags li { font-size: 9px; padding: 5px 6px; }
  .portfolio-catalog .project-card-wide { grid-column: 1 / -1; }
}

@media (max-width: 660px) {
  .portfolio-catalog .projects-grid { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 360px) {
  .portfolio-intro { padding: 30px 0 35px; gap: 20px; }
  .portfolio-intro h1 { font-size: clamp(42px, 12.2vw, 44px); }
  .portfolio-diagram { width: 230px; }
}