/* =============================================================================
   Sub-page components (projects.html, thesis.html)
   Restyles the existing card / figure / table markup on the shared tokens.
   Load after site.css.
   ============================================================================= */

.page-main { padding-bottom: clamp(64px, 10vw, 140px); }
.page-wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.page-hero .hero__ctas { margin-top: 32px; }

/* ---------- section headings ---------- */
.page-wrap > section { padding-top: clamp(56px, 8vw, 104px); }
.page-wrap > section:first-child { padding-top: 0; }
.section-heading,
.section-card > h2 {
  font-size: clamp(2rem, 5vw, 3.8rem); font-weight: 700; letter-spacing: -0.045em; line-height: 1;
  margin: 0 0 14px; color: var(--text);
}
.gradient-text { background: none; -webkit-text-fill-color: currentColor; color: var(--text); }
.section-sub, .section-intro { color: var(--mute); max-width: 72ch; margin: 0 0 32px; }
.section-intro strong { color: var(--text); font-weight: 600; }

/* ---------- filter bar ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; }
.filter-btn {
  padding: 8px 14px; border-radius: 999px; border: 1px solid var(--line-strong);
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--mute); background: transparent;
  transition: color 0.25s var(--ease), background-color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.filter-btn:hover { color: var(--text); border-color: var(--accent); }
.filter-btn.is-active { background: var(--text); color: var(--bg); border-color: var(--text); }

/* ---------- project cards ---------- */
.featured-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 520px), 1fr)); gap: 20px; }
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 20px; }

.project-card {
  position: relative; display: flex; flex-direction: column; overflow: hidden;
  background: var(--bg-raise); border: 1px solid var(--line-strong); border-radius: var(--radius);
  transition: border-color 0.35s var(--ease), transform 0.5s var(--ease);
}
.project-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.project-card.is-hidden { display: none; }

.project-card__media {
  position: relative; aspect-ratio: 16 / 9; overflow: hidden;
  border-bottom: 1px solid var(--line);
  background-color: var(--bg-raise-2); background-size: cover; background-position: center;
  transition: transform 0.8s var(--ease);
}
/* Gradient placeholders become a quiet blueprint grid; real screenshots keep their image. */
.project-card__media--gradient:not(.viz-analyzer):not(.viz-llm):not(.viz-ddca):not(.viz-prosthetic) {
  background-image:
    radial-gradient(420px 220px at 85% 110%, color-mix(in srgb, var(--accent) 38%, transparent), transparent 70%),
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px) !important;
  background-size: auto, 24px 24px, 24px 24px !important;
}
.project-card:not(.project-card--featured) .project-card__media { aspect-ratio: 16 / 7; }
.viz-analyzer { background-image: url('https://raw.githubusercontent.com/sara-kaz/github-repo-analyzer/main/public/screenshot.png'); }
.viz-llm { background-image: url('https://raw.githubusercontent.com/sara-kaz/llm-benchmark-dashboard/main/public/screenshot.png'); }
.viz-ddca { background-image: url('https://drive.google.com/thumbnail?id=1xYeh7yMGNv6ISAsKeGX4j5_oU_VFy669&sz=w2000'); }
.viz-prosthetic { background-image: url('https://www.csun.edu/~pbishay/img/Smart_Prosthetics_Team_2023_24.jpg'); }

.project-card__play {
  position: absolute; inset: 0; display: grid; place-items: center;
  background: rgba(10, 11, 15, 0.45); color: #fff;
  opacity: 0; transition: opacity 0.35s var(--ease);
}
.project-card__media:hover .project-card__play,
.project-card__play:focus-visible { opacity: 1; }
.project-card__play span {
  padding: 11px 18px; border-radius: 999px; background: #fff; color: #0e1014;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase;
  transform: translateY(8px); transition: transform 0.45s var(--ease);
}
.project-card__media:hover .project-card__play span { transform: none; }

.project-card__body { padding: 22px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.project-card__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; }
.project-card__badge {
  display: inline-flex; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line-strong);
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--mute);
}
.project-card__badge--award { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); background: var(--accent-soft); }
.project-card__badge--demo { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.project-card__badge--progress { color: var(--trace-3); border-color: color-mix(in srgb, var(--trace-3) 40%, transparent); }
.project-card__period { font-family: var(--font-mono); font-size: 11px; color: var(--dim); }
.project-card__title { font-size: 1.3rem; font-weight: 700; letter-spacing: -0.025em; line-height: 1.2; color: var(--text); }
.project-card--featured .project-card__title { font-size: clamp(1.4rem, 2.2vw, 1.75rem); }
.project-card__summary { color: var(--mute); font-size: 15px; line-height: 1.6; flex: 1; }
.project-card__highlights { display: flex; flex-direction: column; gap: 6px; color: var(--mute); font-size: 14.5px; }
.project-card__highlights li { display: flex; gap: 10px; }
.project-card__highlights li::before { content: "→"; color: var(--accent); font-family: var(--font-mono); }
.project-card__tags { display: flex; flex-wrap: wrap; gap: 6px; }
.project-card__tags a, .project-card__tags span {
  display: inline-flex; padding: 3px 9px; border-radius: 6px; background: var(--bg-raise-2);
  font-family: var(--font-mono); font-size: 11px; color: var(--mute);
}
.project-card__tags a:hover { color: var(--accent); }
.project-card__actions { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: auto; padding-top: 8px; border-top: 1px solid var(--line); }
.project-btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 8px 0;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--text);
  background: linear-gradient(currentColor, currentColor) 0 90% / 0 1px no-repeat;
  transition: background-size 0.4s var(--ease), color 0.25s var(--ease);
}
.project-btn:hover { background-size: 100% 1px; color: var(--accent); }
.project-btn--primary::after { content: "↗"; }
.project-btn--demo { color: var(--ok); }

/* ---------- thesis: sections & figures ---------- */
.section-card { padding-top: clamp(56px, 8vw, 104px); }
.section-card > h2 { display: flex; align-items: baseline; gap: 16px; }
.section-card h3 { font-size: 1.15rem; font-weight: 600; letter-spacing: -0.015em; margin: 36px 0 12px; color: var(--text); }
.section-card > p { color: var(--mute); max-width: 72ch; }
.section-card strong { color: var(--text); font-weight: 600; }

.figure-block { margin: 24px 0; }
.figure-block img, .photo-grid img, .chart-grid img, .patent-diagram img {
  width: 100%; height: auto; display: block;
  background: #fff; border-radius: 12px; border: 1px solid var(--line-strong); padding: clamp(8px, 2vw, 20px);
}
.figure-caption, figcaption { margin-top: 10px; color: var(--dim); font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.02em; line-height: 1.5; }
.photo-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.photo-grid img { aspect-ratio: 4 / 3; object-fit: contain; }
.chart-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; margin-top: 20px; }

.results-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.metric-card { background: var(--bg-raise); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 22px; }
.metric-card h3 { margin: 0 0 12px; font-family: var(--font-mono); font-size: 12px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent); }
.metric-card ul li { padding: 8px 0; border-top: 1px solid var(--line); color: var(--mute); font-size: 15px; }
.metric-card p { color: var(--dim) !important; }

.table-scroll { overflow-x: auto; margin: 12px 0 8px; border: 1px solid var(--line-strong); border-radius: var(--radius); }
table.results-table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 520px; }
.results-table th, .results-table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); }
.results-table th { font-family: var(--font-mono); font-size: 11px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: var(--dim); background: var(--bg-raise); }
.results-table td { color: var(--mute); }
.results-table td strong { color: var(--text); }
.results-table tbody tr:last-child td { border-bottom: 0; }
.results-table tbody tr:hover td { background: var(--accent-soft); }

details.doc-panel { border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--bg-raise); margin: 14px 0; overflow: hidden; }
details.doc-panel summary {
  display: flex; justify-content: space-between; align-items: center; cursor: pointer; list-style: none;
  padding: 18px 22px; font-weight: 600; letter-spacing: -0.01em;
}
details.doc-panel summary::-webkit-details-marker { display: none; }
details.doc-panel summary::after { content: "+"; font-family: var(--font-mono); color: var(--accent); transition: transform 0.4s var(--ease); }
details.doc-panel[open] summary::after { transform: rotate(45deg); }
.doc-actions { display: flex; flex-wrap: wrap; gap: 8px 20px; padding: 0 22px 16px; }
.pdf-frame { width: 100%; height: min(78vh, 860px); border: 0; background: #fff; display: block; }
.pdf-viewport { border-top: 1px solid var(--line); background: #fff; }
.pdf-viewport--poster { aspect-ratio: 4 / 3; max-height: min(72vh, 720px); }
.pdf-viewport--poster .pdf-frame { height: 100%; }

.patent-points { display: flex; flex-direction: column; margin-top: 16px; }
.patent-points li { display: flex; gap: 12px; padding: 12px 0; border-top: 1px solid var(--line); color: var(--mute); }
.patent-points li::before { content: "→"; color: var(--accent); font-family: var(--font-mono); }
.patent-diagram { margin-top: 32px; }
.patent-diagram img { max-width: 860px; }

/* link-style buttons used inside doc panels */
.custom-btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 0;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--text);
  background: linear-gradient(currentColor, currentColor) 0 90% / 0 1px no-repeat;
  transition: background-size 0.4s var(--ease), color 0.25s var(--ease);
}
.custom-btn:hover { background-size: 100% 1px; color: var(--accent); }

/* ---------- compact footer ---------- */
.site-foot { border-top: 1px solid var(--line-strong); padding: 40px 0 28px; }
.site-foot__top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 24px; }
.site-foot__cta { font-size: clamp(1.8rem, 5vw, 3.6rem); font-weight: 800; letter-spacing: -0.05em; line-height: 1; }
.site-foot__cta .serif { font-weight: 400; color: var(--accent); }
.site-foot__cta a { background: linear-gradient(var(--accent), var(--accent)) 0 100% / 0 2px no-repeat; transition: background-size 0.5s var(--ease); }
.site-foot__cta a:hover { background-size: 100% 2px; }
.site-foot__links { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.site-foot__links a { color: var(--mute); }
.site-foot__links a:hover { color: var(--text); }

@media (max-width: 760px) {
  .results-grid, .chart-grid, .photo-grid { grid-template-columns: 1fr; }
}

.viz-lumen { background-image:
  radial-gradient(420px 220px at 20% 110%, color-mix(in srgb, var(--trace-2) 42%, transparent), transparent 70%),
  radial-gradient(420px 220px at 85% 110%, color-mix(in srgb, var(--accent) 38%, transparent), transparent 70%),
  linear-gradient(var(--line) 1px, transparent 1px),
  linear-gradient(90deg, var(--line) 1px, transparent 1px) !important;
  background-size: auto, auto, 24px 24px, 24px 24px !important;
}