/* ─────────────────────────────────────────────
   Design tokens
   ───────────────────────────────────────────── */
:root {
  --bg: #fafaf8;
  --surface: #ffffff;
  --surface-2: #f2f3f1;
  --border: #e3e4e0;
  --border-strong: #cfd1cc;
  --text: #15181e;
  --text-2: #464c57;
  --text-3: #6b7280;
  --accent: #1f4f8f;          /* deep fjord blue */
  --accent-hover: #173e72;
  --accent-soft: #e8eef7;
  --accent-contrast: #ffffff;
  --success: #1f7a4d;
  --gold: #8a6512;
  --gold-soft: #f6efdc;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 4px 16px rgba(16, 24, 40, 0.06);

  /* muted category tints for project covers */
  --cat-medical: #0f766e;
  --cat-vision: #1f4f8f;
  --cat-llm: #6d28d9;
  --cat-agentic: #b45309;
  --cat-web: #475569;

  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;

  --radius: 10px;
  --radius-sm: 6px;
  --container: 1120px;
  --header-h: 64px;
}

:root[data-theme="dark"] {
  --bg: #0d1015;
  --surface: #141920;
  --surface-2: #1a2029;
  --border: #262d38;
  --border-strong: #353e4c;
  --text: #e8eaee;
  --text-2: #b4bac5;
  --text-3: #8a93a1;
  --accent: #8cb4f2;
  --accent-hover: #a9c7f6;
  --accent-soft: #1a2738;
  --accent-contrast: #0d1015;
  --success: #4cc38a;
  --gold: #e3bd62;
  --gold-soft: #2a2414;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.25);

  --cat-medical: #4fd1c5;
  --cat-vision: #8cb4f2;
  --cat-llm: #b79cf5;
  --cat-agentic: #f0b35c;
  --cat-web: #a3b1c4;
}

/* ─────────────────────────────────────────────
   Base
   ───────────────────────────────────────────── */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
main { flex: 1; }

h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img { display: block; max-width: 100%; height: auto; }
button, input { font: inherit; color: inherit; }

.ic {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
.prose a, .inline-link { text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--accent) 35%, transparent); text-underline-offset: 3px; }
.prose a:hover, .inline-link:hover { text-decoration-color: currentColor; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  z-index: 100;
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
}
.skip-link:focus { left: 16px; }

/* ─────────────────────────────────────────────
   Header
   ───────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}
.site-header.scrolled { border-bottom-color: var(--border); }

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.12rem;
  color: var(--text);
  letter-spacing: -0.01em;
}
.brand:hover { color: var(--text); }
.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 7px;
  background: var(--accent);
  color: var(--accent-contrast);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.nav { display: flex; gap: 2px; }
.nav a {
  color: var(--text-2);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 7px 12px;
  border-radius: var(--radius-sm);
}
.nav a:hover { color: var(--text); background: var(--surface-2); }
.nav a[aria-current="page"] { color: var(--text); background: var(--surface-2); }

.header-actions { display: flex; align-items: center; gap: 8px; }

.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-2);
  cursor: pointer;
}
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); }
.icon-btn .ic { width: 18px; height: 18px; }

:root[data-theme="light"] .i-sun,
:root[data-theme="dark"] .i-moon { display: none; }

.menu-btn { display: none; }

/* ─────────────────────────────────────────────
   Buttons & link chips
   ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 0.92rem;
  font-weight: 500;
  line-height: 1.2;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn-sm { padding: 7px 12px; font-size: 0.85rem; }
.btn-primary { background: var(--accent); color: var(--accent-contrast); }
.btn-primary:hover { background: var(--accent-hover); color: var(--accent-contrast); }
.btn-ghost { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { color: var(--text); border-color: var(--border-strong); }

/* Small labelled link buttons: Paper · Code · Demo · Project page */
.links { display: flex; flex-wrap: wrap; gap: 8px; }
.lb {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.2;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: color 0.15s ease, border-color 0.15s ease, background-color 0.15s ease;
}
.lb .ic { width: 14px; height: 14px; }
.lb:hover { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.lb-primary { color: var(--accent); background: var(--accent-soft); border-color: transparent; }
.lb-primary:hover { background: var(--accent); color: var(--accent-contrast); border-color: transparent; }
.lb-muted { color: var(--text-3); cursor: default; }
.lb-muted:hover { color: var(--text-3); border-color: var(--border); }

/* Social profile buttons */
.socials { display: flex; flex-wrap: wrap; gap: 8px; }
.social {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
}
.social .ic { width: 16px; height: 16px; }
.social:hover { color: var(--text); border-color: var(--border-strong); }

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.5;
  border-radius: 4px;
  background: var(--surface-2);
  color: var(--text-2);
  border: 1px solid var(--border);
  white-space: nowrap;
}
.badge-accent { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.badge-gold { background: var(--gold-soft); color: var(--gold); border-color: transparent; }

/* ─────────────────────────────────────────────
   Home hero
   ───────────────────────────────────────────── */
.hero { padding: 64px 0 24px; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 56px;
  align-items: center;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 22px;
}
.status .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--success) 22%, transparent);
  flex-shrink: 0;
}

.hero-name {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}
.hero-role { margin-top: 10px; font-size: 1.08rem; font-weight: 500; color: var(--accent); }
.hero-lead { margin-top: 18px; max-width: 58ch; font-size: 1.04rem; color: var(--text-2); }
.hero-lead strong { color: var(--text); font-weight: 600; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.hero .socials { margin-top: 18px; }

.hero-photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  background: var(--surface-2);
}
.hero-photo figcaption {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--text-3);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 48px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}
.stats > div { padding: 18px 22px; }
.stats > div + div { border-left: 1px solid var(--border); }
.stats dt { font-size: 0.8rem; color: var(--text-3); }
.stats dd {
  margin-top: 2px;
  font-family: var(--font-serif);
  font-size: 1.7rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.25;
}

/* ─────────────────────────────────────────────
   Inner-page hero
   ───────────────────────────────────────────── */
.page-hero { padding: 56px 0 8px; }
.page-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.6rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.15;
}
.page-hero p { margin-top: 10px; max-width: 64ch; color: var(--text-2); font-size: 1.02rem; }
.page-hero .hero-cta { margin-top: 20px; }

/* ─────────────────────────────────────────────
   Sections
   ───────────────────────────────────────────── */
.section { padding: 64px 0; }
.section + .section { border-top: 1px solid var(--border); }
.section.tight { padding-top: 32px; }

.two-col {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 48px;
}

.section-head { position: sticky; top: calc(var(--header-h) + 32px); align-self: start; }
.eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
}
.section-head h2 {
  margin-top: 6px;
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.head-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-size: 0.88rem;
  font-weight: 500;
}
.head-link .ic { width: 14px; height: 14px; }

.prose { color: var(--text-2); max-width: 70ch; }
.prose + .prose { margin-top: 14px; }

/* Research interests */
.interests {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}
.interests li {
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.interests h3 { font-size: 0.97rem; font-weight: 600; }
.interests p { margin-top: 6px; font-size: 0.9rem; color: var(--text-2); }

/* News */
.news li {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}
.news li:first-child { padding-top: 0; }
.news li:last-child { border-bottom: 0; }
.news time { color: var(--text-3); font-size: 0.85rem; font-weight: 600; font-variant-numeric: tabular-nums; padding-top: 1px; }
.news p { color: var(--text-2); }
.news strong { color: var(--text); font-weight: 600; }

/* ─────────────────────────────────────────────
   Publications
   ───────────────────────────────────────────── */
.pub-year-group + .pub-year-group { margin-top: 36px; }
.pub-year-label {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.pubs { display: grid; }
.pub { padding: 20px 0; border-bottom: 1px solid var(--border); }
.pub:last-child { border-bottom: 0; }
.pub-badges { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.pub-title { font-size: 1.02rem; font-weight: 600; line-height: 1.45; color: var(--text); }
.pub-title a { color: inherit; }
.pub-title a:hover { color: var(--accent); }
.pub-authors { margin-top: 6px; font-size: 0.9rem; color: var(--text-2); }
.pub-authors b { color: var(--text); font-weight: 600; text-decoration: underline; text-decoration-color: var(--border-strong); text-underline-offset: 3px; }
.pub-venue { margin-top: 2px; font-size: 0.9rem; font-style: italic; color: var(--text-2); }
.pub-note { margin-top: 8px; font-size: 0.9rem; color: var(--text-3); max-width: 75ch; }
.pub .links { margin-top: 12px; }

/* ─────────────────────────────────────────────
   Toolbar: search + filter chips
   ───────────────────────────────────────────── */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-bottom: 28px;
}
.search {
  position: relative;
  flex: 1 1 280px;
  max-width: 380px;
}
.search .ic {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-3);
  pointer-events: none;
}
.search input {
  width: 100%;
  padding: 9px 12px 9px 36px;
  font-size: 0.92rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
}
.search input::placeholder { color: var(--text-3); }
.search input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }

.chips-filter { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  padding: 6px 12px;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
}
.chip:hover { color: var(--text); border-color: var(--border-strong); }
.chip[aria-pressed="true"] { color: var(--accent-contrast); background: var(--accent); border-color: var(--accent); }

.result-count { font-size: 0.85rem; color: var(--text-3); margin-left: auto; }
.empty {
  display: none;
  padding: 48px 16px;
  text-align: center;
  color: var(--text-3);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
}
.empty.show { display: block; }

/* ─────────────────────────────────────────────
   Project cards
   ───────────────────────────────────────────── */
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.project-grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.project {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}
.project:hover { border-color: var(--border-strong); box-shadow: var(--shadow); transform: translateY(-2px); }
.project[hidden] { display: none; }

.project-media {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.project-media img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }

/* Generated cover for projects without a screenshot */
.cover {
  --c: var(--cat-web);
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--c);
  background-color: color-mix(in srgb, var(--c) 8%, var(--surface));
  background-image:
    linear-gradient(color-mix(in srgb, var(--c) 10%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--c) 10%, transparent) 1px, transparent 1px);
  background-size: 22px 22px;
}
.cover .ic { width: 44px; height: 44px; stroke-width: 1.4; }
.cover[data-cat="medical"] { --c: var(--cat-medical); }
.cover[data-cat="vision"] { --c: var(--cat-vision); }
.cover[data-cat="llm"] { --c: var(--cat-llm); }
.cover[data-cat="agentic"] { --c: var(--cat-agentic); }
.cover[data-cat="web"] { --c: var(--cat-web); }

.project-body { display: flex; flex-direction: column; flex: 1; padding: 18px 20px 20px; }
.project-kicker {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
}
.project h3 { margin-top: 6px; font-size: 1.02rem; font-weight: 600; line-height: 1.35; }
.project-desc { margin-top: 8px; font-size: 0.89rem; color: var(--text-2); flex: 1; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.tags li {
  font-size: 0.72rem;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--surface-2);
  color: var(--text-2);
}
.project .links { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border); }

/* ─────────────────────────────────────────────
   Timeline (experience + education)
   ───────────────────────────────────────────── */
.timeline { display: grid; gap: 36px; }
.entry-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; }
.entry h3 { font-size: 1.06rem; font-weight: 600; }
.entry-org { margin-top: 2px; color: var(--text-2); font-size: 0.95rem; }
.entry-meta {
  text-align: right;
  white-space: nowrap;
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--text-2);
  font-variant-numeric: tabular-nums;
}
.entry-meta span { display: block; font-weight: 400; color: var(--text-3); }

.bullets { margin-top: 12px; display: grid; gap: 7px; }
.bullets li { position: relative; padding-left: 18px; color: var(--text-2); font-size: 0.94rem; }
.bullets li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 6px;
  height: 1.5px;
  background: var(--text-3);
}
.entry .links { margin-top: 12px; }

.entry-highlights { margin-top: 10px; font-size: 0.92rem; font-weight: 500; color: var(--text); }
.entry-detail { margin-top: 10px; font-size: 0.92rem; color: var(--text-2); max-width: 74ch; }
.label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 2px;
}

/* Compact rows: earlier roles, awards, certifications */
.rows { display: grid; }
.rows > li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.rows > li:first-child { padding-top: 0; }
.rows > li:last-child { border-bottom: 0; }
.rows strong { display: block; font-weight: 600; }
.rows .sub { display: block; font-size: 0.9rem; color: var(--text-2); }
.rows .when { font-size: 0.86rem; color: var(--text-3); font-weight: 500; white-space: nowrap; font-variant-numeric: tabular-nums; }

/* Skills */
.skills { display: grid; }
.skills > div {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.skills > div:first-child { padding-top: 0; }
.skills > div:last-child { border-bottom: 0; }
.skills dt { font-weight: 600; font-size: 0.94rem; }
.skills dd { display: flex; flex-wrap: wrap; gap: 6px; }
.skills dd span {
  font-size: 0.82rem;
  padding: 3px 9px;
  border-radius: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-2);
}

/* Certifications grid */
.certs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.certs a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.certs a .ic { color: var(--text-3); }
.certs a:hover { border-color: var(--border-strong); }
.certs a:hover .ic { color: var(--accent); }

/* Contact */
.contact-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: center;
  padding: 36px 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
}
.contact-card h2 { font-family: var(--font-serif); font-size: 1.65rem; font-weight: 600; letter-spacing: -0.01em; }
.contact-card p { margin-top: 8px; color: var(--text-2); max-width: 60ch; }
.contact-actions { display: flex; flex-direction: column; gap: 10px; }
.contact-actions .btn { justify-content: center; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 28px 0; margin-top: 32px; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--text-3);
}
.footer-links { display: flex; gap: 6px; }
.footer-links a {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  color: var(--text-2);
}
.footer-links a:hover { color: var(--text); background: var(--surface-2); }
.footer-links .ic { width: 17px; height: 17px; }

/* ─────────────────────────────────────────────
   Responsive
   ───────────────────────────────────────────── */
@media (max-width: 1000px) {
  .project-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    padding: 8px 16px 16px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px; font-size: 1rem; }
  .menu-btn { display: inline-grid; }

  .two-col { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .section-head { position: static; }
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .hero-photo { order: -1; }
}

@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .hero { padding-top: 24px; }
  .page-hero { padding-top: 36px; }
  .hide-sm { display: none; }

  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 36px; }
  .stats > div + div { border-left: 0; }
  .stats > div:nth-child(even) { border-left: 1px solid var(--border); }
  .stats > div:nth-child(n + 3) { border-top: 1px solid var(--border); }
  .stats > div { padding: 14px 16px; }

  .section { padding: 48px 0; }
  .interests, .project-grid, .project-grid.cols-2, .certs { grid-template-columns: minmax(0, 1fr); }
  .news li { grid-template-columns: minmax(0, 1fr); gap: 2px; }

  .search { max-width: none; }
  .result-count { margin-left: 0; }

  .entry-head { flex-direction: column; gap: 4px; }
  .entry-meta { text-align: left; white-space: normal; }
  .entry-meta span { display: inline; }
  .entry-meta span::before { content: " · "; }

  .rows > li { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .rows .when { order: -1; }
  .skills > div { grid-template-columns: minmax(0, 1fr); gap: 8px; }

  .contact-card { grid-template-columns: minmax(0, 1fr); padding: 24px; }
  .contact-actions .btn { overflow-wrap: anywhere; }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

@media print {
  .site-header, .hero-cta, .contact, .site-footer, .toolbar { display: none; }
  .section { padding: 24px 0; }
}

/* Section header laid out in a row (title left, link right) */
.row-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-bottom: 28px;
}
.row-head h2 {
  margin-top: 6px;
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.row-head .head-link { margin-top: 0; }
.subhead { margin: 40px 0 12px; }

/* ─────────────────────────────────────────────
   Skills marquee (home page)
   Two copies of each list scroll by -100% for a seamless loop;
   hovering a row pauses it and colours the hovered icon.
   ───────────────────────────────────────────── */
.marquees { display: grid; gap: 14px; }
.marquee {
  --gap: 12px;
  --duration: 50s;
  display: flex;
  gap: var(--gap);
  overflow: hidden;
  padding: 6px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex;
  flex-shrink: 0;
  gap: var(--gap);
  min-width: 100%;
  justify-content: space-around;
  animation: marquee var(--duration) linear infinite;
}
.marquee.reverse .marquee-track { animation-direction: reverse; --duration: 56s; }
.marquee:hover .marquee-track { animation-play-state: paused; }

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(calc(-100% - var(--gap))); }
}

.skill {
  --brand: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: default;
  transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.skill-ic {
  width: 20px;
  height: 20px;
  fill: currentColor;
  color: var(--text-3);
  transition: color 0.2s ease, transform 0.3s ease;
}
.skill-concept .skill-ic { fill: none; }
.skill:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--brand) 55%, var(--border));
  box-shadow: 0 6px 18px color-mix(in srgb, var(--brand) 18%, transparent);
  transform: translateY(-3px);
}
.skill:hover .skill-ic { color: var(--brand); transform: scale(1.15) rotate(-6deg); }
.skill-concept { --brand: var(--accent); }

@media (prefers-reduced-motion: reduce) {
  .marquee { mask-image: none; -webkit-mask-image: none; flex-wrap: wrap; }
  .marquee-track { animation: none; flex-wrap: wrap; justify-content: flex-start; min-width: 0; }
  .marquee-track[aria-hidden="true"] { display: none; }
}

/* ─────────────────────────────────────────────
   Hobbies page
   ───────────────────────────────────────────── */
.jump { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.jump a {
  padding: 6px 12px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
}
.jump a:hover { color: var(--text); border-color: var(--border-strong); }
.jump a { display: inline-flex; align-items: center; gap: 6px; }
.jump a .ic { width: 14px; height: 14px; color: var(--c, var(--text-3)); }
.jump a:hover { border-color: color-mix(in srgb, var(--c, var(--text)) 50%, var(--border)); }

/* Feature card (The Gold Agent) */
.feature-card {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  margin-top: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}
.feature-media { display: block; background: #0d0f13; border-right: 1px solid var(--border); }
.feature-media img { width: 100%; height: 100%; object-fit: cover; object-position: left center; transition: transform 0.4s ease; }
.feature-media:hover img { transform: scale(1.03); }
.feature-body { padding: 24px; display: flex; flex-direction: column; }
.feature-body h3 { margin-top: 6px; font-family: var(--font-serif); font-size: 1.5rem; font-weight: 600; }
.feature-tagline { margin-top: 2px; font-size: 0.9rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--gold); }
.feature-links { margin-top: 18px; }
.fine-print { margin-top: 14px; font-size: 0.8rem; color: var(--text-3); }

.brand-lb { --brand: var(--text); }
.brand-lb .brand-ic { fill: currentColor; stroke: none; transition: color 0.15s ease; }
.brand-lb:hover { color: var(--text); border-color: color-mix(in srgb, var(--brand) 50%, var(--border)); }
.brand-lb:hover .brand-ic { color: var(--brand); }

/* Travel */
.travel-intro { margin-top: -8px; margin-bottom: 24px; }
.map-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}
.map-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}
.map-legend { display: inline-flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--text-2); }
.map-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #16a34a;
  box-shadow: 0 0 0 2px color-mix(in srgb, #16a34a 25%, transparent);
  flex-shrink: 0;
}
.travel-map { height: 480px; background: var(--surface-2); z-index: 0; }
.travel-map .leaflet-popup-content-wrapper,
.travel-map .leaflet-popup-tip { background: var(--surface); color: var(--text); box-shadow: var(--shadow); }
.travel-map .leaflet-popup-content { font-family: var(--font-sans); font-size: 0.85rem; margin: 10px 14px; }
.travel-map .leaflet-container a.leaflet-popup-close-button { color: var(--text-3); }
.travel-map .leaflet-tooltip { font-family: var(--font-sans); font-size: 0.8rem; font-weight: 500; }
.travel-map.leaflet-container { font-family: var(--font-sans); }
:root[data-theme="dark"] .travel-map .leaflet-control-zoom a,
:root[data-theme="dark"] .travel-map .leaflet-control-attribution { background: var(--surface); color: var(--text-2); border-color: var(--border); }
:root[data-theme="dark"] .travel-map .leaflet-control-attribution a { color: var(--accent); }

/* Table tennis + films */
.hobby-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.hobby-card {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  scroll-margin-top: calc(var(--header-h) + 16px);
}
.hobby-icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  border-radius: 10px;
  color: var(--accent);
  background: var(--accent-soft);
}
.hobby-icon .ic { width: 22px; height: 22px; }
.hobby-card h2 { margin-top: 4px; font-family: var(--font-serif); font-size: 1.45rem; font-weight: 600; }
.hobby-card p:not(.eyebrow) { margin-top: 10px; color: var(--text-2); }
.hobby-card .links { margin-top: 18px; }

@media (max-width: 900px) {
  .feature-card { grid-template-columns: minmax(0, 1fr); }
  .feature-media { border-right: 0; border-bottom: 1px solid var(--border); aspect-ratio: 16 / 10; }
}
@media (max-width: 640px) {
  .travel-map { height: 360px; }
  .hobby-pair { grid-template-columns: minmax(0, 1fr); }
}

/* ─────────────────────────────────────────────
   Logos (organisations & publication venues)
   Logos sit on a white tile in both themes so brand colours stay accurate.
   ───────────────────────────────────────────── */
.logo {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 6px;
  flex-shrink: 0;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.logo img { width: 100%; height: 100%; object-fit: contain; }
.logo-sm { width: 34px; height: 34px; padding: 5px; border-radius: 8px; }
.logo-txt {
  padding: 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--accent);
  background: var(--accent-soft);
  border-color: transparent;
}
.logo-txt .ic { width: 20px; height: 20px; }

/* Experience / education */
.entry-title, .row-title { display: flex; align-items: flex-start; gap: 14px; min-width: 0; }
.row-title { align-items: center; gap: 12px; }

/* Publications */
.pub:has(> .logo) { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 16px; align-items: start; }

/* Home: affiliations + venues strip */
.orgs {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 20px 40px;
  margin-top: 28px;
  padding: 20px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.orgs-group { display: grid; gap: 12px; align-content: start; }
.orgs-list { display: flex; flex-wrap: wrap; gap: 10px 20px; }
.org {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px 4px 4px;
  margin-left: -4px;
  color: var(--text);
  border-radius: 10px;
  transition: background-color 0.15s ease;
}
.org .logo { width: 38px; height: 38px; transition: transform 0.2s ease, box-shadow 0.2s ease; }
.org strong { display: block; font-size: 0.88rem; font-weight: 600; line-height: 1.2; }
.org small { display: block; font-size: 0.76rem; color: var(--text-3); }
.org:hover { color: var(--text); background: var(--surface-2); }
.org:hover .logo { transform: translateY(-2px); box-shadow: var(--shadow); }

@media (max-width: 900px) {
  .orgs { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .logo { width: 38px; height: 38px; }
  .pub:has(> .logo) { grid-template-columns: 38px minmax(0, 1fr); gap: 12px; }
  .entry-meta { padding-left: 52px; }
  .orgs-list { gap: 8px 12px; }
}

/* Indent entry content to align with the title when a logo is present */
.entry:has(.entry-title .logo) > :not(.entry-head) { margin-left: 58px; }
.logo img[src$="sukkur-iba.png"] { transform: scale(1.15); }
@media (max-width: 640px) {
  .entry:has(.entry-title .logo) > :not(.entry-head) { margin-left: 0; }
}

/* Header without brand: nav aligns with page content, actions stay right */
.nav { margin-left: -12px; }
.header-actions { margin-left: auto; }
@media (max-width: 900px) { .nav { margin-left: 0; } }

/* ─────────────────────────────────────────────
   Motion: ambient side glows, scroll progress,
   scroll-reveal, hero entrance
   ───────────────────────────────────────────── */

/* Ambient glows drifting along the left and right edges */
body::before,
body::after {
  content: "";
  position: fixed;
  z-index: -1;
  width: 46vw;
  height: 46vw;
  max-width: 640px;
  max-height: 640px;
  border-radius: 50%;
  pointer-events: none;
  opacity: var(--glow-opacity, 0.16);
  will-change: transform;
}
body::before {
  top: -10vh;
  left: -22vw;
  background: radial-gradient(circle, var(--accent) 0%, transparent 65%);
  animation: glow-left 22s ease-in-out infinite alternate;
}
body::after {
  bottom: -14vh;
  right: -22vw;
  background: radial-gradient(circle, var(--cat-medical) 0%, transparent 65%);
  animation: glow-right 26s ease-in-out infinite alternate;
}
:root[data-theme="dark"] { --glow-opacity: 0.2; }

@keyframes glow-left {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(6vw, 38vh) scale(1.15); }
  100% { transform: translate(-2vw, 70vh) scale(0.95); }
}
@keyframes glow-right {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(-6vw, -40vh) scale(1.12); }
  100% { transform: translate(2vw, -72vh) scale(0.9); }
}

/* Thin reading-progress bar under the header */
.scroll-progress {
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 2px;
  width: 100%;
  background: linear-gradient(90deg, var(--accent), var(--cat-medical));
  transform-origin: 0 50%;
  transform: scaleX(var(--progress, 0));
  pointer-events: none;
}

/* Scroll reveal — only applied once JS has tagged the page */
.js-motion [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1),
    transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
  transition-delay: var(--reveal-delay, 0ms);
}
.js-motion [data-reveal].is-visible { opacity: 1; transform: none; }

/* Hero entrance */
.js-motion .hero-grid > div > *,
.js-motion .hero-photo,
.js-motion .page-hero .container > * {
  animation: rise 0.8s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.js-motion .hero-grid > div > :nth-child(2), .js-motion .page-hero .container > :nth-child(2) { animation-delay: 0.08s; }
.js-motion .hero-grid > div > :nth-child(3), .js-motion .page-hero .container > :nth-child(3) { animation-delay: 0.16s; }
.js-motion .hero-grid > div > :nth-child(4) { animation-delay: 0.24s; }
.js-motion .hero-grid > div > :nth-child(5) { animation-delay: 0.32s; }
.js-motion .hero-grid > div > :nth-child(6) { animation-delay: 0.4s; }
.js-motion .hero-photo { animation-name: rise-photo; animation-duration: 1s; animation-delay: 0.15s; }

@keyframes rise {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}
@keyframes rise-photo {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: none; }
}

/* Gentle continuous float on the hero photo */
.hero-photo img { animation: float 9s ease-in-out 1.2s infinite; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@media (prefers-reduced-motion: reduce) {
  body::before, body::after, .hero-photo img { animation: none; }
  .js-motion [data-reveal] { opacity: 1; transform: none; transition: none; }
  .js-motion .hero-grid > div > *, .js-motion .hero-photo, .js-motion .page-hero .container > * { animation: none; }
}
/* keep the off-screen glows from ever creating horizontal scroll */
html, body { overflow-x: clip; }

/* Diagram / icon thumbnails: show whole image on white instead of cropping */
.project-media img.fit { object-fit: contain; object-position: center; padding: 14px; background: #ffffff; }
.project:hover .project-media img { transform: scale(1.04); }
.project-media img { transition: transform 0.5s ease; }

/* ─────────────────────────────────────────────
   Projects page: type tabs, grouped sections, illustrations
   ───────────────────────────────────────────── */
:root {
  --type-research: var(--cat-llm);
  --type-development: var(--accent);
  --type-client: var(--gold);
}
[data-type="research"], [data-group="research"] { --c: var(--type-research); }
[data-type="development"], [data-group="development"] { --c: var(--type-development); }
[data-type="client"], [data-group="client"] { --c: var(--type-client); }

.type-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}
.type-tab {
  --c: var(--text-2);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  text-align: left;
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease, background-color 0.15s ease;
}
.type-tab:hover { border-color: var(--border-strong); transform: translateY(-1px); }
.type-tab b { display: block; font-size: 0.95rem; font-weight: 600; }
.type-tab small { display: block; margin-top: 1px; font-size: 0.8rem; color: var(--text-3); }
.type-ic {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 9px;
  color: var(--c);
  background: color-mix(in srgb, var(--c) 12%, var(--surface));
}
.type-ic .ic { width: 19px; height: 19px; }
.type-tab[aria-pressed="true"] {
  border-color: var(--c);
  background: color-mix(in srgb, var(--c) 6%, var(--surface));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c) 14%, transparent);
}
.type-tab[data-filter-type="all"][aria-pressed="true"] { --c: var(--accent); }

.project-group + .project-group { margin-top: 64px; }
.project-group[hidden] { display: none; }
.group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
  padding: 22px 26px;
  border: 1px solid color-mix(in srgb, var(--c) 22%, var(--border));
  border-radius: 14px;
  background:
    radial-gradient(circle at 100% 0%, color-mix(in srgb, var(--c) 12%, transparent), transparent 60%),
    var(--surface);
}
.group-eyebrow {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c);
}
.group-head h2 {
  margin-top: 4px;
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.group-head h2 + p { margin-top: 6px; max-width: 56ch; color: var(--text-2); font-size: 0.96rem; }
.group-count { margin-top: 12px; font-size: 0.82rem; font-weight: 600; color: var(--text-3); }
.group-count span { color: var(--c); }

/* Flat vector illustrations; colors come from tokens so they follow the theme */
.ill { flex-shrink: 0; width: 190px; height: auto; color: var(--text); overflow: visible; }
.ill .ln, .ill .lna { fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.ill .ln { stroke: currentColor; }
.ill .lna { stroke: var(--c); stroke-width: 2.4; }
.ill .bg { fill: color-mix(in srgb, var(--c) 13%, transparent); }
.ill .pa { fill: var(--surface); }
.ill .ac { fill: var(--c); }
.ill .ac2 { fill: color-mix(in srgb, var(--c) 40%, var(--surface)); }
.ill .ln.ac, .ill .ln.ac2, .ill .ln.pa, .ill .ln.bg { stroke: currentColor; }
.ill .ln.ac { fill: var(--c); }
.ill .ln.ac2 { fill: color-mix(in srgb, var(--c) 40%, var(--surface)); }
.ill .ln.bg { fill: color-mix(in srgb, var(--c) 13%, var(--surface)); }
.group-head:hover .ill { animation: float 4s ease-in-out infinite; }

.project-group .project:hover { border-color: color-mix(in srgb, var(--c) 45%, var(--border)); }

/* Live-site covers inside a small browser frame */
.project-media.shot { padding-top: 24px; }
.browser-bar {
  position: absolute;
  inset: 0 0 auto 0;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 5px;
  height: 24px;
  padding: 0 10px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.browser-bar i { width: 7px; height: 7px; border-radius: 50%; background: var(--border-strong); }
.browser-bar i:nth-child(1) { background: #ff5f57; }
.browser-bar i:nth-child(2) { background: #febc2e; }
.browser-bar i:nth-child(3) { background: #28c840; }
.browser-bar span {
  flex: 0 1 auto;
  min-width: 0;
  margin: 0 auto;
  padding: 1px 10px;
  font-size: 0.66rem;
  color: var(--text-3);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.project-media.shot img { transform-origin: top center; }

.project-year {
  position: absolute;
  left: 10px;
  bottom: 10px;
  z-index: 1;
  padding: 2px 9px;
  font-size: 0.72rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  border: 1px solid var(--border);
  border-radius: 999px;
  backdrop-filter: blur(6px);
}

@media (max-width: 1000px) {
  .type-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .type-tabs { gap: 8px; }
  .type-tab { padding: 10px 12px; gap: 10px; }
  .type-ic { width: 32px; height: 32px; }
  .group-head { padding: 18px; }
  .ill { width: 110px; }
}
@media (max-width: 420px) {
  .ill { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .group-head:hover .ill { animation: none; }
}

/* ─────────────────────────────────────────────
   Hobbies page illustrations (reuse .ill tokens from the projects page)
   ───────────────────────────────────────────── */
.hobby-hero, .hero-split { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 32px; }
.ill-hero { width: 340px; }
.ill .up { fill: #22a06b; }
.ill .dn { fill: #e5484d; }
.ill .dash { stroke-dasharray: 4 5; }
.ill .coin-t { font: 700 11px var(--font-sans); fill: currentColor; }
.section-head .head-ill { display: block; width: 170px; margin-top: 22px; }
.row-head .head-ill { width: 180px; }
.row-head:has(.head-ill) { align-items: center; }

.hobby-card { position: relative; overflow: hidden; border-color: color-mix(in srgb, var(--c, var(--accent)) 22%, var(--border)); }
.hobby-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 150px;
  background: radial-gradient(ellipse at 50% 0%, color-mix(in srgb, var(--c, var(--accent)) 16%, transparent), transparent 70%);
  pointer-events: none;
}
.hobby-art { position: relative; display: block; width: 100%; max-width: 300px; height: auto; margin: 0 auto 18px; }
.hobby-card .eyebrow { color: var(--c, var(--text-3)); }

/* gentle motion */
.ill .bob, .ill .bob2, .ill .drift, .ill .bounce { transform-box: fill-box; transform-origin: center; }
.ill .bob { animation: ill-bob 5s ease-in-out infinite; }
.ill .bob2 { animation: ill-bob 6s ease-in-out 1s infinite; }
.ill .drift { animation: ill-drift 7s ease-in-out infinite; }
.ill .bounce { animation: ill-bounce 1.6s cubic-bezier(.45, 0, .55, 1) infinite; }
@keyframes ill-bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }
@keyframes ill-drift { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(6px, -4px); } }
@keyframes ill-bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(14px); } }

@media (max-width: 900px) {
  .hobby-hero, .hero-split { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .ill-hero { width: min(300px, 80%); justify-self: center; order: -1; }
  .section-head .head-ill { display: none; }
}
@media (max-width: 640px) {
  .row-head .head-ill { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .ill .bob, .ill .bob2, .ill .drift, .ill .bounce { animation: none; }
}

/* Extra illustration parts used on the other pages */
.ill .teeth { fill: none; stroke: var(--c); stroke-width: 8; stroke-dasharray: 6 5.6; }
.ill .teeth.sm { stroke-width: 6; stroke-dasharray: 4 3.6; }
.ill .chk, .ill .pa-st { fill: none; stroke: var(--surface); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.ill .coin-t.lg { font-size: 15px; }
.ill .spin, .ill .spin-r { transform-box: fill-box; transform-origin: center; animation: ill-spin 14s linear infinite; }
.ill .spin-r { animation-direction: reverse; animation-duration: 9s; }
@keyframes ill-spin { to { transform: rotate(360deg); } }
.section-head .head-ill + .head-link, .section-head .head-link + .head-ill { margin-top: 18px; }
.page-hero .ill-hero { width: 300px; }
@media (max-width: 900px) {
  .page-hero .ill-hero { width: min(240px, 70%); }
}
@media (prefers-reduced-motion: reduce) {
  .ill .spin, .ill .spin-r { animation: none; }
}

/* Type tag on mixed project cards (home page) */
.project-type {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px 3px 7px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--c, var(--text));
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  border: 1px solid color-mix(in srgb, var(--c, var(--text)) 35%, var(--border));
  border-radius: 999px;
  backdrop-filter: blur(6px);
}
.project-type .ic { width: 12px; height: 12px; }
.project-media.shot .project-type { top: 34px; }
.project[data-group]:hover { border-color: color-mix(in srgb, var(--c) 45%, var(--border)); }

/* ─────────────────────────────────────────────
   Home hero: larger photo with backdrop and floating chips
   ───────────────────────────────────────────── */
.hero { padding: 72px 0 32px; }
.hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; }
.hero .hero-cta { align-items: center; }
.hero .socials { margin-top: 0; gap: 8px; }
.social-ic { justify-content: center; width: 40px; height: 40px; padding: 0; }
.social-ic .ic { width: 18px; height: 18px; }
.social-ic:hover { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); transform: translateY(-2px); }
.cta-sep { width: 1px; height: 26px; margin: 0 4px; background: var(--border); }
.hero-name { font-size: clamp(2.6rem, 5.6vw, 4.1rem); }
.hero-role { font-size: 1.14rem; }

.hero-photo { position: relative; margin: 0; isolation: isolate; }
.hero-photo::before {
  content: "";
  position: absolute;
  inset: 30px -26px -26px 30px;
  z-index: -1;
  border-radius: 26px;
  background-image: radial-gradient(color-mix(in srgb, var(--accent) 45%, transparent) 1.3px, transparent 1.6px);
  background-size: 14px 14px;
}
.hero-photo::after {
  content: "";
  position: absolute;
  inset: -12% -8% 10% 18%;
  z-index: -2;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 22%, transparent), transparent 65%);
  filter: blur(20px);
}
.hero-photo img {
  aspect-ratio: 5 / 4.3;
  object-position: 42% center;
  border-radius: 22px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08), 0 24px 60px -12px rgba(0, 0, 0, 0.35);
}
.hero-deco { position: absolute; top: -46px; left: -54px; width: 110px; z-index: 1; pointer-events: none; }

.photo-chip {
  position: absolute;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: var(--text);
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 10%, var(--border));
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.chip-place {
  left: 18px;
  bottom: 18px;
  padding: 7px 14px 7px 10px;
  font-size: 0.84rem;
  font-weight: 500;
  border-radius: 999px;
}
.chip-place .ic { width: 15px; height: 15px; color: var(--accent); }
.chip-focus {
  top: 26px;
  right: -22px;
  gap: 10px;
  padding: 10px 14px 10px 10px;
  border-radius: 14px;
  animation: ill-bob 6s ease-in-out infinite;
}
.chip-focus b { display: block; font-size: 0.86rem; font-weight: 600; line-height: 1.2; }
.chip-focus small { display: block; font-size: 0.74rem; color: var(--text-3); }
.chip-ic {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  color: var(--cat-llm);
  background: color-mix(in srgb, var(--cat-llm) 16%, var(--surface));
}
.chip-ic .ic { width: 18px; height: 18px; }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .hero-photo { margin: 0 14px 0 0; }
  .chip-focus { right: -10px; }
  .hero-deco { display: none; }
}
@media (max-width: 640px) {
  .hero-photo::before { inset: 18px -14px -14px 18px; }
  .chip-focus { top: 14px; padding: 7px 10px 7px 7px; }
  .chip-ic { width: 28px; height: 28px; }
  .chip-place { left: 12px; bottom: 12px; font-size: 0.78rem; }
}
@media (prefers-reduced-motion: reduce) {
  .chip-focus { animation: none; }
}