/* ============================================================
   THEME TOKENS
   Change these to recolor the whole site.
   ============================================================ */
:root {
  --paper:      #f4efe4;   /* warm ivory background */
  --paper-2:    #efe8d8;   /* slightly deeper panel */
  --ink:        #1f1b16;   /* near-black warm text */
  --ink-soft:   #5b554b;   /* secondary text */
  --muted:      #938b7c;   /* labels, captions */
  --accent:     #b5462a;   /* terracotta accent */
  --line:       #d8cfbd;   /* hairline rules */

  --serif:  "Fraunces", Georgia, serif;
  --read:   "Newsreader", Georgia, serif;
  --mono:   "JetBrains Mono", ui-monospace, monospace;

  --maxw: 1080px;
  --pad: clamp(1.25rem, 5vw, 4rem);
}

/* ============================================================
   RESET
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; -webkit-text-size-adjust: 100%; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--read);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  position: relative;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

/* Decorative paper grain */
.grain {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.06'/%3E%3C/svg%3E");
}

main, .nav, .footer { position: relative; z-index: 1; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem var(--pad);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav__name {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
}
.nav__links {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(0.75rem, 2vw, 1.75rem);
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}
.nav__links a { position: relative; padding-bottom: 2px; transition: color 0.2s; }
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 1px; background: var(--accent); transition: width 0.25s ease;
}
.nav__links a:hover { color: var(--accent); }
.nav__links a:hover::after,
.nav__links a.is-active::after { width: 100%; }
.nav__links a.is-active { color: var(--ink); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(4rem, 14vh, 9rem) var(--pad) clamp(3rem, 9vh, 6rem);
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 5vw, 4rem);
}
.hero__text { flex: 1 1 auto; min-width: 0; }
.hero__photo {
  flex: 0 0 auto;
  width: clamp(230px, 34vw, 400px);
  border-radius: 3px;
  overflow: hidden;
  box-shadow: 0 18px 40px -22px rgba(31, 27, 22, 0.55);
}
.hero__photo img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center 28%;
}
.eyebrow {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.5rem;
}
.hero__name {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(3.5rem, 13vw, 9rem);
  line-height: 0.92;
  letter-spacing: -0.02em;
  margin-bottom: 1.75rem;
}
.hero__tagline {
  font-family: var(--read);
  font-size: clamp(1.15rem, 2.4vw, 1.6rem);
  line-height: 1.45;
  max-width: 38ch;
  color: var(--ink-soft);
  margin-bottom: 2rem;
}
.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero__meta span { position: relative; padding-left: 1.1rem; }
.hero__meta span::before {
  content: ""; position: absolute; left: 0; top: 0.5em;
  width: 6px; height: 6px; background: var(--accent); border-radius: 50%;
}

/* ============================================================
   SECTION LAYOUT
   ============================================================ */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(3rem, 8vh, 5.5rem) var(--pad);
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  border-top: 1px solid var(--line);
}
.section__label {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  height: fit-content;
  position: sticky;
  top: 5.5rem;
}
.section__label .num { display: block; color: var(--accent); margin-bottom: 0.4rem; }
.section__body { max-width: 62ch; }

.lead {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  line-height: 1.4;
  margin-bottom: 1.25rem;
}
.section__body p + p { margin-top: 1rem; color: var(--ink-soft); }

/* ============================================================
   ENTRY LISTS (research, projects, experience)
   ============================================================ */
.entry-list { display: flex; flex-direction: column; }
.entry {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  gap: 1.25rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.entry:first-child { padding-top: 0; }
.entry__year {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
  padding-top: 0.35rem;
}
.entry__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.4rem;
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.entry__org {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--accent);
  margin-top: 0.3rem;
  letter-spacing: 0.02em;
}
.entry__desc { color: var(--ink-soft); margin-top: 0.6rem; font-size: 1rem; }
.entry__link {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink);
  white-space: nowrap;
  padding-top: 0.4rem;
  transition: color 0.2s, transform 0.2s;
}
.entry__link:hover { color: var(--accent); transform: translateX(3px); }

.tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.9rem; }
.tags span {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 0.25rem 0.7rem;
  background: var(--paper-2);
}

/* ============================================================
   TECHNICAL SKILLS
   ============================================================ */
.skills { display: flex; flex-direction: column; }
.skill-group {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 1.25rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.skill-group:first-child { padding-top: 0; }
.skill-group__label {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--accent);
  padding-top: 0.3rem;
  font-weight: 500;
}
.skill-group .tags { margin-top: 0; }

@media (max-width: 760px) {
  .skill-group { grid-template-columns: 1fr; gap: 0.6rem; }
  .skill-group__label { padding-top: 0; }
}

/* ============================================================
   GALLERIES (design + personal)
   ============================================================ */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.9rem;
  margin-top: 1.5rem;
}
.gallery--tall { grid-template-columns: repeat(2, 1fr); }

.tile { overflow: hidden; }
.tile img,
.tile__ph {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 2px;
  transition: transform 0.5s ease, filter 0.5s ease;
}
.gallery--tall .tile img,
.gallery--tall .tile__ph { aspect-ratio: 3 / 4; }
.tile__ph {
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    repeating-linear-gradient(45deg, var(--paper-2) 0 12px, transparent 12px 24px),
    var(--paper-2);
  border: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.tile:hover img { transform: scale(1.03); filter: saturate(1.05); }

/* Show the full image without cropping, aligned to the left */
.tile--contain img {
  object-fit: contain;
  object-position: left center;
  background: var(--paper-2);
}
.tile figcaption {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 0.55rem;
  letter-spacing: 0.02em;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact__line {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  font-weight: 400;
  margin-bottom: 2rem;
}
.contact__list { list-style: none; display: flex; flex-direction: column; }
.contact__list li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
  align-items: baseline;
}
.contact__list li:last-child { border-bottom: 1px solid var(--line); }
.contact__key {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact__list a {
  font-size: 1.15rem;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, color 0.2s;
  width: fit-content;
}
.contact__list a:hover { color: var(--accent); border-color: var(--accent); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 2.5rem var(--pad) 3.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.footer a:hover { color: var(--accent); }

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal { opacity: 0; transform: translateY(18px); }
.reveal.in {
  opacity: 1;
  transform: none;
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
/* Stagger the hero children */
.hero .reveal:nth-child(1).in { transition-delay: 0.05s; }
.hero .reveal:nth-child(2).in { transition-delay: 0.15s; }
.hero .reveal:nth-child(3).in { transition-delay: 0.30s; }
.hero .reveal:nth-child(4).in { transition-delay: 0.45s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
  * { transition: none !important; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 760px) {
  .hero { flex-direction: column-reverse; align-items: flex-start; }
  .hero__photo { width: clamp(160px, 48vw, 240px); }
  .section { grid-template-columns: 1fr; }
  .section__label { position: static; }
  .entry { grid-template-columns: 1fr; gap: 0.35rem; }
  .entry__year { padding-top: 0; }
  .entry__link { padding-top: 0.5rem; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .contact__list li { grid-template-columns: 1fr; gap: 0.2rem; }
  .footer { flex-direction: column; gap: 0.75rem; }
}