:root {
  --ink: #14161a;
  --bone: #f2f1ec;
  --belt-red: #b01f24;
  --steel: #46586b;
  --line: #d8d5cc;
  --max: 1080px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bone);
  color: var(--ink);
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 1.06rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--belt-red); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--belt-red);
  outline-offset: 3px;
}
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---------- Nav ---------- */
nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--ink);
  border-bottom: 3px solid var(--belt-red);
}
.nav-inner {
  max-width: var(--max); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 58px;
}
.nav-mark {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700; font-size: 1.25rem; letter-spacing: 0.14em;
  color: var(--bone); text-transform: uppercase;
}
.nav-mark:hover { text-decoration: none; }
.nav-mark span { color: var(--belt-red); }
.nav-links { display: flex; gap: 26px; }
.nav-links a {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--bone);
  padding: 4px 0;
}
.nav-links a:hover { color: var(--belt-red); text-decoration: none; }
.nav-links a.active {
  color: var(--belt-red);
  border-bottom: 2px solid var(--belt-red);
}
@media (max-width: 780px) {
  .nav-inner { flex-direction: column; height: auto; padding: 12px 24px; gap: 8px; }
  .nav-links { flex-wrap: wrap; justify-content: center; gap: 14px 20px; }
}

/* ---------- Hero (home) ---------- */
header.hero {
  background: var(--ink);
  color: var(--bone);
  padding: 90px 0 0;
  overflow: hidden;
}
.hero-eyebrow {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem; letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--belt-red);
  margin-bottom: 18px;
}
h1.hero-name {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: clamp(4rem, 12vw, 9.5rem);
  line-height: 0.92;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}
h1.hero-name .pt { color: var(--belt-red); }
.hero-sub {
  max-width: 620px;
  margin: 28px 0 0;
  font-size: 1.15rem;
  color: #c9c7c0;
}
.hero-cta { margin: 34px 0 70px; display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-block;
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600; font-size: 1.05rem; letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 12px 26px;
  border: 2px solid var(--belt-red);
}
.btn-solid { background: var(--belt-red); color: var(--bone); }
.btn-ghost { color: var(--bone); }
.btn:hover { text-decoration: none; filter: brightness(1.12); }

/* Four-theme strip */
.themes {
  border-top: 1px solid #2c2f35;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.themes a {
  padding: 20px 10px;
  text-align: center;
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600; font-size: 1.05rem;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--bone);
  border-left: 1px solid #2c2f35;
}
.themes a:hover { color: var(--belt-red); text-decoration: none; }
.themes a:first-child { border-left: none; }
.themes a::before {
  content: "\25B8";
  color: var(--belt-red);
  margin-right: 8px;
}
@media (max-width: 720px) {
  .themes { grid-template-columns: repeat(2, 1fr); }
  .themes a:nth-child(3) { border-left: none; }
}

/* ---------- Page header (interior pages) ---------- */
header.page-head {
  background: var(--ink);
  color: var(--bone);
  padding: 70px 0 56px;
}
header.page-head .eyebrow { margin-bottom: 8px; }
header.page-head h1 {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: clamp(2.8rem, 7vw, 5rem);
  line-height: 0.95;
  text-transform: uppercase;
}
header.page-head p.intro {
  max-width: 640px;
  margin-top: 18px;
  font-size: 1.12rem;
  color: #c9c7c0;
}

/* ---------- Belt divider (signature) ---------- */
.belt {
  height: 14px;
  background: var(--ink);
  position: relative;
}
.belt::after {
  content: "";
  position: absolute;
  right: 12%;
  top: 0; bottom: 0;
  width: 96px;
  background: var(--belt-red);
}

/* ---------- Sections ---------- */
section { padding: 84px 0; }
.eyebrow {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem; letter-spacing: 0.26em; text-transform: uppercase;
  color: var(--belt-red);
  margin-bottom: 12px;
}
h2 {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1;
  text-transform: uppercase;
  margin-bottom: 30px;
}
.lede { font-size: 1.18rem; max-width: 700px; }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 56px;
  align-items: start;
}
.about-grid p + p { margin-top: 1em; }
.portrait {
  border-bottom: 6px solid var(--belt-red);
  background: var(--ink);
}
.portrait img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
}
.portrait figcaption {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--bone);
  background: var(--ink);
  padding: 10px 14px;
}
@media (max-width: 820px) {
  .about-grid { grid-template-columns: 1fr; }
  .portrait { max-width: 380px; }
}

/* Pillars */
.pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--line);
  border: 1px solid var(--line);
}
.pillar { background: var(--bone); padding: 36px 32px; }
.pillar h3, .pillar h2.pillar-title {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700; font-size: 1.7rem;
  text-transform: uppercase; letter-spacing: 0.04em;
  margin-bottom: 6px;
  line-height: 1.1;
}
.pillar .tag {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--steel);
  display: block; margin-bottom: 16px;
}
.pillar ul { list-style: none; margin-top: 10px; }
.pillar li {
  padding-left: 20px;
  position: relative;
  margin-bottom: 10px;
}
.pillar li::before {
  content: "\25B8";
  position: absolute; left: 0;
  color: var(--belt-red);
}
@media (max-width: 720px) { .pillars { grid-template-columns: 1fr; } }

/* Timeline */
.timeline { border-left: 3px solid var(--ink); margin-left: 6px; padding-left: 34px; max-width: 760px; }
.tl-item { position: relative; padding-bottom: 40px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: "";
  position: absolute;
  left: -43px; top: 6px;
  width: 15px; height: 15px;
  background: var(--belt-red);
}
.tl-year {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem; letter-spacing: 0.16em;
  color: var(--steel);
}
.dark .tl-year { color: #9fb0c2; }
.tl-item h3 {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600; font-size: 1.45rem;
  text-transform: uppercase;
  margin: 4px 0 6px;
}
.dark .timeline { border-left-color: var(--bone); }

/* Certificates */
.certs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--line);
  border: 1px solid var(--line);
  max-width: 900px;
}
.cert { background: var(--bone); padding: 26px 28px; }
.cert h3 {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700; font-size: 1.25rem;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.cert .cert-detail {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--steel);
}
@media (max-width: 720px) { .certs { grid-template-columns: 1fr; } }

/* Projects */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 5px solid var(--ink);
  padding: 28px 26px;
  display: flex; flex-direction: column;
}
.card:hover { border-top-color: var(--belt-red); }
.card h3 {
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700; font-size: 1.4rem;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.card p { font-size: 0.98rem; flex: 1; }
.card .card-link {
  margin-top: 18px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase;
}
@media (max-width: 860px) { .cards { grid-template-columns: 1fr; } }

/* Dark section */
section.dark { background: var(--ink); color: var(--bone); }
section.dark h2 { color: var(--bone); }

/* Next-page link */
.next-page {
  display: block;
  background: var(--ink);
  color: var(--bone);
  text-align: center;
  padding: 30px 24px;
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 600; font-size: 1.2rem;
  letter-spacing: 0.14em; text-transform: uppercase;
  border-top: 3px solid var(--belt-red);
}
.next-page:hover { color: var(--belt-red); text-decoration: none; }

/* Footer */
footer {
  background: var(--ink);
  color: #9a9da4;
  border-top: 3px solid var(--belt-red);
  padding: 40px 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem; letter-spacing: 0.08em;
}
.foot-inner {
  max-width: var(--max); margin: 0 auto; padding: 0 24px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
footer a { color: var(--bone); }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Photo features ---------- */
.feature {
  margin: 0;
  border-bottom: 6px solid var(--belt-red);
  background: var(--ink);
}
.feature img {
  display: block;
  width: 100%;
  max-height: 520px;
  object-fit: cover;
}
.feature figcaption, .side-photo figcaption, .photo-pair figcaption {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--bone);
  background: var(--ink);
  padding: 10px 14px;
}
.photo-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 48px;
}
.photo-pair figure {
  margin: 0;
  border-bottom: 6px solid var(--belt-red);
  background: var(--ink);
}
.photo-pair img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
@media (max-width: 720px) { .photo-pair { grid-template-columns: 1fr; } }
.split {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 48px;
  align-items: start;
  margin-top: 48px;
}
.side-photo {
  margin: 0;
  border-bottom: 6px solid var(--belt-red);
  background: var(--ink);
}
.side-photo img {
  display: block;
  width: 100%;
  object-fit: cover;
}
@media (max-width: 820px) {
  .split { grid-template-columns: 1fr; }
  .side-photo { max-width: 380px; }
}

.photo-single {
  margin: 48px 0 0;
  max-width: 520px;
  border-bottom: 6px solid var(--belt-red);
  background: var(--ink);
}
.photo-single img { display: block; width: 100%; object-fit: cover; }