:root {
  --obsidian: #000000;
  --paper: #ffffff;
  --inkstone: #181818;
  --felt: #6d6d6d;
  --ash: #9a9a9a;
  --hairline: rgba(0, 0, 0, 0.12);
  --hairline-dark: rgba(255, 255, 255, 0.15);
  --ease: cubic-bezier(0.19, 1, 0.22, 1);
  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --page: 1078px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--obsidian);
  font-family: var(--font);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
h1, h2, h3, h4, p, ul, ol, li { margin: 0; padding: 0; font-weight: 400; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
::selection { background: #000; color: #fff; }
section { scroll-margin-top: 64px; }

/* ---------------- top chrome ---------------- */
.topbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: 64px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 24px 9vw 0;
  color: #f4f1ea;
  transition: color 0.4s ease;
  pointer-events: none;
}
.topbar > * { pointer-events: auto; }
.topbar.is-light { color: var(--obsidian); }

.brand {
  font-size: 12px;
  letter-spacing: 0.16em;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
  transition: opacity 0.8s var(--ease);
}
.brand:hover { opacity: 0.5; }

.top-meta {
  position: absolute;
  left: 50%;
  top: 24px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 9px;
  line-height: 1;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.55;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.top-rule { width: 1px; height: 9px; background: currentColor; opacity: 0.5; }

.menu {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 16px;
  line-height: 1;
}
.menu a {
  font-size: 10px;
  line-height: 1;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.6;
  transition: opacity 0.8s var(--ease), letter-spacing 0.8s var(--ease);
}
.menu a:hover { opacity: 1; letter-spacing: 0.16em; }

/* ---------------- hero ---------------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #070907;
  color: #f4f1ea;
}
.hero-media { position: absolute; inset: 0; z-index: 0; background: #070907; }

.hero-texture {
  position: absolute;
  inset: -8%;
  background: url("assets/hero-texture.jpg") center / cover no-repeat;
  animation: texture 42s ease-in-out infinite alternate;
  will-change: transform;
}
@keyframes texture {
  to { transform: translate3d(-2.6%, -1.6%, 0); }
}
.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  display: block;
  opacity: 0;
  pointer-events: none;
  transition: opacity 1.2s ease;
}
.hero-canvas.is-ready { opacity: 1; }
.hero-media.has-canvas .hero-texture,
.hero-media.has-canvas .hero-shimmer { animation: none; }
.hero-shimmer {
  position: absolute;
  inset: -14%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(38% 42% at 30% 55%, rgba(255, 194, 120, 0.26), transparent 72%),
    radial-gradient(30% 36% at 66% 38%, rgba(166, 196, 140, 0.18), transparent 72%);
  animation: shimmer 34s ease-in-out infinite alternate;
  will-change: transform, opacity;
}
@keyframes shimmer {
  0% { transform: translate3d(-2%, 1%, 0); opacity: 0.6; }
  55% { opacity: 0.95; }
  100% { transform: translate3d(7%, -4%, 0); opacity: 0.65; }
}

.orb {
  position: absolute;
  z-index: 1;
  width: 92vmin;
  height: 92vmin;
  left: 37.5%;
  top: -27%;
  border-radius: 50%;
  background: radial-gradient(circle at 36% 30%, rgba(8, 10, 8, 0.35) 0%, rgba(6, 8, 6, 0.62) 45%, rgba(3, 4, 3, 0.88) 78%, rgba(2, 3, 2, 0.94) 100%);
  box-shadow:
    inset 0 0 7vmin 1vmin rgba(226, 200, 152, 0.14),
    inset 0 0 18vmin 6vmin rgba(0, 0, 0, 0.42),
    0 0 12vmin 2vmin rgba(205, 160, 95, 0.1);
}
.orb::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    rgba(240, 218, 176, 0.075) 0 100%
  );
  box-shadow: none;
}
.orb::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    transparent 0 4%,
    rgba(246, 224, 180, 0.22) 10%,
    transparent 17% 47%,
    rgba(240, 218, 176, 0.05) 52%,
    rgba(250, 230, 190, 0.55) 59%,
    rgba(240, 218, 176, 0.08) 68%,
    transparent 76% 100%
  );
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 2px), #000 calc(100% - 1px));
  mask: radial-gradient(farthest-side, transparent calc(100% - 2px), #000 calc(100% - 1px));
  filter: blur(0.4px);
}
.vignette {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    radial-gradient(120% 105% at 50% 42%, transparent 32%, rgba(0, 0, 0, 0.5) 84%, rgba(0, 0, 0, 0.72) 100%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.28) 0%, transparent 22%, transparent 70%, rgba(0, 0, 0, 0.42) 100%);
}
.grain {
  position: absolute;
  inset: 0;
  z-index: 3;
  opacity: 0.1;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%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)'/%3E%3C/svg%3E");
}

.hero-center {
  position: relative;
  z-index: 4;
  max-width: 900px;
  padding: 0 5vw;
  text-align: center;
  transform: translateY(-1vh);
}
.display {
  font-size: clamp(28px, 3.25vw, 60px);
  line-height: 1.1;
  letter-spacing: 0.002em;
  color: #f6f3ec;
  text-shadow: 0 1px 30px rgba(0, 0, 0, 0.22);
}
.role {
  margin-top: 24px;
  font-size: 9px;
  line-height: 1.6;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: rgba(244, 241, 234, 0.52);
}

.reveal-hero {
  opacity: 0;
  transform: translateY(18px);
  animation: rise 1.6s var(--ease) 0.15s forwards;
}
.reveal-hero.d1 { animation-delay: 0.4s; }
@keyframes rise { to { opacity: 1; transform: none; } }

/* ---------------- editorial body ---------------- */
.wrap {
  width: 100%;
  max-width: var(--page);
  margin: 0 auto;
  padding: 0 40px;
}

.profile { padding: 150px 0 120px; }
.facts { border-top: 1px solid var(--hairline); }
.fact {
  display: grid;
  grid-template-columns: 130px minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 40px;
  align-items: baseline;
  padding: 30px 0;
  border-bottom: 1px solid var(--hairline);
}
.fact-label {
  font-size: 10px;
  line-height: 1.4;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--felt);
}
.fact-value {
  font-size: clamp(24px, 2.5vw, 32px);
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.fact-note {
  font-size: 14px;
  line-height: 1.6;
  color: #4a4a4a;
  max-width: 44ch;
}

.section-head {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: baseline;
  font-size: 10px;
  line-height: 1.2;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--felt);
  margin-bottom: 64px;
}
.band-dark .section-head { color: rgba(255, 255, 255, 0.42); }

.band {
  padding: 128px 0 140px;
  border-top: 1px solid var(--hairline);
}
.band-dark {
  background: var(--obsidian);
  color: #f4f1ea;
  border-top: none;
}
.band-dark .col-title { color: rgba(255, 255, 255, 0.45); }

.columns-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
}
.col-title {
  font-size: 10px;
  line-height: 1.4;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--felt);
  margin-bottom: 24px;
}
.service-list li {
  font-size: 14px;
  line-height: 1.5;
  padding: 6px 0;
  max-width: 22ch;
}
.service-list li + li { border-top: 1px solid rgba(0, 0, 0, 0.05); }
.band-dark .service-list li + li { border-top-color: rgba(255, 255, 255, 0.06); }

/* experience */
.exp-row {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 48px;
  padding: 44px 0;
  border-top: 1px solid var(--hairline-dark);
}
.exp-row:first-child { border-top: none; padding-top: 0; }
.exp-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 10px;
  line-height: 1.5;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
}
.exp-body h3 {
  font-size: clamp(24px, 2.6vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 18px;
}
.exp-body p {
  font-size: 15px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.58);
  max-width: 64ch;
  margin-bottom: 12px;
}
.exp-body p:last-child { margin-bottom: 0; }

/* projects */
.section-lede {
  font-size: 17px;
  line-height: 1.6;
  color: #3a3a3a;
  max-width: 56ch;
  margin: -24px 0 64px;
}
.project-list { border-top: 1px solid var(--hairline); }
.project-row {
  display: grid;
  grid-template-columns: 36px 1fr 190px;
  gap: 40px;
  padding: 34px 0;
  border-bottom: 1px solid var(--hairline);
}
.project-index {
  font-size: 10px;
  line-height: 1.5;
  letter-spacing: 0.16em;
  color: var(--felt);
}
.project-body h3 {
  font-size: 21px;
  line-height: 1.3;
  letter-spacing: -0.005em;
  margin-bottom: 10px;
  max-width: 34ch;
  transition: transform 1.25s var(--ease);
}
.project-row:hover .project-body h3 { transform: translateX(8px); }
.project-body p {
  font-size: 14px;
  line-height: 1.6;
  color: #4a4a4a;
  max-width: 62ch;
  margin-bottom: 16px;
}
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.project-tags span {
  font-size: 8.5px;
  line-height: 1.2;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--felt);
  border: 1px solid rgba(0, 0, 0, 0.14);
  border-radius: 75px;
  padding: 5px 11px;
  transition: border-color 0.8s var(--ease), color 0.8s var(--ease);
}
.project-row:hover .project-tags span { border-color: rgba(0, 0, 0, 0.32); color: var(--obsidian); }
.project-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: right;
  font-size: 10px;
  line-height: 1.5;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--felt);
}

/* education */
.columns-2 {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 80px;
}
.edu-title {
  font-size: 22px;
  line-height: 1.3;
  letter-spacing: -0.005em;
  max-width: 30ch;
  margin-bottom: 10px;
}
.edu-title + .meta { margin-bottom: 26px; }
.edu-title:not(:first-child) { margin-top: 44px; }
.meta {
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--felt);
  max-width: 54ch;
}
.lang-list { margin-top: 4px; }
.lang-list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 14px;
  line-height: 1.5;
  padding: 9px 0;
  border-top: 1px solid rgba(0, 0, 0, 0.07);
}
.lang-list li span:last-child { color: var(--felt); }

/* footer */
.footer {
  border-top: 1px solid var(--hairline);
  padding: 56px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.footer-block { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.eyelet {
  font-size: 8.5px;
  line-height: 1.4;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ash);
  margin-bottom: 6px;
}
.footer-block a,
.footer-block p {
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--felt);
  transition: color 0.8s var(--ease);
}
.footer-block a:hover { color: var(--obsidian); }
.footer-base {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 72px;
  padding-top: 22px;
  border-top: 1px solid var(--hairline);
  font-size: 10px;
  line-height: 1.4;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--felt);
}

/* reveal */
.js .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 1.25s var(--ease), transform 1.25s var(--ease);
}
.js .reveal.in-view { opacity: 1; transform: none; }

@media (max-width: 1380px) {
  .top-meta { display: none; }
}

/* ---------------- responsive ---------------- */
@media (max-width: 900px) {
  .topbar { padding: 18px 24px 0; height: 56px; }
  .top-meta { display: none; }
  .menu { display: grid; grid-template-columns: repeat(3, auto); gap: 4px 12px; text-align: right; }
  .menu a { font-size: 8px; letter-spacing: 0.12em; line-height: 1.2; opacity: 0.6; }
  .brand { font-size: 11px; }

  .hero-center { transform: none; }
  .display { font-size: clamp(28px, 8vw, 36px); }
  .role { font-size: 8px; letter-spacing: 0.14em; line-height: 1.8; max-width: 32ch; margin: 18px auto 0; }

  .wrap { padding: 0 24px; }
  .profile { padding: 96px 0 82px; }
  .fact { grid-template-columns: 1fr; gap: 8px; padding: 24px 0; }
  .fact-value { font-size: 26px; }
  .section-head { gap: 8px 16px; margin-bottom: 40px; }
  .band { padding: 84px 0 92px; }

  .columns-4 { grid-template-columns: 1fr 1fr; gap: 40px 28px; }
  .exp-row { grid-template-columns: 1fr; gap: 16px; padding: 34px 0; }
  .exp-row:first-child { padding-top: 0; }
  .exp-meta { flex-direction: row; gap: 16px; }
  .project-row { grid-template-columns: 26px 1fr; gap: 16px; padding: 28px 0; }
  .project-meta { grid-column: 2; text-align: left; flex-direction: row; gap: 16px; }
  .columns-2 { grid-template-columns: 1fr; gap: 48px; }
  .section-lede { margin: -12px 0 40px; font-size: 16px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .footer-base { margin-top: 48px; flex-direction: column; gap: 6px; }
}

@media (max-width: 560px) {
  .columns-4 { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .menu { gap: 4px 12px; }
  .menu a { font-size: 8px; }
  .project-row { grid-template-columns: 1fr; }
  .project-index { display: none; }
  .project-meta { grid-column: 1; }
}

/* ---------------- reduced motion ---------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-texture, .hero-shimmer, .reveal-hero {
    animation: none !important;
  }
  .hero-canvas { display: none; }
  .reveal-hero { opacity: 1; transform: none; }
  .reveal, .js .reveal { opacity: 1; transform: none; transition: none; }
  .project-body h3, .menu a, .brand, .footer-block a { transition: none; }
}