:root {
  --bg: #0c0c0b;
  --bg-soft: #141311;
  --ink: #ece7dc;
  --muted: #8d8778;
  --line: #2c2a25;
  --accent: #d2652b;
  --accent-soft: #f0c7a8;
  --serif: "Noto Serif SC", "Songti SC", "STSong", serif;
  --sans: "DM Sans", "PingFang SC", "Noto Sans SC", sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
}

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

img {
  max-width: 100%;
  display: block;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 8;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 7vw;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
}

.nav.is-scrolled {
  border-bottom-color: var(--line);
}

.nav__mark {
  font-family: var(--serif);
  font-size: 18px;
  letter-spacing: 0.18em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav__links a {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.nav__links a:hover,
.nav__links a.is-active {
  color: var(--ink);
}

.nav__cta {
  padding: 8px 14px;
  border: 1px solid var(--line);
  color: var(--ink) !important;
}

.nav__cta:hover {
  border-color: var(--accent);
  color: var(--accent-soft) !important;
}

.nav__toggle {
  display: none;
  width: 36px;
  height: 36px;
  background: none;
  border: 0;
  cursor: pointer;
}

.nav__toggle span {
  display: block;
  width: 18px;
  height: 1px;
  margin: 6px auto;
  background: var(--ink);
}

.hero,
.section,
.footer {
  width: min(1120px, 86vw);
  margin: 0 auto;
}

.hero {
  padding: 88px 0 72px;
  border-bottom: 1px solid var(--line);
}

.hero__kicker {
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero__name {
  margin-top: 18px;
  font-family: var(--serif);
  font-size: clamp(64px, 12vw, 148px);
  font-weight: 600;
  line-height: 0.92;
  letter-spacing: -0.04em;
}

.hero__row {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 40px;
  align-items: end;
  margin-top: 48px;
}

.hero__role {
  font-family: var(--serif);
  font-size: 28px;
  line-height: 1.25;
}

.hero__lead {
  max-width: 38em;
  color: var(--muted);
  font-size: 18px;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 32px;
  margin-top: 56px;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.hero__meta a {
  color: var(--accent-soft);
  border-bottom: 1px solid var(--accent);
}

.section {
  padding: 88px 0;
  border-bottom: 1px solid var(--line);
}

.section__head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 40px;
}

.section__index {
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 0.2em;
}

.section__head h2 {
  font-family: var(--serif);
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 600;
}

.about__grid,
.skills__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
}

.about__text {
  font-size: 22px;
  line-height: 1.7;
}

.about__facts {
  list-style: none;
  display: grid;
  gap: 22px;
}

.about__facts span {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.work__list {
  list-style: none;
}

.work__item + .work__item {
  border-top: 1px solid var(--line);
}

.work__link {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  gap: 24px;
  align-items: start;
  padding: 28px 8px;
}

.work__link:hover {
  background: var(--bg-soft);
}

.work__num,
.work__year {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.08em;
  padding-top: 8px;
}

.work__body h3 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 600;
}

.work__body p {
  margin-top: 8px;
  max-width: 46em;
  color: var(--muted);
}

.work__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.work__tags span,
.skills__tags li {
  padding: 4px 10px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.skills__grid {
  grid-template-columns: repeat(3, 1fr);
  margin-bottom: 36px;
}

.skills__grid h3 {
  margin-bottom: 12px;
  font-family: var(--serif);
  font-size: 22px;
}

.skills__grid p {
  color: var(--muted);
}

.skills__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
}

.timeline {
  list-style: none;
  display: grid;
  gap: 32px;
}

.timeline li {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
}

.timeline__when {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.timeline h3 {
  font-family: var(--serif);
  font-size: 22px;
}

.timeline p {
  margin-top: 8px;
  color: var(--muted);
}

.contact__lead {
  max-width: 28em;
  color: var(--muted);
  font-size: 18px;
}

.contact__mail {
  display: inline-block;
  margin-top: 28px;
  font-family: var(--serif);
  font-size: clamp(28px, 5vw, 52px);
  border-bottom: 1px solid var(--accent);
}

.contact__mail:hover {
  color: var(--accent-soft);
}

.contact__links {
  display: flex;
  gap: 24px;
  margin-top: 32px;
  list-style: none;
  color: var(--muted);
}

.contact__links a:hover {
  color: var(--ink);
}

.footer {
  display: flex;
  justify-content: space-between;
  padding: 28px 0 48px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 860px) {
  .nav__toggle {
    display: block;
  }

  .nav__links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    padding: 8px 7vw 24px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
  }

  .nav.is-open .nav__links {
    display: flex;
  }

  .nav__links a {
    width: 100%;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
  }

  .hero__row,
  .about__grid,
  .skills__grid,
  .work__link,
  .timeline li {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .hero {
    padding-top: 56px;
  }

  .section {
    padding: 64px 0;
  }

  .work__year {
    display: none;
  }
}