:root {
  --paper: #f7f5ef;
  --paper-deep: #efebe2;
  --ink: #25231f;
  --muted: #6d685f;
  --line: rgba(37, 35, 31, 0.15);
  --terracotta: #d97757;
  --terracotta-deep: #b95c40;
  --peach: #efd0bf;
  --sand: #e8e0d2;
  --sage: #dce2d3;
  --white: #fffdfa;
  --serif: "Iowan Old Style", "Palatino Linotype", "Noto Serif SC", "Songti SC", Georgia, serif;
  --sans: "Helvetica Neue", "Segoe UI Variable Text", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", "Cascadia Mono", Consolas, monospace;
  --gutter: clamp(1.2rem, 4vw, 4.8rem);
  --radius: clamp(1rem, 1.8vw, 1.5rem);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.65rem 0.9rem;
  border-radius: 999px;
  color: var(--paper);
  background: var(--ink);
  transform: translateY(-160%);
}

.skip-link:focus { transform: translateY(0); }
.page-shell { padding-right: var(--gutter); padding-left: var(--gutter); }

.site-header {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: 100%;
  min-height: 4.8rem;
  padding: 0 var(--gutter);
  border-bottom: 1px solid var(--line);
}

.brand {
  width: max-content;
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.05em;
}

.brand span { color: var(--terracotta); }

.site-header nav {
  display: flex;
  gap: clamp(1.25rem, 2.6vw, 2.7rem);
  font-size: 0.86rem;
}

.site-header nav a,
.header-link,
.footer-nav a,
.footer-right a,
.article-back {
  position: relative;
  transition: color 180ms ease;
}

.site-header nav a::after,
.header-link::after,
.footer-nav a::after,
.footer-right a::after,
.article-back::after {
  position: absolute;
  right: 0;
  bottom: -0.3rem;
  left: 0;
  height: 1px;
  content: "";
  background: var(--terracotta);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-header nav a:hover,
.site-header nav a:focus-visible,
.header-link:hover,
.header-link:focus-visible,
.footer-nav a:hover,
.footer-nav a:focus-visible,
.footer-right a:hover,
.footer-right a:focus-visible,
.article-back:hover,
.article-back:focus-visible { color: var(--terracotta-deep); }

.site-header nav a:hover::after,
.site-header nav a:focus-visible::after,
.header-link:hover::after,
.header-link:focus-visible::after,
.footer-nav a:hover::after,
.footer-nav a:focus-visible::after,
.footer-right a:hover::after,
.footer-right a:focus-visible::after,
.article-back:hover::after,
.article-back:focus-visible::after { transform: scaleX(1); transform-origin: left; }

.header-link { justify-self: end; font-size: 0.84rem; }
.header-link span { margin-left: 0.3rem; color: var(--terracotta); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(25rem, 0.92fr);
  gap: clamp(3rem, 6vw, 7rem);
  align-items: center;
  min-height: 100svh;
  padding-top: 7.2rem;
  padding-bottom: 3.5rem;
}

.eyebrow,
.section-label,
.quick-links > p,
.reading-item > div > p,
.project-card > p,
.post-meta,
.article-kicker {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

.eyebrow {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  margin: 0 0 1.7rem;
  color: var(--muted);
}

.eyebrow i {
  display: block;
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  background: var(--terracotta);
}

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; }

h1 {
  margin-bottom: 1.5rem;
  font-size: clamp(3.05rem, 5vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

h1 em { color: var(--terracotta-deep); font-style: italic; }

.hero-intro {
  max-width: 36rem;
  margin-bottom: 1.8rem;
  color: var(--muted);
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  line-height: 1.85;
}

.hero-actions { display: flex; gap: 1rem; align-items: center; margin-bottom: 2.4rem; }

.primary-button,
.text-button {
  display: inline-flex;
  gap: 1rem;
  align-items: center;
  border-radius: 999px;
  font-size: 0.84rem;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.primary-button { padding: 0.72rem 0.78rem 0.72rem 1.15rem; color: var(--paper); background: var(--ink); }
.primary-button span { display: grid; width: 1.7rem; height: 1.7rem; place-items: center; border-radius: 50%; color: var(--ink); background: var(--paper); }
.primary-button:hover, .primary-button:focus-visible { background: var(--terracotta-deep); transform: translateY(-2px); }
.text-button { padding: 0.72rem 0.9rem; border: 1px solid var(--line); }
.text-button span { color: var(--terracotta-deep); }
.text-button:hover, .text-button:focus-visible { border-color: var(--terracotta); color: var(--terracotta-deep); }

.quick-links { max-width: 41rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.quick-links > p { margin-bottom: 0.75rem; color: var(--muted); }
.quick-links > div { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.55rem; }

.quick-links a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.65rem;
  align-items: center;
  min-width: 0;
  padding: 0.72rem;
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: rgba(255, 253, 250, 0.52);
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.quick-links a:hover,
.quick-links a:focus-visible { border-color: rgba(185, 92, 64, 0.45); background: var(--white); transform: translateY(-2px); }
.quick-icon { display: grid; width: 1.8rem; height: 1.8rem; place-items: center; border-radius: 50%; color: var(--terracotta-deep); background: var(--paper-deep); font-family: var(--serif); }
.quick-links strong, .quick-links small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.quick-links strong { font-size: 0.82rem; font-weight: 600; }
.quick-links small { margin-top: 0.08rem; color: var(--muted); font-size: 0.74rem; }
.quick-links b { color: var(--terracotta); font-weight: 400; }

.hero-visual { width: 100%; max-width: 35rem; justify-self: end; }

.visual-card {
  position: relative;
  min-height: clamp(29rem, 47vw, 37rem);
  padding: 1.35rem;
  overflow: hidden;
  border-radius: clamp(1.35rem, 2.5vw, 2.4rem);
  background:
    radial-gradient(circle at 76% 20%, rgba(255, 255, 255, 0.45), transparent 23%),
    linear-gradient(150deg, #f2d5c5 0%, #e9bba5 52%, #dd9d80 100%);
  box-shadow: 0 1.3rem 3.5rem rgba(75, 54, 39, 0.1);
}

.visual-card::before,
.visual-card::after {
  position: absolute;
  border: 1px solid rgba(37, 35, 31, 0.18);
  border-radius: 50%;
  content: "";
}

.visual-card::before { top: 20%; right: -28%; width: 78%; aspect-ratio: 1; }
.visual-card::after { right: 8%; bottom: 10%; width: 36%; aspect-ratio: 1; border-style: dashed; }

.visual-meta { position: relative; z-index: 2; display: flex; justify-content: space-between; font-family: var(--mono); font-size: 0.74rem; line-height: 1.35; letter-spacing: 0.08em; }
#motionCanvas { position: absolute; inset: 4rem 0 1.5rem; z-index: 1; width: 100%; height: calc(100% - 5.5rem); cursor: crosshair; }
.visual-caption { position: absolute; bottom: 1.3rem; left: 1.35rem; z-index: 2; margin: 0; font-family: var(--mono); font-size: 0.74rem; line-height: 1.4; }

.about,
.reading,
.projects,
.blog-preview {
  padding-top: clamp(6rem, 9vw, 9rem);
  padding-bottom: clamp(6rem, 9vw, 9rem);
}

.about { background: var(--paper-deep); }

.section-heading {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr 1fr;
  gap: 2.5rem;
  align-items: end;
  margin-bottom: clamp(3rem, 5vw, 5rem);
  padding-top: 1.35rem;
  border-top: 1px solid var(--line);
}

.section-label { margin: 0; color: var(--terracotta-deep); }

.section-heading h2 {
  margin: 0;
  font-size: clamp(2.4rem, 4vw, 4rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

.section-description { max-width: 27rem; margin: 0; color: var(--muted); font-size: 0.94rem; }
.section-link { justify-self: end; color: var(--terracotta-deep); font-size: 0.86rem; }
.section-link span { margin-left: 0.35rem; }

.about-grid { display: grid; grid-template-columns: 1.35fr 0.65fr; gap: clamp(3rem, 8vw, 9rem); margin-left: 21.5%; }
.about-copy { max-width: 46rem; }
.about-copy p { color: var(--muted); font-size: 0.93rem; line-height: 1.9; }
.about-copy .about-lead { color: var(--ink); font-family: var(--serif); font-size: clamp(1.65rem, 2.8vw, 2.8rem); line-height: 1.35; letter-spacing: -0.025em; }

.profile-card { padding: 1.4rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255, 253, 250, 0.58); }
.profile-top { display: flex; gap: 0.85rem; align-items: center; padding-bottom: 1.2rem; border-bottom: 1px solid var(--line); }
.profile-avatar { display: grid; width: 2.8rem; height: 2.8rem; place-items: center; border-radius: 50%; color: var(--white); background: var(--terracotta); font-family: var(--serif); font-size: 1.35rem; font-style: italic; }
.profile-top strong, .profile-top small { display: block; }
.profile-top strong { font-family: var(--serif); font-size: 1.05rem; }
.profile-top small { color: var(--muted); font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.04em; }
.profile-card dl { margin: 1rem 0; }
.profile-card dl div { display: grid; grid-template-columns: 4rem 1fr; padding: 0.72rem 0; border-bottom: 1px solid var(--line); font-size: 0.82rem; }
.profile-card dt { color: var(--muted); }
.profile-card dd { margin: 0; text-align: right; }
.profile-links { display: grid; gap: 0.55rem; }
.profile-links a { display: flex; justify-content: space-between; padding: 0.72rem 0.8rem; border-radius: 0.65rem; color: var(--muted); background: rgba(37, 35, 31, 0.045); font-size: 0.8rem; transition: color 180ms ease, background 180ms ease; }
.profile-links a:hover, .profile-links a:focus-visible { color: var(--terracotta-deep); background: var(--white); }
.profile-links a i { color: var(--terracotta-deep); font-style: normal; }

.reading { background: var(--paper); }
.reading-overview {
  display: grid;
  grid-template-columns: 0.45fr 1.55fr auto;
  gap: 2rem;
  align-items: center;
  margin: 0 0 2.5rem 21.5%;
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.reading-stats { display: flex; align-items: baseline; gap: 0.55rem; }
.reading-stats strong { color: var(--terracotta-deep); font-family: var(--serif); font-size: 3.6rem; font-weight: 500; line-height: 1; }
.reading-stats span { color: var(--muted); font-family: var(--mono); font-size: 0.75rem; }
.reading-themes { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.reading-themes span { padding: 0.45rem 0.68rem; border-radius: 999px; color: var(--muted); background: var(--paper-deep); font-size: 0.76rem; }
.reading-cta { display: inline-flex; gap: 0.6rem; align-items: center; padding: 0.72rem 0.85rem; border-radius: 999px; color: var(--white); background: var(--ink); font-size: 0.78rem; white-space: nowrap; transition: background 180ms ease; }
.reading-cta:hover, .reading-cta:focus-visible { background: var(--terracotta-deep); }
.reading-list { margin-left: 21.5%; border-top: 1px solid var(--line); }
.reading-item { display: grid; grid-template-columns: 5rem 1fr auto; gap: 1rem; align-items: center; min-height: 9rem; padding: 1.4rem 0; border-bottom: 1px solid var(--line); }
.item-index { color: var(--terracotta-deep); font-family: var(--mono); font-size: 0.72rem; }
.reading-item > div > p { margin-bottom: 0.35rem; color: var(--muted); }
.reading-item h3 { margin: 0 0 0.25rem; font-size: clamp(1.35rem, 2vw, 2rem); letter-spacing: -0.03em; }
.reading-item small { color: var(--muted); font-size: 0.78rem; }
.add-mark { display: grid; width: 2.4rem; height: 2.4rem; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--terracotta-deep); font-size: 1.1rem; }
.reading-preview-list .reading-item { transition: color 180ms ease, padding 180ms ease; }
.reading-preview-list .reading-item:hover, .reading-preview-list .reading-item:focus-visible { color: var(--terracotta-deep); padding-right: 0.7rem; padding-left: 0.7rem; }
.paper-link { display: grid; width: 2.4rem; height: 2.4rem; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--terracotta-deep); }

.projects { background: var(--paper-deep); }
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.85rem; }
.project-card { min-height: 25rem; padding: 1rem; border-radius: var(--radius); }
.project-one { background: var(--peach); }
.project-two { background: var(--sand); }
.project-three { background: var(--sage); }
.project-visual { position: relative; min-height: 14rem; margin-bottom: 1.5rem; overflow: hidden; border-radius: calc(var(--radius) - 0.3rem); border: 1px solid rgba(37, 35, 31, 0.12); }
.project-visual span { position: absolute; top: 0.8rem; right: 0.8rem; z-index: 2; font-family: var(--mono); font-size: 0.74rem; }
.project-visual::before, .project-visual::after { position: absolute; border: 1px solid rgba(37, 35, 31, 0.38); border-radius: 50%; content: ""; }
.project-visual::before { top: 18%; left: 20%; width: 44%; aspect-ratio: 1; }
.project-visual::after { right: 15%; bottom: -8%; width: 45%; aspect-ratio: 1; border-style: dashed; }
.project-visual i { position: absolute; top: 50%; left: 16%; width: 68%; border-top: 1px solid var(--terracotta-deep); transform: rotate(-18deg); }
.project-visual i:nth-of-type(2) { transform: rotate(23deg); }
.project-card > p { margin-bottom: 0.45rem; color: var(--muted); }
.project-card h3 { margin: 0 0 0.65rem; font-size: clamp(1.65rem, 2.5vw, 2.5rem); letter-spacing: -0.04em; }
.project-card small { color: var(--muted); font-size: 0.78rem; }

.blog-preview { background: var(--paper); }
.post-list { display: grid; grid-template-columns: 1.35fr 0.65fr; gap: 0.85rem; margin-left: 21.5%; }
.post-card { display: flex; min-height: 20rem; flex-direction: column; padding: clamp(1.3rem, 2.5vw, 2.2rem); border: 1px solid var(--line); border-radius: var(--radius); }
.featured-post { background: var(--white); transition: transform 200ms ease, box-shadow 200ms ease; }
.featured-post:hover, .featured-post:focus-visible { transform: translateY(-0.35rem); box-shadow: 0 1rem 2.8rem rgba(69, 50, 38, 0.08); }
.post-placeholder { background: var(--paper-deep); }
.post-meta { display: flex; justify-content: space-between; color: var(--muted); }
.post-card h3 { max-width: 12em; margin: 3rem 0 0.8rem; font-size: clamp(2rem, 3.5vw, 3.5rem); line-height: 1; letter-spacing: -0.05em; }
.post-card > p { max-width: 31rem; margin: 0; color: var(--muted); font-size: 0.9rem; }
.read-more { display: flex; justify-content: space-between; margin-top: auto; padding-top: 1.3rem; border-top: 1px solid var(--line); color: var(--terracotta-deep); font-size: 0.82rem; }
.read-more b { font-weight: 400; }

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
  min-height: 12rem;
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
  border-top: 1px solid var(--line);
}

.site-footer > div:first-child { display: flex; gap: 2rem; align-items: center; }
.site-footer p { margin: 0; color: var(--muted); font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.06em; }
.footer-nav { display: flex; gap: 1.5rem; font-size: 0.78rem; }
.footer-right { display: flex; gap: 1.5rem; align-items: center; justify-self: end; font-size: 0.76rem; }

.placeholder-card { position: relative; }
.reveal { opacity: 0; transform: translateY(1.4rem); transition: opacity 600ms ease, transform 600ms cubic-bezier(0.2, 0.72, 0.2, 1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Blog index and article pages */
.subpage .site-header { position: relative; }
.blog-hero { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: 3rem; padding-top: clamp(5rem, 8vw, 8rem); padding-bottom: clamp(4rem, 7vw, 7rem); }
.blog-hero h1 { max-width: 11em; margin: 0; font-size: clamp(3.2rem, 6vw, 6.2rem); }
.blog-hero-copy { align-self: end; max-width: 31rem; }
.blog-hero-copy p { color: var(--muted); font-size: 1rem; }
.blog-hero-copy .article-kicker { color: var(--terracotta-deep); }
.archive { padding-top: 1rem; padding-bottom: clamp(6rem, 10vw, 10rem); }
.archive-head { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: 3rem; padding: 1.2rem 0 2rem; border-top: 1px solid var(--line); }
.archive-head p { margin: 0; color: var(--muted); font-size: 0.9rem; }
.archive-list { margin-left: 35%; border-top: 1px solid var(--line); }
.archive-item { display: grid; grid-template-columns: 7rem 1fr auto; gap: 1rem; align-items: center; min-height: 8rem; padding: 1.2rem 0; border-bottom: 1px solid var(--line); transition: color 180ms ease; }
.archive-item time { color: var(--muted); font-family: var(--mono); font-size: 0.72rem; }
.archive-item h2 { margin: 0 0 0.2rem; font-size: clamp(1.35rem, 2.3vw, 2.2rem); }
.archive-item p { margin: 0; color: var(--muted); font-size: 0.84rem; }
.archive-item > span { color: var(--terracotta-deep); }
.archive-item:hover { color: var(--terracotta-deep); }
.archive-placeholder { opacity: 0.55; cursor: default; }

.article-shell { padding-top: clamp(4rem, 7vw, 7rem); padding-bottom: clamp(6rem, 10vw, 10rem); }
.article-header { max-width: 58rem; margin: 0 auto clamp(4rem, 7vw, 7rem); }
.article-back { display: inline-block; margin-bottom: 3rem; color: var(--muted); font-size: 0.82rem; }
.article-kicker { margin-bottom: 1.2rem; color: var(--terracotta-deep); }
.article-header h1 { margin-bottom: 1.4rem; font-size: clamp(3rem, 5.5vw, 5.6rem); }
.article-deck { max-width: 40rem; color: var(--muted); font-family: var(--serif); font-size: clamp(1.1rem, 1.8vw, 1.45rem); line-height: 1.55; }
.article-meta { display: flex; gap: 1.5rem; margin-top: 2rem; color: var(--muted); font-family: var(--mono); font-size: 0.72rem; }
.article-body { max-width: 45rem; margin: 0 auto; }
.article-body > p, .article-body li { color: #4b4842; font-size: 0.95rem; line-height: 2; }
.article-body > p:first-child::first-letter { float: left; margin: 0.05em 0.12em 0 0; color: var(--terracotta-deep); font-family: var(--serif); font-size: 4.2rem; line-height: 0.82; }
.article-body h2 { margin: 4rem 0 1rem; font-size: clamp(1.8rem, 3vw, 2.8rem); letter-spacing: -0.035em; }
.article-body ul { padding-left: 1.2rem; }
.article-note { margin: 3rem 0; padding: 1.4rem 1.6rem; border-left: 3px solid var(--terracotta); border-radius: 0 0.8rem 0.8rem 0; background: var(--paper-deep); }
.article-note p { margin: 0; color: var(--muted); font-size: 0.94rem; }
.article-footer { display: flex; justify-content: space-between; margin-top: 5rem; padding-top: 1.5rem; border-top: 1px solid var(--line); font-size: 0.82rem; }

/* Reading library */
.reading-hero {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 4rem;
  align-items: end;
  padding-top: clamp(5rem, 8vw, 8rem);
  padding-bottom: clamp(4rem, 7vw, 7rem);
}

.reading-hero h1 { max-width: 9em; margin: 0; font-size: clamp(3.2rem, 5.8vw, 6rem); }
.reading-hero-copy { max-width: 36rem; }
.reading-hero-copy > p { color: var(--muted); font-size: 1rem; line-height: 1.85; }
.reading-hero-copy > div { display: grid; grid-template-columns: auto auto auto auto; gap: 0.65rem; align-items: baseline; width: max-content; margin-top: 1.6rem; }
.reading-hero-copy strong { color: var(--terracotta-deep); font-family: var(--serif); font-size: 2.5rem; font-weight: 500; line-height: 1; }
.reading-hero-copy span { color: var(--muted); font-size: 0.78rem; }

.paper-library { padding-top: 1rem; padding-bottom: clamp(7rem, 11vw, 11rem); }
.paper-group { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: clamp(2rem, 6vw, 7rem); padding: clamp(3.5rem, 6vw, 6rem) 0; border-top: 1px solid var(--line); }
.paper-group > header { display: grid; grid-template-columns: 2.5rem 1fr auto; gap: 1rem; align-content: start; }
.paper-group > header > span { display: grid; width: 2rem; height: 2rem; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--terracotta-deep); font-family: var(--mono); font-size: 0.74rem; }
.paper-group > header p { margin: 0 0 0.55rem; color: var(--terracotta-deep); font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.08em; }
.paper-group > header h2 { margin: 0; font-size: clamp(1.7rem, 2.7vw, 2.8rem); line-height: 1.12; letter-spacing: -0.04em; }
.paper-group > header small { color: var(--muted); font-family: var(--mono); font-size: 0.74rem; white-space: nowrap; }
.paper-list { border-top: 1px solid var(--line); }
.paper-item { display: grid; grid-template-columns: 3rem 1fr auto; gap: 1rem; align-items: center; min-height: 7.5rem; padding: 1.2rem 0; border-bottom: 1px solid var(--line); }
.paper-number { color: var(--muted); font-family: var(--mono); font-size: 0.72rem; }
.paper-item h3 { margin: 0; font-family: var(--sans); font-size: clamp(0.98rem, 1.35vw, 1.16rem); font-weight: 500; line-height: 1.5; letter-spacing: -0.012em; }
.paper-item h3 a { transition: color 180ms ease; }
.paper-item h3 a:hover, .paper-item h3 a:focus-visible { color: var(--terracotta-deep); }
.paper-actions { display: flex; gap: 0.45rem; }
.paper-actions a { padding: 0.5rem 0.65rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 0.72rem; transition: color 180ms ease, border-color 180ms ease, background 180ms ease; }
.paper-actions a:hover, .paper-actions a:focus-visible { border-color: var(--terracotta); color: var(--terracotta-deep); background: var(--white); }

@media (max-width: 1060px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 9rem; padding-bottom: 6rem; }
  .hero-copy { max-width: 48rem; }
  .hero-visual { max-width: 42rem; justify-self: center; }
  .visual-card { min-height: 36rem; }
  .about-grid, .reading-list, .reading-overview, .post-list { margin-left: 0; }
  .about-grid { grid-template-columns: 1.2fr 0.8fr; }
  .section-heading { grid-template-columns: 0.5fr 1.5fr; }
  .section-heading > :nth-child(3) { grid-column: 2; }
  .project-card { min-height: 23rem; }
  .archive-list { margin-left: 20%; }
  .paper-group { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  body { font-size: 15px; }
  .site-header { grid-template-columns: 1fr auto; min-height: 4.4rem; }
  .site-header nav { gap: 0.9rem; }
  .site-header nav a { font-size: 0; }
  .site-header nav a::before { font-size: 0.78rem; }
  .site-header nav a:nth-child(1)::before { content: "关于"; }
  .site-header nav a:nth-child(2)::before { content: "阅读"; }
  .site-header nav a:nth-child(3)::before { content: "项目"; }
  .site-header nav a:nth-child(4)::before { content: "博客"; }
  .header-link { display: none; }

  .hero { gap: 3rem; padding-top: 7.5rem; }
  h1 { font-size: clamp(2.9rem, 13vw, 4.4rem); }
  .quick-links > div { grid-template-columns: 1fr; }
  .visual-card { min-height: 29rem; }

  .section-heading { grid-template-columns: 1fr; gap: 0.8rem; }
  .section-heading > :nth-child(3) { grid-column: auto; }
  .section-heading h2 { font-size: 2.65rem; }
  .section-link { justify-self: start; }

  .about-grid { grid-template-columns: 1fr; }
  .about-copy .about-lead { font-size: 1.8rem; }
  .reading-item { grid-template-columns: 3.5rem 1fr auto; }
  .reading-overview { grid-template-columns: 1fr; }
  .reading-cta { width: max-content; }
  .project-grid, .post-list { grid-template-columns: 1fr; }
  .project-card { min-height: 24rem; }
  .post-card { min-height: 18rem; }

  .site-footer { grid-template-columns: 1fr; gap: 2rem; align-items: start; min-height: 17rem; }
  .footer-nav, .footer-right { justify-self: start; }
  .footer-right { align-items: flex-start; flex-direction: column; gap: 0.7rem; }

  .blog-hero, .archive-head { grid-template-columns: 1fr; }
  .reading-hero { grid-template-columns: 1fr; gap: 2rem; }
  .blog-hero h1 { font-size: clamp(3rem, 14vw, 4.8rem); }
  .archive-list { margin-left: 0; }
  .archive-item { grid-template-columns: 1fr auto; }
  .archive-item time { grid-column: 1 / 3; }
  .article-header h1 { font-size: clamp(2.8rem, 13vw, 4.5rem); }
  .paper-group > header { grid-template-columns: 2.5rem 1fr; }
  .paper-group > header small { grid-column: 2; }
  .paper-item { grid-template-columns: 2.2rem 1fr; }
  .paper-actions { grid-column: 2; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}