:root {
  --paper: #f4f1e9;
  --ink: #151515;
  --muted: #68665f;
  --line: rgba(21, 21, 21, 0.18);
  --agent: #2356d8;
  --quality: #0d7655;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--paper);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(21, 21, 21, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 21, 21, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 48px 48px;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

a {
  color: inherit;
}

.site-shell {
  width: min(1180px, calc(100% - 48px));
  min-height: 100vh;
  margin: 0 auto;
  padding: clamp(64px, 10vw, 132px) 0 72px;
}

.intro {
  max-width: 860px;
}

.eyebrow {
  margin: 0 0 24px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.intro h1 {
  margin: 0;
  font-family: "Songti SC", SimSun, serif;
  font-size: clamp(48px, 8vw, 104px);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.intro-copy {
  max-width: 690px;
  margin: 36px 0 0;
  color: var(--muted);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.75;
}

.resume-section {
  margin-top: clamp(72px, 12vw, 152px);
  border-top: 1px solid var(--ink);
  padding-top: 22px;
}

.section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section-heading h2,
.section-heading p {
  margin: 0;
}

.section-heading h2 {
  font-size: 17px;
}

.section-heading p {
  color: var(--muted);
  font-size: 13px;
}

.resume-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.resume-card {
  position: relative;
  display: flex;
  min-height: 360px;
  flex-direction: column;
  padding: clamp(28px, 4vw, 48px);
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.58);
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.resume-card::after {
  position: absolute;
  right: -96px;
  bottom: -96px;
  width: 210px;
  height: 210px;
  border: 1px solid currentColor;
  border-radius: 50%;
  content: "";
  opacity: 0.24;
  transition: transform 240ms ease;
}

.resume-card:hover,
.resume-card:focus-visible {
  transform: translateY(-5px);
  border-color: currentColor;
  box-shadow: 0 22px 54px rgba(21, 21, 21, 0.12);
  outline: none;
}

.resume-card:hover::after,
.resume-card:focus-visible::after {
  transform: scale(1.12);
}

.resume-card-agent {
  color: var(--agent);
}

.resume-card-quality {
  color: var(--quality);
}

.card-index {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.resume-card h3 {
  margin: 48px 0 24px;
  color: var(--ink);
  font-family: "Songti SC", SimSun, serif;
  font-size: clamp(31px, 4vw, 48px);
  line-height: 1.12;
  letter-spacing: -0.035em;
}

.resume-card p {
  max-width: 440px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.card-link {
  margin-top: auto;
  padding-top: 36px;
  font-size: 14px;
  font-weight: 700;
}

.not-found {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 24px;
}

.not-found-card {
  width: min(620px, 100%);
  border-top: 1px solid var(--ink);
  padding-top: 24px;
}

.not-found-card .eyebrow {
  color: var(--muted);
}

.not-found-card h1 {
  margin: 0 0 24px;
  font-family: "Songti SC", SimSun, serif;
  font-size: clamp(48px, 12vw, 96px);
  line-height: 1;
}

.not-found-card p {
  margin: 0 0 32px;
  color: var(--muted);
  line-height: 1.7;
}

.home-link {
  display: inline-block;
  border-bottom: 1px solid currentColor;
  padding-bottom: 5px;
  font-weight: 700;
  text-decoration: none;
}

@media (max-width: 720px) {
  .site-shell {
    width: min(100% - 32px, 1180px);
    padding-top: 48px;
  }

  .intro h1 {
    font-size: clamp(43px, 14vw, 68px);
    line-height: 1.04;
  }

  .section-heading {
    display: block;
  }

  .section-heading p {
    margin-top: 8px;
  }

  .resume-grid {
    grid-template-columns: 1fr;
  }

  .resume-card {
    min-height: 330px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .resume-card,
  .resume-card::after {
    transition: none;
  }
}