:root {
  --ink: #16242f;
  --muted: #5c6970;
  --mist: #f6f8f5;
  --paper: #fbfcfa;
  --line: rgba(39, 55, 62, 0.16);
  --moss: #627b6f;
  --shadow: 0 24px 60px rgba(29, 46, 48, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family:
    Satoshi, Outfit, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.7;
}

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

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

.nav {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  padding: 0 clamp(18px, 5vw, 54px);
  border-bottom: 1px solid var(--line);
  background: rgba(251, 252, 250, 0.92);
  backdrop-filter: blur(18px);
}

.brand {
  font-size: 18px;
  font-weight: 820;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  color: var(--ink);
  font-size: 14px;
  font-weight: 680;
}

.nav-links a {
  padding-bottom: 6px;
  border-bottom: 1px solid transparent;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  border-color: currentColor;
}

.shell {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
}

.hero {
  padding: clamp(82px, 10vw, 132px) 0 clamp(56px, 8vw, 92px);
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--moss);
  font-size: 12px;
  font-weight: 780;
  line-height: 1.2;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(44px, 7vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

.lead {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.82;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  padding-bottom: clamp(86px, 10vw, 132px);
}

.news-card {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  transition:
    border-color 180ms ease,
    transform 180ms ease;
}

.news-card:hover {
  border-color: rgba(31, 51, 46, 0.42);
  transform: translateY(-2px);
}

.news-card figure {
  margin: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: #edf2ed;
}

.news-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-card-body {
  padding: clamp(24px, 3vw, 34px);
}

.news-card time,
.article-meta {
  display: block;
  margin-bottom: 18px;
  color: var(--moss);
  font-size: 12px;
  font-weight: 780;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.news-card h2 {
  margin-bottom: 16px;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.18;
}

.news-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.article-shell {
  width: min(900px, calc(100% - 36px));
  margin: 0 auto;
}

.article-hero {
  padding: clamp(72px, 9vw, 112px) 0 46px;
}

.article-hero h1 {
  max-width: 860px;
  margin-bottom: 24px;
  font-size: clamp(38px, 6vw, 68px);
}

.article-cover {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto clamp(52px, 8vw, 88px);
  border: 1px solid var(--line);
  background: #edf2ed;
}

.article-cover img {
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
}

.article-content {
  padding-bottom: clamp(82px, 10vw, 124px);
}

.article-content h2 {
  margin: 48px 0 18px;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.22;
}

.article-content p {
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.95;
}

.article-content .note {
  margin-top: 42px;
  padding: 22px 0 0;
  border-top: 1px solid var(--line);
  font-size: 14px;
}

.article-content a {
  border-bottom: 1px solid currentColor;
}

.footer {
  padding: 36px clamp(18px, 5vw, 54px);
  border-top: 1px solid var(--line);
  background: #edf2ed;
  color: var(--muted);
  font-size: 12px;
}

.footer-inner {
  width: min(1120px, 100%);
  margin: 0 auto;
}

@media (max-width: 760px) {
  .nav {
    min-height: 62px;
  }

  .nav-links {
    gap: 18px;
    font-size: 13px;
  }

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