:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --text: #161f29;
  --muted: #667788;
  --line: rgba(22, 31, 41, 0.1);
  --navy: #10161d;
  --blue: #145aa8;
  --orange: #de8d10;
  --blue-soft: rgba(20, 90, 168, 0.08);
  --orange-soft: rgba(222, 141, 16, 0.1);
  --shadow: 0 20px 50px rgba(10, 18, 27, 0.08);
  --radius-xl: 26px;
  --radius-lg: 20px;
  --radius-md: 12px;
  --container: min(1080px, calc(100vw - 40px));
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Noto Sans", "Noto Sans SC", "Noto Sans JP", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #fbfcfd 0%, var(--bg) 100%);
  line-height: 1.6;
}

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

.container {
  width: var(--container);
  margin: 0 auto;
}

.gateway {
  min-height: 100vh;
  padding: 22px 0 30px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: var(--navy);
  color: #fff;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.brand-copy {
  display: flex;
  flex-direction: column;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy small {
  color: var(--muted);
  font-size: 0.76rem;
}

.language-switcher {
  display: inline-flex;
  gap: 6px;
  padding: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
}

.language-switcher a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 50px;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
}

.language-switcher a[aria-current="page"] {
  background: var(--navy);
  color: #fff;
}

.hero {
  padding: 54px 0 28px;
}

.hero-tag {
  margin: 0 0 12px;
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(2.4rem, 5.5vw, 4.5rem);
  line-height: 1.04;
  letter-spacing: 0;
}

.hero-text {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1.04rem;
}

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

.entry-card {
  display: block;
  min-height: 292px;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(22, 31, 41, 0.12);
  box-shadow: var(--shadow);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.entry-card:hover {
  transform: translateY(-4px);
  border-color: rgba(22, 31, 41, 0.22);
  box-shadow: 0 26px 56px rgba(10, 18, 27, 0.12);
}

.entry-line {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.entry-card h2 {
  margin: 0;
  font-size: 1.72rem;
  line-height: 1.15;
  letter-spacing: 0;
}

.entry-card p {
  margin: 12px 0 0;
  color: var(--muted);
}

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

.entry-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
}

.entry-card-pu .entry-tags span {
  background: var(--blue-soft);
  color: var(--blue);
}

.entry-card-saddle .entry-tags span {
  background: var(--orange-soft);
  color: var(--orange);
}

.entry-card strong {
  display: inline-block;
  margin-top: 20px;
  color: var(--navy);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 20px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.footer p {
  margin: 0;
}

.footer-address {
  flex-basis: 100%;
  font-size: 0.86rem;
}

.footer span {
  margin: 0 8px;
}

@media (max-width: 780px) {
  .gateway {
    padding: 18px 0 24px;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .hero {
    padding: 24px 0 18px;
  }

  .hero h1 {
    max-width: none;
    font-size: 2.05rem;
    line-height: 1.08;
  }

  .hero-text {
    margin-top: 12px;
  }

  .card-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .entry-card {
    min-height: 220px;
    padding: 18px;
  }

  .entry-card h2 {
    font-size: 1.46rem;
  }

  .entry-card strong {
    margin-top: 14px;
  }
}