:root {
  color-scheme: light;
  --cat-ink: #2c2524;
  --cat-muted: #746a67;
  --cat-line: #eadfd9;
  --cat-bg: #fff8f4;
  --cat-paper: #fff;
  --cat-accent: #d56b8a;
  --cat-soft: #fde9ef;
  font-family: "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--cat-bg);
  color: var(--cat-ink);
}

a {
  color: #b84f70;
}

.mc-header {
  border-bottom: 1px solid var(--cat-line);
  background: rgba(255, 255, 255, 0.92);
}

.mc-header-inner {
  max-width: 1040px;
  min-height: 68px;
  margin: 0 auto;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.mc-brand {
  display: grid;
  gap: 2px;
  color: var(--cat-ink);
  font-weight: 900;
  text-decoration: none;
}

.mc-brand span {
  color: var(--cat-accent);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.mc-brand strong {
  font-size: 1.3rem;
}

.mc-nav {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  color: var(--cat-muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.mc-nav a {
  color: inherit;
  text-decoration: none;
}

.mc-hero,
.mc-main,
.mc-footer {
  max-width: 1040px;
  margin: 0 auto;
  padding-left: 18px;
  padding-right: 18px;
}

.mc-hero {
  padding-top: 54px;
  padding-bottom: 38px;
}

.mc-kicker {
  margin: 0 0 10px;
  color: var(--cat-accent);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.mc-hero h1,
.mc-post h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.18;
}

.mc-hero p,
.mc-post-lead {
  max-width: 760px;
  color: var(--cat-muted);
  font-size: 1rem;
  line-height: 1.9;
}

.mc-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  padding-bottom: 56px;
}

.mc-card {
  min-height: 230px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 1px solid var(--cat-line);
  border-radius: 14px;
  padding: 20px;
  background: var(--cat-paper);
  color: inherit;
  text-decoration: none;
  box-shadow: 0 12px 28px rgba(92, 55, 43, 0.07);
}

.mc-card time {
  color: var(--cat-accent);
  font-size: 0.78rem;
  font-weight: 900;
}

.mc-card h2 {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.45;
}

.mc-card p {
  margin: 0;
  color: var(--cat-muted);
  line-height: 1.75;
}

.mc-card b {
  margin-top: auto;
  color: #a94765;
}

.mc-post-wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 36px 18px 64px;
}

.mc-post {
  border: 1px solid var(--cat-line);
  border-radius: 16px;
  padding: clamp(24px, 5vw, 46px);
  background: var(--cat-paper);
  box-shadow: 0 18px 40px rgba(92, 55, 43, 0.08);
}

.mc-post-meta {
  margin: 0 0 18px;
  color: var(--cat-accent);
  font-size: 0.84rem;
  font-weight: 900;
}

.mc-content {
  color: var(--cat-ink);
  font-size: 1rem;
  line-height: 1.95;
}

.mc-content p {
  margin: 0 0 1.35em;
}

.mc-content h2,
.mc-content h3 {
  margin: 2.2em 0 0.75em;
  line-height: 1.45;
}

.mc-content h2 {
  border-left: 6px solid var(--cat-accent);
  padding-left: 12px;
  font-size: 1.45rem;
}

.mc-content h3 {
  border-bottom: 1px solid var(--cat-line);
  padding-bottom: 8px;
  font-size: 1.25rem;
}

.mc-content hr {
  margin: 2.2em 0;
  border: 0;
  border-top: 1px solid var(--cat-line);
}

.mc-content img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
}

.mc-back {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 26px;
  border-radius: 999px;
  padding: 0 16px;
  background: var(--cat-soft);
  color: #9d3f5e;
  font-weight: 900;
  text-decoration: none;
}

.mc-footer {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid var(--cat-line);
  padding-top: 28px;
  padding-bottom: 40px;
  color: var(--cat-muted);
}

.mc-footer a {
  color: inherit;
  font-weight: 700;
  text-decoration: none;
}

@media (max-width: 820px) {
  .mc-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .mc-header-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .mc-list {
    grid-template-columns: 1fr;
  }
}