/* じぶんの店 共通の見た目 */
:root {
  --kon: #1f3a5f;       /* のれんの紺 */
  --kon-dark: #152a46;
  --paper: #f6f1e7;     /* 生成りの紙 */
  --card: #fffdf8;
  --ink: #3a2f25;
  --muted: #7a6a58;
  --line: #e2d8c6;
  --shu: #b5482f;       /* 朱色(差し色) */
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  color: var(--ink);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", serif;
  line-height: 1.8;
}
a { color: var(--kon); }

/* のれん */
header { display: flex; flex-direction: column; align-items: center; }
.noren {
  display: flex;
  background: var(--kon);
  border-radius: 0 0 14px 14px;
  box-shadow: 0 6px 14px rgba(0,0,0,.15);
  text-decoration: none;
}
.noren span {
  color: #fff;
  font-size: 2rem;
  padding: 1.2rem .55rem 1.4rem;
  border-left: 1px solid rgba(255,255,255,.18);
}
.noren span:first-child { border-left: none; padding-left: 1.6rem; }
.noren span:last-child { padding-right: 1.6rem; }

nav ul {
  list-style: none;
  display: flex;
  gap: .4rem;
  padding: 0;
  margin: 1.4rem 0 0;
  flex-wrap: wrap;
  justify-content: center;
}
nav a {
  display: block;
  padding: .3rem 1rem;
  border-radius: 999px;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: .1em;
}
nav a:hover { background: var(--line); }
nav a[aria-current="page"] { background: var(--kon); color: #fff; }

main {
  flex: 1;
  width: 100%;
  max-width: 880px;
  margin: 0 auto;
  padding: 2.5rem 16px 3rem;
}
h1 {
  font-size: 1.6rem;
  letter-spacing: .2em;
  text-align: center;
  margin: 0 0 .4rem;
}
.lead { text-align: center; color: var(--muted); margin: 0 0 2.4rem; }

/* トップのあいさつ */
.greeting {
  text-align: center;
  font-size: 1.15rem;
  letter-spacing: .08em;
  margin: 1rem 0 2.8rem;
}

/* カード */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.2rem;
}
.cards.two { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  transition: transform .15s, box-shadow .15s;
}
a.card:hover { transform: translateY(-3px); box-shadow: 0 8px 18px rgba(31,58,95,.12); }
.card .mark {
  height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.6rem;
  color: #fff;
  background: var(--kon);
}
.card .body { padding: 1rem 1.2rem 1.3rem; flex: 1; display: flex; flex-direction: column; }
.card h2, .card h3 { font-size: 1.15rem; margin: 0 0 .3rem; letter-spacing: .05em; }
.card p { margin: 0; color: var(--muted); font-size: .95rem; }
.card .go { margin-top: auto; padding-top: .8rem; color: var(--kon); font-size: .9rem; }

/* 色違い(画像の代わり) */
.mark.c-kon { background: linear-gradient(135deg, #1f3a5f, #2f5585); }
.mark.c-sora { background: linear-gradient(135deg, #2a2350, #5a3d8a); }
.mark.c-shu { background: linear-gradient(135deg, #b5482f, #d9774f); }
.mark.c-matcha { background: linear-gradient(135deg, #4d6b3c, #7f9a5a); }
.mark.c-kin { background: linear-gradient(135deg, #a07a2a, #cfa64a); }
.mark.c-hai { background: linear-gradient(135deg, #4a4a52, #7a7a86); }

/* 文章の区画 */
.section {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 6px solid var(--kon);
  border-radius: 10px;
  padding: 1.2rem 1.4rem;
  margin-bottom: 1.2rem;
}
.section h2 { font-size: 1.2rem; margin: 0 0 .5rem; letter-spacing: .08em; }
.section p { margin: .3rem 0; }
/* まだ中身を書いていないところ(書いたら class="todo" を外す) */
.todo, .card .todo { color: var(--muted); font-size: .9em; }

footer {
  text-align: center;
  font-size: .85rem;
  color: var(--muted);
  padding: 1.5rem 16px 2rem;
  border-top: 1px solid var(--line);
}
footer a { color: var(--muted); }

@media (max-width: 520px) {
  .noren span { font-size: 1.5rem; padding: 1rem .4rem 1.1rem; }
  .noren span:first-child { padding-left: 1.1rem; }
  .noren span:last-child { padding-right: 1.1rem; }
  main { padding-top: 1.8rem; }
  h1 { font-size: 1.35rem; }
  .greeting { font-size: 1.02rem; }
}