:root {
  --bg: #fff7fc;
  --text: #3a2547;
  --primary: #7a3cff;
  --card: #fff;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Noto Sans JP", "Hiragino Sans", sans-serif;
  line-height: 1.7;
  color: var(--text);
  background: linear-gradient(160deg, #ffeef8 0%, #eef4ff 100%);
  font-size: 17px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: #fff;
  border-bottom: 1px solid #ecd8ff;
  padding: .8rem 1rem;
}
.header-brand { display: flex; gap: .8rem; align-items: center; }
.header-logo { width: 90px; height: auto; }
.header-brand h1 { margin: 0; font-size: 1.2rem; }
.header-brand p { margin: 0; font-size: .86rem; color: #72588a; }
.header-user { display: flex; align-items: center; gap: .6rem; margin-top: .6rem; }
.avatar { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; border: 2px solid #ffd5ef; }
.logout-link { color: #9c1169; margin-left: auto; }

.header-nav { display: flex; gap: .4rem; flex-wrap: wrap; margin-top: .8rem; }
.nav-link {
  text-decoration: none;
  padding: .35rem .7rem;
  border-radius: 999px;
  background: #f3e9ff;
  color: #5a2f8c;
  font-size: .88rem;
}
.nav-link-admin { background: #e8f3ff; color: #125189; }
.nav-link.is-active { background: var(--primary); color: #fff; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: 240px 1fr;
}
.container.single { grid-template-columns: 1fr; max-width: 720px; }
.side-menu {
  background: #fff;
  border: 1px solid #eddcf8;
  border-radius: .8rem;
  padding: .8rem;
  height: fit-content;
}
.side-menu h2 { margin: 0 0 .5rem; font-size: 1rem; }
.side-menu ul { margin: 0; padding-left: 1rem; }
.side-menu a { color: #66229d; text-decoration: none; }
.menu-label { margin-top: .5rem; font-weight: 700; }

.card {
  background: var(--card);
  border: 1px solid #eddcf8;
  border-radius: .9rem;
  padding: 1rem;
  margin-bottom: 1rem;
  box-shadow: 0 6px 20px #8e63b51a;
}
.cute-card { border-color: #f5c8eb; }
.dashboard-hero {
  color: #fff;
  background: linear-gradient(120deg, #7a3cff 0%, #ff6db5 100%);
  background-size: cover;
  background-position: center;
}
.chip {
  display: inline-block;
  background: #ffffff33;
  border: 1px solid #ffffff88;
  border-radius: 999px;
  padding: .12rem .55rem;
}
.cute-grid { display: grid; gap: .9rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

label { display: block; margin-top: .75rem; }
input, button, select, textarea {
  width: 100%;
  font-size: .95rem;
  padding: .6rem;
  margin-top: .25rem;
  border: 1px solid #d8c0ec;
  border-radius: .5rem;
  background: #fff;
}
button {
  margin-top: 1rem;
  background: var(--primary);
  color: #fff;
  border: none;
  cursor: pointer;
}
button.small { width: auto; padding: .3rem .6rem; margin-top: 0; margin-left: .4rem; font-size: .8rem; }
.error { color: #b00020; font-weight: bold; }
.flash { background:#e6fff2; color:#0f7a44; border:1px solid #a5e7c3; padding:.6rem .8rem; border-radius:.6rem; }
.muted { color: #72588a; }
.section-lead { margin-top: 0; }
.stack { display: grid; gap: .35rem; }
.grid-2 { display: grid; gap: .5rem; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); align-items: end; }
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.inline-control { display: inline-flex; align-items: center; gap: .5rem; margin: 0; }
.inline-control select { width: auto; margin-top: 0; }

.post-list { padding-left: 1.2rem; }
.cute-post-list li { background: #fff0f9; border: 1px solid #f7ceea; border-radius: .7rem; padding: .6rem; margin-bottom: .6rem; list-style: none; }
.post-list p { margin: .2rem 0 0; }
.tab-buttons { display: flex; gap: .5rem; margin-bottom: .75rem; }
.tab-button { width: auto; margin-top: 0; background: #f8ddf0; color: #8a2c7f; }
.tab-button.is-active { background: var(--primary); color: #fff; }
.tab-panel { display: none; }
.tab-panel.is-active { display: block; }
.plain-list { padding-left: 1.2rem; margin: 0; }
.simple-table { width: 100%; border-collapse: collapse; }
.simple-table th, .simple-table td { border: 1px solid #e7d0f4; padding: .5rem; text-align: left; }

@media (max-width: 900px) {
  .container { grid-template-columns: 1fr; }
}