/* AIらぼ会員サイト 共通スタイル（かわいい研究所トーン） */
:root {
  --bg: #FFFDFB;
  --ink: #4a4a4a;
  --ink-light: #9a938e;
  --pink: #F7D6DE;
  --pink-deep: #E58BA4;
  --mint: #CDEBE2;
  --mint-deep: #4FA08B;
  --cream: #FBF3E6;
  --cream-deep: #B48A4A;
  --card: #ffffff;
  --shadow: 0 4px 16px rgba(180, 150, 140, 0.12);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "Hiragino Maru Gothic ProN", "Hiragino Sans", "BIZ UDGothic", sans-serif;
  background: var(--bg); color: var(--ink); font-size: 15px; line-height: 1.7;
  padding-bottom: 90px;
}
.wrap { max-width: 560px; margin: 0 auto; padding: 16px; }

/* ヘッダー */
.top { display: flex; align-items: center; gap: 10px; padding: 4px 0 14px; }
.top .logo { font-weight: 800; font-size: 17px; text-decoration: none; color: var(--ink); }
.top .spacer { flex: 1; }
.rankchip { background: var(--mint); color: var(--mint-deep); font-size: 11px; font-weight: 700; border-radius: 999px; padding: 5px 10px; white-space: nowrap; }
.avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--pink); object-fit: cover; }

/* カード・ボタン */
.card { background: var(--card); border-radius: 18px; padding: 16px; box-shadow: var(--shadow); margin-bottom: 12px; }
.card.hero { background: linear-gradient(135deg, #FDEEF2, #FFF8F0); border: 2px solid var(--pink); border-radius: 22px; }
.btn {
  display: inline-block; background: var(--pink-deep); color: #fff; border: none; cursor: pointer;
  font: inherit; font-size: 14px; font-weight: 700; border-radius: 999px; padding: 10px 24px; text-decoration: none;
}
.btn.mint { background: var(--mint-deep); }
.btn.ghost { background: transparent; color: var(--pink-deep); border: 2px solid var(--pink); }
.sec { display: flex; align-items: center; gap: 6px; margin: 20px 0 10px; }
.sec h2 { font-size: 15px; }
.sec .more { margin-left: auto; font-size: 12px; color: var(--mint-deep); text-decoration: none; font-weight: 700; }

/* チップ */
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.chip {
  background: var(--cream); color: var(--cream-deep); border-radius: 999px; border: none; cursor: pointer;
  font: inherit; font-size: 12px; font-weight: 700; padding: 6px 13px;
}
.chip.on { background: var(--pink-deep); color: #fff; }
.chip.mint { background: var(--mint); color: var(--mint-deep); }
.tag { display: inline-block; background: var(--cream); color: var(--cream-deep); border-radius: 999px; font-size: 10px; font-weight: 700; padding: 2px 8px; margin-right: 4px; }

/* 一覧アイテム */
.item { display: flex; gap: 12px; align-items: flex-start; text-decoration: none; color: inherit; }
.item .emoji { width: 46px; height: 46px; border-radius: 14px; background: var(--mint); display: grid; place-items: center; font-size: 22px; flex-shrink: 0; }
.item .t { font-size: 14px; font-weight: 700; line-height: 1.5; }
.item .m { font-size: 11px; color: var(--ink-light); margin-top: 4px; }

/* 入力 */
input, select, textarea {
  font: inherit; width: 100%; padding: 10px 14px; border: 2px solid #F1E8E2;
  border-radius: 14px; background: #fff; color: var(--ink); margin-bottom: 10px;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--pink); }
label { font-size: 12px; font-weight: 700; color: var(--ink-light); display: block; margin-bottom: 4px; }

/* 下部ナビ */
.nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 10;
  background: #fffffff2; backdrop-filter: blur(8px); border-top: 1px solid #F1E8E2;
  display: flex; padding: 8px 8px 20px; max-width: 100%;
}
.nav a { flex: 1; text-align: center; text-decoration: none; color: var(--ink-light); font-size: 10px; font-weight: 700; }
.nav a .i { font-size: 21px; display: block; margin-bottom: 2px; }
.nav a.on { color: var(--pink-deep); }

.empty { color: var(--ink-light); text-align: center; padding: 30px 0; font-size: 13px; }
.videobox { position: relative; padding-top: 56.25%; border-radius: 14px; overflow: hidden; background: #000; margin-bottom: 12px; }
.videobox iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }