:root {
  --blue: #0b6bcb;
  --blue-dark: #084e95;
  --accent: #20beff;     /* Kaggle ブルー */
  --gold: #f0a500;
  --bg: #f4f7fb;
  --surface: #ffffff;
  --text: #16202c;
  --text-sub: #5b6b7b;
  --border: #e1e8f0;
  --chip: #eef4fb;
  --shadow: 0 1px 3px rgba(11, 78, 149, 0.10);
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e151d; --surface: #161f29; --text: #e7eef6; --text-sub: #97a6b6;
    --border: #25313d; --chip: #1d2935; --shadow: none;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
  line-height: 1.6; -webkit-text-size-adjust: 100%;
}

/* ---- topbar ---- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; padding-top: max(12px, env(safe-area-inset-top));
  background: linear-gradient(135deg, var(--blue), var(--accent)); color: #fff;
  box-shadow: 0 2px 8px rgba(8, 78, 149, 0.18);
}
.brand h1 { margin: 0; font-size: 18px; font-weight: 800; letter-spacing: .02em; }
.topsub { font-size: 12px; opacity: .9; }
.icon-btn {
  border: none; background: rgba(255,255,255,.18); color: #fff;
  width: 34px; height: 34px; border-radius: 10px; font-size: 22px; cursor: pointer;
}
.icon-btn:hover { background: rgba(255,255,255,.30); }

.app { max-width: 980px; margin: 0 auto; padding: 18px 14px 48px; }
.foot { max-width: 980px; margin: 0 auto; padding: 8px 16px 28px; color: var(--text-sub); font-size: 11px; }

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px;
}
.muted { color: var(--text-sub); font-size: 13px; }

/* ---- ファネル（フォーム） ---- */
.funnel { display: grid; gap: 14px; }
.lead { margin: 2px 0 4px; }
.lead h2 { margin: 0 0 4px; font-size: 20px; }
.field label { display: block; font-weight: 700; font-size: 14px; margin-bottom: 6px; }
.field .req { color: #e0413a; font-size: 12px; margin-left: 6px; }
.field .req-q { color: #e0413a; font-weight: 800; }
.field .opt { color: var(--text-sub); font-size: 12px; margin-left: 6px; font-weight: 500; }
textarea, select {
  width: 100%; padding: 11px 12px; font: inherit; color: var(--text);
  background: var(--surface); border: 1.5px solid var(--border); border-radius: 10px;
}
textarea { min-height: 92px; resize: vertical; }
textarea:focus, select:focus { outline: none; border-color: var(--blue); }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .row2 { grid-template-columns: 1fr; } }
.btn {
  appearance: none; border: none; cursor: pointer; font: inherit; font-weight: 800;
  color: #fff; background: var(--blue); padding: 13px 18px; border-radius: 12px;
}
.btn:hover { background: var(--blue-dark); }
.btn[disabled] { opacity: .5; cursor: default; }
.btn.full { width: 100%; }

/* ---- 結果 ---- */
.banner {
  background: var(--chip); border: 1px solid var(--border); border-radius: 12px;
  padding: 12px 14px; font-size: 13px; margin-bottom: 16px;
}
.banner b { color: var(--blue); }
.note-infer { color: var(--text-sub); font-size: 12px; margin-top: 4px; }

.sec-title { margin: 22px 0 10px; font-size: 16px; display: flex; align-items: baseline; gap: 8px; }
.sec-title .sub { font-size: 12px; color: var(--text-sub); font-weight: 500; }

.grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
}
.comp { display: flex; flex-direction: column; gap: 10px; }
.comp h3 { margin: 0; font-size: 15.5px; line-height: 1.4; }
.comp .sub { font-size: 12.5px; color: var(--text-sub); }
.prob { font-size: 13px; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  background: var(--chip); border: 1px solid var(--border); color: var(--text-sub);
  font-size: 11.5px; padding: 2px 9px; border-radius: 999px; font-weight: 600;
}
.chip.dt { color: var(--blue); }

/* ★ 3本（役割で色分け） */
.stars { display: flex; flex-wrap: wrap; gap: 12px; font-size: 12px; }
.star-grp { display: flex; align-items: center; gap: 4px; }
.star-grp .lbl { color: var(--text-sub); }
.star { letter-spacing: 1px; }
.star.ind { color: var(--accent); }   /* 相性=あなた依存（相対） */
.star.mih { color: var(--gold); }      /* 手本（絶対） */
.star.fre { color: #2bb673; }          /* 鮮度（絶対） */
.star .off { color: var(--border); }

.reasons { list-style: none; margin: 0; padding: 0; display: grid; gap: 3px; }
.reasons li { font-size: 12px; color: var(--text-sub); padding-left: 16px; position: relative; }
.reasons li::before { content: "✓"; position: absolute; left: 0; color: #2bb673; font-weight: 700; }

.comp .go {
  margin-top: auto; align-self: flex-start; text-decoration: none; font-weight: 700; font-size: 13px;
  color: var(--blue); border: 1.5px solid var(--blue); border-radius: 10px; padding: 7px 12px;
}
.comp .go:hover { background: var(--blue); color: #fff; }

.empty { color: var(--text-sub); font-size: 13px; padding: 8px 0; }
.legend { font-size: 11.5px; color: var(--text-sub); margin: 6px 0 0; }
.legend b { color: var(--text); }
.spin { text-align: center; color: var(--text-sub); padding: 40px 0; }