:root {
  --bg: #0b1020;
  --bg2: #121a33;
  --card: #161f3d;
  --card-line: #243056;
  --txt: #e8edff;
  --muted: #8c97c2;
  --long: #1ec97b;
  --short: #ff5470;
  --wait: #6b78a8;
  --accent: #4d7cff;
  --shadow: 0 6px 20px rgba(0, 0, 0, .35);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

/* hidden属性をclass指定のdisplayより優先させる */
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: "Hiragino Sans", "Yu Gothic UI", system-ui, sans-serif;
  background: radial-gradient(1200px 600px at 50% -10%, #1a2548 0%, var(--bg) 60%);
  color: var(--txt);
  padding: 0 14px env(safe-area-inset-bottom);
  -webkit-font-smoothing: antialiased;
}

.top {
  text-align: center;
  padding: 22px 0 8px;
}
.top h1 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: .5px;
  background: linear-gradient(90deg, #7aa0ff, #b78bff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.top .sub { margin: 6px 0 0; color: var(--muted); font-size: .78rem; }
.status {
  margin-top: 8px;
  font-size: .72rem;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 14px;
  max-width: 520px;
  margin: 12px auto 0;
}

/* ===== カード ===== */
.card {
  background: linear-gradient(180deg, var(--card), var(--bg2));
  border: 1px solid var(--card-line);
  border-radius: 18px;
  padding: 16px;
  box-shadow: var(--shadow);
  transition: border-color .3s, box-shadow .3s;
}
.card.active.long { border-color: rgba(30, 201, 123, .55); box-shadow: 0 6px 24px rgba(30, 201, 123, .18); }
.card.active.short { border-color: rgba(255, 84, 112, .55); box-shadow: 0 6px 24px rgba(255, 84, 112, .18); }

.card-head { display: flex; justify-content: space-between; align-items: center; }
.coin { display: flex; align-items: center; gap: 11px; }
.icon {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  font-size: 1.2rem; font-weight: 700;
  background: #0e1530; border: 1px solid var(--card-line);
  border-radius: 12px; color: #9fb4ff;
}
.coin-name { font-weight: 700; font-size: 1rem; }
.coin-sym { font-size: .68rem; color: var(--muted); }

.price-box { text-align: right; }
.price { font-size: 1.05rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.change { font-size: .74rem; font-weight: 600; }
.change.up { color: var(--long); }
.change.down { color: var(--short); }

/* ===== 判定 ===== */
.verdict { margin-top: 14px; }
.verdict-main { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.badge {
  font-size: .82rem; font-weight: 700;
  padding: 6px 12px; border-radius: 999px;
  background: #1c264a; color: var(--muted);
  border: 1px solid var(--card-line);
}
.badge.enter-long { background: rgba(30, 201, 123, .15); color: var(--long); border-color: rgba(30, 201, 123, .5); }
.badge.enter-short { background: rgba(255, 84, 112, .15); color: var(--short); border-color: rgba(255, 84, 112, .5); }
.badge.wait { background: #1c264a; color: var(--wait); }
.dir { font-weight: 700; font-size: .92rem; }
.dir.long { color: var(--long); }
.dir.short { color: var(--short); }
.regime {
  margin-left: auto;
  font-size: .68rem;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--card-line);
  color: var(--muted);
}
.regime.trend { color: #ffd166; border-color: rgba(255, 209, 102, .35); }
.regime.range { color: #8fb3ff; border-color: rgba(143, 179, 255, .35); }

.conf { margin-top: 12px; display: flex; align-items: center; gap: 10px; }
.conf-bar { flex: 1; height: 8px; background: #0e1530; border-radius: 999px; overflow: hidden; }
.conf-fill { height: 100%; width: 0; border-radius: 999px; transition: width .5s ease; background: var(--wait); }
.conf-fill.long { background: linear-gradient(90deg, #16a86a, var(--long)); }
.conf-fill.short { background: linear-gradient(90deg, #d83a57, var(--short)); }
.conf-fill.neutral { background: var(--wait); }
.conf-label { font-size: .74rem; color: var(--muted); font-variant-numeric: tabular-nums; min-width: 78px; text-align: right; }

/* ===== 中期サポレジ ===== */
.sr {
  margin-top: 12px;
  display: flex;
  gap: 8px;
}
.sr-item {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .74rem;
  padding: 7px 10px;
  border-radius: 9px;
  background: #0e1530;
  border: 1px solid var(--card-line);
  color: var(--muted);
}
.sr-item b { font-variant-numeric: tabular-nums; }
.sr-item.res b { color: #ff9db0; }
.sr-item.sup b { color: #7fe0b0; }

/* ===== TP/SL ===== */
.levels {
  margin-top: 14px;
  display: grid;
  gap: 8px;
  padding: 12px;
  background: #0e1530;
  border-radius: 12px;
  border: 1px solid var(--card-line);
}
.lv { display: flex; justify-content: space-between; align-items: center; font-size: .86rem; }
.lv span { color: var(--muted); }
.lv span i { font-style: normal; font-size: .72rem; color: #7fe0b0; }
.lv b { font-variant-numeric: tabular-nums; }
.lv-tp b { color: var(--long); }
.lv-sl b { color: var(--short); }
.lv-rr { text-align: right; font-size: .72rem; color: var(--muted); margin-top: 2px; }

/* ===== 指標内訳 ===== */
.toggle {
  margin-top: 12px;
  width: 100%;
  background: transparent;
  border: 1px solid var(--card-line);
  color: var(--muted);
  border-radius: 10px;
  padding: 8px;
  font-size: .78rem;
  cursor: pointer;
}
.toggle:active { background: #0e1530; }
.signals { margin-top: 10px; display: grid; gap: 1px; background: var(--card-line); border-radius: 10px; overflow: hidden; }
.sig-row {
  display: grid;
  grid-template-columns: 1fr auto 14px;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  background: var(--card);
  font-size: .8rem;
}
.sig-label { color: var(--muted); }
.sig-detail { font-variant-numeric: tabular-nums; color: var(--txt); }
.sig-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--wait); }
.sig-row.bull .sig-dot { background: var(--long); }
.sig-row.bear .sig-dot { background: var(--short); }

/* ===== 免責 ===== */
.disclaimer {
  max-width: 520px;
  margin: 22px auto 30px;
  padding: 16px;
  background: rgba(255, 84, 112, .06);
  border: 1px solid rgba(255, 84, 112, .25);
  border-radius: 14px;
  font-size: .74rem;
  line-height: 1.7;
  color: #cdd5f5;
}
.disclaimer h2 { margin: 0 0 8px; font-size: .86rem; color: #ff8aa0; }
.disclaimer .src { margin-top: 10px; color: var(--muted); font-size: .68rem; }

@media (min-width: 540px) {
  .grid { grid-template-columns: 1fr 1fr; max-width: 760px; }
  .disclaimer { max-width: 760px; }
}

/* ===== バックテスト ボタン ===== */
.bt-open-btn {
  margin-top: 12px;
  background: linear-gradient(135deg, #1e2d5a, #243260);
  border: 1px solid #3a4d8a;
  color: #a0b4ff;
  border-radius: 999px;
  padding: 8px 20px;
  font-size: .82rem;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: .3px;
}
.bt-open-btn:active { background: #1a254e; }

/* ===== バックテスト オーバーレイ ===== */
.bt-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 9, 22, .92);
  z-index: 100;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.bt-overlay-inner {
  width: 100%;
  max-width: 620px;
  min-height: 100dvh;
  background: var(--bg);
  padding: 0 0 env(safe-area-inset-bottom);
}
.bt-overlay-head {
  position: sticky;
  top: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  background: #0d1429;
  border-bottom: 1px solid var(--card-line);
  font-weight: 700;
  font-size: .92rem;
  z-index: 1;
}
.bt-close {
  background: none;
  border: 1px solid var(--card-line);
  color: var(--muted);
  width: 32px; height: 32px;
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  display: grid;
  place-items: center;
}

/* ===== タブ ===== */
.bt-tabs {
  display: flex;
  gap: 8px;
  padding: 12px 16px 0;
}
.bt-tab {
  flex: 1;
  background: #0e1530;
  border: 1px solid var(--card-line);
  color: var(--muted);
  border-radius: 8px;
  padding: 7px 0;
  font-size: .82rem;
  font-weight: 700;
  cursor: pointer;
}
.bt-tab.active {
  background: #1e2d5a;
  border-color: #4d6fcc;
  color: #a0b4ff;
}

/* ===== 結果コンテナ ===== */
.bt-body { padding: 14px 16px 24px; }
.bt-status { color: var(--muted); font-size: .84rem; padding: 20px 0; text-align: center; }
.bt-empty { color: var(--muted); font-size: .82rem; text-align: center; padding: 20px 0; }
.bt-coin-head {
  font-size: 1rem;
  font-weight: 700;
  color: var(--txt);
  margin-bottom: 12px;
}

/* ===== サマリーラベル ===== */
.bt-summary-label {
  font-size: .72rem;
  color: var(--muted);
  margin-bottom: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* ===== サマリー ===== */
.bt-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}
.bt-stat {
  background: #0e1530;
  border: 1px solid var(--card-line);
  border-radius: 12px;
  padding: 10px 6px;
  text-align: center;
}
.bt-val {
  font-size: 1.1rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--txt);
  line-height: 1.2;
}
.bt-val.pos { color: var(--long); }
.bt-val.neg { color: var(--short); }
.bt-unit { font-size: .65rem; font-weight: 400; color: var(--muted); margin-left: 1px; }
.bt-key { font-size: .65rem; color: var(--muted); margin-top: 4px; line-height: 1.3; }

/* ===== レジーム別 ===== */
.bt-regime {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  font-size: .74rem;
  color: var(--muted);
  margin-bottom: 14px;
}
.bt-regime b       { color: var(--txt); }
.bt-regime b.pos   { color: var(--long); }
.bt-regime b.neg   { color: var(--short); }

/* ===== ウィンドウ別グリッド ===== */
.bt-window-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 4px;
}
.bt-wchip {
  background: #0e1530;
  border: 1px solid var(--card-line);
  border-radius: 10px;
  padding: 8px 6px;
  text-align: center;
  font-size: .7rem;
}
.bt-wchip.err { opacity: .5; }
.wc-label { color: var(--muted); font-size: .65rem; margin-bottom: 3px; }
.wc-wr    { font-size: 1rem; font-weight: 800; color: var(--txt); }
.wc-wr.pos { color: var(--long); }
.wc-wr.neg { color: var(--short); }
.wc-stat  { color: var(--muted); font-size: .62rem; margin: 2px 0; line-height: 1.3; }
.wc-exp   { font-size: .65rem; color: var(--muted); }
.wc-exp.pos { color: var(--long); }
.wc-exp.neg { color: var(--short); }

/* ===== テーブル共通 ===== */
.bt-section-head {
  font-size: .78rem;
  font-weight: 700;
  color: #a0b4ff;
  margin: 14px 0 6px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.bt-hint { font-size: .68rem; font-weight: 400; color: var(--muted); }

.bt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .76rem;
}
.bt-table th {
  text-align: left;
  color: var(--muted);
  font-weight: 600;
  padding: 5px 6px;
  border-bottom: 1px solid var(--card-line);
}
.bt-table td {
  padding: 7px 6px;
  border-bottom: 1px solid #1a233d;
  font-variant-numeric: tabular-nums;
  vertical-align: middle;
}
.ind-label { color: var(--txt); }
.stars { font-size: .9rem; }
.stars.pos { color: var(--long); }
.stars.neg { color: var(--short); }

/* ===== トレードログ ===== */
.tl td { font-size: .72rem; }
.tl-time { color: var(--muted); font-size: .68rem; }
.tl-win  { color: var(--muted); font-size: .65rem; }
.tl-dir { font-weight: 700; }
.tl-dir.long { color: var(--long); }
.tl-dir.short { color: var(--short); }
.tl-out { font-weight: 700; }
.bt-table tr.win .tl-out { color: var(--long); }
.bt-table tr.loss .tl-out { color: var(--short); }
.bt-table tr.timeout .tl-out { color: var(--muted); }

.bt-note {
  margin-top: 16px;
  font-size: .68rem;
  color: var(--muted);
  line-height: 1.6;
  padding: 10px;
  background: #0d1429;
  border-radius: 8px;
}