/* STARS LIFF UI スタイル（モバイル前提・LINE内WebView想定） */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green: #16a34a;
  --yellow: #d97706;
  --red: #dc2626;
  --ink: #1f2937;
  --sub: #6b7280;
  --line: #e5e7eb;
  --bg: #f9fafb;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP",
               "Microsoft JhengHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.screen { min-height: 100dvh; display: flex; flex-direction: column; }
/* display:flex が hidden属性のUAスタイルを上書きしないよう再宣言（画面積み重なり防止） */
.screen[hidden] { display: none; }

/* ---------- 画面1: 言語選択 ---------- */
.lang-hero { text-align: center; padding: 18vh 24px 32px; }
.lang-hero .logo { font-size: 56px; }
.lang-hero h1 { font-size: 28px; letter-spacing: .2em; margin-top: 8px; }
.lang-sub { color: var(--sub); margin-top: 12px; line-height: 1.9; font-size: 14px; }
.lang-buttons { display: flex; flex-direction: column; gap: 12px; padding: 0 32px; }
.lang-btn {
  padding: 16px; font-size: 17px; font-weight: 600;
  border: 1.5px solid var(--line); border-radius: 12px; background: #fff;
  cursor: pointer;
}
.lang-btn:active { background: var(--bg); }

/* ---------- 画面2: 薬剤選択 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px; background: #fff; border-bottom: 1px solid var(--line);
}
.topbar h1 { font-size: 17px; }
.topbar-controls { display: flex; gap: 8px; align-items: center; }
#country-toggle {
  font-size: 13px; padding: 6px 8px; border: 1px solid var(--line);
  border-radius: 8px; background: #fff;
}
.ghost-btn {
  border: 1px solid var(--line); background: #fff; border-radius: 8px;
  padding: 6px 10px; font-size: 14px; cursor: pointer;
}
.searchbox { padding: 12px 16px 4px; }
#search {
  width: 100%; padding: 10px 14px; font-size: 15px;
  border: 1px solid var(--line); border-radius: 10px; background: #fff;
}
#drug-list { flex: 1; padding: 8px 16px 96px; }
.type-heading {
  font-size: 13px; color: var(--sub); font-weight: 600;
  margin: 16px 2px 8px;
}
.drug-card {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; margin-bottom: 8px;
  background: #fff; border: 1.5px solid var(--line); border-radius: 12px;
  cursor: pointer;
}
.drug-card.on { border-color: var(--green); background: #f0fdf4; }
.drug-card input { width: 20px; height: 20px; accent-color: var(--green); flex-shrink: 0; }
.drug-name { font-size: 15px; font-weight: 600; }
.drug-ing { font-size: 12px; color: var(--sub); margin-top: 2px; }
.actionbar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 10;
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: #fff; border-top: 1px solid var(--line);
}
.sel-count { font-size: 13px; color: var(--sub); white-space: nowrap; }
.primary-btn {
  flex: 1; padding: 14px; font-size: 16px; font-weight: 700;
  color: #fff; background: var(--green); border: none; border-radius: 12px;
  cursor: pointer;
}
.primary-btn:disabled { background: #d1d5db; }

/* ---------- 画面3: 結果 ---------- */
.result-banner { color: #fff; text-align: center; padding: 36px 16px 28px; }
.banner-level { font-size: 34px; font-weight: 800; letter-spacing: .04em; }
.banner-label { font-size: 15px; margin-top: 6px; opacity: .92; }
.result-body { flex: 1; padding: 16px; }
.result-heading { font-size: 14px; color: var(--sub); margin: 14px 2px 8px; }
.meter-card, .inter-card {
  background: #fff; border-radius: 12px; padding: 14px;
  margin-bottom: 10px; border-left: 5px solid var(--yellow);
}
.meter-card.red, .inter-card.red { border-left-color: var(--red); }
.meter-name { font-weight: 700; font-size: 15px; }
.meter-bar {
  height: 12px; background: var(--line); border-radius: 6px;
  margin-top: 10px; overflow: hidden;
}
.meter-bar.pending {
  background: repeating-linear-gradient(
    -45deg, #f3f4f6 0 8px, #e5e7eb 8px 16px);
}
.meter-fill { height: 100%; background: var(--yellow); border-radius: 6px; }
.meter-fill.over { background: var(--red); }
.meter-label { font-size: 12px; color: var(--sub); margin-top: 6px; }
.inter-head { font-weight: 700; font-size: 14px; line-height: 1.5; }
.finding-text { font-size: 13px; line-height: 1.7; margin-top: 8px; }
.finding-text.pro { color: var(--sub); }
details summary {
  font-size: 12px; color: var(--sub); margin-top: 8px; cursor: pointer;
}
.no-findings { padding: 8px 4px; font-size: 14px; line-height: 1.8; }
.result-actions {
  display: flex; flex-direction: column; gap: 8px; padding: 0 16px 8px;
}
.copy-btn {
  padding: 12px; font-size: 14px; font-weight: 600;
  background: #fff; border: 1.5px solid var(--line); border-radius: 10px;
  cursor: pointer;
}
.result-actions .primary-btn { flex: none; margin-top: 6px; }
.disclaimer {
  font-size: 11px; color: var(--sub); line-height: 1.6;
  padding: 8px 20px calc(20px + env(safe-area-inset-bottom));
}

/* ---------- トースト ---------- */
.toast {
  position: fixed; bottom: 90px; left: 50%; transform: translateX(-50%);
  background: rgba(31, 41, 55, .92); color: #fff;
  padding: 10px 18px; border-radius: 999px; font-size: 13px; z-index: 100;
  white-space: nowrap;
}