:root {
  --bg: #1f1522;
  --card: #2a1e2e;
  --ink: #f2e9ee;
  --muted: #b5a3ae;
  --line: #3d2c40;
  --brand: #16101a;
  --accent: #ff6b8b;
  --accent-ink: #1a0d10;
  --danger: #ef5a4d;
  --warn-bg: #3a1f22;
  --warn-ink: #ffb4bd;
  --radius: 14px;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Zen Maru Gothic", system-ui, -apple-system, "Hiragino Sans", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

/* ---- header ---- */
.app-header {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  gap: 8px; flex-wrap: wrap;
  padding: 10px 16px;
  background: var(--brand); color: #fff;
  box-shadow: var(--shadow);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; }
.brand-icon { font-size: 1.3rem; }
.brand-name { font-size: 1.05rem; }
.header-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

/* ---- buttons ---- */
.btn {
  font-family: inherit; font-size: .95rem; font-weight: 500;
  border: none; border-radius: 999px; padding: 8px 16px;
  cursor: pointer; display: inline-flex; align-items: center; gap: 4px;
  transition: filter .15s, background .15s;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { filter: brightness(1.1); }
.btn-ghost { background: rgba(255,255,255,.1); color: var(--ink); }
.btn-ghost:hover { filter: brightness(1.25); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-block { width: 100%; justify-content: center; padding: 12px; font-size: 1rem; }
.btn-sm { padding: 5px 12px; font-size: .85rem; }
.btn:disabled { opacity: .6; cursor: default; }

/* ---- views ---- */
.main { max-width: 640px; margin: 0 auto; padding: 16px; }
.view { display: none; }
.view.active { display: block; }

/* ---- login ---- */
.login-card {
  max-width: 380px; margin: 8vh auto 0; background: var(--card);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 32px 24px; text-align: center;
}
.login-icon { font-size: 2.6rem; }
.login-title { margin: 8px 0 2px; }
.login-sub { color: var(--muted); font-size: .9rem; margin-bottom: 20px; }
.login-form { display: flex; flex-direction: column; gap: 12px; text-align: left; }
.login-form label { font-size: .85rem; color: var(--muted); display: flex; flex-direction: column; gap: 4px; }
.login-form input {
  font-family: inherit; font-size: 1rem; padding: 10px 12px;
  border-radius: 10px; border: 1px solid var(--line); background: var(--bg); color: var(--ink);
}

/* ---- stop panel (踏みとどまる) ---- */
.stop-panel {
  text-align: center;
  background: var(--warn-bg);
  border: 1px solid var(--danger);
  border-radius: var(--radius);
  padding: 20px 16px;
  margin-bottom: 20px;
}
.btn-stop {
  font-family: inherit; font-size: 1.15rem; font-weight: 700;
  border: none; border-radius: 999px; padding: 16px 24px;
  background: var(--danger); color: #fff; cursor: pointer;
  width: 100%; box-shadow: var(--shadow);
}
.btn-stop:hover { filter: brightness(1.1); }
.stop-hint { color: var(--muted); font-size: .82rem; margin: 10px 0 0; }

.section-title { font-size: 1rem; color: var(--muted); margin: 0 0 10px; }

/* ---- record list ---- */
.record-list { display: flex; flex-direction: column; gap: 10px; }
.record-card {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 14px 16px; display: flex; align-items: flex-start; justify-content: space-between; gap: 10px;
}
.record-main { flex: 1; min-width: 0; }
.record-name { font-weight: 700; }
.record-meta { color: var(--muted); font-size: .82rem; margin-top: 2px; }
.record-warning { color: var(--warn-ink); font-size: .85rem; margin-top: 8px; }
.empty { color: var(--muted); text-align: center; padding: 30px 0; }

/* ---- calendar ---- */
.calendar-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.cal-title { margin: 0; font-size: 1.05rem; font-weight: 700; color: var(--ink); }
.calendar-weekdays {
  display: grid; grid-template-columns: repeat(7, 1fr); text-align: center;
  color: var(--muted); font-size: .78rem; margin-bottom: 4px;
}
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; margin-bottom: 18px; }
.cal-day {
  aspect-ratio: 1; border-radius: 10px; background: var(--card); border: 1px solid var(--line);
  display: flex; flex-direction: column; align-items: center; justify-content: flex-start;
  padding: 4px 2px; font-size: .8rem; color: var(--ink); cursor: pointer; position: relative;
}
.cal-day.other-month { opacity: .35; }
.cal-day.today { border-color: var(--accent); }
.cal-day.selected { background: var(--accent); color: var(--accent-ink); }
.cal-day .cal-day-num { font-weight: 600; }
.cal-day .cal-day-dots { display: flex; gap: 2px; margin-top: 3px; flex-wrap: wrap; justify-content: center; }
.cal-day .cal-day-dots span { width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }
.cal-day.selected .cal-day-dots span { background: var(--accent-ink); }
.cal-day-title { margin-top: 6px; }

/* ---- form ---- */
.record-form { display: flex; flex-direction: column; gap: 16px; }
.form-title { margin: 0; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field-label { font-size: .85rem; color: var(--muted); }
.req { color: var(--danger); font-size: .75rem; }
.field input[type="text"], .field textarea {
  font-family: inherit; font-size: 1rem; padding: 10px 12px;
  border-radius: 10px; border: 1px solid var(--line); background: var(--card); color: var(--ink);
}
.field-hint { color: var(--muted); font-size: .8rem; }
.field-hint-pending { color: var(--muted); }
.field-hint-ok { color: #4caf50; font-weight: 600; }
.field-hint-err { color: var(--danger); font-weight: 600; }

.amount-input { display: flex; flex-wrap: wrap; gap: 8px; }
.amount-input span {
  padding: 8px 14px; border-radius: 999px; background: var(--card); border: 1px solid var(--line);
  cursor: pointer; font-size: .9rem;
}
.amount-input span.selected { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

.fetch-row { display: flex; gap: 8px; flex-wrap: wrap; }

.warning-preview {
  background: var(--warn-bg); color: var(--warn-ink); border-radius: 10px;
  padding: 12px 14px; font-size: .9rem;
}

.form-actions { display: flex; align-items: center; gap: 8px; }
.spacer { flex: 1; }

/* ---- modal ---- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.6);
  display: flex; align-items: center; justify-content: center; z-index: 50; padding: 16px;
}
.modal-card {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 20px; max-width: 420px; width: 100%;
}
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.modal-title { margin: 0; font-size: 1.1rem; }
.modal-close { background: none; border: none; color: var(--muted); font-size: 1.1rem; cursor: pointer; }
.modal-hint { color: var(--muted); font-size: .85rem; }
#settings-key-input {
  width: 100%; font-family: inherit; font-size: .95rem; padding: 10px 12px;
  border-radius: 10px; border: 1px solid var(--line); background: var(--bg); color: var(--ink);
}
.paste-btn-row { display: flex; justify-content: flex-end; }

.warning-modal-card { text-align: center; }
.warning-modal-name { font-weight: 700; color: var(--muted); margin-bottom: 6px; }
.warning-modal-text {
  font-size: 1.05rem; color: var(--warn-ink); background: var(--warn-bg);
  border-radius: 10px; padding: 16px; margin-bottom: 16px;
}

/* ---- banner ---- */
.banner {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%) translateY(20px);
  background: var(--card); color: var(--ink); border: 1px solid var(--line);
  border-radius: 10px; padding: 10px 16px; box-shadow: var(--shadow);
  opacity: 0; transition: opacity .2s, transform .2s; z-index: 60; max-width: 90vw;
}
.banner.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.banner-error { border-color: var(--danger); color: #ffb4bd; }