/* =============================================
   iframe.css  —  pages/ 内ページ共通スタイル
   ============================================= */
:root {
  --primary        : #4f7df7;
  --primary-hover  : #3b6ef0;
  --bg             : #f0f2f5;
  --card           : #fff;
  --border         : #e5e7eb;
  --text           : #1f2937;
  --muted          : #6b7280;
  --radius         : 10px;

  --overdue-bg     : #fef2f2;
  --overdue-border : #ef4444;
  --overdue-badge  : #ef4444;

  --today-bg       : #fffbeb;
  --today-border   : #f59e0b;
  --today-badge    : #f59e0b;

  --done-bg        : #f9fafb;
  --done-border    : #d1d5db;
  --done-badge-bg  : #d1fae5;
  --done-badge-fg  : #065f46;

  --skip-badge-bg  : #f3f4f6;
  --skip-badge-fg  : #6b7280;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Hiragino Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  padding: 12px;
  min-height: 100%;
}

/* ── Utility ── */
.hidden { display: none !important; }

/* ── Task list ── */
.task-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 640px;
  margin: 0 auto;
}

/* ── Task card ── */
.task-card {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  border-left: 4px solid var(--border);
  overflow: hidden;
  transition: box-shadow .15s;
}
.task-card:hover { box-shadow: 0 2px 10px rgba(0,0,0,.07); }

.task-card.is-overdue { border-left-color: var(--overdue-border); background: var(--overdue-bg); }
.task-card.is-today   { border-left-color: var(--today-border);   background: var(--today-bg); }
.task-card.is-done    { border-left-color: var(--done-border);    background: var(--done-bg); }

/* Card body */
.card-body  { padding: 12px 14px; }
.card-top   { display: flex; align-items: flex-start; gap: 8px; margin-bottom: 6px; }
.task-name  { font-size: 15px; font-weight: 600; flex: 1; line-height: 1.3; }

/* Badges */
.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  white-space: nowrap;
  flex-shrink: 0;
}
.badge-overdue { background: var(--overdue-badge); color: #fff; }
.badge-today   { background: var(--today-badge);   color: #fff; }
.badge-pending { background: #e5e7eb; color: #374151; }
.badge-done    { background: var(--done-badge-bg); color: var(--done-badge-fg); }
.badge-skipped { background: var(--skip-badge-bg); color: var(--skip-badge-fg); }

/* Meta row */
.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 10px;
}

/* Action buttons */
.card-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.done-info    { font-size: 12px; color: var(--muted); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border-radius: 6px;
  border: none;
  font-size: 13px;
  cursor: pointer;
  transition: opacity .15s, background .15s;
  white-space: nowrap;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--primary-hover); }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
}
.btn-ghost:hover:not(:disabled) { background: #f9fafb; }

.btn-danger { background: #fee2e2; color: #dc2626; }
.btn-danger:hover:not(:disabled) { background: #fecaca; }

/* ── Inline form (execute / skip) ── */
.inline-form {
  border-top: 1px solid var(--border);
  padding: 12px 14px;
  background: #f9fafb;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-row { display: flex; flex-direction: column; gap: 4px; }
.form-label { font-size: 12px; color: var(--muted); font-weight: 500; }

.worker-group { display: flex; gap: 8px; }
.worker-btn {
  padding: 6px 18px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  font-size: 13px;
  cursor: pointer;
  transition: all .15s;
}
.worker-btn.selected { background: var(--primary); color: #fff; border-color: var(--primary); }

.form-input {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  width: 100%;
  background: #fff;
}
.form-input:focus { outline: 2px solid var(--primary); outline-offset: 1px; }

.shift-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  cursor: pointer;
}
.shift-row input[type="checkbox"] { width: 15px; height: 15px; cursor: pointer; }

.form-footer { display: flex; gap: 8px; padding-top: 4px; }

/* ── Loading / empty ── */
.state-msg {
  text-align: center;
  color: var(--muted);
  padding: 48px 16px;
  font-size: 14px;
}
.state-msg .icon { font-size: 32px; margin-bottom: 8px; }