:root{
  --ck-accent: #2b7cff;
  --ck-accent-2: #1f5fd6;
  --ck-ink: #0f172a;
  --ck-muted: rgba(15, 23, 42, .68);
  --ck-border: rgba(15, 23, 42, .10);
  --ck-surface: rgba(255,255,255,.92);
}

.ck-wrap{
  max-width: 720px;
  margin: 0 auto;
  padding: 14px 12px 28px;
}

.ck-head{ padding: 8px 2px 12px; }

.ck-title{
  font-size: 20px;
  line-height: 1.25;
  margin: 0 0 6px;
  color: var(--ck-ink);
  letter-spacing: .2px;
}

.ck-subtitle{
  margin: 0;
  font-size: 13px;
  color: var(--ck-muted);
}

.ck-card{
  background: var(--ck-surface);
  border: 1px solid var(--ck-border);
  border-radius: 16px;
  padding: 14px;
  box-shadow: 0 8px 22px rgba(15, 23, 42, .06);
  margin: 12px 0;
}

.ck-field{ display: grid; gap: 8px; }

.ck-label{
  font-size: 13px;
  color: var(--ck-muted);
}

.ck-input{
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;   /* ★ 重要 */
  min-width: 0;             /* ★ Android対策 */
  font-size: 16px;
  padding: 12px 12px;
  border-radius: 12px;
  border: 1px solid var(--ck-border);
  background: #fff;
  color: var(--ck-ink);
  outline: none;
}

.ck-input:focus{
  border-color: rgba(43, 124, 255, .55);
  box-shadow: 0 0 0 4px rgba(43, 124, 255, .12);
}

.ck-actions{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}

.ck-btn{
  border: 1px solid var(--ck-border);
  background: #fff;
  border-radius: 14px;
  padding: 12px 12px;
  font-size: 15px;
  color: var(--ck-ink);
  min-height: 46px;
}

.ck-btn:active{ transform: translateY(1px); }

.ck-btn-primary{
  background: linear-gradient(180deg, rgba(43,124,255,.98), rgba(31,95,214,.98));
  color: #fff;
  border-color: rgba(43, 124, 255, .22);
}

.ck-help{
  margin-top: 10px;
  border-top: 1px dashed rgba(15, 23, 42, .14);
  padding-top: 10px;
}

.ck-help > summary{
  cursor: pointer;
  font-size: 13px;
  color: rgba(31, 95, 214, .95);
  list-style: none;
}
.ck-help > summary::-webkit-details-marker{ display:none; }

.ck-help-body{
  margin-top: 8px;
  font-size: 13px;
  color: var(--ck-muted);
  line-height: 1.6;
}

.ck-result{ padding-top: 12px; }

.ck-result-top{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(15, 23, 42, .08);
}

.ck-date{
  font-variant-numeric: tabular-nums;
  letter-spacing: .4px;
  color: rgba(15, 23, 42, .80);
  font-size: 13px;
}

.ck-badges{
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.ck-badge{
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid rgba(15, 23, 42, .12);
  background: rgba(255,255,255,.75);
  color: rgba(15, 23, 42, .82);
  white-space: nowrap;
}

.ck-badge-accent{
  border-color: rgba(43,124,255,.22);
  background: rgba(43,124,255,.10);
  color: rgba(31,95,214,.98);
}

.ck-badge-warn{
  border-color: rgba(255, 99, 71, .22);
  background: rgba(255, 99, 71, .10);
  color: rgba(190, 40, 20, .98);
}

.ck-result-main{
  padding-top: 12px;
  display: grid;
  gap: 10px;
}

.ck-row{
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
  align-items: start;
}

.ck-row-label{
  font-size: 12px;
  color: var(--ck-muted);
  padding-top: 2px;
}

.ck-row-value{
  font-size: 16px;
  color: var(--ck-ink);
  letter-spacing: .2px;
  line-height: 1.35;
}

.ck-note{
  margin-top: 10px;
  font-size: 12px;
  color: rgba(15, 23, 42, .62);
  min-height: 1.2em;
}