/* ---- 色 ---- */
:root {
  color-scheme: light;
  --bg: #f4f2ee;
  --text: #1b1b1b;
  --sub: #6f6b63;
  --line: #e2ded6;
  --sheet: #ffffff;
  --field: #f4f2ee;
  --danger: #c2410c;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.06), 0 6px 18px rgba(0, 0, 0, 0.06);
}

/* ---- 全体 ---- */
* { box-sizing: border-box; }
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 400;
  -webkit-tap-highlight-color: transparent;
}

body.locked { overflow: hidden; }

button, input { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; padding: 0; }

svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
}

.app {
  max-width: 640px;
  margin: 0 auto;
  padding: calc(20px + env(safe-area-inset-top)) 16px calc(120px + env(safe-area-inset-bottom));
}

/* ---- 見出し ---- */
.top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 8px 4px 16px;
}

.title {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
}

.count {
  margin: 0;
  color: var(--sub);
  font-size: 14px;
}

/* ---- 合計 ---- */
.total {
  background: var(--sheet);
  border-radius: 24px;
  padding: 22px 22px 18px;
  box-shadow: var(--shadow);
  margin-bottom: 18px;
}

.total-label {
  margin: 0;
  color: var(--sub);
  font-size: 14px;
  font-weight: 500;
}

.total-month {
  margin: 2px 0 0;
  font-size: clamp(40px, 12vw, 56px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}

.total-year {
  margin: 4px 0 0;
  color: var(--sub);
  font-size: 15px;
}

.total-year span {
  color: var(--text);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.bar {
  display: flex;
  gap: 3px;
  height: 12px;
  margin-top: 18px;
  border-radius: 6px;
  overflow: hidden;
}

.bar-seg {
  flex-basis: 0;
  min-width: 4px;
}

.bar-note {
  margin: 8px 0 0;
  color: var(--sub);
  font-size: 12px;
}

.rate {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: var(--sub);
  font-size: 12px;
  text-align: left;
}

.rate-change {
  flex-shrink: 0;
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
}

/* ---- 何もないとき ---- */
.empty {
  text-align: center;
  padding: 40px 12px;
}

.empty-main {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
}

.empty-sub {
  margin: 0;
  color: var(--sub);
  font-size: 14px;
  line-height: 1.8;
}

/* ---- カード ---- */
.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  min-height: 132px;
  padding: 16px 16px 14px;
  border-radius: 20px;
  text-align: left;
  color: #fff;
  box-shadow: var(--shadow);
  transition: transform 0.12s ease;
}

.card:active { transform: scale(0.97); }

.card:focus-visible,
.add:focus-visible,
.swatch:focus-visible,
.cycle-btn:focus-visible {
  outline: 3px solid var(--text);
  outline-offset: 3px;
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 14px;
}

/* 文字の真後ろに、ぼやける黒い影 */
.card-name,
.card-price {
  text-shadow: 0 0 8px rgba(0, 0, 0, 0.55);
}

.card-share,
.card-sub {
  text-shadow: 0 0 5px rgba(0, 0, 0, 0.55);
}

.card-name {
  min-width: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.card-share {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.card-price {
  margin-top: auto;
  font-size: 24px;
  font-weight: 900;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.card-price small {
  font-size: 13px;
  font-weight: 500;
}

.card-sub {
  margin-top: 3px;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

/* ---- 追加ボタン ---- */
.add {
  position: fixed;
  left: 50%;
  bottom: calc(24px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 14px 28px 14px 22px;
  border-radius: 999px;
  background: var(--text);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.add:active { transform: translateX(-50%) scale(0.96); }

/* ---- シート ---- */
.sheet-back {
  position: fixed;
  inset: 0;
  background: rgba(20, 20, 20, 0.4);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 10;
  animation: fade 0.15s ease;
}

.sheet {
  width: 100%;
  max-width: 520px;
  max-height: 92vh;
  overflow-y: auto;
  background: var(--sheet);
  border-radius: 24px 24px 0 0;
  padding: 22px 20px calc(20px + env(safe-area-inset-bottom));
  animation: rise 0.2s ease;
}

@media (min-width: 640px) {
  .sheet-back { align-items: center; }
  .sheet { border-radius: 24px; }
}

@keyframes fade { from { opacity: 0; } }
@keyframes rise { from { transform: translateY(24px); opacity: 0.6; } }

.sheet-title {
  margin: 0 0 18px;
  font-size: 18px;
  font-weight: 700;
}

.field {
  display: block;
  margin-bottom: 18px;
}

.field-label {
  display: block;
  margin-bottom: 6px;
  color: var(--sub);
  font-size: 13px;
  font-weight: 500;
}

.field input {
  width: 100%;
  padding: 12px 14px;
  border: 0;
  border-radius: 12px;
  background: var(--field);
  font-size: 17px;
  outline: none;
}

.field input:focus { box-shadow: inset 0 0 0 2px var(--text); }

.price {
  display: flex;
  align-items: center;
  border-radius: 12px;
  background: var(--field);
}

.price:focus-within { box-shadow: inset 0 0 0 2px var(--text); }

.yen {
  padding-left: 14px;
  color: var(--sub);
  font-size: 17px;
}

.price input {
  padding-left: 6px;
  background: none;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.price input:focus { box-shadow: none; }

.unit {
  padding-right: 14px;
  color: var(--sub);
  font-size: 17px;
}

.sheet-text {
  margin: -8px 0 18px;
  color: var(--sub);
  font-size: 14px;
  line-height: 1.7;
}

.toggles {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 10px;
}

/* ---- 料金の候補 ---- */
.presets {
  margin: -8px 0 18px;
}

.preset-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 212px;
  overflow-y: auto;
}

.preset {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1.5px solid var(--line);
  text-align: left;
}

.preset.on {
  border-color: var(--text);
  background: var(--field);
}

.preset-name {
  min-width: 0;
  font-size: 15px;
  font-weight: 500;
}

.preset-price {
  flex-shrink: 0;
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.preset-note {
  margin: 8px 0 0;
  color: var(--sub);
  font-size: 12px;
}

.field-hint {
  display: block;
  min-height: 20px;
  margin-top: 6px;
  color: var(--sub);
  font-size: 13px;
}

.cycle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  padding: 4px;
  border-radius: 12px;
  background: var(--field);
}

.cycle-btn {
  padding: 10px;
  border-radius: 9px;
  color: var(--sub);
  font-weight: 500;
}

.cycle-btn.on {
  background: var(--sheet);
  color: var(--text);
  font-weight: 700;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.swatches {
  display: grid;
  grid-template-columns: repeat(5, 44px);
  justify-content: space-between;
  row-gap: 12px;
}

.swatch {
  aspect-ratio: 1;
  border-radius: 50%;
  position: relative;
}

.swatch.on::after {
  content: "";
  position: absolute;
  inset: 30%;
  border-radius: 50%;
  background: currentColor;
}

.error {
  margin: -6px 0 14px;
  color: var(--danger);
  font-size: 14px;
  font-weight: 500;
}

.sheet-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
}

.spacer { flex: 1; }

.btn-delete,
.btn-auto,
.btn-cancel,
.btn-save {
  padding: 12px 18px;
  border-radius: 12px;
  font-weight: 700;
}

.btn-delete { color: var(--danger); padding-left: 4px; }
.btn-auto { color: var(--text); padding-left: 4px; }
.btn-cancel { color: var(--sub); }
.btn-save { background: var(--text); color: #fff; padding: 12px 26px; }

/* 細い画面ではカードを1列に */
@media (max-width: 340px) {
  .cards { grid-template-columns: minmax(0, 1fr); }
}