:root {
  color-scheme: light;
  --bg: #f5f1e8;
  --panel: #fffdf8;
  --line: #d7cdb8;
  --text: #1d1a15;
  --muted: #6a6254;
  --accent: #1f6b4f;
  --accent-strong: #15523c;
  --danger: #a23d2f;
  --shadow: 0 10px 24px rgba(76, 61, 33, 0.08);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
  -webkit-text-size-adjust: 100%;
}

body.modal-open {
  overflow: hidden;
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  max-width: 680px;
  margin: 0 auto;
  padding: 16px 16px calc(16px + env(safe-area-inset-bottom));
}

.screen {
  display: none;
}

.screen-active {
  display: block;
}

.screen-header {
  padding: 12px 4px 16px;
}

.screen-header.compact {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.screen-header h1,
.screen-header h2,
.panel-heading h3 {
  margin: 0;
}

.eyebrow,
.session-label,
.intro,
.helper-text,
.empty-state,
.total-label,
.total-subline,
.field span {
  color: var(--muted);
}

.eyebrow,
.session-label {
  font-size: 0.8rem;
  margin: 0 0 4px;
  letter-spacing: 0.06em;
}

.intro,
.helper-text,
.empty-state,
.error-text {
  margin: 0;
  font-size: 0.92rem;
}

.stack {
  display: grid;
  gap: 14px;
}

.entry-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.helper-text-compact {
  flex: 1;
}

.note-toggle {
  white-space: nowrap;
}

.entry-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 112px;
  gap: 10px;
  align-items: end;
}

.quick-field {
  min-width: 0;
}

.entry-submit {
  min-height: 52px;
}

.note-field-wrapper[hidden] {
  display: none;
}

.panel,
.total-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel {
  padding: 16px;
  margin-bottom: 16px;
}

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

.field span {
  font-size: 0.95rem;
  font-weight: 700;
}

.field input,
.field select {
  width: 100%;
  min-height: 52px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 0 14px;
  font-size: 16px;
}

.field input:focus,
.field select:focus {
  outline: 2px solid rgba(31, 107, 79, 0.25);
  outline-offset: 1px;
  border-color: var(--accent);
}

.button-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.primary-button,
.secondary-button,
.text-button,
.delete-button {
  border: 0;
  border-radius: 14px;
  min-height: 48px;
  cursor: pointer;
}

.primary-button {
  background: var(--accent);
  color: #fff;
  font-weight: 700;
}

.secondary-button {
  background: #ece3d1;
  color: var(--text);
  font-weight: 700;
}

.text-button {
  background: transparent;
  color: var(--accent-strong);
  padding: 0 4px;
  min-height: auto;
}

.small-button {
  min-height: 38px;
  padding: 0 12px;
}

.total-card {
  position: sticky;
  top: 12px;
  z-index: 1;
  margin-bottom: 16px;
  padding: 18px;
}

.total-value {
  margin: 8px 0 10px;
  font-size: clamp(2.2rem, 8vw, 3.6rem);
  line-height: 1;
  font-weight: 800;
}

.total-subline {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.95rem;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.action-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.archive-list {
  display: grid;
  gap: 14px;
}

.archive-day {
  display: grid;
  gap: 10px;
}

.archive-day-title {
  margin: 0;
  font-size: 1rem;
}

.archive-session {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  padding: 12px;
}

.archive-session-main {
  display: grid;
  gap: 4px;
}

.archive-session-title,
.archive-session-meta,
.archive-session-submeta {
  margin: 0;
}

.archive-session-title {
  font-weight: 700;
}

.archive-session-meta,
.archive-session-submeta {
  color: var(--muted);
  font-size: 0.9rem;
}

.archive-session-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.history-table-head,
.history-row {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) 92px minmax(0, 1.2fr) 56px 64px;
  gap: 8px;
  align-items: center;
}

.history-table-head {
  padding: 0 8px 6px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
}

.history-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 8px;
}

.history-cell {
  min-width: 0;
}

.history-main {
  min-width: 0;
}

.history-item-name,
.history-amount {
  font-weight: 700;
}

.history-title,
.history-meta {
  margin: 0;
}

.history-title {
  font-weight: 700;
}

.history-item-name,
.history-note,
.history-time {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin: 0;
}

.history-note,
.history-time {
  font-size: 0.9rem;
  color: var(--muted);
}

.history-meta {
  font-size: 0.9rem;
  color: var(--muted);
}

.history-amount {
  text-align: right;
  margin: 0;
}

.delete-button {
  min-width: 64px;
  min-height: 34px;
  background: #f6ddd8;
  color: var(--danger);
  font-weight: 700;
  font-size: 0.82rem;
}

.entry-form {
  scroll-margin-bottom: 96px;
}

.error-text {
  color: var(--danger);
  min-height: 1.25em;
}

.modal-backdrop[hidden] {
  display: none;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 20;
  background: rgba(29, 26, 21, 0.42);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
}

.modal-card {
  width: min(100%, 420px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 16px 36px rgba(29, 26, 21, 0.22);
  padding: 20px;
  display: grid;
  gap: 14px;
}

.modal-card h2,
.modal-text {
  margin: 0;
}

.modal-text {
  color: var(--muted);
}

.modal-actions {
  display: grid;
  gap: 10px;
}

@media (max-width: 480px) {
  .app-shell {
    padding: 10px 10px calc(84px + env(safe-area-inset-bottom));
  }

  .button-row,
  .total-subline,
  .panel-heading,
  .entry-row {
    grid-template-columns: 1fr;
    display: grid;
  }

  .panel-heading {
    align-items: stretch;
  }

  .screen-header {
    padding: 8px 2px 10px;
  }

  .panel {
    padding: 12px;
    margin-bottom: 10px;
  }

  .stack {
    gap: 10px;
  }

  .field {
    gap: 6px;
  }

  .field span {
    font-size: 0.84rem;
  }

  .field input,
  .field select {
    min-height: 44px;
    padding: 0 12px;
  }

  #session-date {
    padding-left: 10px;
    padding-right: 10px;
    font-size: 15px;
  }

  .primary-button,
  .secondary-button {
    min-height: 40px;
  }

  .small-button {
    min-height: 34px;
  }

  .total-card {
    top: 8px;
    margin-bottom: 10px;
    padding: 14px;
  }

  .total-value {
    margin: 6px 0 8px;
    font-size: clamp(1.9rem, 8vw, 2.8rem);
  }

  .total-subline {
    font-size: 0.82rem;
  }

  .entry-toolbar {
    gap: 6px;
    align-items: center;
  }

  .note-toggle {
    justify-self: end;
    font-size: 0.82rem;
  }

  .entry-row {
    gap: 8px;
  }

  .entry-submit {
    min-height: 42px;
  }

  .history-table-head {
    grid-template-columns: minmax(0, 1.6fr) 76px minmax(0, 1fr) 48px 56px;
    gap: 6px;
    font-size: 0.68rem;
  }

  .history-item {
    padding: 7px;
  }

  .history-row {
    grid-template-columns: minmax(0, 1.6fr) 76px minmax(0, 1fr) 48px 56px;
    gap: 6px;
  }

  .action-row {
    justify-content: stretch;
  }

  .archive-session {
    padding: 10px;
  }

  .archive-session-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .history-item-name,
  .history-amount,
  .history-note,
  .history-time {
    font-size: 0.8rem;
  }

  .delete-button {
    min-width: 56px;
    min-height: 32px;
    font-size: 0.75rem;
  }

  body.keyboard-open .total-card {
    padding: 10px 12px;
  }

  body.keyboard-open .total-value {
    margin: 4px 0 6px;
    font-size: 2.1rem;
  }

  body.keyboard-open .total-subline {
    display: grid;
    gap: 4px;
  }

  body.keyboard-open .history-panel {
    opacity: 0.45;
  }

  body.keyboard-open .entry-form {
    position: sticky;
    bottom: calc(6px + env(safe-area-inset-bottom));
    z-index: 2;
    box-shadow: 0 14px 28px rgba(76, 61, 33, 0.18);
  }

  .modal-backdrop {
    padding: 14px;
    align-items: end;
  }

  .modal-card {
    width: 100%;
    padding: 16px;
    border-radius: 18px 18px 0 0;
  }
}