:root {
  --color-page: #f8f4ec;
  --color-paper: #ffffff;
  --color-paper-soft: #fbf6ee;
  --color-paper-warm: #fff7ec;
  --color-border: #e4d2bd;
  --color-border-soft: #eadccb;
  --color-text: #252e26;
  --color-heading: #1f291f;
  --color-muted: #596454;
  --color-primary: #78987b;
  --color-primary-strong: #486b4f;
  --color-secondary: #929d8b;
  --color-danger: #b9786a;
  --color-danger-strong: #9f6258;
  --color-accent: #e9b9a4;
  --color-tag: #fff6e7;
  --color-input: #ffffff;
  color: var(--color-text);
  background: var(--color-page);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
}

:root[data-theme="sage"] {
}

:root[data-theme="milk-tea"] {
  --color-page: #f6efe6;
  --color-paper: #ffffff;
  --color-primary: #a68b6b;
  --color-primary-strong: #7d6650;
}

:root[data-theme="sakura"] {
  --color-page: #fdf1f4;
  --color-paper: #ffffff;
  --color-primary: #d79aa3;
  --color-primary-strong: #b5747e;
}

:root[data-theme="ocean"] {
  --color-page: #eef5f7;
  --color-paper: #ffffff;
  --color-primary: #6fa3b0;
  --color-primary-strong: #4f7d89;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  background: var(--color-page);
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  width: min(100%, 720px);
  margin: 0 auto;
  padding: 22px 16px 36px;
}

.app-header {
  padding: 8px 2px 22px;
}

.theme-switcher {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
}

.theme-switcher-label {
  color: var(--color-muted);
  font-size: 0.85rem;
  font-weight: 800;
}

.theme-button {
  width: 28px;
  min-width: 28px;
  height: 28px;
  min-height: 28px;
  padding: 0;
  border: 2px solid rgba(37, 46, 38, 0.16);
  border-radius: 999px;
  box-shadow: none;
}

.theme-button.is-active {
  border-color: var(--color-primary-strong);
  box-shadow: 0 0 0 3px rgba(120, 152, 123, 0.22);
}

.theme-button-sage {
  background: #78987b;
}

.theme-button-milk-tea {
  background: #a68b6b;
}

.theme-button-sakura {
  background: #d79aa3;
}

.theme-button-ocean {
  background: #6fa3b0;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--color-primary-strong);
  font-size: 0.85rem;
  font-weight: 700;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 10px;
  font-size: 2rem;
  line-height: 1.14;
  color: var(--color-heading);
}

h2 {
  margin-bottom: 16px;
  font-size: 1.2rem;
  line-height: 1.3;
  color: var(--color-heading);
}

.event-name,
.form-error,
.empty-list-message,
.import-note,
.import-message {
  margin-bottom: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.panel {
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid #e2d3c2;
  border-radius: 12px;
  background: var(--color-paper);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.group-title {
  margin-bottom: 12px;
  color: var(--color-primary-strong);
  font-size: 0.92rem;
  font-weight: 800;
}

.event-groups,
.item-form {
  display: grid;
  gap: 14px;
}

.event-group,
.form-group {
  padding-top: 2px;
}

.event-group + .event-group,
.form-group + .form-group {
  padding-top: 16px;
  border-top: 1px solid var(--color-border-soft);
}

.form-group-grid {
  display: grid;
  gap: 13px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 700;
}

.checkbox-field {
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-group-grid .checkbox-field {
  align-self: end;
  min-height: 48px;
}

.checkbox-field input {
  width: 18px;
  min-height: 18px;
  margin: 0;
  padding: 0;
}

.checkbox-field span {
  color: var(--color-text);
  font-weight: 700;
}

input,
select {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-input);
  color: var(--color-text);
  padding: 11px 13px;
}

input:focus,
select:focus {
  outline: 2px solid rgba(120, 152, 123, 0.22);
  border-color: var(--color-primary);
}

input::placeholder {
  color: #aaa090;
}

button {
  min-height: 48px;
  border: 0;
  border-radius: 11px;
  background: var(--color-primary);
  color: #ffffff;
  padding: 11px 16px;
  font-weight: 800;
  box-shadow: 0 1px 1px rgba(59, 76, 54, 0.14);
}

button:disabled {
  background: #c7c4b8;
  color: var(--color-paper);
}

.form-actions {
  display: grid;
  gap: 11px;
}

.export-actions {
  display: grid;
  gap: 11px;
}

.import-actions {
  display: grid;
  gap: 11px;
  margin-top: 14px;
}

.event-controls {
  display: grid;
  gap: 13px;
}

.event-edit-panel,
.item-form-panel {
  display: grid;
  gap: 13px;
}

.filter-controls {
  display: grid;
  gap: 12px;
  margin-bottom: 14px;
}

.filter-search-row,
.filter-option-row {
  display: grid;
  gap: 12px;
}

.file-input {
  display: none;
}

.secondary-button {
  background: var(--color-secondary);
  box-shadow: 0 1px 1px rgba(75, 80, 70, 0.1);
}

.form-error {
  min-height: 1.35em;
  margin-top: 10px;
  color: var(--color-danger-strong);
  font-size: 0.9rem;
  font-weight: 700;
}

.import-message {
  min-height: 1.35em;
  margin-top: 10px;
  font-size: 0.9rem;
  font-weight: 700;
}

.app-footer {
  margin-top: 26px;
  padding-bottom: 6px;
  color: var(--color-muted);
  font-size: 0.8rem;
  line-height: 1.6;
  text-align: center;
}

.app-footer p {
  margin-bottom: 6px;
}

.app-footer a {
  color: var(--color-primary-strong);
  font-weight: 700;
}

.stats-panel {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
}

.stats-primary,
.stats-secondary {
  display: grid;
  gap: 11px;
}

.stats-primary {
  grid-template-columns: 1fr;
}

.stats-secondary {
  grid-template-columns: 1fr 1fr;
}

.stat {
  display: grid;
  gap: 5px;
  align-content: start;
  min-height: 68px;
  padding: 12px 14px;
  border: 1px solid #e2d3c2;
  border-radius: 12px;
  background: var(--color-paper);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.stat-primary {
  min-height: 78px;
  padding: 14px 16px;
  border-color: #e2d3c2;
  background: #fffdf8;
}

.stat-label {
  color: var(--color-muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.stat strong {
  color: var(--color-heading);
  font-size: 1.12rem;
  line-height: 1.2;
}

.stat-primary strong {
  font-size: 1.42rem;
}

.stat-secondary .stat-label {
  font-size: 0.9rem;
}

.stat-secondary strong {
  font-size: 1.1rem;
}

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

.empty-list-message {
  padding: 12px 0;
}

.item-card {
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid #e2d3c2;
  border-radius: 12px;
  background: var(--color-paper);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.item-main {
  display: grid;
  gap: 12px;
}

.item-title {
  margin: 0;
  margin-bottom: 4px;
  color: var(--color-heading);
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1.35;
}

.item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: #3f6545;
  font-size: 0.92rem;
  font-weight: 700;
}

.item-meta span {
  padding: 5px 9px;
  border: 1px solid #e6d3b8;
  border-radius: 999px;
  background: #fffaf2;
}

.item-meta .price-unknown-tag {
  border-color: #d8c7e8;
  background: #f5effb;
  color: #6d5a82;
}

.item-note {
  margin: 0;
  margin-top: 2px;
  color: var(--color-muted);
  font-size: 0.94rem;
  line-height: 1.45;
}

.item-bonus {
  margin: 0;
  margin-top: 2px;
  color: var(--color-muted);
  font-size: 0.94rem;
  line-height: 1.45;
}

.item-controls {
  display: grid;
  gap: 10px;
}

#start-create-item-button {
  width: 100%;
}

#toggle-advanced-fields {
  margin-top: 8px;
  font-size: 0.9rem;
}

.status-select {
  color: var(--color-heading);
  border-width: 1px;
  border-radius: 12px;
  font-weight: 800;
}

.status-wishlist {
  background: #f2f6e8;
  border-color: #c8d3a8;
}

.status-purchased {
  background: #e2f0f2;
  border-color: #86b8bd;
}

.status-soldout {
  color: #6b6258;
  background: #f0ede8;
  border-color: #cbc2b8;
}

.status-later {
  background: #fff3e3;
  border-color: #e4c7a5;
}

.item-priority {
  width: fit-content;
  margin: 0;
  margin-top: 2px;
  padding: 5px 9px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.3;
}

.priority-high {
  color: #9f5c52;
  border: 1px solid #e7beb5;
  background: #fff0ec;
}

.priority-medium {
  color: #596454;
  border: 1px solid #e0d3c2;
  background: #f5f0e8;
}

.priority-low {
  color: #78806f;
  border: 1px solid #d5dbce;
  background: #f1f3ee;
}

.item-visit-only {
  width: fit-content;
  margin: 0;
  margin-top: 2px;
  padding: 5px 9px;
  border: 1px solid #d8c7e8;
  border-radius: 999px;
  background: #f5effb;
  color: #6d5a82;
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.3;
}

.item-source-link a {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 6px;
  background: #f0f5ef;
  color: var(--color-primary-strong);
  font-weight: 800;
  text-decoration: none;
}

.item-source-link a:visited {
  color: #6f766b;
}

.item-source-link a:active {
  transform: scale(0.96);
}

.delete-button {
  background: var(--color-danger);
  box-shadow: 0 1px 1px rgba(105, 58, 50, 0.14);
}

.edit-button {
  background: var(--color-secondary);
  box-shadow: 0 1px 1px rgba(75, 80, 70, 0.1);
}

.delete-button:focus,
.edit-button:focus,
button:focus {
  outline: 2px solid rgba(120, 152, 123, 0.24);
  outline-offset: 2px;
}

#page-nav-buttons {
  position: fixed;
  right: 12px;
  bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  display: grid;
  gap: 9px;
  z-index: 20;
}

#page-nav-buttons button {
  min-width: 46px;
  min-height: 44px;
  padding: 8px 11px;
  border-radius: 999px;
  border: 1px solid rgba(72, 107, 79, 0.3);
  background: rgba(95, 127, 100, 0.96);
  font-size: 1rem;
  color: var(--color-paper);
  box-shadow: 0 1px 2px rgba(50, 66, 48, 0.14);
}

@media (min-width: 560px) {
  .app-shell {
    padding: 30px 22px 48px;
  }

  .event-groups {
    gap: 18px;
  }

  .event-controls,
  .form-group-grid {
    grid-template-columns: 1fr 1fr;
  }

  .event-edit-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 13px;
  }

  .checkbox-field,
  .form-actions,
  .form-error {
    grid-column: 1 / -1;
  }

  .item-form {
    gap: 18px;
  }

  .form-actions {
    grid-template-columns: 1fr 1fr;
  }

  .export-actions {
    grid-template-columns: 1fr 1fr;
  }

  .import-actions {
    grid-template-columns: 1fr 1fr;
  }

  .filter-option-row {
    grid-template-columns: 1fr 1fr;
  }

  .stats-primary {
    grid-template-columns: repeat(3, 1fr);
  }

  .stats-secondary {
    grid-template-columns: repeat(3, 1fr);
  }

  .item-card {
    grid-template-columns: 1fr 180px;
    align-items: start;
    gap: 16px;
  }

  .item-controls {
    grid-template-columns: 1fr 1fr;
    align-content: start;
  }

  .item-controls .status-select {
    grid-column: 1 / -1;
  }
}

@media (min-width: 768px) {
  .app-shell {
    width: min(100%, 900px);
  }

  .event-groups {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .event-edit-panel {
    grid-template-columns: 1fr;
  }

  .filter-controls {
    gap: 15px;
  }

  .stats-secondary {
    grid-template-columns: repeat(5, 1fr);
  }

  .item-card {
    grid-template-columns: 1fr 220px;
  }
}

@media (min-width: 960px) {
  .event-groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .event-group {
    padding-top: 0;
    min-height: 100%;
  }

  .event-group + .event-group {
    padding-top: 0;
    border-top: 0;
  }

  #page-nav-buttons {
    right: 20px;
    bottom: 20px;
  }
}