body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 20px;
  background-color: #f4f4f4;
  color: #222;
}

.page {
  max-width: 1100px;
  margin: 0 auto;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.nav-button,
button {
  padding: 10px 16px;
  border: none;
  border-radius: 8px;
  background-color: #2d6cdf;
  color: white;
  cursor: pointer;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

button:hover,
.nav-button:hover {
  opacity: 0.9;
}

button:disabled {
  cursor: wait;
  opacity: 0.65;
}

.secondary-button {
  background-color: #5f6b7a;
}

.data-management {
  margin: 14px 0 20px;
  padding: 12px 14px;
  border: 1px solid #d8dde6;
  border-radius: 10px;
  background: white;
}

.data-management summary {
  cursor: pointer;
  font-weight: bold;
}

.data-management p {
  margin: 10px 0;
  color: #5f6b7a;
}

.data-management-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.data-management .backup-status {
  min-height: 1.2em;
  margin-bottom: 0;
  color: #234d94;
}

.data-management .backup-status.error {
  color: #a61b1b;
}

.hidden {
  display: none;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.search-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.search-input-wrapper {
  position: relative;
  flex: 1;
  min-width: 250px;
}

.search-type-select {
  min-width: 100px;
  padding: 10px;
  border: 1px solid #aeb7c5;
  border-radius: 8px;
  background: white;
  color: #222;
}

#search-input {
  width: 100%;
  padding: 10px;
  box-sizing: border-box;
}

.search-suggestions {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  left: 0;
  z-index: 100;
  max-height: 280px;
  overflow-y: auto;
  border: 1px solid #cfcfcf;
  border-radius: 8px;
  background: white;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
}

.search-suggestion {
  display: block;
  width: 100%;
  padding: 10px 12px;
  border: none;
  border-bottom: 1px solid #eee;
  border-radius: 0;
  background: white;
  color: #222;
  text-align: left;
}

.search-suggestion:last-child {
  border-bottom: none;
}

.search-suggestion:hover,
.search-suggestion.active {
  background: #eaf1ff;
  opacity: 1;
}

.search-suggestion-content {
  display: flex;
  align-items: center;
  gap: 10px;
}

.search-suggestion-type {
  flex: 0 0 52px;
  padding: 3px 6px;
  border-radius: 999px;
  background: #dfe9fb;
  color: #234d94;
  font-size: 0.72rem;
  font-weight: bold;
  text-align: center;
  text-transform: uppercase;
}

.search-suggestion-value {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.search-filters {
  margin-bottom: 12px;
  padding: 14px;
  border: 1px solid #d8dde6;
  border-radius: 12px;
  background: #fff;
}

.search-help {
  margin: -6px 0 12px;
  color: #5f6b7a;
  font-size: 0.85rem;
}

.search-help code {
  padding: 2px 5px;
  border-radius: 4px;
  background: #e9edf3;
  color: #234d94;
}

.search-filters h3 {
  margin: 0 0 12px;
  font-size: 1rem;
}

.search-filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px;
}

.filter-field,
.year-filter-inputs label {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.filter-field > label,
.filter-label {
  font-size: 0.85rem;
  font-weight: bold;
}

.filter-field input,
.filter-field select,
.rarity-filter-details summary {
  box-sizing: border-box;
  width: 100%;
  min-height: 38px;
  padding: 8px;
  border: 1px solid #b8c0cc;
  border-radius: 8px;
  background: white;
  color: #222;
}

.year-filter-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.year-filter-inputs label span {
  color: #5f6b7a;
  font-size: 0.75rem;
}

.rarity-filter-details summary {
  cursor: pointer;
  list-style-position: inside;
}

.rarity-filter-options {
  display: grid;
  gap: 6px;
  max-height: 210px;
  margin-top: 6px;
  padding: 8px;
  overflow-y: auto;
  border: 1px solid #d8dde6;
  border-radius: 8px;
  background: #fff;
}

.rarity-filter-option {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
}

.rarity-filter-option input {
  width: auto;
  min-height: auto;
  margin: 0;
}

.active-search-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 0;
  margin-bottom: 8px;
}

.search-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 6px 5px 10px;
  border-radius: 999px;
  background: #eaf1ff;
  color: #234d94;
  font-size: 0.82rem;
}

.filter-chip-remove {
  min-width: 24px;
  min-height: 24px;
  padding: 0 6px;
  border-radius: 999px;
  background: #5f6b7a;
  font-size: 0.9rem;
  line-height: 1;
}

.search-feedback {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  margin: 6px 0;
}

#search-status {
  margin: 0;
}

#search-status.loading::before {
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-right: 8px;
  border: 2px solid #b7c8e8;
  border-top-color: #2d6cdf;
  border-radius: 50%;
  vertical-align: -2px;
  content: "";
  animation: search-spinner 0.7s linear infinite;
}

@keyframes search-spinner {
  to {
    transform: rotate(360deg);
  }
}

.search-results {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 20px;
}

.search-card {
  width: 220px;
  box-sizing: border-box;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 12px;
  background-color: white;
}

.search-card img {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: 10px;
}

#load-more-button {
  margin-top: 20px;
}

.page-controls,
.layout-controls,
.binder-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.layout-controls input {
  width: 70px;
  padding: 8px;
}

.binder-grid {
  display: grid;
  gap: 12px;
  max-width: 700px;
  margin: 20px 0;
  grid-template-columns: repeat(3, 1fr);
  flex: 1;
  min-width: 300px;
}

.binder-grid.binder-page {
  grid-template-rows: repeat(var(--binder-rows), minmax(0, 1fr));
  margin: 0;
}

.binder-grid.binder-page .binder-slot {
  min-width: 0;
  min-height: 0;
  aspect-ratio: auto;
}

.binder-grid.binder-page .binder-slot img {
  object-fit: contain;
}

.binder-slot {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 2.5 / 3.5;
  overflow: hidden;
  border: 2px solid #cfcfcf;
  border-radius: 10px;
  background-color: white;
  cursor: pointer;
}

.binder-slot.selected {
  border: 3px solid #ff4d4d;
}

.binder-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-year {
  position: absolute;
  right: 5px;
  bottom: 5px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  font-size: 12px;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}


.card-detail-panel {
  flex: 1;
  min-width: 260px;
  max-width: 320px;
  padding: 16px;
  border: 1px solid #ddd;
  border-radius: 12px;
  background-color: white;
  box-sizing: border-box;
}

.card-detail-panel h2 {
  margin-top: 0;
  margin-bottom: 16px;
}

.card-detail-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  margin-bottom: 16px;
  cursor: pointer;
}

.card-detail-info p {
  margin: 8px 0;
}

.modal {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
}

.modal.hidden {
  display: none;
}

.modal-content {
  position: relative;
  display: inline-block;
}

.modal-content img {
  height: 90vh;
  width: auto;
  max-width: none;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
}

.modal-close-button {
  position: absolute;
  top: -12px;
  right: -12px;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background-color: white;
  color: #222;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.binder-management {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.binder-management input,
.binder-management select {
  padding: 8px;
}

.card-status-select {
  width: 100%;
  padding: 6px;
  margin-top: 8px;
  margin-bottom: 12px;
}

.binder-progress {
  margin-bottom: 20px;
}

.progress-bar {
  width: 100%;
  height: 14px;
  background-color: #ddd;
  border-radius: 10px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background-color: #2d6cdf;
  transition: width 0.3s ease;
}

.binder-view-controls {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.binder-cover {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 3 / 4.2;
  border-radius: 10px;
  color: white;
  font-weight: bold;
  box-sizing: border-box;
}

.binder-page {
  width: 100%;
  box-sizing: border-box;
}

.inside-cover {
  color: transparent;
}

#binder-select {
  min-width: 180px;
}

.search-card img,
.binder-slot img,
.card-detail-image {
  cursor: pointer;
}

.search-side-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.search-side-panel h2 {
  margin: 0;
}

.binder-main-layout {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.left-panel {
  flex: 1;
  min-width: 0;
}

.right-panel {
  flex: 1;
  min-width: 0;
}

.search-side-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 75vh;
  overflow-y: auto;
  padding-right: 8px;
  box-sizing: border-box;
}

.search-side-panel h2 {
  margin: 0;
}

.search-side-panel .search-results {
  margin-top: 0;
}

.binder-actions {
  position: sticky;
  bottom: 0;
  background: #f4f4f4;
  padding-top: 10px;
}

.binder-slot.drag-over {
  outline: 3px dashed #2d6cdf;
  outline-offset: -4px;
  background-color: rgba(45, 108, 223, 0.08);
  transform: scale(1.02);
}

.search-card {
  transition: transform 0.15s ease, opacity 0.15s ease, box-shadow 0.15s ease;
}

.search-card.dragging-search-card {
  opacity: 0.5;
  transform: scale(0.98);
}

body.dragging-card .binder-slot {
  transition: transform 0.15s ease, background-color 0.15s ease, outline 0.15s ease;
}

.search-card[draggable="true"] {
  cursor: grab;
}

.search-card.dragging-search-card {
  cursor: grabbing;
}

#cover-color-input {
  width: 48px;
  height: 36px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.binder-cover:empty::after {
  content: "";
}

.binder-empty-panel {
  width: 100%;
  height: 100%;
}

.header-actions,
.cloud-account-summary {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

#cloud-sync-status {
  padding: 5px 9px;
  border: 1px solid #b8c0ca;
  border-radius: 999px;
  background: #f5f7fa;
  color: #46515e;
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
}

#network-status {
  padding: 5px 9px;
  border: 1px solid #72ad7c;
  border-radius: 999px;
  background: #e9f6eb;
  color: #245d30;
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
}

#network-status[data-state="offline"] {
  border-color: #d1a64b;
  background: #fff5d9;
  color: #76520b;
}

.offline-banner {
  margin: -10px 0 18px;
  padding: 11px 14px;
  border: 1px solid #d1a64b;
  border-radius: 10px;
  background: #fff5d9;
  color: #66480c;
  font-weight: 700;
}

#cloud-sync-status[data-state="synced"] {
  border-color: #72ad7c;
  background: #e9f6eb;
  color: #245d30;
}

#cloud-sync-status[data-state="syncing"],
#cloud-sync-status[data-state="pending"] {
  border-color: #d1a64b;
  background: #fff5d9;
  color: #76520b;
}

#cloud-sync-status[data-state="error"],
#cloud-sync-status[data-state="conflict"] {
  border-color: #cf6a6a;
  background: #fdeaea;
  color: #852d2d;
}

.account-modal-content {
  position: relative;
  width: min(520px, calc(100vw - 32px));
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  overflow-x: hidden;
  box-sizing: border-box;
  padding: 28px;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.3);
}

.account-modal-content .modal-close-button {
  top: 10px;
  right: 10px;
}

.account-modal-content h2 {
  padding-right: 34px;
}

.account-modal-content h2,
.account-modal-content h3 {
  margin-top: 0;
}

.cloud-panel,
.cloud-conflict {
  padding: 16px;
  border: 1px solid #d4d9df;
  border-radius: 10px;
  background: #f7f9fb;
}

.cloud-panel form {
  display: grid;
  gap: 10px;
}

#cloud-signed-in-password-form {
  margin: 16px 0;
}

.cloud-panel input[type="email"],
.cloud-panel input[type="password"] {
  width: 100%;
  box-sizing: border-box;
  padding: 10px;
  border: 1px solid #aab3bd;
  border-radius: 6px;
  font: inherit;
}

.cloud-panel .text-button {
  padding: 4px;
  border: 0;
  background: transparent;
  color: #245fbd;
  text-decoration: underline;
  box-shadow: none;
}

.cloud-panel .text-button:hover {
  background: transparent;
  color: #17488f;
}

.cloud-conflict {
  border-color: #d1a64b;
  background: #fff8e5;
}

.cloud-conflict-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cloud-account-message {
  min-height: 1.4em;
  margin-bottom: 0;
}

.cloud-account-message.error {
  color: #a32626;
  font-weight: 700;
}

.cloud-panel code {
  overflow-wrap: anywhere;
}

@media (max-width: 700px) {
  body {
    padding: 10px;
  }

  .page-header {
    align-items: stretch;
    margin-bottom: 16px;
  }

  .page-header h1 {
    width: 100%;
    margin: 8px 0 2px;
    font-size: 1.65rem;
  }

  .header-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .cloud-account-summary {
    width: 100%;
    justify-content: flex-start;
  }

  .header-actions .nav-button {
    flex: 1;
    text-align: center;
  }

  button,
  .nav-button,
  input,
  select,
  summary {
    min-height: 44px;
  }

  .offline-banner {
    margin-top: 0;
  }

  .search-bar {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .search-input-wrapper {
    grid-column: 1 / -1;
    min-width: 0;
  }

  .search-bar #search-button,
  .search-bar #clear-search-button {
    width: 100%;
  }

  .search-results {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .search-card {
    width: auto;
    min-width: 0;
    padding: 9px;
  }

  .search-card h3,
  .search-card p {
    overflow-wrap: anywhere;
  }

  .search-card button {
    width: 100%;
    padding: 9px 6px;
  }

  .binder-view-controls,
  .page-controls,
  .layout-controls,
  .binder-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .binder-view-controls button,
  .page-controls button,
  .layout-controls button,
  .binder-actions button {
    width: 100%;
  }

  .binder-management {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 7px;
  }

  .binder-management input,
  .binder-management select,
  #binder-select {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }

  .binder-management #cover-color-input {
    width: 56px;
  }

  .binder-main-layout {
    flex-direction: column;
  }

  .left-panel,
  .right-panel {
    width: 100%;
  }

  .binder-grid {
    min-width: 0;
    gap: 6px;
  }

  .binder-slot {
    border-width: 1px;
    border-radius: 6px;
  }

  .search-side-panel {
    max-height: none;
    overflow-y: visible;
    padding-right: 0;
  }

  .data-management-actions button {
    flex: 1 1 140px;
  }

  .account-modal-content {
    padding: 22px 18px;
  }
}

@media (max-width: 390px) {
  .search-results {
    grid-template-columns: 1fr;
  }

  .cloud-account-summary {
    gap: 6px;
  }

  #network-status,
  #cloud-sync-status {
    font-size: 0.75rem;
  }
}