:root {
  --bg: #f2f5f8;
  --panel: #ffffff;
  --line: #d5dee6;
  --text: #163047;
  --muted: #5f7386;
  --brand: #0f766e;
  --danger: #b42318;
  --touch-target: 44px;
  --touch-gap-min: 0.5rem;
  --touch-gap-recommended: 0.75rem;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  color: var(--text);
  background: radial-gradient(circle at 0% 0%, #e5f4f2, transparent 35%), var(--bg);
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  overscroll-behavior-y: contain;
}

body[data-dragging-sort="true"] {
  user-select: none;
  -webkit-user-select: none;
  cursor: grabbing;
}

body[data-editor-modal-open="true"] {
  overflow: hidden;
}

body[data-create-page-modal-open="true"] {
  overflow: hidden;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 8px 24px rgba(22, 48, 71, 0.06);
  position: sticky;
  top: 0;
  z-index: 1000;
  isolation: isolate;
}

.topbar h1 {
  margin: 0.2rem 0 0;
  font-size: 1.4rem;
}

.topbar-copy {
  min-width: 0;
}

.topbar p,
.topbar small {
  margin: 0;
  color: var(--muted);
}

.topbar-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--touch-gap-min);
}

.topbar-nav .btn.active {
  border-color: var(--brand);
  color: var(--brand);
  background: #edf8f7;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--touch-gap-min);
  align-items: center;
}

.builder-only[hidden] {
  display: none !important;
}

.save-status {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  border: 1px solid #cfe0ed;
  background: #edf6fc;
  color: #1c5872;
  font-size: 0.82rem;
}

.save-status[data-dirty="true"] {
  border-color: #f5d59b;
  background: #fff6df;
  color: #8a5600;
}

.workspace-shell {
  padding: 1rem;
}

.surface-view {
  display: grid;
  gap: 1rem;
}

.view-head,
.builder-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.view-head h2,
.builder-head h2 {
  margin: 0 0 0.25rem;
}

.view-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--touch-gap-min);
  justify-content: flex-end;
}

.layout {
  display: grid;
  grid-template-columns: minmax(340px, 460px) 1fr;
  gap: 1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.9rem;
}

.panel h2 {
  margin: 0 0 0.8rem;
}

.card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.7rem;
  margin-bottom: 0.7rem;
}

.card h3 {
  margin: 0 0 0.55rem;
  font-size: 1rem;
}

.card-head-inline,
.status-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
}

.checkbox-row {
  margin-top: 0.55rem;
}

.publish-settings-card .status-chip {
  flex-shrink: 0;
}

body[data-sort-mode="true"] .panel {
  border-color: #b9d8d4;
}

label {
  display: grid;
  gap: 0.28rem;
  margin-bottom: 0.55rem;
  font-size: 0.88rem;
}

input,
textarea,
select,
button {
  font: inherit;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 0.46rem 0.58rem;
  color: var(--text);
  background: #fff;
}

textarea {
  resize: vertical;
}

.inline {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.inline input {
  width: auto;
}

.hint {
  margin: 0 0 0.38rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.meta {
  color: var(--muted);
  font-size: 0.8rem;
  margin: 0;
}

.row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--touch-gap-min);
  margin-bottom: 0.6rem;
}

.module-create-row {
  margin-top: 0.7rem;
}

.row.two-up {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  min-width: var(--touch-target);
  min-height: var(--touch-target);
  padding: 0.55rem 0.9rem;
  line-height: 1.2;
  cursor: pointer;
}

.btn:hover {
  border-color: #9cb0c2;
}

.btn.primary {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}

.btn.primary:hover {
  border-color: #0a615a;
}

.btn.danger {
  border-color: #f2bfb8;
  color: var(--danger);
}

.status-chip {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.22rem 0.64rem;
  font-size: 0.75rem;
  border: 1px solid var(--line);
  background: #fff;
}

.status-chip.success {
  border-color: #b8dfc2;
  background: #eef9f0;
  color: #1c5b2f;
}

.status-chip.warning {
  border-color: #f4d6a4;
  background: #fff1d6;
  color: #935400;
}

.status-chip.neutral {
  border-color: #cadfee;
  background: #edf6fc;
  color: #1c5872;
}

.template-grid,
.page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.9rem;
}

.qr-center-grid,
.qr-download-list {
  display: grid;
  gap: 1rem;
}

.qr-section {
  display: grid;
  gap: 0.9rem;
}

.qr-section-head h2 {
  margin: 0 0 0.25rem;
}

.qr-download-card,
.qr-empty-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbfd 100%);
  box-shadow: 0 10px 24px rgba(22, 48, 71, 0.05);
  display: grid;
  gap: 0.9rem;
}

.qr-download-card {
  grid-template-columns: minmax(0, 1fr) 180px;
  align-items: center;
}

.qr-download-card--compact {
  grid-template-columns: minmax(0, 1fr) 160px;
}

.qr-download-copy {
  min-width: 0;
  display: grid;
  gap: 0.35rem;
}

.qr-download-copy h3,
.qr-empty-card h3 {
  margin: 0;
}

.qr-download-preview {
  display: flex;
  justify-content: center;
}

.qr-download-preview img {
  width: min(180px, 100%);
  aspect-ratio: 1;
  object-fit: contain;
  border-radius: 18px;
  border: 1px solid #d9e4ec;
  background: #fff;
  padding: 0.6rem;
}

.qr-download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--touch-gap-min);
}

.qr-download-actions .btn {
  flex: 1 1 calc(33.333% - var(--touch-gap-min));
}

.template-card,
.page-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 0.95rem;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbfd 100%);
  box-shadow: 0 10px 24px rgba(22, 48, 71, 0.05);
  display: grid;
  gap: 0.8rem;
}

.page-card.sortable {
  cursor: grab;
  touch-action: none;
}

.page-card.dragging {
  border-color: #d8b163;
  background: linear-gradient(180deg, #fff8e8 0%, #fff2ca 100%);
  box-shadow: 0 18px 36px rgba(138, 86, 0, 0.18);
  transform: translateY(-3px) scale(1.01);
}

.template-head,
.page-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
}

.template-head h3,
.page-card h3 {
  margin: 0.25rem 0 0;
}

.template-preview {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.75rem;
  background: #fff;
  display: grid;
  gap: 0.22rem;
}

.page-card-title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.page-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--touch-gap-min);
}

.page-card-actions .status-chip {
  min-height: var(--touch-target);
  padding-inline: 0.9rem;
}

.module-list {
  display: grid;
  gap: 0.42rem;
}

.module-item {
  border: 1px solid rgba(22, 48, 71, 0.08);
  border-radius: 16px;
  padding: 0.75rem;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbfd 100%);
  display: grid;
  gap: 0.58rem;
  box-shadow: 0 8px 22px rgba(22, 48, 71, 0.05);
  transition:
    transform 120ms ease,
    box-shadow 120ms ease,
    border-color 120ms ease,
    background 120ms ease;
  will-change: transform;
}

.module-item.active {
  border-color: var(--brand);
  background: #eaf7f6;
  box-shadow:
    0 0 0 3px rgba(15, 118, 110, 0.16),
    0 14px 28px rgba(22, 48, 71, 0.08);
}

.module-item.dragging {
  border-color: #d8b163;
  background: linear-gradient(180deg, #fff8e8 0%, #fff2ca 100%);
  box-shadow: 0 18px 36px rgba(138, 86, 0, 0.18);
  transform: translateY(-3px) scale(1.01);
}

body[data-sort-mode="true"] .module-item.active:not(.dragging) {
  border-color: rgba(22, 48, 71, 0.08);
  background: linear-gradient(180deg, #ffffff 0%, #f8fbfd 100%);
  box-shadow: 0 8px 22px rgba(22, 48, 71, 0.05);
}

.module-item.sortable,
.preview-sort-item.sortable {
  cursor: grab;
}

body[data-sort-mode="true"] .module-item.sortable,
body[data-sort-mode="true"] .preview-sort-item.sortable {
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
}

.module-item.sortable:hover,
.preview-sort-item.sortable:hover {
  box-shadow: 0 14px 28px rgba(22, 48, 71, 0.08);
}

.module-item.sortable:active,
.preview-sort-item.sortable:active {
  cursor: grabbing;
}

.module-main {
  display: block;
}

.module-copy {
  min-width: 0;
}

.module-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  align-items: center;
  gap: 0.75rem;
}

.module-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.6rem;
}

.sort-chip,
.visibility-chip {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.22rem 0.64rem;
  font-size: 0.74rem;
  white-space: nowrap;
}

.sort-chip {
  background: #f0f7ff;
  color: #1f5370;
  border: 1px solid #cadfee;
}

.visibility-chip {
  background: #fff1d6;
  color: #935400;
  border: 1px solid #f4d6a4;
}

.module-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--touch-gap-min);
}

.module-actions .btn {
  flex: 1 1 calc(33.333% - var(--touch-gap-min));
  min-width: var(--touch-target);
  min-height: var(--touch-target);
  border-radius: 10px;
  padding: 0.55rem 0.75rem;
}

.module-actions .btn[disabled] {
  cursor: not-allowed;
  opacity: 0.55;
}

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

.modal-shell {
  position: fixed;
  inset: 0;
  z-index: 2300;
  display: grid;
  place-items: center;
  padding: 1.2rem;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 25, 35, 0.48);
}

.modal-card {
  position: relative;
  width: min(680px, calc(100vw - 2rem));
  max-height: calc(100vh - 2rem);
  overflow: auto;
  border-radius: 20px;
  border: 1px solid #cfe0ed;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbfd 100%);
  box-shadow: 0 28px 64px rgba(22, 48, 71, 0.22);
  padding: 1rem;
  display: grid;
  gap: 0.9rem;
}

.modal-head,
.modal-foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.8rem;
}

.modal-head h3 {
  margin: 0 0 0.25rem;
}

.modal-head-copy {
  display: grid;
  gap: 0.45rem;
}

.modal-body {
  display: grid;
  gap: 0.55rem;
}

.modal-foot {
  border-top: 1px solid #e1e8ef;
  padding-top: 0.85rem;
  align-items: center;
  justify-content: flex-end;
}

.modal-foot-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--touch-gap-min);
  justify-content: flex-end;
}

.modal-status-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
  padding: 0.26rem 0.68rem;
  font-size: 0.75rem;
  border: 1px solid #cadfee;
  background: #edf6fc;
  color: #1c5872;
}

.preview-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.8rem;
  gap: 0.8rem;
}

.preview-head-hint {
  margin-top: 0.18rem;
}

.preview-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--touch-gap-min);
  justify-content: flex-end;
}

.preview {
  width: min(430px, 100%);
  margin: 0 auto;
  min-height: 760px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  padding: 0.85rem;
  display: grid;
  gap: 0.65rem;
  contain: layout paint;
}

.mode-banner {
  background: #eef8ee;
  border-color: #bbdfc0;
  color: #1c5b2f;
}

.preview-banner {
  background: #edf6fc;
  border: 1px solid #cfe0ed;
  color: #1c5872;
}

.banner {
  background: #fff4ea;
  border: 1px solid #ffd7b1;
  color: #7f420d;
  border-radius: 10px;
  padding: 0.42rem;
  font-size: 0.82rem;
}

.box {
  border: 1px solid rgba(22, 48, 71, 0.08);
  border-radius: 18px;
  padding: 0.78rem;
  display: grid;
  gap: 0.5rem;
  background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
  box-shadow: 0 10px 24px rgba(22, 48, 71, 0.05);
  transition:
    transform 120ms ease,
    box-shadow 120ms ease,
    border-color 120ms ease,
    background 120ms ease;
  will-change: transform;
}

.preview-module-stack {
  display: grid;
  gap: 0.65rem;
}

.sort-insert-line {
  position: relative;
  height: 0;
  margin: 0.15rem 0 0.3rem;
  border-top: 3px solid var(--brand);
  border-radius: 999px;
  pointer-events: none;
}

.sort-insert-line::before,
.sort-insert-line::after {
  content: "";
  position: absolute;
  top: -7px;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--brand);
}

.sort-insert-line::before {
  left: 0;
}

.sort-insert-line::after {
  right: 0;
}

.preview-sort-item {
  position: relative;
}

.preview-sort-item.active {
  border-color: var(--brand);
  box-shadow:
    0 0 0 3px rgba(15, 118, 110, 0.16),
    0 14px 28px rgba(22, 48, 71, 0.08);
}

.preview-sort-item.dragging {
  border-color: #d8b163;
  background: linear-gradient(180deg, #fff8e8 0%, #fff2ca 100%);
  box-shadow: 0 18px 34px rgba(138, 86, 0, 0.2);
  transform: translateY(-3px) scale(1.01);
}

body[data-sort-mode="true"] .preview-sort-item.active:not(.dragging) {
  border-color: rgba(22, 48, 71, 0.08);
  box-shadow: 0 10px 24px rgba(22, 48, 71, 0.05);
}

.preview-sort-item.hidden-module {
  opacity: 0.72;
  border-style: dashed;
}

.drag-floating {
  position: fixed;
  z-index: 2200;
  left: 0;
  top: 0;
  margin: 0;
  pointer-events: none;
  transform-origin: top left;
  transition: none;
  cursor: grabbing;
  box-shadow: 0 24px 48px rgba(22, 48, 71, 0.18);
  border-color: #c2d7d3;
  background: linear-gradient(180deg, #ffffff 0%, #f4fbfa 100%);
}

.drag-floating.active,
.drag-floating.preview-sort-item.active {
  box-shadow: 0 24px 48px rgba(22, 48, 71, 0.18);
}

.drag-floating .module-actions,
.drag-floating a,
.drag-floating button,
.drag-floating iframe {
  pointer-events: none;
}

.preview-chip {
  justify-self: start;
}

.box h3,
.box h4,
.box p {
  margin: 0;
}

.social {
  display: flex;
  flex-wrap: wrap;
  gap: var(--touch-gap-min);
}

.social a,
.cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 999px;
  min-width: var(--touch-target);
  min-height: var(--touch-target);
  padding: 0.55rem 0.92rem;
  font-size: 0.8rem;
}

.social a {
  border: 1px solid #cfe0ed;
  background: #edf6fc;
  color: #1c5872;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--touch-gap-min);
}

.cta a {
  background: var(--brand);
  color: #fff;
}

.item a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-width: var(--touch-target);
  min-height: var(--touch-target);
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  border: 1px solid #cfe0ed;
  background: #edf6fc;
  color: #1c5872;
  text-decoration: none;
}

.link-disabled {
  opacity: 0.55;
}

.list {
  display: grid;
  gap: 0.38rem;
}

.item {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.45rem;
  background: #fff;
}

.item img {
  width: 100%;
  height: 110px;
  object-fit: cover;
  border-radius: 8px;
}

.item iframe {
  width: 100%;
  min-height: 200px;
  border: 0;
  border-radius: 8px;
}

.kpi {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}

.kpi div {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.4rem;
  text-align: center;
}

.kpi span {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
}

.kpi strong {
  font-size: 1.14rem;
}

.event-log {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.4rem;
  max-height: 150px;
  overflow: auto;
  font-size: 0.78rem;
}

.event-row {
  border-bottom: 1px dashed #d9e2eb;
  padding: 0.3rem 0;
}

.event-row:last-child {
  border-bottom: 0;
}

body[data-sort-mode="true"] .preview a,
body[data-sort-mode="true"] .preview iframe {
  pointer-events: none;
}

@media (max-width: 980px) {
  .workspace-shell {
    padding: 0.85rem;
  }

  .layout {
    grid-template-columns: 1fr;
  }

  .topbar {
    position: static;
    flex-direction: column;
    align-items: flex-start;
  }

  .actions {
    width: 100%;
  }

  .topbar-nav,
  .view-actions {
    width: 100%;
  }

  .topbar-nav .btn,
  .view-actions .btn {
    flex: 1 1 0;
  }

  .save-status {
    order: 10;
  }

  .view-head,
  .builder-head,
  .modal-head,
  .modal-foot,
  .preview-head {
    flex-direction: column;
    align-items: stretch;
  }

  .preview-actions {
    justify-content: stretch;
  }

  .preview-actions .btn {
    flex: 1 1 0;
  }

  .qr-download-card,
  .qr-download-card--compact {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .module-actions .btn {
    flex: 1 1 calc(50% - var(--touch-gap-min));
  }

  .module-actions .btn:last-child:nth-child(3n) {
    flex-basis: 100%;
  }

  .row.two-up {
    grid-template-columns: 1fr;
  }

  .modal-shell {
    padding: 0.75rem;
  }

  .modal-card {
    width: 100%;
    max-height: calc(100vh - 1.5rem);
    border-radius: 16px;
  }

  .modal-foot-actions .btn {
    flex: 1 1 0;
  }

  .qr-download-actions .btn {
    flex-basis: 100%;
  }
}