/* Lindic.net Cloud — responsive, cross-browser UI */
:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-hover: #273449;
  --text: #f1f5f9;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --danger: #f87171;
  --radius: 12px;
  --radius-sm: 8px;
  --tap: 44px;
  --header-h: 3.25rem;
  --tabbar-h: 4.25rem;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
  --app-height: 100vh;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

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

body.cloud-body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
  min-height: 100vh;
  min-height: var(--app-height);
  min-height: -webkit-fill-available;
  min-height: 100dvh;
  -webkit-tap-highlight-color: transparent;
}

body.modal-open { overflow: hidden; touch-action: none; }

.cloud-app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: var(--app-height);
  min-height: -webkit-fill-available;
  min-height: 100dvh;
}

.cloud-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--surface);
  border-bottom: 1px solid #334155;
  padding-top: var(--safe-t);
}

.cloud-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  min-height: var(--header-h);
}

.cloud-header-inner #app-title {
  margin: 0;
  min-width: 0;
  flex: 1 1 auto;
}
.cloud-header-inner .lindic-brand-logo {
  height: 1.85rem;
}

.cloud-nav { display: flex; gap: 0.25rem; }

.cloud-nav-top {
  display: none;
  padding: 0 1rem 0.65rem;
  flex-wrap: wrap;
}

.cloud-nav-bottom {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  background: var(--surface);
  border-top: 1px solid #334155;
  padding: 0.35rem 0.25rem calc(0.35rem + var(--safe-b));
  justify-content: space-around;
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.25);
}

.cloud-tab {
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  min-height: var(--tap);
  min-width: var(--tap);
  padding: 0.35rem 0.5rem;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.7rem;
  cursor: pointer;
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
  transition: color 0.2s ease, background-color 0.2s ease, transform 0.15s ease;
}

.cloud-nav-top .cloud-tab {
  flex-direction: row;
  font-size: 0.85rem;
  border: 1px solid #475569;
  padding: 0.45rem 0.75rem;
}

.cloud-tab .nav-icon { font-size: 1.25rem; line-height: 1; }
.cloud-nav-top .cloud-tab .nav-icon { font-size: 1rem; }

.cloud-tab.active {
  color: var(--accent);
  background: rgba(56, 189, 248, 0.12);
}

.cloud-nav-top .cloud-tab.active {
  border-color: var(--accent);
  background: rgba(56, 189, 248, 0.08);
}

.cloud-tab:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

@media (hover: hover) {
  .cloud-tab:hover { color: var(--text); background: rgba(255, 255, 255, 0.05); }
  .folder-row:hover { background: var(--surface-hover); }
}

@media (prefers-reduced-motion: reduce) {
  .cloud-tab, .view-panel, .modal, .cloud-toast, .alert {
    transition: none !important;
    animation: none !important;
  }
}

.cloud-main {
  flex: 1;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 1rem;
  padding-bottom: calc(var(--tabbar-h) + var(--safe-b) + 1rem);
}

.logged-in .cloud-main { animation: cloudFadeIn 0.35s ease; }

@keyframes cloudFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.view-panel { animation: cloudFadeIn 0.25s ease; }

@media (min-width: 768px) {
  .cloud-nav-bottom { display: none !important; }
  .cloud-nav-top { display: flex; }
  .cloud-main { padding-bottom: 1.5rem; }
}

@media (min-width: 1024px) {
  .cloud-main { padding: 1.25rem 1.5rem 2rem; }
  .groups-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
}

.panel {
  background: var(--surface);
  padding: 1.25rem;
  border-radius: var(--radius);
  max-width: 420px;
  width: 100%;
}

.logged-out .cloud-main {
  padding-bottom: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: calc(var(--app-height) - var(--header-h));
}

#view-auth {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
  gap: 0.75rem;
}

#view-auth .panel {
  margin: 0;
}

#view-auth .status {
  text-align: center;
  width: 100%;
}

.logged-out .cloud-header-inner {
  justify-content: center;
}

.logged-out .cloud-header-inner #btn-logout {
  display: none;
}

.breadcrumb-stats {
  font-size: 0.82rem;
  margin-bottom: 0.15rem;
}

.group-stats {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.82rem;
}

.row-sub {
  display: block;
  font-size: 0.82rem;
  margin-top: 0.1rem;
}

.logged-out .cloud-nav-bottom,
.logged-out .cloud-nav-top { display: none !important; }

.panel label { display: block; margin-bottom: 0.85rem; font-size: 0.9rem; color: var(--muted); }

.panel input[type=email], .panel input[type=text], .panel input[type=password],
.panel input[type=number], .panel input[type=search], .panel select, .panel textarea,
.search-form input, .modal-box input, .modal-box select, .modal-box textarea, #acl-form select {
  display: block;
  width: 100%;
  margin-top: 0.3rem;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid #475569;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-size: 16px;
  appearance: none;
  -webkit-appearance: none;
}

.search-form input { margin-top: 0; }

.panel input:focus, .panel select:focus, .panel textarea:focus,
.search-form input:focus, .modal-box input:focus, .modal-box select:focus, .modal-box textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.25);
}

.btn {
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.6rem 1rem;
  min-height: var(--tap);
  cursor: pointer;
  background: #334155;
  color: var(--text);
  font: inherit;
  font-size: 0.9rem;
  touch-action: manipulation;
  transition: background-color 0.15s ease, transform 0.1s ease;
}

.btn:active { transform: scale(0.98); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn.primary { background: var(--accent); color: #0f172a; font-weight: 600; }
.btn.danger { background: #7f1d1d; color: #fecaca; }
.btn.tiny { min-height: 36px; min-width: 36px; padding: 0.3rem 0.55rem; font-size: 0.75rem; }
.btn.small { min-height: 38px; padding: 0.4rem 0.7rem; font-size: 0.82rem; }
.btn-logout { min-height: 38px; padding: 0.4rem 0.75rem; font-size: 0.85rem; }
a.btn { text-decoration: none; }
.upload-label { cursor: pointer; }
.hidden { display: none !important; }
.status, .muted { color: var(--muted); font-size: 0.85rem; }

.toolbar {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
  flex-wrap: wrap;
  align-items: center;
}

.breadcrumb {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  margin-bottom: 0.65rem;
}

.breadcrumb.hidden { display: none !important; }

.breadcrumb-path {
  width: 100%;
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.4;
  word-break: break-all;
}

.file-list { list-style: none; padding: 0; margin: 0; }
.file-list.is-loading { opacity: 0.55; pointer-events: none; transition: opacity 0.15s ease; }

.file-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.75rem;
  background: var(--surface);
  border-radius: var(--radius-sm);
  margin-bottom: 0.4rem;
  word-break: break-word;
}

.row-main {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex: 1;
  min-width: 0;
}

.row-thumb {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 8px;
  overflow: hidden;
  background: #1e293b;
  display: flex;
  align-items: center;
  justify-content: center;
}

.row-thumb-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.row-thumb-icon svg {
  display: block;
  max-width: 100%;
  max-height: 100%;
}

.row-meta {
  flex: 1;
  min-width: 0;
}

.row-name {
  display: block;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.row-sub {
  display: block;
  font-size: 0.78rem;
  margin-top: 0.12rem;
}

.file-row > span:first-child,
.file-row .row-label { flex: 1; min-width: 0; }
.folder-row { cursor: pointer; }
.folder-row .row-name { font-weight: 600; }

.file-open-row { cursor: pointer; }
@media (hover: hover) {
  .file-open-row:hover { background: rgba(148, 163, 184, 0.08); }
}

.file-view-box {
  width: min(960px, 96vw);
  max-height: min(92vh, 900px);
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}

.file-view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid #334155;
}

.file-view-header h3 {
  margin: 0;
  font-size: 1rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-view-titles {
  flex: 1;
  min-width: 0;
}

.file-view-path {
  margin: 0.2rem 0 0;
  font-size: 0.78rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-view-actions {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
}

.file-view-body {
  flex: 1;
  overflow: auto;
  padding: 1rem;
  min-height: 200px;
  max-height: calc(92vh - 4.5rem);
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0b1220;
}

.file-view-image {
  max-width: 100%;
  max-height: calc(92vh - 6rem);
  object-fit: contain;
  border-radius: 4px;
}

.file-view-video {
  max-width: 100%;
  max-height: calc(92vh - 6rem);
  border-radius: 4px;
  background: #000;
}

.file-view-audio {
  width: min(100%, 480px);
}

.file-view-frame {
  width: 100%;
  height: calc(92vh - 6rem);
  min-height: 320px;
  border: none;
  border-radius: 4px;
  background: #fff;
}

.file-view-text {
  width: 100%;
  max-height: calc(92vh - 6rem);
  overflow: auto;
  margin: 0;
  padding: 0.85rem;
  background: var(--surface);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
  align-self: stretch;
}

.preview-image-wrap {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.preview-zoomable {
  transform-origin: center center;
  transition: transform 0.15s ease;
}

.preview-toolbar {
  display: flex;
  gap: 0.35rem;
  align-items: center;
  flex-wrap: wrap;
  width: 100%;
  justify-content: center;
}

.preview-pdf-wrap,
.preview-3d-mount {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.preview-pdf-canvas,
.preview-cad-canvas {
  max-width: 100%;
  border-radius: 4px;
  background: #fff;
}

.preview-3d-mount canvas {
  width: 100% !important;
  max-height: calc(92vh - 8rem);
  border-radius: 4px;
}

.preview-page-label {
  min-width: 4.5rem;
  text-align: center;
}

.preview-fallback,
.preview-pending {
  text-align: center;
  max-width: 28rem;
  padding: 1rem;
}

.preview-fallback .btn {
  margin-top: 0.75rem;
}

.file-view-box.modal-wide {
  width: min(1100px, 98vw);
}

.row-menu-wrap {
  position: relative;
  display: inline-flex;
  flex-shrink: 0;
}

.row-menu-btn {
  min-width: 2rem;
  padding: 0.25rem 0.45rem;
  line-height: 1;
  font-size: 1.1rem;
  letter-spacing: -0.05em;
}

.row-menu-popover {
  position: absolute;
  top: calc(100% + 0.25rem);
  right: 0;
  z-index: 40;
  min-width: 9.5rem;
  background: var(--surface-elevated, #1e293b);
  border: 1px solid #334155;
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  padding: 0.25rem 0;
}

.row-menu-popover.hidden { display: none; }

.row-menu-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.55rem 0.85rem;
  background: transparent;
  border: none;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.row-menu-item:hover,
.row-menu-item:focus-visible {
  background: rgba(148, 163, 184, 0.15);
}

.row-menu-item.danger { color: #f87171; }

.row-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}

@media (max-width: 479px) {
  .file-row { flex-direction: column; align-items: stretch; }
  .row-actions {
    width: 100%;
    justify-content: flex-start;
    padding-top: 0.35rem;
    border-top: 1px solid #334155;
  }
  .toolbar .btn { flex: 1; }
}

.alert {
  padding: 0.75rem 1rem;
  background: #422006;
  border: 1px solid #f59e0b;
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  animation: cloudFadeIn 0.3s ease;
}

.alert-confirm {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.alert-confirm .alert-text {
  flex: 1;
  min-width: 0;
}

.alert-confirm .alert-ok {
  flex-shrink: 0;
}

#alerts.hidden { display: none !important; }

.sub-panel {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid #334155;
}

.sub-panel h3 { margin: 0 0 0.75rem; font-size: 1rem; }
.hint-row, .dup-set { margin-bottom: 0.5rem; display: flex; flex-wrap: wrap; gap: 0.35rem; align-items: center; }

.dup-set-card {
  border: 1px solid #334155;
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  margin-bottom: 0.75rem;
  background: rgba(15, 23, 42, 0.35);
}

.dup-set-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}

.dup-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.dup-exact { background: #14532d; color: #bbf7d0; }
.dup-content { background: #422006; color: #fde68a; }
.dup-partial { background: #312e81; color: #c7d2fe; }

.dup-member-list {
  list-style: none;
  margin: 0 0 0.75rem;
  padding: 0;
}

.dup-member-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.65rem;
  padding: 0.55rem 0;
  border-top: 1px solid #334155;
}

.dup-member-row.is-canonical { border-left: 3px solid #22c55e; padding-left: 0.5rem; }
.dup-member-row.is-marked-dup { opacity: 0.85; }

.dup-member-meta { flex: 1; min-width: 0; }
.dup-member-path, .dup-member-stats { font-size: 0.82rem; margin-top: 0.15rem; }
.dup-tags { font-size: 0.78rem; color: #94a3b8; }

.dup-member-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
}

.dup-resolve {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.dup-keep-select {
  min-width: 10rem;
  max-width: 100%;
}

.dup-auto-rule {
  flex-basis: 100%;
  font-size: 0.85rem;
}

.dup-compare-body { overflow: auto; max-height: calc(92vh - 8rem); }

.dup-compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.dup-compare-table th,
.dup-compare-table td {
  border: 1px solid #334155;
  padding: 0.45rem 0.55rem;
  text-align: left;
  vertical-align: top;
}

.dup-compare-table thead th { background: rgba(51, 65, 85, 0.45); }
.dup-field-diff { background: rgba(127, 29, 29, 0.18); }

.groups-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.85rem;
}

.group-card {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  padding-bottom: 0.75rem;
  touch-action: manipulation;
  transition: transform 0.15s ease;
}

.group-card .row-menu-wrap {
  position: absolute;
  top: 0.45rem;
  right: 0.45rem;
  z-index: 5;
}

.group-card .row-menu-btn {
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: blur(4px);
}

.group-card-body { cursor: pointer; }
.group-cover-wrap { cursor: pointer; }

.group-card:active { transform: scale(0.98); }

.group-cover-wrap {
  position: relative;
  width: 100%;
  padding-top: 100%;
  background: #334155;
  overflow: hidden;
}

@supports (aspect-ratio: 1) {
  .group-cover-wrap { padding-top: 0; aspect-ratio: 1; }
}

.group-cover {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

@supports (aspect-ratio: 1) {
  .group-cover { position: static; height: auto; }
}

.group-card h4 {
  margin: 0.5rem 0.75rem 0.25rem;
  font-size: 0.92rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.group-card p {
  margin: 0 0.75rem;
  font-size: 0.78rem;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.resource-acl-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-height: min(60vh, 420px);
  overflow-y: auto;
}

.resource-acl-row {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 0.75rem;
  background: var(--surface);
  border-radius: var(--radius-sm);
  border: 1px solid #334155;
}

.resource-acl-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
  font-size: 0.85rem;
}

.resource-acl-toggles label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.device-card {
  background: var(--surface);
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 0.5rem;
  border: 1px solid #334155;
}

.device-card.current { border-color: var(--accent); }

.device-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
  font-size: 0.85rem;
}

.device-toggles label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: var(--tap);
}

.search-form { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.search-form input { flex: 1; min-width: 0; }
.settings-panel { max-width: 480px; }
.share-ul { list-style: none; padding: 0; }
.share-ul li { margin-bottom: 0.35rem; font-size: 0.85rem; word-break: break-all; }

.header-actions {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
}

.share-perm-fieldset {
  border: 1px solid #334155;
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
  margin: 0 0 0.85rem;
}

.share-perm-fieldset label {
  display: block;
  margin-bottom: 0.35rem;
}

.shares-manage-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-height: calc(92vh - 10rem);
  overflow: auto;
}

.share-manage-card {
  border: 1px solid #334155;
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  background: rgba(15, 23, 42, 0.35);
}

.share-manage-head {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.35rem;
}

.share-status-badge {
  font-size: 0.75rem;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  background: #14532d;
  color: #bbf7d0;
}

.share-status-ended .share-status-badge,
.share-status-expired .share-status-badge,
.share-status-exhausted .share-status-badge {
  background: #422006;
  color: #fde68a;
}

.share-manage-meta, .share-manage-link {
  font-size: 0.82rem;
  margin-bottom: 0.35rem;
}

.share-manage-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.events-search-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.events-search-form input[type=search] {
  flex: 1;
  min-width: 8rem;
}

.events-list {
  max-height: calc(92vh - 12rem);
  overflow: auto;
}

.events-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.events-table th,
.events-table td {
  border: 1px solid #334155;
  padding: 0.4rem 0.5rem;
  text-align: left;
  vertical-align: top;
}

.events-table thead th {
  background: rgba(51, 65, 85, 0.45);
}

.modal {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 100;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.modal:not(.hidden) { animation: modalBgIn 0.25s ease; }

@keyframes modalBgIn { from { opacity: 0; } to { opacity: 1; } }

.modal-backdrop {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.6);
}

.modal-box {
  position: relative;
  z-index: 1;
  background: var(--surface);
  border-radius: var(--radius) var(--radius) 0 0;
  width: 100%;
  max-width: 400px;
  max-height: 90vh;
  max-height: 90dvh;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  padding: 1.25rem;
  padding-bottom: calc(1.25rem + var(--safe-b));
  animation: modalSlideUp 0.3s ease;
}

.modal-box.modal-wide { max-width: 520px; }

@keyframes modalSlideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

@media (min-width: 640px) {
  .modal { align-items: center; padding: 1rem; }
  .modal-box {
    border-radius: var(--radius);
    max-height: 85vh;
    max-height: 85dvh;
    animation: modalPopIn 0.25s ease;
  }
  @keyframes modalPopIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
  }
}

.modal-box label { display: block; margin-bottom: 0.65rem; font-size: 0.9rem; }
.form-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.inline-form { display: flex; gap: 0.35rem; margin: 0.5rem 0; align-items: center; }
.inline-form input { flex: 1; min-width: 0; }
.group-modal-files { margin-top: 1rem; border-top: 1px solid #334155; padding-top: 0.75rem; }
.view-panel.hidden { display: none !important; }

.share-public { max-width: 640px; margin: 0 auto; padding-bottom: 1rem; width: 100%; }
.share-public-wrap { padding-bottom: 1.5rem; max-width: 640px; }
.share-public h2 { margin: 0.25rem 0 1rem; font-size: 1.1rem; color: var(--muted); }

.acl-list { list-style: none; padding: 0; margin: 1rem 0 0; font-size: 0.85rem; color: var(--muted); }
.acl-list li { padding: 0.35rem 0; border-bottom: 1px solid #334155; }
#acl-form label { display: block; margin: 0.5rem 0; font-size: 0.9rem; }

.cloud-toast {
  position: fixed;
  left: 50%;
  bottom: calc(var(--tabbar-h) + var(--safe-b) + 0.75rem);
  transform: translateX(-50%);
  z-index: 200;
  background: #334155;
  color: var(--text);
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  font-size: 0.9rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  max-width: calc(100% - 2rem);
  text-align: center;
  pointer-events: none;
  animation: toastIn 0.3s ease;
}

@media (min-width: 768px) {
  .cloud-toast { bottom: calc(1.5rem + var(--safe-b)); }
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.upload-progress {
  position: fixed;
  top: calc(var(--header-h) + var(--safe-t) + 0.5rem);
  left: 50%;
  transform: translateX(-50%);
  z-index: 60;
  background: var(--surface);
  border: 1px solid #334155;
  border-radius: var(--radius);
  padding: 0.65rem 1rem 0.75rem;
  font-size: 0.85rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  min-width: min(320px, calc(100% - 2rem));
  max-width: calc(100% - 2rem);
}

.upload-progress-file {
  font-size: 0.78rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.2rem;
}

.upload-progress-label {
  font-weight: 600;
  line-height: 1.35;
}

.upload-progress.hidden { display: none !important; }

.upload-progress-bar {
  height: 4px;
  background: #334155;
  border-radius: 2px;
  margin-top: 0.45rem;
  overflow: hidden;
}

.upload-progress-fill {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.2s ease;
}

/* —— Light theme & system (prefers-color-scheme) —— */
[data-theme="light"] {
  color-scheme: light;
  --bg: #f1f5f9;
  --surface: #ffffff;
  --surface-hover: #f8fafc;
  --text: #0f172a;
  --muted: #64748b;
  --accent: #0284c7;
  --danger: #dc2626;
}

@media (prefers-color-scheme: light) {
  [data-theme="system"] {
    color-scheme: light;
    --bg: #f1f5f9;
    --surface: #ffffff;
    --surface-hover: #f8fafc;
    --text: #0f172a;
    --muted: #64748b;
    --accent: #0284c7;
    --danger: #dc2626;
  }
}

[data-theme="light"] .cloud-header,
[data-theme="light"] .cloud-nav-bottom,
[data-theme="light"] .row-thumb,
[data-theme="light"] .row-thumb-icon {
  background: #e2e8f0;
}

@media (prefers-color-scheme: light) {
  [data-theme="system"] .row-thumb,
  [data-theme="system"] .row-thumb-icon {
    background: #e2e8f0;
  }
}

[data-theme="light"] .file-row,
[data-theme="light"] .panel,
[data-theme="light"] .modal,
[data-theme="light"] .cloud-tab,
[data-theme="light"] .upload-progress,
[data-theme="light"] input,
[data-theme="light"] select,
[data-theme="light"] textarea {
  border-color: #cbd5e1;
}

@media (prefers-color-scheme: light) {
  [data-theme="system"] .cloud-header,
  [data-theme="system"] .cloud-nav-bottom,
  [data-theme="system"] .file-row,
  [data-theme="system"] .panel,
  [data-theme="system"] .modal,
  [data-theme="system"] .cloud-tab,
  [data-theme="system"] .upload-progress,
  [data-theme="system"] input,
  [data-theme="system"] select,
  [data-theme="system"] textarea {
    border-color: #cbd5e1;
  }
}

[data-theme="light"] .cloud-nav-bottom,
[data-theme="light"] .upload-progress {
  box-shadow: 0 -2px 12px rgba(15, 23, 42, 0.08);
}

@media (prefers-color-scheme: light) {
  [data-theme="system"] .cloud-nav-bottom,
  [data-theme="system"] .upload-progress {
    box-shadow: 0 -2px 12px rgba(15, 23, 42, 0.08);
  }
}

[data-theme="light"] .btn,
[data-theme="light"] .cloud-tab {
  background: #e2e8f0;
  color: #0f172a;
}

@media (prefers-color-scheme: light) {
  [data-theme="system"] .btn,
  [data-theme="system"] .cloud-tab {
    background: #e2e8f0;
    color: #0f172a;
  }
}

[data-theme="light"] .btn.primary,
[data-theme="light"] .cloud-tab.active {
  background: var(--accent);
  color: #fff;
}

@media (prefers-color-scheme: light) {
  [data-theme="system"] .btn.primary,
  [data-theme="system"] .cloud-tab.active {
    background: var(--accent);
    color: #fff;
  }
}

[data-theme="light"] .upload-progress-bar {
  background: #e2e8f0;
}

@media (prefers-color-scheme: light) {
  [data-theme="system"] .upload-progress-bar {
    background: #e2e8f0;
  }
}

[data-theme="light"] .cloud-toast,
[data-theme="light"] .pwa-install {
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.12);
}

@media (prefers-color-scheme: light) {
  [data-theme="system"] .cloud-toast,
  [data-theme="system"] .pwa-install {
    box-shadow: 0 4px 24px rgba(15, 23, 42, 0.12);
  }
}

/* PWA install banner */
.pwa-install {
  position: fixed;
  bottom: calc(var(--tabbar-h) + var(--safe-b) + 0.75rem);
  left: 50%;
  transform: translateX(-50%);
  z-index: 55;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  max-width: min(420px, calc(100% - 1.5rem));
  padding: 0.65rem 0.85rem;
  background: var(--surface);
  border: 1px solid #334155;
  border-radius: var(--radius);
  font-size: 0.85rem;
}

.pwa-install.hidden { display: none !important; }

.pwa-install #pwa-install-text { flex: 1 1 12rem; }

@media (min-width: 768px) {
  .pwa-install {
    bottom: 1rem;
    left: auto;
    right: 1rem;
    transform: none;
  }
}