:root {
  color-scheme: light;
  --bg: #f6f7f2;
  --surface: #ffffff;
  --surface-soft: #eef3f7;
  --surface-muted: #f1f3ef;
  --text: #172026;
  --muted: #66727d;
  --muted-strong: #4c5660;
  --border: #d8dfdf;
  --border-soft: #e6ebeb;
  --accent: #116b5d;
  --accent-strong: #0c4f46;
  --accent-soft: #e2efec;
  --gold: #b98f2d;
  --gold-soft: #f6ecd2;
  --danger: #a73535;
  --strong: #1f7a52;
  --good: #4f8f57;
  --weak: #b08526;
  --poor: #9aa3ab;
  --shadow: 0 18px 40px rgba(23, 32, 38, 0.08);
  --shadow-soft: 0 6px 18px rgba(23, 32, 38, 0.06);
  --shadow-strong: 0 28px 60px rgba(23, 32, 38, 0.18);
  --tree-width: 340px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(246, 247, 242, 0.94)),
    var(--bg);
  color: var(--text);
  transition: padding-left 200ms ease;
}

@media (min-width: 1024px) {
  body.tree-open { padding-left: var(--tree-width); }
  body.tree-open #treeScrim { display: none; }
}

button,
input,
select {
  font: inherit;
}

/* Default size for inline icons inside any interactive control. Specific
   class-scoped rules (.brand-mark svg 22px, .nav-pill svg 18px, etc.) have
   higher specificity so they override this. Catches places that previously
   relied on the lucide CDN bundle's implicit sizing. */
button svg,
a svg,
label svg {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px clamp(18px, 4vw, 48px);
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 10;
}

/* ---------- header: three zones (left identity | divider | right account) ---------- */

.brand-left {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  flex: 1 1 auto;
}

.brand-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  padding-left: 16px;
}

@media (min-width: 1024px) {
  .brand-right {
    border-left: 1px solid var(--border-soft);
  }
}

.brand-home {
  display: inline-grid;
  place-items: center;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  outline-offset: 2px;
}

.brand-home:hover .brand-mark,
.brand-home:focus-visible .brand-mark {
  transform: scale(1.04);
  box-shadow: 0 4px 14px rgba(23, 32, 38, 0.18);
}

.brand-title-link {
  color: inherit;
  text-decoration: none;
  border-radius: 6px;
}

.brand-title-link:hover {
  color: var(--accent-strong);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(140deg, var(--accent-strong), var(--text));
  color: #fff;
  flex: 0 0 auto;
  transition: transform 120ms ease, box-shadow 120ms ease;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.10), 0 1px 2px rgba(23, 32, 38, 0.08);
}
.brand-mark svg { width: 22px; height: 22px; }

.brand-text { min-width: 0; }
.brand-text h1 {
  margin: 0;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  line-height: 1.1;
  letter-spacing: -0.005em;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* ---------- nav-pill (tree-toggle): bigger hit target, hover backdrop ---------- */
.nav-pill {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--muted-strong);
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease;
  flex: 0 0 auto;
}
.nav-pill:hover,
.nav-pill:focus-visible {
  background: var(--surface-muted);
  color: var(--text);
  outline: none;
}
.nav-pill svg { width: 18px; height: 18px; }

/* ---------- avatar capsule (the only thing on the right) ---------- */
.avatar-capsule {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px 4px 4px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, box-shadow 120ms ease;
}
.avatar-capsule:hover,
.avatar-capsule:focus-visible,
.avatar-capsule[aria-expanded="true"] {
  background: var(--surface-soft);
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 1px 2px rgba(23, 32, 38, 0.06);
}
.avatar-disc {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--avatar-bg, var(--accent));
  color: #fff;
  font-weight: 700;
  font-size: 0.86rem;
  letter-spacing: 0.02em;
  line-height: 1;
  flex: 0 0 auto;
  text-transform: uppercase;
}
.avatar-chevron {
  width: 14px !important;
  height: 14px !important;
  color: var(--muted);
  transition: transform 160ms ease, color 120ms ease;
}
.avatar-capsule[aria-expanded="true"] .avatar-chevron {
  transform: rotate(180deg);
  color: var(--accent-strong);
}

/* Stats line now lives alone under the wordmark — purely informational. */
.brand-meta {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  font-variant-numeric: tabular-nums;
}

@media (max-width: 720px) {
  .brand-tag { display: none; }
  .brand-meta {
    max-width: 38vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}
@media (max-width: 480px) {
  .brand-meta { display: none; }
  .brand-mark { width: 36px; height: 36px; }
  .brand-mark svg { width: 18px; height: 18px; }
}

.brand-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--muted-strong);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.app-footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto 40px;
  padding-top: 18px;
  border-top: 1px solid var(--border-soft);
  color: var(--muted);
  font-size: 0.84rem;
  text-align: center;
}

.app-footer p {
  margin: 0;
}

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

/* ---------- login page ---------- */

.login-body {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
}

.login-shell {
  width: min(420px, 100%);
  display: grid;
  gap: 18px;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.login-brand h1 {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.15;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.login-brand p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.login-form {
  display: grid;
  gap: 14px;
}

.login-field {
  display: grid;
  gap: 6px;
}

.login-field span {
  color: var(--muted-strong);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.login-field input {
  width: 100%;
  min-height: 42px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fbfcfb;
  color: var(--text);
  font-size: 1rem;
  outline: none;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.login-field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.login-error {
  margin: 0;
  padding: 10px 12px;
  border: 1px solid #ecbcbc;
  border-radius: 10px;
  background: #fbeeee;
  color: var(--danger);
  font-size: 0.86rem;
  font-weight: 600;
}

.login-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  border: 0;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
  transition: background 120ms ease;
}

.login-form button:hover:not(:disabled) {
  background: var(--accent-strong);
}

.login-form button:disabled {
  opacity: 0.7;
  cursor: progress;
}

.login-form button svg {
  width: 18px;
  height: 18px;
}

.login-footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
}

.login-footer strong {
  color: var(--text);
}

/* ---------- admin page ---------- */

.admin-section {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow-soft);
  margin-bottom: 20px;
  max-width: 720px;
}

.admin-section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin: 0 0 18px;
}

.admin-section-header h2 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.005em;
}

.admin-section-sub {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.admin-form {
  display: grid;
  gap: 18px;
}

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

.admin-field-label {
  color: var(--muted-strong);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.admin-field > input {
  width: 100%;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fbfcfb;
  color: var(--text);
  font-size: 16px;
  outline: none;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.admin-field > input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.role-picker {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.role-option {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  align-items: center;
  gap: 4px 12px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text);
  text-align: left;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease, box-shadow 120ms ease, transform 80ms ease;
}

.role-option svg {
  grid-row: 1 / span 2;
  width: 22px;
  height: 22px;
  color: var(--muted);
  transition: color 120ms ease;
}

.role-option .role-name {
  font-weight: 800;
  font-size: 0.98rem;
}

.role-option .role-help {
  color: var(--muted);
  font-size: 0.82rem;
}

.role-option:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.role-option.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.role-option.is-active svg,
.role-option.is-active .role-name {
  color: var(--accent-strong);
}

.admin-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 2px;
  font-size: 0.88rem;
  color: var(--muted-strong);
  cursor: pointer;
  user-select: none;
}

.admin-checkbox input {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}

.admin-form button[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  border: 0;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
  padding: 0 22px;
  justify-self: start;
  transition: background 120ms ease;
}

.admin-form button[type="submit"]:hover:not(:disabled) {
  background: var(--accent-strong);
}

.admin-form button[type="submit"]:disabled {
  opacity: 0.6;
  cursor: progress;
}

.admin-form button svg {
  width: 18px;
  height: 18px;
}

/* Role chips on user rows */

.role-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.role-chip svg {
  width: 12px;
  height: 12px;
}

.role-chip.is-admin {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.role-chip.is-viewer {
  background: var(--gold-soft);
  color: var(--gold);
}

.user-row-you {
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--muted-strong);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.user-row-left {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.user-row-top {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.user-row-top strong {
  font-size: 0.98rem;
  word-break: break-all;
}

.admin-creds {
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px solid var(--accent);
  border-radius: 12px;
  background: var(--accent-soft);
}

.admin-creds-title {
  margin: 0 0 10px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-strong);
  font-weight: 800;
}

.admin-creds dl {
  margin: 0;
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 14px;
  row-gap: 6px;
}

.admin-creds dt {
  color: var(--muted-strong);
  font-weight: 600;
}

.admin-creds dd {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.admin-creds code {
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.95rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px 10px;
  user-select: all;
}

.admin-creds-note {
  margin: 10px 0 0;
  color: var(--muted-strong);
  font-size: 0.84rem;
}

.users-list {
  display: grid;
  gap: 8px;
}

.user-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  background: var(--surface);
}

.user-row-main {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.user-row-main strong {
  font-size: 0.95rem;
  word-break: break-all;
}

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

.user-row-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.user-row-delete {
  color: var(--danger);
  border-color: #ecbcbc;
}

.user-row-delete:hover:not(:disabled) {
  background: #fbeeee;
  border-color: var(--danger);
}

.upload-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--accent);
  border-radius: 10px;
  background: var(--surface);
  color: var(--accent-strong);
  font-weight: 700;
  cursor: pointer;
  transition: background 120ms ease;
}

.upload-button:hover:not(:disabled) {
  background: var(--accent-soft);
}

.upload-button:disabled {
  opacity: 0.6;
  cursor: progress;
}

.upload-button svg {
  width: 16px;
  height: 16px;
}

@media (max-width: 720px) {
  .admin-row {
    grid-template-columns: 1fr;
  }
  .admin-section {
    padding: 16px;
  }
  .user-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .role-picker { grid-template-columns: 1fr; }
}

/* ---------- header header-icon hook ---------- */
/* .header-icon retired — replaced by .nav-pill (see top of header section). */

/* ---------- second upload button (folder) ---------- */
.upload-button-secondary {
  background: var(--surface-soft);
  border-color: var(--border);
  color: var(--muted-strong);
}
.upload-button-secondary:hover:not(:disabled) {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-strong);
}

/* ---------- drag-and-drop overlay ---------- */
.drop-overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: rgba(17, 107, 93, 0.12);
  backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 150ms ease;
}
.drop-overlay.is-open { opacity: 1; pointer-events: auto; }
.drop-overlay-inner {
  background: var(--surface);
  border: 2px dashed var(--accent);
  border-radius: 18px;
  padding: 36px 44px;
  text-align: center;
  box-shadow: var(--shadow-strong);
}
.drop-overlay-inner svg {
  width: 48px;
  height: 48px;
  color: var(--accent);
}
.drop-overlay-inner p {
  margin: 12px 0 4px;
  font-size: 1.05rem;
  font-weight: 800;
}
.drop-overlay-inner span {
  color: var(--muted);
  font-size: 0.86rem;
}

/* ---------- upload progress modal ---------- */
.upload-modal,
.move-dialog {
  position: fixed;
  z-index: 70;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -45%) scale(0.97);
  width: min(540px, calc(100% - 24px));
  max-height: 80vh;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-strong);
  opacity: 0;
  transition: opacity 160ms ease, transform 160ms ease;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.upload-modal.is-open,
.move-dialog.is-open {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}
.upload-modal-header,
.move-dialog .upload-modal-header {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.upload-modal-header h2 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
}
.upload-modal-body {
  padding: 16px 18px;
  overflow-y: auto;
  min-height: 0;
}
.upload-modal-footer,
.move-dialog .upload-modal-footer {
  padding: 12px 18px 16px;
  border-top: 1px solid var(--border-soft);
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
}

/* Move-dialog footer buttons: Cancel = text-button, Move = primary CTA.
   Cancel was previously sized by .info-button (a 28x28 icon class) which
   clipped the word "Cancel"; Move's .similar-button styles only applied
   inside .panel-actions, so it had no padding/colour here. */
.move-dialog .upload-modal-footer .info-button,
.move-dialog .upload-modal-footer #moveDialogCancel {
  width: auto;
  height: auto;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted-strong);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.move-dialog .upload-modal-footer .info-button:hover,
.move-dialog .upload-modal-footer #moveDialogCancel:hover {
  background: var(--surface-soft);
  color: var(--text);
}

.move-dialog .upload-modal-footer .similar-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
}
.move-dialog .upload-modal-footer .similar-button:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}
.move-dialog .upload-modal-footer .similar-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.move-dialog .upload-modal-footer .similar-button svg { color: #fff; }

.upload-progress {
  margin-bottom: 12px;
}
.upload-progress-bar {
  width: 100%;
  height: 8px;
  background: var(--surface-soft);
  border-radius: 999px;
  overflow: hidden;
}
.upload-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  transition: width 240ms ease;
}
.upload-progress-text {
  margin: 8px 0 0;
  color: var(--muted-strong);
  font-size: 0.88rem;
}

.upload-file-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}
.upload-file-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 12px;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  background: var(--surface);
  font-size: 0.88rem;
}
.upload-file-meta {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.upload-file-status {
  font-weight: 700;
  color: var(--muted);
  text-transform: lowercase;
  white-space: nowrap;
}
.upload-file-row.is-done { border-color: #c5e6d0; background: #f1f9f4; }
.upload-file-row.is-done .upload-file-status { color: var(--accent-strong); }
.upload-file-row.is-duplicate { border-color: #f0dfae; background: #fbf6e7; }
.upload-file-row.is-duplicate .upload-file-status { color: var(--gold); }
.upload-file-row.is-error { border-color: #ecbcbc; background: #fbeeee; }
.upload-file-row.is-error .upload-file-status { color: var(--danger); }

/* ---------- tree drawer ---------- */
.tree-drawer {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  width: min(var(--tree-width), 100vw);
  background: var(--surface);
  border-right: 1px solid var(--border);
  box-shadow: var(--shadow-strong);
  transform: translateX(-100%);
  transition: transform 200ms ease;
  z-index: 55;
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 0;
}

@media (min-width: 1024px) {
  .tree-drawer { box-shadow: none; }
}
.tree-drawer.is-open { transform: translateX(0); }

.tree-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-soft);
}
.tree-header h2 {
  margin: 0;
  flex: 1;
  font-size: 1rem;
  font-weight: 800;
}

.tree-body {
  overflow-y: auto;
  padding: 6px 0;
}
.tree-empty {
  padding: 18px;
  color: var(--muted);
  font-size: 0.9rem;
}

.tree-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  font-size: 0.88rem;
  cursor: default;
  user-select: none;
  border-radius: 6px;
}
.tree-row:hover { background: var(--surface-soft); }
.tree-row svg { width: 16px; height: 16px; color: var(--muted-strong); flex: 0 0 auto; }
.tree-label {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
}
.tree-row-folder { font-weight: 700; }
.tree-row-folder .tree-label { cursor: default; }
.tree-chevron {
  width: 22px;
  height: 22px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  display: inline-grid;
  place-items: center;
  cursor: pointer;
  padding: 0;
}
.tree-chevron:hover { background: var(--surface-muted); }
.tree-folder-count {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
}
.tree-load-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
  padding: 4px 10px;
  background: transparent;
  border: 1px dashed var(--border);
  border-radius: 6px;
  color: var(--muted-strong);
  font-size: 0.78rem;
  cursor: pointer;
}
.tree-load-more:hover { background: var(--surface-muted); color: var(--text); }
.tree-checkbox {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}
.tree-bulk-bar {
  padding: 10px 12px;
  border-top: 1px solid var(--border-soft);
  display: flex;
  gap: 8px;
  align-items: center;
  background: var(--surface-soft);
}
.tree-selection-count {
  font-weight: 700;
  color: var(--muted-strong);
  font-size: 0.86rem;
  flex: 1;
}

/* Interactive states for drag, drop, focus, rename */
.tree-row { touch-action: manipulation; }
.tree-row[tabindex="0"]:focus,
.tree-row[tabindex="0"]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}
.tree-row.is-dragging { opacity: 0.45; }
.tree-row.is-drop-target {
  background: var(--accent-soft);
  outline: 2px dashed var(--accent);
  outline-offset: -2px;
}

/* SortableJS — the placeholder ghost that shows where a file will land. */
.tree-row.is-ghost {
  opacity: 0.35;
  background: var(--accent-soft);
  outline: 1px dashed var(--accent);
  outline-offset: -1px;
}
/* The picked-up row (chosen) gets a subtle lift. */
.tree-row.is-chosen {
  background: var(--surface-soft);
}
.tree-row.is-being-dragged {
  cursor: grabbing;
}

/* DragSelect — the marquee rectangle while dragging in empty space. */
.ds-marquee {
  background: rgba(17, 107, 93, 0.10);
  border: 1px solid var(--accent);
  border-radius: 4px;
  pointer-events: none;
}
/* DragSelect highlight on a selected file row. */
.tree-row.is-marquee-selected {
  background: var(--accent-soft);
  box-shadow: inset 2px 0 0 var(--accent);
}
.tree-row.is-marquee-selected .tree-label { color: var(--accent-strong); }
.tree-rename {
  flex: 1;
  min-width: 0;
  font: inherit;
  padding: 2px 6px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  outline: none;
}
.tree-root-drop {
  display: none;
  padding: 8px 12px;
  margin: 4px 8px;
  border: 2px dashed var(--border);
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 600;
  text-align: center;
  user-select: none;
}
body.is-tree-dragging .tree-root-drop { display: block; }
body.is-tree-dragging .tree-root-drop.is-drop-target {
  border-color: var(--accent);
  color: var(--accent-strong);
  background: var(--accent-soft);
}

/* ---------- context menu ---------- */
.context-menu {
  position: fixed;
  z-index: 60;
  min-width: 220px;
  max-width: 280px;
  padding: 4px;
  margin: 0;
  list-style: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow);
  font-size: 0.88rem;
  color: var(--text);
}
.context-menu li {
  display: grid;
  grid-template-columns: 18px 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
.context-menu li:hover,
.context-menu li:focus-visible {
  background: var(--surface-soft);
  outline: none;
}
.context-menu li.is-danger { color: var(--danger); }
.context-menu li.is-danger:hover { background: rgba(167, 53, 53, 0.08); }
.context-menu li[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
}
.context-menu li svg { width: 16px; height: 16px; color: var(--muted-strong); }
.context-menu li.is-danger svg { color: var(--danger); }
.context-menu kbd {
  font: inherit;
  font-size: 0.72rem;
  color: var(--muted);
  padding: 1px 6px;
  border: 1px solid var(--border-soft);
  border-radius: 4px;
  background: var(--surface-muted);
}
.context-menu .ctx-divider {
  height: 1px;
  margin: 4px 6px;
  background: var(--border-soft);
}

/* ---------- move dialog ---------- */
.move-dialog-body {
  padding: 16px 18px;
  display: grid;
  gap: 12px;
  overflow-y: auto;
  min-height: 0;
}
.move-folder-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-height: 30vh;
  overflow-y: auto;
}
.move-folder-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted-strong);
  cursor: pointer;
  font-size: 0.84rem;
  font-weight: 600;
}
.move-folder-button:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-strong);
}
.move-folder-button svg { width: 14px; height: 14px; }

@media (max-width: 720px) {
  .tree-drawer { width: 100vw; }
  .upload-modal, .move-dialog { width: calc(100vw - 16px); max-height: 88vh; }
}

.info-button {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  padding: 0;
}

@media (hover: none), (pointer: coarse) {
  /* Touch devices: enlarge tap targets to Apple/Material 44px guideline. */
  .info-button {
    width: 40px;
    height: 40px;
  }
  .info-button svg {
    width: 20px;
    height: 20px;
  }
}

.info-button:hover,
.info-button[aria-expanded="true"] {
  background: var(--surface-soft);
  color: var(--text);
}

.info-button svg {
  width: 16px;
  height: 16px;
}

.popover {
  position: fixed;
  z-index: 30;
  min-width: 240px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: var(--shadow);
  color: var(--text);
  font-size: 0.86rem;
  line-height: 1.4;
}

.popover dl {
  margin: 0;
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 14px;
  row-gap: 4px;
}

.popover dt {
  color: var(--muted);
  font-weight: 600;
}

.popover dd {
  margin: 0;
  font-weight: 600;
}

.popover a {
  color: var(--accent-strong);
  text-decoration: none;
  font-weight: 700;
}

/* Account popover sections (User / Index / Actions) */
.popover { padding: 0; min-width: 260px; }
.popover-section { padding: 12px 14px; }
.popover-section + .popover-section { border-top: 1px solid var(--border-soft); }
.popover-user {
  display: flex;
  align-items: center;
  gap: 10px;
}
.popover-user .avatar-disc { width: 32px; height: 32px; font-size: 1rem; }
.popover-user-id { min-width: 0; }
.popover-user-email {
  font-weight: 700;
  color: var(--text);
  font-size: 0.92rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 200px;
}
.popover-user-role {
  font-size: 0.76rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
}
.popover-section-title {
  margin: 0 0 6px;
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
}
.popover-section dl { grid-template-columns: max-content 1fr; }
.popover-actions { padding: 6px; display: flex; flex-direction: column; gap: 2px; }
.popover-action {
  display: grid;
  grid-template-columns: 18px 1fr;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: transparent;
  border: 0;
  border-radius: 8px;
  color: var(--text);
  text-decoration: none;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
}
.popover-action:hover,
.popover-action:focus-visible {
  background: var(--surface-soft);
  outline: none;
}
.popover-action.is-danger { color: var(--danger); }
.popover-action.is-danger:hover { background: rgba(167, 53, 53, 0.08); }
.popover-action svg { width: 16px; height: 16px; color: var(--muted-strong); }
.popover-action.is-danger svg { color: var(--danger); }

main {
  width: min(1180px, calc(100% - 32px));
  margin: 30px auto 56px;
}

.search-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  box-shadow: var(--shadow-soft);
}

.search-form {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 10px;
  min-height: 56px;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 6px 10px 6px 14px;
  background: #fbfcfb;
  transition: box-shadow 120ms ease, border-color 120ms ease;
}

.search-form:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.query-suggestions {
  display: grid;
  gap: 4px;
  margin-top: 8px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  box-shadow: 0 14px 30px rgba(23, 32, 38, 0.1);
}

.suggestion-button {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  width: 100%;
  min-height: 36px;
  border: 0;
  border-radius: 8px;
  padding: 0 10px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  text-align: left;
}

.suggestion-button svg {
  width: 17px;
  height: 17px;
  color: var(--muted);
}

.suggestion-button span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.suggestion-button small {
  color: var(--muted);
  font-weight: 700;
}

.suggestion-button:hover,
.suggestion-button.is-active {
  background: var(--surface-soft);
}

.search-form svg {
  color: var(--muted);
}

.search-form input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font-size: 16px; /* >= 16px stops iOS Safari from zooming on focus */
  min-width: 0;
}

.kbd-hint {
  display: inline-grid;
  place-items: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface-soft);
  color: var(--muted-strong);
  font-size: 0.78rem;
  font-weight: 700;
  pointer-events: none;
}

.search-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 16px;
  border: 0;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
  transition: background 120ms ease;
}

.search-form button:hover {
  background: var(--accent-strong);
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.toolbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.segments {
  display: inline-grid;
  grid-template-columns: repeat(2, minmax(86px, auto));
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-soft);
}

.segment {
  min-height: 32px;
  padding: 0 12px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  cursor: pointer;
}

.segment.is-active {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 4px rgba(23, 32, 38, 0.12);
}

.limit-control {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-weight: 700;
}

.limit-control select {
  min-height: 34px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  padding: 0 10px;
}

.status-line {
  min-height: 24px;
  margin: 16px 2px 12px;
  color: var(--muted);
  font-weight: 600;
}

.status-line.is-error {
  color: var(--danger);
}

.results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(244px, 1fr));
  gap: 18px;
}

/* ---------- pagination strip ---------- */
.pagination-bar {
  margin: 18px 0 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.pagination-bar .pag-info {
  font-size: 0.88rem;
  color: var(--muted-strong);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.pagination-bar .pag-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease;
}
.pagination-bar .pag-btn:hover:not(:disabled),
.pagination-bar .pag-btn:focus-visible:not(:disabled) {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-strong);
  outline: none;
}
.pagination-bar .pag-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.pagination-bar .pag-btn svg { color: currentColor; }

.result-card {
  display: grid;
  grid-template-rows: 188px auto;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border-soft);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease;
  text-align: left;
  padding: 0;
  font: inherit;
  color: inherit;
}

.result-card:hover,
.result-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(23, 32, 38, 0.12);
  border-color: var(--border);
  outline: none;
}

.result-card:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft), 0 16px 32px rgba(23, 32, 38, 0.12);
}

.preview {
  position: relative;
  display: grid;
  place-items: center;
  background: var(--surface-muted);
  overflow: hidden;
}

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

.file-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: #fff;
  color: var(--accent);
  border: 1px solid var(--border);
}

.confidence {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted-strong);
  font-size: 0.84rem;
  font-weight: 700;
}

.confidence::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: currentColor;
}

.confidence.is-strong { color: var(--strong); }
.confidence.is-good   { color: var(--good); }
.confidence.is-weak   { color: var(--weak); }
.confidence.is-poor {
  color: var(--poor);
}
.confidence.is-poor::before {
  background: transparent;
  border: 1.5px solid currentColor;
  width: 8px;
  height: 8px;
}

.result-body {
  display: grid;
  gap: 6px;
  padding: 14px 16px 16px;
  min-width: 0;
}

.result-title {
  margin: 2px 0 0;
  font-size: 0.98rem;
  line-height: 1.3;
  font-weight: 700;
  color: var(--text);
  overflow-wrap: anywhere;
}

.meta-line {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.005em;
}

.actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 8px;
}

.copy-button,
.open-link {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-decoration: none;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  background: var(--surface);
  color: var(--accent-strong);
  font-weight: 700;
  font-size: 0.86rem;
  cursor: pointer;
  transition: background 100ms ease, border-color 100ms ease;
}

.copy-button:hover,
.open-link:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.copy-button svg,
.open-link svg {
  width: 14px;
  height: 14px;
}

/* ---------- empty / onboarding state ---------- */

.empty-state {
  display: grid;
  place-items: center;
  text-align: center;
  gap: 14px;
  margin: 52px auto;
  padding: 0 12px;
  color: var(--muted);
  max-width: 640px;
}

.empty-state svg {
  width: 48px;
  height: 48px;
  color: var(--gold);
}

.empty-state h2 {
  margin: 2px 0 0;
  color: var(--text);
  font-size: 1.25rem;
}

.empty-state p {
  margin: 0;
  max-width: 520px;
}

.example-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 6px;
}

.example-chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 14px;
  background: var(--surface);
  color: var(--accent-strong);
  font-weight: 600;
  font-size: 0.86rem;
  cursor: pointer;
  transition: background 100ms ease, border-color 100ms ease, transform 100ms ease;
}

.example-chip:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.empty-meta {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 600;
}

/* ---------- skeleton cards ---------- */

.skeleton-card {
  display: grid;
  grid-template-rows: 188px auto;
  border: 1px solid var(--border-soft);
  border-radius: 14px;
  background: var(--surface);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.skeleton-card .preview,
.skeleton-card .skel-line {
  background: linear-gradient(
    90deg,
    var(--surface-muted) 0%,
    var(--border-soft) 40%,
    var(--surface-muted) 80%
  );
  background-size: 220% 100%;
  animation: shimmer 1.4s linear infinite;
}

.skeleton-card .skel-body {
  padding: 14px 16px 16px;
  display: grid;
  gap: 8px;
}

.skeleton-card .skel-line {
  height: 12px;
  border-radius: 6px;
}

.skeleton-card .skel-line.short { width: 38%; }
.skeleton-card .skel-line.long  { width: 78%; }
.skeleton-card .skel-line.mid   { width: 55%; }

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -20% 0; }
}

/* ---------- preview panel ---------- */

.scrim {
  position: fixed;
  inset: 0;
  background: rgba(23, 32, 38, 0.32);
  backdrop-filter: blur(2px);
  z-index: 40;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease;
}

.scrim.is-open {
  opacity: 1;
  pointer-events: auto;
}

.preview-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(420px, 100vw);
  background: var(--surface);
  border-left: 1px solid var(--border);
  box-shadow: var(--shadow-strong);
  transform: translateX(100%);
  transition: transform 200ms ease;
  z-index: 50;
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-width: 0;
}

.preview-panel.is-open {
  transform: translateX(0);
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 18px 8px;
  border-bottom: 1px solid var(--border-soft);
}

.panel-title-group {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.panel-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  overflow-wrap: anywhere;
}

.panel-confidence {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--muted-strong);
}

.panel-confidence .raw-score {
  color: var(--muted);
  font-weight: 600;
}

.panel-close {
  border: 0;
  border-radius: 999px;
  width: 32px;
  height: 32px;
  background: var(--surface-soft);
  color: var(--muted-strong);
  cursor: pointer;
  display: grid;
  place-items: center;
}

.panel-close:hover {
  background: var(--border-soft);
  color: var(--text);
}

.panel-body {
  overflow-y: auto;
  padding: 14px 18px 18px;
  display: grid;
  gap: 16px;
  min-height: 0;
}

.panel-preview {
  display: grid;
  place-items: center;
  background: var(--surface-muted);
  border-radius: 12px;
  overflow: hidden;
  min-height: 220px;
}

.panel-preview img {
  width: 100%;
  height: auto;
  max-height: 56vh;
  object-fit: contain;
  display: block;
}

.panel-preview .file-icon {
  width: 72px;
  height: 72px;
}

.panel-meta {
  margin: 0;
  display: grid;
  grid-template-columns: 72px 1fr;
  column-gap: 14px;
  row-gap: 6px;
  font-size: 0.88rem;
}

.panel-meta dt {
  color: var(--muted);
  font-weight: 600;
}

.panel-meta dd {
  margin: 0;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.panel-actions {
  border-top: 1px solid var(--border-soft);
  padding: 12px 18px 18px;
  display: grid;
  gap: 8px;
}

.panel-actions .action-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.panel-actions .similar-button {
  min-height: 38px;
  border: 1px solid var(--accent);
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  transition: background 120ms ease;
}

.panel-actions .similar-button:hover {
  background: var(--accent-strong);
}

.panel-actions .similar-button svg {
  width: 16px;
  height: 16px;
}

.panel-actions .delete-button {
  min-height: 38px;
  border: 1px solid #ecbcbc;
  border-radius: 10px;
  background: #fbeeee;
  color: var(--danger);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease;
}

.panel-actions .delete-button:hover:not(:disabled) {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}

.panel-actions .delete-button:disabled {
  opacity: 0.6;
  cursor: progress;
}

.panel-actions .delete-button svg {
  width: 16px;
  height: 16px;
}

.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;
}

@media (max-width: 720px) {
  .app-header {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px clamp(14px, 4vw, 48px);
  }

  .brand h1 {
    font-size: 1.1rem;
  }

  .brand-tag {
    font-size: 0.66rem;
    padding: 2px 7px;
  }

  .brand-meta {
    margin-top: 2px;
  }

  main {
    width: min(100% - 24px, 1180px);
    margin-top: 20px;
  }

  .search-form {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .search-form .kbd-hint {
    display: none;
  }

  .search-form button {
    grid-column: 1 / -1;
    width: 100%;
  }

  .toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .segments {
    width: 100%;
  }

  .limit-control {
    justify-content: space-between;
  }

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

  .preview-panel {
    width: 100vw;
  }

  .panel-preview img {
    max-height: 48vh;
  }

  .app-footer {
    margin-bottom: 24px;
    font-size: 0.78rem;
  }

  .login-card {
    padding: 22px;
    border-radius: 14px;
  }

  .login-field input {
    min-height: 46px;
    font-size: 16px; /* prevents iOS Safari zoom-in on focus */
  }

  .login-form button {
    min-height: 48px;
  }
}