:root {
  color-scheme: light dark;
  --accent: #ff8c19;
  --accent-strong: #e87100;
  --accent-soft: rgba(255, 140, 25, 0.14);
  --blue: #395bac;
  --bg: #dfe2e5;
  --surface: #f6f7f8;
  --surface-raised: #ffffff;
  --surface-muted: #eceef0;
  --panel: #f3f4f5;
  --text: #202328;
  --text-muted: #68707a;
  --line: #d5d8dc;
  --line-strong: #bec3c8;
  --stage: #202327;
  --stage-soft: #2d3136;
  --danger: #c33c3c;
  --success: #2d8a59;
  --warning: #a96815;
  --shadow: 0 14px 38px rgba(24, 28, 32, 0.18);
  --radius: 6px;
  --topbar-height: 56px;
  --status-height: 30px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #17191c;
    --surface: #25282c;
    --surface-raised: #2e3237;
    --surface-muted: #202327;
    --panel: #282b30;
    --text: #f2f3f4;
    --text-muted: #aeb4bb;
    --line: #3b3f45;
    --line-strong: #50555c;
    --stage: #111315;
    --stage-soft: #1b1e21;
    --blue: #5c93e5;
    --shadow: 0 16px 42px rgba(0, 0, 0, 0.44);
  }
}

:root[data-theme="dark"] {
  --bg: #17191c;
  --surface: #25282c;
  --surface-raised: #2e3237;
  --surface-muted: #202327;
  --panel: #282b30;
  --text: #f2f3f4;
  --text-muted: #aeb4bb;
  --line: #3b3f45;
  --line-strong: #50555c;
  --stage: #111315;
  --stage-soft: #1b1e21;
  --blue: #5c93e5;
  --shadow: 0 16px 42px rgba(0, 0, 0, 0.44);
}

:root[data-theme="light"] {
  color-scheme: light;
}

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

html, body, #app { width: 100%; height: 100%; }

body {
  margin: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.45;
}

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

button { color: inherit; }

button, select { cursor: pointer; }

button:disabled, select:disabled { cursor: not-allowed; opacity: 0.48; }

svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: 0 0 auto;
}

::selection { background: rgba(255, 140, 25, 0.28); }

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

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

.app-shell {
  height: 100%;
  display: grid;
  grid-template-rows: var(--topbar-height) minmax(0, 1fr) var(--status-height);
  background: var(--bg);
}

.topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 12px;
  background: #24272b;
  color: #f5f6f7;
  border-bottom: 1px solid #111315;
  z-index: 20;
  user-select: none;
}

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 0;
  min-width: 245px;
  border: 0;
  background: transparent;
  text-align: left;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 2px solid var(--accent);
  border-radius: 7px 2px 7px 2px;
  color: var(--accent);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: -0.03em;
}

.brand > span:last-child { display: grid; line-height: 1.1; }
.brand strong { font-size: 16px; letter-spacing: 0.01em; }
.brand small { margin-top: 3px; color: #aeb3ba; font-size: 12px; text-transform: uppercase; letter-spacing: 0.09em; }

.session-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 430px;
  padding: 7px 10px;
  border: 1px solid #44484d;
  border-radius: 5px;
  background: #2e3236;
}

.session-chip > span:nth-child(2) {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.session-chip svg { width: 14px; height: 14px; color: #aeb3ba; }

.session-live {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 140, 25, 0.15);
}

.topbar-spacer { flex: 1; }

.save-state { color: #aeb3ba; font-size: 12px; white-space: nowrap; }
.save-state[data-state="saving"] { color: #ffd29c; }
.save-state[data-state="error"] { color: #ff8e8e; }

.language-picker { display: inline-flex; }
.language-picker select {
  width: 58px;
  height: 32px;
  padding: 4px 7px;
  border-color: #4b5056;
  background: #2e3236;
  color: #f5f6f7;
  font-size: 12px;
}
.language-picker select:focus { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(255, 140, 25, .18); }

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
}

.icon-button:hover { background: var(--surface-muted); border-color: var(--line); }
.topbar .icon-button:hover { background: #363a3f; border-color: #4b5056; }

.export-button,
.primary-button,
.secondary-button,
.danger-button,
.toolbar-button,
.small-button,
.text-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 34px;
  border-radius: 4px;
  border: 1px solid transparent;
  font-weight: 600;
}

.export-button, .primary-button {
  background: var(--accent);
  border-color: var(--accent);
  color: #1d1c1a;
  padding: 7px 13px;
}

.export-button:hover, .primary-button:hover { background: #ff9f3d; }

.secondary-button {
  padding: 7px 11px;
  background: var(--surface-raised);
  border-color: var(--line-strong);
  color: var(--text);
}

.secondary-button:hover { border-color: var(--accent); }

.danger-button {
  padding: 7px 12px;
  background: var(--danger);
  border-color: var(--danger);
  color: #fff;
}

.workspace {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(220px, 270px) minmax(360px, 1fr) minmax(300px, 360px);
  overflow: hidden;
}

.library-collapsed .workspace {
  grid-template-columns: 64px minmax(360px, 1fr) minmax(300px, 360px);
}

.app-pane { min-width: 0; min-height: 0; }

.library-panel,
.inspector-panel {
  display: flex;
  flex-direction: column;
  background: var(--panel);
}

.library-panel { border-right: 1px solid var(--line-strong); }
.inspector-panel { border-left: 1px solid var(--line-strong); }

.library-content { min-width: 0; min-height: 0; flex: 1; display: flex; flex-direction: column; }
.library-collapse-rail {
  display: none;
  min-height: 0;
  flex: 1;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 8px 5px;
  color: var(--text-muted);
}
.library-panel.collapsed .library-content { display: none; }
.library-panel.collapsed .library-collapse-rail { display: flex; }

.collapsed-item-list {
  width: 100%;
  min-height: 0;
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
  scrollbar-width: none;
}

.collapsed-item-list::-webkit-scrollbar { display: none; }

.collapsed-item-row {
  position: relative;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 100%;
  height: 44px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-left: 3px solid transparent;
  border-radius: 3px;
  background: var(--stage-soft);
  color: #9ea4aa;
}

.collapsed-item-row:hover { border-color: var(--line-strong); }
.collapsed-item-row.selected {
  border-left-color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}
.collapsed-item-row img { width: 100%; height: 100%; object-fit: cover; }
.collapsed-item-row svg { width: 20px; height: 20px; }
.collapsed-item-row .page-count { right: 2px; bottom: 2px; }

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 62px;
  padding: 10px 12px 8px;
}

.panel-heading > div { display: grid; gap: 2px; }
.panel-heading .panel-heading-actions { display: flex; align-items: center; gap: 2px; }
.panel-heading strong { font-size: 16px; }
.eyebrow { color: var(--text-muted); text-transform: uppercase; font-size: 12px; font-weight: 700; letter-spacing: 0.1em; }

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 10px 9px;
  padding: 0 9px;
  min-height: 34px;
  background: var(--surface-raised);
  border: 1px solid var(--line);
  border-radius: 5px;
  color: var(--text-muted);
}

.search-box:focus-within { border-color: var(--blue); box-shadow: 0 0 0 2px color-mix(in srgb, var(--blue) 20%, transparent); }
.search-box svg { width: 15px; height: 15px; }
.search-box input { min-width: 0; width: 100%; border: 0; outline: 0; background: transparent; color: var(--text); }

.item-list { flex: 1; min-height: 0; overflow: auto; border-top: 1px solid var(--line); }

.item-row {
  width: 100%;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 8px 10px;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-left: 3px solid transparent;
  background: transparent;
  text-align: left;
}

.item-row:hover { background: var(--surface-muted); }
.item-row.selected { background: var(--surface-raised); border-left-color: var(--accent); }
.item-row.dragging,
.collapsed-item-row.dragging { opacity: .42; }
.item-row.merge-target,
.collapsed-item-row.merge-target {
  position: relative;
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 2px var(--accent);
}
.item-row.merge-target::after {
  content: "+";
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent);
  color: #1d1c1a;
  font-weight: 800;
}

.collapsed-item-row.merge-target::after {
  content: "+";
  position: absolute;
  top: 3px;
  right: 3px;
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  color: #1d1c1a;
  font-weight: 800;
}

.item-thumbnail {
  position: relative;
  display: grid;
  place-items: center;
  width: 48px;
  height: 40px;
  overflow: hidden;
  background: var(--stage-soft);
  border: 1px solid var(--line);
  border-radius: 3px;
  color: #9ea4aa;
}

.item-thumbnail img { width: 100%; height: 100%; object-fit: cover; }
.item-thumbnail svg { width: 20px; height: 20px; }
.page-count { position: absolute; right: 2px; bottom: 2px; min-width: 17px; padding: 1px 4px; border-radius: 8px; background: rgba(0,0,0,.75); color: #fff; text-align: center; font-size: 12px; }

.item-copy { min-width: 0; display: grid; gap: 3px; }
.item-copy strong, .item-copy small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item-copy strong { font-size: 14px; font-weight: 650; }
.item-copy small { color: var(--text-muted); font-size: 12px; }
.warning-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--warning); }

.list-empty, .inspector-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px;
  height: 100%;
  color: var(--text-muted);
  text-align: center;
}

.list-empty svg { width: 28px; height: 28px; opacity: .55; }
.list-empty p { max-width: 180px; }

.library-footer { padding: 8px 10px; border-top: 1px solid var(--line); }

.text-button {
  min-height: 30px;
  padding: 4px 6px;
  background: transparent;
  color: var(--text-muted);
  font-weight: 500;
}

.text-button:hover { color: var(--text); background: var(--surface-muted); }
.text-button svg { width: 15px; height: 15px; }
.danger-text { color: var(--danger); }

.viewer-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface-muted);
  overflow: hidden;
}

.capture-toolbar {
  min-height: 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 7px 10px;
  border-bottom: 1px solid var(--line-strong);
  background: var(--surface);
  z-index: 2;
}

.capture-mode { display: inline-flex; padding: 2px; background: var(--surface-muted); border: 1px solid var(--line); border-radius: 5px; }
.capture-mode button { padding: 5px 9px; border: 0; border-radius: 3px; background: transparent; color: var(--text-muted); font-size: 14px; }
.capture-mode button.active { background: var(--surface-raised); color: var(--text); box-shadow: 0 1px 3px rgba(0,0,0,.12); }
.capture-actions { display: flex; gap: 4px; }

.toolbar-button {
  min-height: 32px;
  padding: 5px 9px;
  background: transparent;
  color: var(--text-muted);
  font-size: 14px;
}
.toolbar-button:hover { background: var(--surface-muted); color: var(--text); border-color: var(--line); }
.toolbar-button svg { width: 16px; height: 16px; }

.viewer-content { flex: 1; min-height: 0; overflow: auto; display: flex; flex-direction: column; }

.empty-capture {
  flex: 1;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 24px;
  border: 1px dashed var(--line-strong);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text-muted);
}

.empty-capture:hover { border-color: var(--accent); background: var(--surface-raised); }
.empty-capture strong { color: var(--text); font-size: 18px; margin-top: 7px; }
.empty-capture small { margin-top: 8px; padding: 4px 9px; border-radius: 12px; background: var(--surface-muted); }
.capture-mark { position: relative; display: grid; place-items: center; width: 74px; height: 74px; border-radius: 50%; background: var(--stage); color: #c2c7cc; }
.capture-mark > svg { width: 34px; height: 34px; }
.capture-plus { position: absolute; right: -2px; bottom: 2px; display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--accent); color: #1d1c1a; border: 3px solid var(--surface); }
.capture-plus svg { width: 13px; height: 13px; }

.workflow-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 0 24px 24px;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  background: var(--line);
}
.workflow-strip span { display: flex; align-items: center; gap: 8px; padding: 10px; background: var(--surface); color: var(--text-muted); font-size: 12px; }
.workflow-strip b { display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: var(--accent-soft); color: var(--accent-strong); }

.viewer-document { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.viewer-title { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--line); }
.viewer-title > div { min-width: 0; }
.viewer-title h1 { margin: 3px 0 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-size: 18px; font-weight: 650; }
.local-badge { display: inline-flex; align-items: center; gap: 5px; padding: 4px 7px; border-radius: 11px; background: var(--surface-muted); color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
.local-badge svg { width: 12px; height: 12px; }

.image-stage {
  position: relative;
  flex: 1 1 360px;
  min-height: 280px;
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: 26px;
  background-color: var(--stage);
  background-image: linear-gradient(45deg, rgba(255,255,255,.018) 25%, transparent 25%), linear-gradient(-45deg, rgba(255,255,255,.018) 25%, transparent 25%), linear-gradient(45deg, transparent 75%, rgba(255,255,255,.018) 75%), linear-gradient(-45deg, transparent 75%, rgba(255,255,255,.018) 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0;
}
.image-stage.empty { background-image: none; }
.main-preview { max-width: 100%; max-height: 100%; object-fit: contain; filter: drop-shadow(0 8px 18px rgba(0,0,0,.45)); }
.pdf-preview { width: min(100%, 900px); height: 100%; min-height: 320px; border: 0; background: #fff; filter: none; }

.stage-empty, .unsupported-preview { display: flex; flex-direction: column; align-items: center; gap: 7px; color: #9ba1a8; text-align: center; background: transparent; border: 0; }
.stage-empty svg, .unsupported-preview svg { width: 42px; height: 42px; }
.stage-empty strong, .unsupported-preview strong { margin-top: 5px; color: #e3e5e7; font-size: 16px; }
.unsupported-preview span { max-width: 430px; }

.stage-controls { position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%); display: flex; align-items: center; gap: 6px; padding: 5px; border-radius: 6px; background: rgba(13, 15, 17, .82); color: #e6e8e9; backdrop-filter: blur(8px); box-shadow: 0 4px 16px rgba(0,0,0,.35); }
.stage-controls > span { min-width: 96px; text-align: center; font-size: 12px; }
.icon-button.glass:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.12); }
.icon-button.danger:hover { color: #ff7e7e; }

.page-strip { min-height: 78px; display: flex; align-items: center; gap: 7px; padding: 8px 12px; overflow-x: auto; background: var(--surface); border-top: 1px solid var(--line); }
.page-tile { position: relative; flex: 0 0 62px; height: 58px; padding: 3px; overflow: hidden; border: 2px solid transparent; border-radius: 4px; background: var(--stage-soft); }
.page-tile.selected { border-color: var(--accent); }
.page-tile img { width: 100%; height: 100%; object-fit: cover; }
.page-tile > span:not(.sr-only) { position: absolute; left: 3px; bottom: 3px; min-width: 16px; padding: 1px 3px; background: rgba(0,0,0,.75); color: #fff; font-size: 12px; border-radius: 2px; }
.page-tile.add-page { display: grid; place-items: center; background: transparent; border: 1px dashed var(--line-strong); color: var(--text-muted); }

.file-caption { min-height: 30px; display: flex; justify-content: space-between; gap: 12px; padding: 6px 12px; background: var(--surface); border-top: 1px solid var(--line); color: var(--text-muted); font-size: 12px; }
.file-caption span { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }

.drop-overlay { position: absolute; inset: 58px 12px 12px; z-index: 15; display: none; flex-direction: column; align-items: center; justify-content: center; gap: 9px; border: 2px dashed var(--accent); border-radius: 8px; background: color-mix(in srgb, var(--stage) 90%, transparent); color: #fff; pointer-events: none; }
.drop-overlay svg { width: 46px; height: 46px; color: var(--accent); }
.drop-overlay strong { font-size: 19px; }
.drop-overlay span { color: #bcc1c7; }
.is-dragging .drop-overlay { display: flex; }

.tab-bar { min-height: 50px; display: grid; grid-template-columns: 1fr 1fr; padding: 0 10px; border-bottom: 1px solid var(--line-strong); background: var(--surface); }
.tab-bar button { position: relative; border: 0; background: transparent; color: var(--text-muted); font-weight: 600; }
.tab-bar button.active { color: var(--text); }
.tab-bar button.active::after { content: ""; position: absolute; left: 7px; right: 7px; bottom: -1px; height: 2px; background: var(--accent); }

.inspector-scroll { flex: 1; min-height: 0; overflow: auto; }
.inspector-section { padding: 14px; border-bottom: 1px solid var(--line); }
.compact-section { padding-bottom: 10px; }
.inspector-section > .eyebrow { display: block; margin-bottom: 10px; }
.inspector-empty svg { width: 42px; height: 42px; opacity: .6; }
.inspector-empty strong { margin-top: 14px; color: var(--text); }
.inspector-empty p { max-width: 270px; margin: 7px 0 16px; }

.field-row { display: grid; gap: 5px; margin-bottom: 11px; }
.field-row:last-child { margin-bottom: 0; }
.field-row > span { display: flex; justify-content: space-between; gap: 5px; color: var(--text-muted); font-size: 14px; font-weight: 600; }
.field-row > span small { font-weight: 400; }
.field-row em { color: var(--accent-strong); font-style: normal; margin-left: 2px; }
.field-row > small { margin-top: -2px; color: var(--text-muted); font-size: 12px; }
.field-row > .date-input-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 7px;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 500;
}
.date-recognition {
  min-width: 48px;
  padding: 3px 6px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-muted);
  color: var(--text-muted);
  text-align: center;
  letter-spacing: .08em;
  white-space: nowrap;
}
.date-recognition.hidden { visibility: hidden; }

.toggle-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 9px;
  align-items: start;
  margin: 12px 0;
  cursor: pointer;
}
.toggle-row input { width: 17px; height: 17px; margin: 2px 0 0; accent-color: var(--accent); }
.toggle-row > span { display: grid; gap: 2px; }
.toggle-row strong { font-size: 13px; }
.toggle-row small { color: var(--text-muted); font-size: 11px; line-height: 1.35; }

input, textarea, select {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  background: var(--surface-raised);
  color: var(--text);
}
input, select { height: 34px; padding: 5px 8px; }
textarea { padding: 8px; resize: vertical; }
input:focus, textarea:focus, select:focus { border-color: var(--blue); outline: 0; box-shadow: 0 0 0 2px color-mix(in srgb, var(--blue) 18%, transparent); }
input[readonly] { background: var(--surface-muted); color: var(--text-muted); }

.field-grid { display: grid; gap: 8px; }
.two-columns { grid-template-columns: 2fr 1fr; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.section-heading.stacked { align-items: flex-start; }
.section-heading > div { display: grid; gap: 3px; }
.section-heading p { margin: 0; color: var(--text-muted); font-size: 12px; }
.small-button { min-height: 28px; padding: 3px 6px; background: transparent; border-color: var(--line); color: var(--text-muted); font-size: 12px; }
.small-button svg { width: 13px; height: 13px; }
.small-button:hover { color: var(--text); border-color: var(--accent); }
.full-width { width: 100%; }
.inspector-danger-zone { padding: 12px 14px 22px; }

.storage-card .section-heading svg { width: 24px; height: 24px; color: var(--text-muted); }
.storage-card strong { font-size: 14px; }
.storage-card p { color: var(--text-muted); font-size: 12px; }
.storage-meter { height: 6px; overflow: hidden; border-radius: 3px; background: var(--surface-muted); }
.storage-meter span { display: block; height: 100%; border-radius: inherit; background: var(--blue); }

.statusbar { min-width: 0; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 10px; background: #202327; color: #9ea4aa; border-top: 1px solid #111315; font-size: 12px; }
.statusbar span { display: inline-flex; align-items: center; gap: 5px; }
.statusbar span:nth-child(2) { justify-self: center; }
.statusbar span:last-child { justify-self: end; }
.statusbar svg { width: 11px; height: 11px; }
.mobile-nav { display: none; }

.modal-backdrop { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 20px; overflow: auto; background: rgba(9, 11, 13, .72); backdrop-filter: blur(3px); }
.modal-card { width: min(100%, 560px); max-height: calc(100vh - 40px); overflow: auto; padding: 18px; border: 1px solid var(--line-strong); border-radius: 8px; background: var(--surface-raised); box-shadow: var(--shadow); }
.modal-wide { width: min(100%, 720px); }
.modal-small { width: min(100%, 430px); }
.modal-small > p { color: var(--text-muted); }
.modal-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.modal-header h2 { margin: 4px 0 0; font-size: 20px; line-height: 1.2; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.split-actions { justify-content: space-between; }
.modal-footnote { margin: 10px 0 0; color: var(--text-muted); font-size: 12px; text-align: center; }

.help-steps { display: grid; gap: 1px; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: var(--line); }
.help-steps article { display: grid; grid-template-columns: 32px 1fr; gap: 10px; padding: 10px 12px; background: var(--surface); }
.help-steps article > span { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--accent-soft); color: var(--accent-strong); font-weight: 800; }
.help-steps strong { display: block; }
.help-steps p { margin: 2px 0 0; color: var(--text-muted); font-size: 12px; }
.help-steps code { padding: 1px 4px; border-radius: 3px; background: var(--surface-muted); }
.privacy-callout { display: flex; gap: 10px; margin-top: 14px; padding: 11px; border: 1px solid color-mix(in srgb, var(--success) 45%, var(--line)); border-radius: 5px; background: color-mix(in srgb, var(--success) 9%, var(--surface)); }
.privacy-callout svg { color: var(--success); }
.privacy-callout div { display: grid; gap: 2px; }
.privacy-callout span { color: var(--text-muted); font-size: 12px; }

.export-summary { display: grid; grid-template-columns: repeat(3, 1fr); margin-bottom: 14px; border: 1px solid var(--line); border-radius: 5px; overflow: hidden; }
.export-summary div { display: grid; gap: 2px; padding: 9px 10px; border-right: 1px solid var(--line); }
.export-summary div:last-child { border: 0; }
.export-summary strong { font-size: 17px; }
.export-summary span { color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
.message { margin: 7px 0; padding: 8px 10px; border-radius: 4px; font-size: 12px; }
.message.error { background: color-mix(in srgb, var(--danger) 12%, var(--surface)); color: var(--danger); border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--line)); }
.message.warning { background: color-mix(in srgb, var(--warning) 11%, var(--surface)); color: var(--warning); border: 1px solid color-mix(in srgb, var(--warning) 34%, var(--line)); }
.path-builder { margin-top: 14px; padding: 12px; border: 1px solid var(--line); border-radius: 6px; background: var(--surface); }
.path-builder-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.path-builder-heading p { margin: 3px 0 0; color: var(--text-muted); font-size: 12px; }
.path-presets { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 5px; }
.path-presets .active { border-color: var(--accent); background: var(--accent-soft); color: var(--text); }
.path-segments { display: flex; flex-wrap: wrap; gap: 7px; min-height: 46px; margin-top: 11px; padding: 8px; border: 1px dashed var(--line-strong); border-radius: 5px; background: var(--surface-raised); }
.path-segments.empty { align-items: center; color: var(--text-muted); font-size: 12px; }
.path-segment { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 6px; min-width: 145px; max-width: 230px; padding: 5px 5px 5px 3px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface); cursor: grab; }
.path-segment:active { cursor: grabbing; }
.path-segment.dragging { opacity: .42; }
.path-segment.drop-target { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }
.path-segment > span:nth-child(2) { min-width: 0; display: grid; }
.path-segment strong, .path-segment small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.path-segment strong { font-size: 12px; }
.path-segment small { color: var(--text-muted); font-size: 10px; }
.path-segment .icon-button { width: 25px; height: 25px; }
.path-segment .icon-button svg { width: 13px; height: 13px; }
.path-grip { display: grid; place-items: center; color: var(--text-muted); }
.path-grip svg { width: 15px; height: 18px; }
.path-add-controls { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 9px; }
.path-add-controls > div { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 5px; }
.path-add-controls .secondary-button { min-height: 34px; padding: 5px 8px; font-size: 12px; white-space: nowrap; }
.path-add-controls .secondary-button svg { width: 14px; height: 14px; }
.path-preview { display: grid; gap: 3px; margin-top: 10px; padding: 8px; border-radius: 4px; background: var(--surface-muted); }
.path-preview span { color: var(--text-muted); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.path-preview code { overflow-wrap: anywhere; color: var(--text); font-size: 11px; }
.path-note { margin: 8px 0 0; color: var(--text-muted); font-size: 11px; }
.package-tree { display: grid; gap: 5px; margin-top: 12px; padding: 12px; border-radius: 5px; background: var(--surface-muted); font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 12px; }
.package-tree span { display: flex; gap: 6px; align-items: center; }
.package-tree svg { width: 15px; height: 15px; color: var(--accent-strong); }
.package-tree small { color: var(--text-muted); font-family: inherit; }
.export-progress { margin-top: 14px; }
.export-progress > div:first-child { display: flex; justify-content: space-between; gap: 8px; margin-bottom: 5px; color: var(--text-muted); font-size: 12px; }
.progress-track { height: 7px; overflow: hidden; border-radius: 4px; background: var(--surface-muted); }
.progress-track span { display: block; height: 100%; background: var(--accent); transition: width .15s; }

.session-list { display: grid; gap: 6px; max-height: 430px; overflow: auto; }
.session-row { display: flex; align-items: center; gap: 6px; padding: 4px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface); }
.session-row.current { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); }
.session-row > button:first-child { min-width: 0; flex: 1; display: flex; align-items: center; gap: 10px; padding: 5px; border: 0; background: transparent; text-align: left; }
.session-row > button:first-child > span:last-child { min-width: 0; display: grid; }
.session-row strong, .session-row small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.session-row small { color: var(--text-muted); font-size: 12px; }
.session-avatar { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 4px; background: var(--stage-soft); color: var(--accent); }
.current-label { margin-right: 7px; color: var(--accent-strong); font-size: 12px; font-weight: 700; text-transform: uppercase; }

.toast-region { position: fixed; right: 16px; bottom: 42px; z-index: 200; display: grid; gap: 8px; width: min(380px, calc(100vw - 32px)); pointer-events: none; }
.toast { display: grid; grid-template-columns: 26px 1fr; gap: 9px; align-items: center; padding: 10px 12px; border: 1px solid var(--line-strong); border-radius: 6px; background: var(--surface-raised); box-shadow: var(--shadow); opacity: 0; transform: translateY(8px); transition: opacity .18s, transform .18s; }
.toast.visible { opacity: 1; transform: none; }
.toast > span { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--surface-muted); }
.toast p { margin: 0; font-size: 12px; }
.toast.success > span { color: var(--success); }
.toast.error > span { color: var(--danger); }

.fatal-error { min-height: 100%; display: grid; place-content: center; justify-items: center; padding: 30px; text-align: center; }
.fatal-error strong { font-size: 22px; }
.fatal-error p { color: var(--text-muted); }
.fatal-error button { padding: 7px 14px; border: 0; border-radius: 4px; background: var(--accent); color: #111; }

@media (max-width: 1100px) {
  .workspace { grid-template-columns: 235px minmax(340px, 1fr) 320px; }
  .brand { min-width: auto; }
  .brand > span:last-child { display: none; }
  .toolbar-button span { display: none; }
}

@media (max-width: 820px) {
  :root { --status-height: 58px; }
  .app-shell { grid-template-rows: var(--topbar-height) minmax(0, 1fr) var(--status-height); }
  .topbar { padding: 0 8px; gap: 6px; }
  .brand-mark { width: 30px; height: 30px; }
  .session-chip { min-width: 0; flex: 1; }
  .save-state, .topbar-icon { display: none; }
  .export-button { padding: 7px 9px; }
  .export-button span { display: none; }
  .workspace { display: block; position: relative; }
  .app-pane { display: none; position: absolute; inset: 0; border: 0; }
  .app-pane.mobile-active { display: flex; }
  .statusbar { display: none; }
  .mobile-nav { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #111315; background: #222529; }
  .mobile-nav button { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; border: 0; border-top: 2px solid transparent; background: transparent; color: #aeb3ba; font-size: 12px; }
  .mobile-nav button.active { border-top-color: var(--accent); color: var(--accent); }
  .mobile-nav svg { width: 18px; height: 18px; }
  .inspector-panel { width: 100%; }
  .library-panel { width: 100%; }
  .library-panel.collapsed .library-content { display: flex; }
  .library-panel.collapsed .library-collapse-rail { display: none; }
  .collapse-library-button { display: none; }
  .workflow-strip { grid-template-columns: 1fr; }
  .empty-capture { margin: 14px; }
}

@media (max-width: 520px) {
  .language-picker select { width: 54px; }
  .capture-toolbar { align-items: stretch; flex-direction: column; gap: 5px; }
  .capture-mode, .capture-actions { width: 100%; }
  .capture-mode button, .capture-actions button { flex: 1; }
  .toolbar-button span { display: inline; }
  .viewer-title { min-height: 58px; }
  .image-stage { padding: 12px; min-height: 230px; }
  .modal-backdrop { padding: 8px; }
  .modal-card { max-height: calc(100vh - 16px); padding: 14px; }
  .split-actions { flex-direction: column-reverse; }
  .split-actions > button { width: 100%; }
  .package-tree small { display: none; }
  .path-builder-heading { display: grid; }
  .path-presets { justify-content: flex-start; }
  .path-add-controls { grid-template-columns: 1fr; }
  .help-steps article { grid-template-columns: 28px 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}