:root {
  --ink: #12202a;
  --ink-soft: #3a4f5c;
  --muted: #6b8290;
  --line: #c5d4dc;
  --line-soft: #dde6eb;
  --paper: #f3f6f8;
  --paper-2: #e8eef2;
  --surface: #ffffff;
  --brand: #0c3d4c;
  --accent: #1a8a78;
  --accent-soft: #d4f0ea;
  --warn: #b45309;
  --danger: #b42318;
  --svc: #0b6e99;
  --msg: #1a8a78;
  --enm: #9a6700;
  --fld: #475569;
  --shadow: 0 12px 40px rgba(18, 32, 42, 0.08);
  --radius: 10px;
  --font: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --topbar-h: 56px;
  color-scheme: light;
}

[data-theme="dark"] {
  --ink: #e6eef2;
  --ink-soft: #b7c7d0;
  --muted: #7f97a5;
  --line: #2a3d48;
  --line-soft: #1e2e38;
  --paper: #0d161c;
  --paper-2: #121e26;
  --surface: #15232c;
  --brand: #5ec8b7;
  --accent: #5ec8b7;
  --accent-soft: #163a36;
  --warn: #f0b429;
  --danger: #f97066;
  --svc: #7dd3fc;
  --msg: #5ec8b7;
  --enm: #f0b429;
  --fld: #94a3b8;
  --shadow: 0 16px 48px rgba(0, 0, 0, 0.45);
  color-scheme: dark;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
}

body {
  min-height: 100dvh;
}

code,
kbd,
pre,
.mono {
  font-family: var(--mono);
}

kbd {
  display: inline-block;
  padding: 0.1em 0.4em;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--paper-2);
  font-size: 0.85em;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--brand);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip-link:focus {
  left: 0;
}

.app {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

/* ——— Top bar ——— */
.topbar {
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.25rem;
  border-bottom: 1px solid var(--line-soft);
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar-brand {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  padding: 0;
  font: inherit;
}

.brand-mark {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background:
    linear-gradient(135deg, var(--brand), #146b5e 60%, var(--accent));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.brand-name {
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 1.05rem;
}

.brand-tag {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

/* ——— Buttons ——— */
.btn {
  font: inherit;
  font-size: var(--cds-body-compact-01, 0.875rem);
  font-weight: 400;
  letter-spacing: 0.16px;
  border-radius: 0;
  border: 1px solid transparent;
  padding: 0 1rem;
  min-height: 2.5rem;
  cursor: pointer;
  background: var(--paper-2);
  color: var(--ink);
  transition: background 0.15s ease, border-color 0.15s ease;
}
.btn:hover {
  background: var(--line-soft);
}
.btn:active {
  /* Carbon buttons do not bounce */
}
.btn.primary {
  background: var(--brand);
  color: #f5fbfa;
  border-color: var(--brand);
}
.btn.primary:hover {
  filter: brightness(1.08);
  background: var(--brand);
}
.btn.secondary {
  background: var(--surface);
  border-color: var(--line);
}
.btn.ghost {
  background: transparent;
  border-color: transparent;
}
.btn.ghost:hover {
  background: var(--paper-2);
}
.btn.tiny {
  font-size: 0.78rem;
  padding: 0.28rem 0.55rem;
}
.btn.icon {
  width: 2rem;
  height: 2rem;
  padding: 0;
  display: inline-grid;
  place-items: center;
}
.btn.active {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
}
.linkish {
  border: 0;
  background: none;
  color: var(--accent);
  cursor: pointer;
  font: inherit;
  font-size: 0.8rem;
  padding: 0;
}

/* ——— Welcome ——— */
.welcome {
  flex: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  padding: 2.5rem clamp(1.25rem, 4vw, 3.5rem) 2rem;
  position: relative;
  overflow: hidden;
  min-height: calc(100dvh - var(--topbar-h));
  align-items: center;
}

.welcome-atmosphere {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 15% 20%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 60%),
    radial-gradient(ellipse 50% 40% at 85% 70%, color-mix(in srgb, var(--brand) 12%, transparent), transparent 55%),
    linear-gradient(160deg, var(--paper) 0%, var(--paper-2) 100%);
  z-index: 0;
  pointer-events: none;
}
.welcome-atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 20%, transparent 75%);
}

.welcome-inner,
.welcome-dropzone {
  position: relative;
  z-index: 1;
}

.welcome-brand {
  margin: 0 0 0.75rem;
  font-size: var(--cds-heading-03, 1.25rem);
  font-weight: 600;
  letter-spacing: 0;
  color: var(--brand);
  line-height: 1.4;
  animation: rise 0.7s ease both;
}

.welcome-title {
  margin: 0 0 0.85rem;
  font-size: var(--cds-heading-04, 1.75rem);
  font-weight: 400;
  letter-spacing: 0;
  color: var(--ink-soft);
  max-width: none;
  line-height: 1.25;
  animation: rise 0.7s ease 0.08s both;
}

.welcome-lede {
  margin: 0 0 1.5rem;
  max-width: 40rem;
  color: var(--ink-soft);
  line-height: 1.5;
  font-size: var(--cds-body-02, 1rem);
  animation: rise 0.7s ease 0.14s both;
}

.welcome-lede code {
  font-size: 0.92em;
  background: var(--accent-soft);
  color: var(--accent);
  padding: 0.05em 0.35em;
  border-radius: 4px;
}

.welcome-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 1.5rem;
  animation: rise 0.7s ease 0.2s both;
}

.welcome-hints {
  list-style: none;
  margin: 0;
  padding: 0;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.7;
  animation: rise 0.7s ease 0.26s both;
}

.welcome-dropzone {
  min-height: 280px;
  display: flex;
  animation: fade-in 0.9s ease 0.2s both;
}

.dropzone-frame {
  flex: 1;
  border: 1.5px dashed color-mix(in srgb, var(--accent) 55%, var(--line));
  border-radius: 16px;
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--surface) 90%, transparent), color-mix(in srgb, var(--accent-soft) 40%, var(--surface)));
  display: grid;
  place-content: center;
  text-align: center;
  gap: 0.4rem;
  padding: 2rem;
  transition: border-color 0.2s ease, transform 0.25s ease, box-shadow 0.25s ease;
  box-shadow: var(--shadow);
}

.welcome-dropzone:focus-visible .dropzone-frame,
.welcome-dropzone.dragover .dropzone-frame,
.app.dragging .dropzone-frame {
  border-color: var(--accent);
  border-style: solid;
  transform: scale(1.01);
  box-shadow: 0 0 0 4px var(--accent-soft), var(--shadow);
}

.dropzone-label {
  font-weight: 600;
  font-size: 1.1rem;
}
.dropzone-sub {
  color: var(--muted);
  font-size: 0.9rem;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.app[data-mode="workspace"] .welcome {
  display: none;
}
.app[data-mode="welcome"] .workspace {
  display: none;
}
.app[data-mode="workspace"] #topbar-actions {
  display: flex;
}

/* ——— Workspace ——— */
.workspace {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(220px, 280px) 1fr minmax(200px, 260px);
  min-height: 0;
  height: calc(100dvh - var(--topbar-h));
}

.sidebar,
.inspector {
  background: var(--surface);
  border-right: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.inspector {
  border-right: 0;
  border-left: 1px solid var(--line-soft);
}

.sidebar-head {
  padding: 0.75rem;
  border-bottom: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.tabs {
  display: flex;
  gap: 0.2rem;
  background: var(--paper-2);
  padding: 0.2rem;
  border-radius: 8px;
}
.tab {
  flex: 1;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.35rem;
  border-radius: 6px;
  color: var(--muted);
  cursor: pointer;
}
.tab.active {
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}

.filter-input,
.field input,
.field textarea,
.field select,
#search-input {
  width: 100%;
  font: inherit;
  font-size: 0.88rem;
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
}
.field textarea {
  font-family: var(--mono);
  font-size: 0.8rem;
  resize: vertical;
  line-height: 1.45;
}
.filter-input:focus,
.field input:focus,
.field textarea:focus,
.field select:focus,
#search-input:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 45%, transparent);
  border-color: var(--accent);
}

.tree-scroll {
  flex: 1;
  overflow: auto;
  padding: 0.4rem 0.35rem 1rem;
}

.tree-group {
  margin-bottom: 0.35rem;
}
.tree-group-label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  width: 100%;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.45rem 0.55rem 0.25rem;
  cursor: pointer;
  text-align: left;
}
.tree-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  width: 100%;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 0.86rem;
  color: var(--ink);
  padding: 0.32rem 0.55rem;
  border-radius: 6px;
  cursor: pointer;
  text-align: left;
}
.tree-item:hover {
  background: var(--paper-2);
}
.tree-item.active {
  background: var(--accent-soft);
  color: var(--brand);
}
.tree-item .kind {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  width: 2.2rem;
  flex-shrink: 0;
}
.tree-item .kind.msg { color: var(--msg); }
.tree-item .kind.enm { color: var(--enm); }
.tree-item .kind.svc { color: var(--svc); }
.tree-item .kind.file { color: var(--muted); }
.tree-item .label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 0.85rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.78rem;
  color: var(--muted);
}

/* ——— Stage ——— */
.stage {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--paper);
}

.stage-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--line-soft);
  background: var(--surface);
  flex-wrap: wrap;
}

.crumb {
  font-size: 0.85rem;
  color: var(--muted);
  font-family: var(--mono);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.crumb strong {
  color: var(--ink);
  font-weight: 600;
}

.stage-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.stage-body {
  flex: 1;
  overflow: auto;
  padding: 1.25rem 1.35rem 2rem;
}

.empty-stage {
  color: var(--muted);
  max-width: 36ch;
  margin: 3rem auto;
  text-align: center;
  line-height: 1.6;
}

/* Structured detail */
.detail-header {
  margin-bottom: 1.25rem;
}
.detail-kind {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.35rem;
}
.detail-title {
  margin: 0 0 0.35rem;
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.detail-meta {
  color: var(--muted);
  font-size: 0.85rem;
  font-family: var(--mono);
}
.detail-comment {
  margin: 0.85rem 0 0;
  padding: 0.75rem 0.9rem;
  background: var(--surface);
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
  color: var(--ink-soft);
  line-height: 1.5;
  white-space: pre-wrap;
}

.field-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
}
.field-table th,
.field-table td {
  text-align: left;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
}
.field-table th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: var(--paper-2);
  font-weight: 600;
}
.field-table tr:last-child td {
  border-bottom: 0;
}
.field-table tr:hover td {
  background: color-mix(in srgb, var(--accent-soft) 35%, transparent);
}
.type-link {
  border: 0;
  background: none;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.85rem;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--accent) 35%, transparent);
  text-underline-offset: 2px;
}
.type-link:hover {
  color: var(--brand);
}
.field-name {
  font-family: var(--mono);
  font-weight: 500;
}
.field-num {
  font-family: var(--mono);
  color: var(--muted);
}
.field-label-pill {
  font-size: 0.72rem;
  font-family: var(--mono);
  color: var(--fld);
  background: var(--paper-2);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}
.field-comment {
  display: block;
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.4;
}

.rpc-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.rpc-card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
}
.rpc-name {
  font-family: var(--mono);
  font-weight: 600;
  margin: 0 0 0.35rem;
}
.rpc-sig {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--ink-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}
.rpc-comment {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.45;
}

.section-title {
  margin: 1.5rem 0 0.65rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Source */
.code-block {
  margin: 0;
  padding: 1rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: auto;
  font-size: 0.8rem;
  line-height: 1.55;
  white-space: pre;
}
.tok-kw { color: #0b6e99; }
.tok-type { color: var(--msg); }
.tok-str { color: #9a6700; }
.tok-num { color: #b45309; }
.tok-cm { color: var(--muted); font-style: italic; }
.tok-opt { color: #0b6e99; }
[data-theme="dark"] .tok-kw { color: #7dd3fc; }
[data-theme="dark"] .tok-str { color: #f0b429; }
[data-theme="dark"] .tok-num { color: #fb923c; }
[data-theme="dark"] .tok-opt { color: #7dd3fc; }

/* Graph */
.graph-wrap {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 1rem;
  overflow: auto;
}
.graph-svg {
  width: 100%;
  min-height: 280px;
}
.graph-node {
  cursor: pointer;
}
.graph-node rect {
  fill: var(--paper-2);
  stroke: var(--line);
  rx: 6;
}
.graph-node.msg rect { stroke: var(--msg); }
.graph-node.enm rect { stroke: var(--enm); }
.graph-node.svc rect { stroke: var(--svc); }
.graph-node.active rect {
  fill: var(--accent-soft);
  stroke: var(--accent);
}
.graph-node text {
  fill: var(--ink);
  font-family: var(--mono);
  font-size: 11px;
}
.graph-edge {
  stroke: var(--line);
  fill: none;
  stroke-width: 1.25;
  marker-end: url(#arrow);
}

/* JSON example */
.json-toolbar {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.65rem;
  flex-wrap: wrap;
}
.json-block {
  margin: 0;
  padding: 1rem;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  font-size: 0.8rem;
  line-height: 1.5;
  overflow: auto;
  white-space: pre;
}

/* Inspector */
.inspector {
  padding: 0.85rem;
  overflow: auto;
}
.inspector-title {
  margin: 0 0 0.75rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.inspector-block {
  margin-bottom: 1rem;
}
.inspector-block h3 {
  margin: 0 0 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
}
.chip-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.chip {
  border: 0;
  background: var(--paper-2);
  color: var(--ink);
  font: inherit;
  font-size: 0.8rem;
  font-family: var(--mono);
  text-align: left;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  cursor: pointer;
}
.chip:hover {
  background: var(--accent-soft);
  color: var(--brand);
}
.muted {
  color: var(--muted);
  font-size: 0.85rem;
}

/* Modals */
.modal {
  border: 0;
  padding: 0;
  background: transparent;
  max-width: min(640px, calc(100vw - 2rem));
  width: 100%;
}
.modal.wide {
  max-width: min(820px, calc(100vw - 2rem));
}
.modal::backdrop {
  background: rgba(12, 28, 36, 0.45);
  backdrop-filter: blur(3px);
}
.modal-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 1rem 1.15rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-height: min(88dvh, 900px);
  overflow: auto;
}
.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}
.modal-head h2 {
  margin: 0;
  font-size: 1.1rem;
}
.modal-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
}
.modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: 0.45rem;
  margin-top: 0.25rem;
}
.modal-foot.muted {
  justify-content: flex-start;
  font-size: 0.8rem;
  color: var(--muted);
}
.field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.field.grow textarea {
  min-height: 220px;
}
.field.inline {
  flex-direction: row;
  align-items: center;
  gap: 0.75rem;
}
.field.inline input {
  flex: 1;
}

.search-card #search-input {
  font-size: 1.05rem;
  border: 0;
  background: transparent;
  padding: 0.25rem 0;
}
.search-card .modal-head {
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 0.5rem;
}
.search-results {
  min-height: 180px;
  max-height: 50dvh;
  overflow: auto;
}
.search-hit {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
  padding: 0.55rem 0.5rem;
  border-radius: 8px;
  cursor: pointer;
  font: inherit;
  color: var(--ink);
}
.search-hit:hover,
.search-hit.active {
  background: var(--accent-soft);
}
.search-hit .hit-title {
  font-weight: 600;
  font-family: var(--mono);
  font-size: 0.9rem;
}
.search-hit .hit-sub {
  font-size: 0.78rem;
  color: var(--muted);
}

.compose-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}
.compose-sections {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.compose-section {
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  padding: 0.75rem;
  background: var(--paper);
}
.compose-section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.55rem;
}
.compose-section-head h3 {
  margin: 0;
  font-size: 0.9rem;
}
.compose-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 0.6fr auto;
  gap: 0.4rem;
  margin-bottom: 0.4rem;
  align-items: center;
}
.compose-block {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  padding: 0.65rem;
  margin-bottom: 0.55rem;
}
.compose-block-head {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.45rem;
  align-items: center;
}
.preview-block {
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  background: var(--paper);
}
.preview-block summary {
  cursor: pointer;
  font-weight: 500;
  font-size: 0.88rem;
}

/* Toast */
.toast-host {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  z-index: 50;
  pointer-events: none;
}
.toast {
  background: var(--brand);
  color: #f5fbfa;
  padding: 0.65rem 0.95rem;
  border-radius: 8px;
  font-size: 0.88rem;
  box-shadow: var(--shadow);
  animation: rise 0.25s ease both;
  max-width: 320px;
}
.toast.error {
  background: var(--danger);
}

.parse-errors {
  background: color-mix(in srgb, var(--danger) 12%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--line));
  border-radius: 8px;
  padding: 0.75rem 0.9rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--danger);
}

@media (max-width: 960px) {
  .welcome {
    grid-template-columns: 1fr;
    padding-top: 1.5rem;
  }
  .welcome-dropzone {
    min-height: 180px;
  }
  .workspace {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr auto;
    height: auto;
    min-height: calc(100dvh - var(--topbar-h));
  }
  .sidebar {
    max-height: 38dvh;
    border-right: 0;
    border-bottom: 1px solid var(--line-soft);
  }
  .inspector {
    border-left: 0;
    border-top: 1px solid var(--line-soft);
    max-height: 30dvh;
  }
  .compose-grid {
    grid-template-columns: 1fr;
  }
  .compose-row {
    grid-template-columns: 1fr 1fr;
  }
}

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