body[data-tool="excel-convert"] {
  --xc-ink: #16121c;
  --xc-muted: #6b6578;
  --xc-line: rgba(88, 60, 140, 0.12);
  --xc-soft: rgba(124, 58, 237, 0.07);
  --xc-ok: #059669;
  --xc-err: #dc2626;
}

body[data-tool="excel-convert"] .tool-workspace {
  padding: 0 0 2.5rem !important;
  background:
    radial-gradient(ellipse 85% 50% at 8% -10%, rgba(124, 58, 237, 0.11), transparent 55%),
    radial-gradient(ellipse 50% 40% at 100% 0%, rgba(6, 182, 212, 0.08), transparent 50%),
    linear-gradient(180deg, #f8f7fc 0%, #f1f5f9 100%) !important;
}

body[data-tool="excel-convert"] .xc-page {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

body[data-tool="excel-convert"] .xc-intro {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto 1.35rem;
}

body[data-tool="excel-convert"] .xc-intro h1 {
  margin: 0;
  font-size: clamp(1.55rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--xc-ink);
}

body[data-tool="excel-convert"] .xc-intro p {
  margin: 0.45rem 0 0;
  font-size: 0.95rem;
  color: var(--xc-muted);
  line-height: 1.55;
}

body[data-tool="excel-convert"] .xc-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.85rem;
}

body[data-tool="excel-convert"] .xc-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: #fff;
  border: 1px solid var(--xc-line);
  color: var(--primary-dark);
}

body[data-tool="excel-convert"] .xc-studio {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 1rem;
  align-items: stretch;
}

body[data-tool="excel-convert"] .xc-panel {
  display: flex;
  flex-direction: column;
  min-height: 520px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--xc-line);
  border-radius: 18px;
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.06);
  overflow: hidden;
}

body[data-tool="excel-convert"] .xc-panel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.9rem 1.05rem;
  border-bottom: 1px solid var(--xc-line);
  background: rgba(255, 255, 255, 0.98);
}

body[data-tool="excel-convert"] .xc-panel-head h2 {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 750;
  color: var(--xc-ink);
}

body[data-tool="excel-convert"] .xc-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 0.95rem 1.05rem 1.1rem;
  min-height: 0;
}

body[data-tool="excel-convert"] .xc-mode {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.45rem;
}

body[data-tool="excel-convert"] .xc-mode button {
  border: 1px solid var(--xc-line);
  background: #fafafa;
  color: var(--xc-muted);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 650;
  padding: 0.65rem 0.7rem;
  border-radius: 12px;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.15s, background 0.15s, color 0.15s, box-shadow 0.15s;
}

body[data-tool="excel-convert"] .xc-mode button strong {
  display: block;
  color: inherit;
  font-size: 0.86rem;
  margin-bottom: 0.12rem;
}

body[data-tool="excel-convert"] .xc-mode button span {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  opacity: 0.85;
}

body[data-tool="excel-convert"] .xc-mode button.is-on {
  background: #fff;
  color: var(--primary-dark);
  border-color: rgba(124, 58, 237, 0.4);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

body[data-tool="excel-convert"] .xc-drop {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 150px;
  padding: 1.25rem;
  border: 1.5px dashed rgba(124, 58, 237, 0.28);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(124, 58, 237, 0.04), rgba(6, 182, 212, 0.03));
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

body[data-tool="excel-convert"] .xc-drop.is-drag {
  border-color: var(--primary);
  background: rgba(124, 58, 237, 0.08);
}

body[data-tool="excel-convert"] .xc-drop-icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--gradient-brand);
  color: #fff;
  font-size: 1.25rem;
  font-weight: 800;
  box-shadow: 0 8px 20px rgba(124, 58, 237, 0.25);
  margin-bottom: 0.35rem;
}

body[data-tool="excel-convert"] .xc-drop p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--xc-ink);
}

body[data-tool="excel-convert"] .xc-drop .text-muted {
  font-size: 0.78rem;
  color: var(--xc-muted);
}

body[data-tool="excel-convert"] .xc-file {
  display: none;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--xc-line);
  border-radius: 12px;
  background: #fff;
}

body[data-tool="excel-convert"] .xc-file.is-on {
  display: flex;
}

body[data-tool="excel-convert"] .xc-file-badge {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: rgba(16, 185, 129, 0.12);
  color: #047857;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

body[data-tool="excel-convert"] .xc-file-main {
  flex: 1;
  min-width: 0;
}

body[data-tool="excel-convert"] .xc-file-main strong {
  display: block;
  font-size: 0.88rem;
  color: var(--xc-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

body[data-tool="excel-convert"] .xc-file-main span {
  font-size: 0.75rem;
  color: var(--xc-muted);
}

body[data-tool="excel-convert"] .xc-sheets {
  display: none;
  flex-wrap: wrap;
  gap: 0.35rem;
}

body[data-tool="excel-convert"] .xc-sheets.is-on {
  display: flex;
}

body[data-tool="excel-convert"] .xc-sheets button {
  border: 1px solid var(--xc-line);
  background: #fff;
  color: var(--xc-muted);
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 650;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  cursor: pointer;
}

body[data-tool="excel-convert"] .xc-sheets button.is-on {
  background: var(--primary-light);
  color: var(--primary-dark);
  border-color: rgba(124, 58, 237, 0.35);
}

body[data-tool="excel-convert"] .xc-opts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.1rem;
  font-size: 0.8rem;
  color: var(--xc-muted);
}

body[data-tool="excel-convert"] .xc-opts label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  user-select: none;
}

body[data-tool="excel-convert"] .xc-paste {
  width: 100%;
  min-height: 110px;
  resize: vertical;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--xc-line);
  border-radius: 12px;
  background: #fafafa;
  color: var(--xc-ink);
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.78rem;
  line-height: 1.5;
}

body[data-tool="excel-convert"] .xc-paste:focus {
  outline: none;
  border-color: rgba(124, 58, 237, 0.45);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
  background: #fff;
}

body[data-tool="excel-convert"] .xc-paste[hidden] {
  display: none !important;
}

body[data-tool="excel-convert"] .xc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: auto;
}

body[data-tool="excel-convert"] .xc-status {
  margin: 0;
  font-size: 0.8rem;
  color: var(--xc-muted);
}

body[data-tool="excel-convert"] .xc-status.is-ok {
  color: var(--xc-ok);
}

body[data-tool="excel-convert"] .xc-status.is-err {
  color: var(--xc-err);
}

body[data-tool="excel-convert"] .xc-preview-wrap {
  flex: 1;
  min-height: 280px;
  border: 1px solid var(--xc-line);
  border-radius: 12px;
  background: #fafafa;
  overflow: auto;
}

body[data-tool="excel-convert"] .xc-empty {
  display: grid;
  place-items: center;
  min-height: 280px;
  padding: 1.5rem;
  text-align: center;
  color: var(--xc-muted);
  font-size: 0.9rem;
}

body[data-tool="excel-convert"] .xc-empty[hidden],
body[data-tool="excel-convert"] .xc-table-wrap[hidden],
body[data-tool="excel-convert"] .xc-json-out[hidden] {
  display: none !important;
}

body[data-tool="excel-convert"] .xc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.75rem;
  white-space: nowrap;
}

body[data-tool="excel-convert"] .xc-table th,
body[data-tool="excel-convert"] .xc-table td {
  padding: 0.45rem 0.65rem;
  border-bottom: 1px solid var(--xc-line);
  text-align: left;
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
}

body[data-tool="excel-convert"] .xc-table th {
  position: sticky;
  top: 0;
  background: #f1eef8;
  color: var(--xc-ink);
  font-weight: 750;
  z-index: 1;
}

body[data-tool="excel-convert"] .xc-table tr:hover td {
  background: rgba(124, 58, 237, 0.04);
}

body[data-tool="excel-convert"] .xc-json-out {
  margin: 0;
  padding: 0.85rem;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.78rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--xc-ink);
}

body[data-tool="excel-convert"] input[type="file"] {
  display: none;
}

body[data-tool="excel-convert"] .xc-note {
  margin: 0;
  font-size: 0.78rem;
  color: var(--xc-muted);
  line-height: 1.45;
}

@media (max-width: 900px) {
  body[data-tool="excel-convert"] .xc-studio {
    grid-template-columns: 1fr;
  }

  body[data-tool="excel-convert"] .xc-panel {
    min-height: auto;
  }

  body[data-tool="excel-convert"] .xc-mode {
    grid-template-columns: 1fr;
  }
}

html[data-theme="dark"] body[data-tool="excel-convert"] .tool-workspace {
  background:
    radial-gradient(ellipse 80% 45% at 10% -10%, rgba(124, 58, 237, 0.18), transparent 55%),
    var(--bg) !important;
}

html[data-theme="dark"] body[data-tool="excel-convert"] .xc-panel,
html[data-theme="dark"] body[data-tool="excel-convert"] .xc-file,
html[data-theme="dark"] body[data-tool="excel-convert"] .xc-mode button.is-on {
  background: var(--surface);
  border-color: var(--border);
}

html[data-theme="dark"] body[data-tool="excel-convert"] .xc-intro h1,
html[data-theme="dark"] body[data-tool="excel-convert"] .xc-panel-head h2,
html[data-tool="excel-convert"] .xc-file-main strong {
  color: var(--text);
}

html[data-theme="dark"] body[data-tool="excel-convert"] .xc-preview-wrap,
html[data-theme="dark"] body[data-tool="excel-convert"] .xc-paste,
html[data-theme="dark"] body[data-tool="excel-convert"] .xc-mode button {
  background: rgba(15, 23, 42, 0.35);
  border-color: var(--border);
  color: var(--text);
}

html[data-theme="dark"] body[data-tool="excel-convert"] .xc-table th {
  background: rgba(124, 58, 237, 0.15);
  color: var(--text);
}