:root {
  --bg: #f3f0e8;
  --panel: #fffdf7;
  --panel-line: #d9d1c4;
  --ink: #1d1d1d;
  --accent: #b46728;
  --accent-soft: #f3dfcb;
  --danger: #a03737;
}

* { box-sizing: border-box; }

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(180, 103, 40, 0.08), transparent 30%),
    linear-gradient(180deg, #f9f6ef 0%, var(--bg) 100%);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}

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

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  padding: 22px 24px 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar__eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #7a6a56;
}

.topbar h1 {
  margin: 4px 0 0;
  font-size: 28px;
}

.topbar__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.inline-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.inline-field select {
  min-width: 240px;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(360px, 420px) 1fr;
  gap: 20px;
  padding: 20px 24px 28px;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.panel {
  border: 1px solid var(--panel-line);
  border-radius: 20px;
  background: var(--panel);
  box-shadow: 0 1mm 4mm rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.panel > summary,
.panel__header {
  padding: 14px 16px;
  background: linear-gradient(90deg, var(--accent-soft), rgba(255, 255, 255, 0.85));
  border-bottom: 1px solid var(--panel-line);
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.panel > summary::-webkit-details-marker {
  display: none;
}

.panel__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.panel__header h2 {
  margin: 0;
  font-size: 18px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 16px;
}

.form-grid--worker {
  border-top: 1px solid var(--panel-line);
}

.form-grid label {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.form-grid label > span,
.search-field > span,
.section-caption {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #6c5b47;
}

.field-span-2 {
  grid-column: 1 / -1;
}

.form-grid input,
.form-grid textarea,
.form-grid select,
.search-field input,
.inline-field select {
  width: 100%;
  padding: 10px 11px;
  border: 1px solid #cfc6b7;
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
}

.form-grid textarea {
  resize: vertical;
  min-height: 110px;
}

.search-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 16px 0;
}

.workers-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 16px 16px;
  max-height: 280px;
  overflow: auto;
}

.worker-card {
  border: 1px solid #ddd4c7;
  border-radius: 14px;
  background: #fff;
  padding: 10px 12px;
  cursor: pointer;
  transition: border-color 0.18s ease, transform 0.18s ease, background 0.18s ease;
}

.worker-card:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.worker-card.is-active {
  border-color: var(--accent);
  background: #fff5ea;
}

.worker-card__name {
  font-weight: 700;
  margin-bottom: 4px;
}

.worker-card__meta {
  font-size: 12px;
  color: #675b4f;
}

.worker-actions {
  display: flex;
  justify-content: flex-end;
}

.checkbox-field {
  flex-direction: row !important;
  align-items: center;
  gap: 8px !important;
}

.checkbox-field input {
  width: auto;
}

.preview-pane {
  border: 1px solid var(--panel-line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 1.5mm 5mm rgba(0, 0, 0, 0.06);
  min-width: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.preview-pane__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(255, 255, 255, 0.88);
}

.preview-pane__header h2 {
  margin: 0 0 4px;
}

.preview-pane__header p {
  margin: 0;
  color: #655844;
}

.preview-frame {
  width: 100%;
  min-height: calc(100vh - 190px);
  border: 0;
  background: #d8d8d8;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid transparent;
  border-radius: 999px;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn--primary {
  background: var(--accent);
  color: #fff;
}

.btn--ghost {
  background: #fff;
  color: var(--ink);
  border-color: #d2c7b7;
}

.btn--danger {
  background: #fff2f2;
  border-color: #e4bbbb;
  color: var(--danger);
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  padding: 12px 16px;
  border-radius: 14px;
  background: #1d1d1d;
  color: #fff;
  box-shadow: 0 1mm 4mm rgba(0, 0, 0, 0.25);
  z-index: 40;
}

@media (max-width: 1100px) {
  .workspace {
    grid-template-columns: 1fr;
  }

  .preview-frame {
    min-height: 70vh;
  }
}

@media (max-width: 760px) {
  .topbar {
    flex-direction: column;
    align-items: stretch;
  }

  .topbar__actions,
  .inline-field {
    width: 100%;
  }

  .inline-field select {
    min-width: 0;
  }

  .workspace {
    padding: 16px;
  }

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

  .field-span-2 {
    grid-column: auto;
  }
}