:root {
  --wts-red: #cc0033;
  --wts-accent: #ee0932;
  --wts-gray-bg: #e5e1dd;
  --wts-gray-dark: #bfb1a8;
  --wts-anthracite: #282828;
  --wts-white: #ffffff;
  --panel-shadow: 0 2px 12px rgba(40, 40, 40, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "WTS Cera", Arial, Helvetica, sans-serif;
  background: var(--wts-gray-bg);
  color: var(--wts-anthracite);
  min-height: 100vh;
}

.app-header {
  background: var(--wts-white);
  border-bottom: 4px solid var(--wts-red);
  padding: 20px 28px;
  box-shadow: var(--panel-shadow);
}

.app-header h1 {
  margin: 0 0 4px 0;
  font-size: 22px;
  font-weight: 500;
  color: #000;
}

.app-header p {
  margin: 0;
  font-size: 14px;
  font-weight: 300;
  color: var(--wts-gray-dark);
}

.controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  padding: 20px 28px;
  background: var(--wts-white);
  border-bottom: 1px solid var(--wts-gray-bg);
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.control-group label {
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--wts-gray-dark);
}

.control-group select {
  padding: 10px 12px;
  border: 1px solid var(--wts-gray-bg);
  border-radius: 4px;
  font-size: 14px;
  font-family: inherit;
  background: var(--wts-white);
  color: var(--wts-anthracite);
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 22px;
}

.toggle {
  position: relative;
  width: 48px;
  height: 26px;
  background: var(--wts-gray-bg);
  border-radius: 13px;
  cursor: pointer;
  border: none;
  padding: 0;
}

.toggle[aria-checked="true"] {
  background: var(--wts-red);
}

.toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: var(--wts-white);
  border-radius: 50%;
  transition: transform 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.toggle[aria-checked="true"] .toggle-thumb {
  transform: translateX(22px);
}

.toggle-label {
  font-size: 14px;
  font-weight: 400;
}

.actions {
  display: flex;
  align-items: flex-end;
  gap: 10px;
}

.btn {
  padding: 10px 16px;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  font-weight: 500;
}

.btn-primary {
  background: var(--wts-accent);
  color: var(--wts-white);
}

.btn-secondary {
  background: var(--wts-white);
  color: var(--wts-red);
  border: 1px solid var(--wts-red);
}

.meta-bar {
  padding: 12px 28px;
  background: #f9f8f7;
  border-bottom: 1px solid var(--wts-gray-bg);
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
}

.meta-bar span {
  color: var(--wts-gray-dark);
}

.meta-bar strong {
  color: var(--wts-anthracite);
  font-weight: 500;
}

.subject-bar {
  padding: 16px 28px;
  background: var(--wts-white);
}

.subject-bar label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--wts-gray-dark);
  margin-bottom: 6px;
}

.subject-bar .subject-text {
  font-size: 18px;
  font-weight: 500;
  color: #000;
  word-break: break-word;
}

.preview-frame-wrap {
  padding: 24px 28px 40px;
}

.preview-frame-wrap iframe {
  width: 100%;
  min-height: 720px;
  border: none;
  border-radius: 4px;
  box-shadow: var(--panel-shadow);
  background: var(--wts-gray-bg);
}

.draft-badge {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 500;
  background: #fff3cd;
  color: #856404;
  border-radius: 3px;
  vertical-align: middle;
}

@media (max-width: 640px) {
  .controls {
    grid-template-columns: 1fr;
  }
  .toggle-row {
    padding-top: 0;
  }
}