/* Layout Wrapper */
.sig-generator-wrapper {
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 1rem;
  align-items: start;
  padding: 0.5rem;
}

@media (max-width: 992px) {
  .sig-generator-wrapper {
    grid-template-columns: 1fr;
  }
}

/* Sidebar & Tabs */
.sig-sidebar {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.sig-tabs {
  display: flex;
  gap: 5px;
  border-bottom: 1px solid #edf2f7;
  margin-bottom: 20px;
}

.sig-tab-link {
  flex: 1;
  background: none;
  border: none;
  padding: 10px 5px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #718096;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.sig-tab-link.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.sig-tab-content {
  display: none;
}
.sig-tab-content.active {
  display: block;
}

/* Custom Color Picker */
.color-picker-container {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: 8px;
}

input[type="color"] {
  -webkit-appearance: none;
  width: 30px;
  height: 30px;
  border: none;
  background: none;
  cursor: pointer;
}

input[type="color"]::-webkit-color-swatch {
  border-radius: 4px;
  border: 1px solid #ddd;
}

#clr-accent-hex {
  border: none;
  background: none;
  font-family: monospace;
  font-weight: bold;
  width: 80px;
  outline: none;
}

/* Preview Window */
.preview-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
}

.preview-header {
  background: #f1f5f9;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 15px;
  font-size: 0.8rem;
  color: #64748b;
}

.browser-dots {
  display: flex;
  gap: 4px;
}
.browser-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #cbd5e1;
}

.preview-body {
  padding: 30px;
  min-height: 250px;
}
.email-mock-content {
  color: var(--text-color);
  margin-bottom: 20px;
}

/* Global Actions */
.sig-actions {
  display: grid;
  grid-template-columns: 1fr 1fr 100px;
  gap: 10px;
  margin-top: 20px;
}

.btn-toggle {
  flex: 1;
  border: 1px solid #cbd5e1;
  background: #fff;
  padding: 8px;
  cursor: pointer;
  font-size: 0.8rem;
}

.btn-toggle.active {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}

.radio-group {
  display: flex;
  border-radius: 8px;
  overflow: hidden;
}

.form-group {
  margin-bottom: 15px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 5px;
}
.form-group input[type="text"],
.form-group select {
  width: 90%;
  padding: 10px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
}

.input-with-action {
  display: flex;
  gap: 1rem;
}
.input-with-action button {
  background: var(--primary-color);
  color: #fff;
  border: none;
  padding: 0 12px;
  border-radius: 8px;
  cursor: pointer;
}

button#btn-copy-rich {
  background: var(--btn-primary);
  color: #fff;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  border-radius: 6px;
}

button#btn-copy-rich:hover {
  background: var(--btn-primary-hover);
}

button#btn-copy-rich:hover {
  background: var(--primary-hover);
}

button#btn-copy-html {
  background: var(--btn-secendary);
  color: #fff;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  border-radius: 6px;
}

button#btn-copy-html:hover {
  background: var(--btn-secendary-hover);
}

button#btn-reset {
  background: var(--btn-warning);
  color: #fff;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  border-radius: 6px;
}

button#btn-reset:hover {
  background: var(--btn-warning-hover);
}