:root {
  --violet-900: #2d1b4e;
  --violet-800: #3d2b5e;
  --violet-700: #5c4b9b;
  --violet-600: #7b6db5;
  --violet-500: #9b8fd0;
  --violet-400: #bbb2e0;
  --violet-300: #dbd5f0;
  --violet-200: #ebe7f7;
  --violet-100: #f5f3fc;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --amber-500: #f59e0b;
  --amber-400: #fbbf24;
  --green-600: #059669;
  --red-500: #ef4444;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--slate-800);
  background: var(--slate-50);
  -webkit-font-smoothing: antialiased;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-200);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--violet-800);
  font-weight: 700;
  font-size: 1.15rem;
}
.brand-icon { width: 28px; height: 28px; color: var(--violet-700); }
.top-nav { display: flex; gap: 24px; }
.top-nav a {
  text-decoration: none;
  color: var(--slate-600);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.top-nav a:hover { color: var(--violet-700); border-bottom-color: var(--violet-400); }
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--slate-600);
  cursor: pointer;
  padding: 4px;
}

.hero {
  background: linear-gradient(160deg, var(--violet-900) 0%, var(--violet-700) 60%, var(--violet-600) 100%);
  color: white;
  padding: 64px 20px 56px;
}
.hero-inner { max-width: 720px; margin: 0 auto; text-align: center; }
.hero h1 {
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}
.hero-lead {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--violet-300);
  margin: 0;
  max-width: 560px;
  margin-inline: auto;
}

.workspace { padding: 32px 20px 48px; }
.workspace-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}

.config-panel, .preview-panel {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--slate-200);
  overflow: hidden;
}
.panel-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--slate-100);
}
.panel-header h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 14px;
  color: var(--slate-900);
}

.preset-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.preset-label { font-size: 0.8rem; color: var(--slate-500); font-weight: 500; margin-right: 4px; }
.preset-pill {
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid var(--slate-300);
  background: white;
  color: var(--slate-700);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}
.preset-pill:hover { border-color: var(--violet-400); color: var(--violet-700); }
.preset-pill.active { background: var(--violet-700); color: white; border-color: var(--violet-700); }

.field-section { padding: 20px 24px; border-bottom: 1px solid var(--slate-100); }
.field-section h3 {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--slate-500);
  margin: 0 0 6px;
}
.field-hint { font-size: 0.8rem; color: var(--slate-500); margin: 0 0 14px; }
.field-list { list-style: none; margin: 0; padding: 0; }
.field-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--slate-50);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  border: 1px solid var(--slate-200);
  cursor: grab;
  transition: box-shadow 0.15s, transform 0.1s;
}
.field-item:hover { box-shadow: var(--shadow-sm); }
.field-item.dragging { opacity: 0.5; transform: scale(0.98); }
.field-handle {
  width: 16px; height: 16px;
  color: var(--slate-400);
  flex-shrink: 0;
  cursor: grab;
}
.field-name {
  flex: 1;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--slate-800);
  background: transparent;
  border: none;
  padding: 2px 6px;
  margin: -2px -6px;
  border-radius: var(--radius-sm);
}
.field-name:hover, .field-name:focus {
  background: white;
  outline: 2px solid var(--violet-400);
}
.field-type {
  font-size: 0.7rem;
  color: var(--slate-500);
  background: var(--slate-200);
  padding: 2px 8px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.field-remove {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--slate-400);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
}
.field-remove:hover { background: var(--red-500); color: white; }

.add-field-row { display: flex; gap: 8px; margin-top: 12px; }
.add-field-row input {
  flex: 1;
  padding: 9px 14px;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--slate-800);
}
.add-field-row input:focus { outline: 2px solid var(--violet-400); border-color: var(--violet-500); }

.options-section { padding: 20px 24px; border-bottom: 1px solid var(--slate-100); }
.options-section h3 { font-size: 0.9rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; color: var(--slate-500); margin: 0 0 14px; }
.option-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.option-cell { display: flex; flex-direction: column; gap: 6px; }
.option-name { font-size: 0.8rem; font-weight: 500; color: var(--slate-600); }
.option-cell select {
  padding: 8px 12px;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--slate-800);
  background: white;
}
.option-cell select:focus { outline: 2px solid var(--violet-400); }
.check-cell { flex-direction: row; align-items: center; gap: 10px; }
.check-cell input { width: 18px; height: 18px; accent-color: var(--violet-700); }
.check-text { font-size: 0.85rem; color: var(--slate-700); }

.action-bar {
  padding: 20px 24px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--slate-100);
}
.btn-primary, .btn-secondary, .text-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  border: none;
}
.btn-primary {
  background: var(--violet-700);
  color: white;
}
.btn-primary:hover { background: var(--violet-800); }
.btn-secondary {
  background: white;
  color: var(--slate-700);
  border: 1px solid var(--slate-300);
}
.btn-secondary:hover { border-color: var(--violet-400); color: var(--violet-700); background: var(--violet-100); }
.btn-large { padding: 14px 32px; font-size: 1rem; border-radius: var(--radius-md); }
.text-btn {
  background: transparent;
  color: var(--slate-500);
  padding: 4px 8px;
  font-weight: 500;
  font-size: 0.8rem;
}
.text-btn:hover { color: var(--slate-700); }

.history-bar {
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  background: var(--slate-50);
}
.history-label { font-size: 0.8rem; color: var(--slate-500); font-weight: 500; }
.history-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.history-chip {
  padding: 4px 12px;
  border-radius: 999px;
  background: white;
  border: 1px solid var(--slate-300);
  font-size: 0.75rem;
  color: var(--slate-600);
  cursor: pointer;
  transition: all 0.15s;
}
.history-chip:hover { border-color: var(--violet-400); color: var(--violet-700); }

.preview-panel { display: flex; flex-direction: column; min-height: 600px; }
.preview-tabs {
  display: flex;
  gap: 4px;
  margin-top: 8px;
}
.preview-tab {
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--slate-500);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}
.preview-tab:hover { color: var(--slate-700); background: var(--slate-100); }
.preview-tab.active { color: var(--violet-700); background: var(--violet-100); }
.preview-body {
  flex: 1;
  padding: 20px 24px;
  overflow: auto;
}
.preview-block {
  margin: 0;
  font-family: "SF Mono", Monaco, "Cascadia Code", monospace;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--slate-700);
  white-space: pre-wrap;
  word-break: break-word;
}
.preview-block:not(.active) { display: none; }
.preview-block[hidden] { display: none !important; }
.preview-block code { font-family: inherit; }
.readme-preview {
  font-family: inherit;
  line-height: 1.7;
}
.readme-preview h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--slate-900);
  margin: 20px 0 10px;
}
.readme-preview ul { padding-left: 20px; margin: 8px 0; }
.readme-preview li { margin: 4px 0; }
.readme-preview code {
  background: var(--slate-100);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: "SF Mono", Monaco, monospace;
  font-size: 0.8em;
}
.preview-meta {
  padding: 12px 24px;
  border-top: 1px solid var(--slate-100);
  display: flex;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--slate-500);
}
.meta-sep { color: var(--slate-300); }

.guide-section { padding: 56px 20px; background: white; border-top: 1px solid var(--slate-200); }
.guide-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
}
.guide-main h2 { font-size: 1.4rem; font-weight: 800; color: var(--slate-900); margin: 0 0 20px; }
.guide-main h3 { font-size: 1.05rem; font-weight: 700; color: var(--slate-800); margin: 28px 0 10px; }
.guide-main p { color: var(--slate-700); margin: 0 0 14px; }
.mistake-list { list-style: none; padding: 0; margin: 0; }
.mistake-list li { padding: 12px 0; border-bottom: 1px solid var(--slate-100); color: var(--slate-700); }
.mistake-list li:last-child { border-bottom: none; }
.mistake-list strong { color: var(--slate-900); font-weight: 600; }

.guide-aside { display: flex; flex-direction: column; gap: 20px; }
.aside-box {
  background: var(--slate-50);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--slate-200);
}
.aside-box h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--slate-600);
  margin: 0 0 14px;
}
.aside-box details { margin-bottom: 10px; }
.aside-box summary {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--violet-800);
  cursor: pointer;
  padding: 6px 0;
}
.aside-box details p {
  font-size: 0.85rem;
  color: var(--slate-600);
  margin: 8px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--violet-300);
}
.field-ref { margin: 0; }
.field-ref dt {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--violet-700);
  font-family: "SF Mono", Monaco, monospace;
  margin-top: 10px;
}
.field-ref dd { font-size: 0.8rem; color: var(--slate-600); margin: 2px 0 0; }

.faq-section { padding: 56px 20px; background: var(--slate-50); }
.faq-inner { max-width: 800px; margin: 0 auto; }
.faq-inner h2 { font-size: 1.4rem; font-weight: 800; color: var(--slate-900); margin: 0 0 24px; }
.faq-grid { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
  overflow: hidden;
}
.faq-item summary {
  padding: 16px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--slate-800);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::after {
  content: '+';
  font-size: 1.2rem;
  color: var(--violet-600);
  font-weight: 400;
  transition: transform 0.2s;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item p {
  padding: 0 20px 16px;
  margin: 0;
  color: var(--slate-600);
  font-size: 0.9rem;
  line-height: 1.7;
}

.cta-section {
  padding: 64px 20px;
  background: linear-gradient(160deg, var(--violet-800) 0%, var(--violet-600) 100%);
  color: white;
  text-align: center;
}
.cta-inner { max-width: 560px; margin: 0 auto; }
.cta-section h2 { font-size: 1.6rem; font-weight: 800; margin: 0 0 12px; }
.cta-section p { color: var(--violet-300); margin: 0 0 24px; font-size: 1.05rem; }

.site-footer {
  background: var(--slate-900);
  color: var(--slate-400);
  padding: 40px 20px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
}
.footer-brand { display: flex; flex-direction: column; gap: 4px; }
.footer-brand .brand-word { color: white; font-weight: 700; font-size: 1.1rem; }
.footer-tag { font-size: 0.8rem; }
.footer-tag a { color: var(--violet-400); text-decoration: none; }
.footer-tag a:hover { text-decoration: underline; }
.footer-nav { display: flex; gap: 20px; }
.footer-nav a { color: var(--slate-400); text-decoration: none; font-size: 0.85rem; }
.footer-nav a:hover { color: var(--violet-400); }
.footer-note { font-size: 0.75rem; color: var(--slate-600); margin: 0; width: 100%; }

@media (max-width: 900px) {
  .workspace-inner { grid-template-columns: 1fr; }
  .guide-inner { grid-template-columns: 1fr; }
  .top-nav { display: none; }
  .menu-toggle { display: block; }
  .option-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .hero { padding: 44px 16px 40px; }
  .workspace { padding: 20px 16px 36px; }
  .panel-header, .field-section, .options-section, .action-bar, .history-bar, .preview-body { padding-left: 16px; padding-right: 16px; }
  .preset-bar { gap: 6px; }
  .preset-pill { padding: 5px 12px; font-size: 0.75rem; }
  .action-bar { flex-direction: column; }
  .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
  .footer-inner { flex-direction: column; text-align: center; }
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 12px 20px;
  background: var(--slate-900);
  color: white;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
}
@keyframes toastIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes toastOut { to { opacity: 0; transform: translateY(10px); } }



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}