.demo-visual { margin: 0 0 48px; padding: 26px; border: 1px solid var(--line); border-radius: 18px; background: var(--card); }
.demo-visual-wrap { margin-top: 42px; }
.demo-visual-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
.demo-visual-options { display: flex; flex-wrap: wrap; gap: 4px; padding: 4px; border-radius: 10px; background: var(--panel); }
.demo-visual-options button, .demo-visual-pause { border: 0; background: transparent; color: var(--muted); font-size: 13px; padding: 8px 12px; border-radius: 7px; }
.demo-visual-options button[aria-pressed="true"] { background: var(--card); color: var(--ink); box-shadow: 0 1px 4px #00000012; }
.demo-visual-pause { flex-shrink: 0; text-decoration: underline; text-underline-offset: 4px; }
.demo-visual h2 { font-size: clamp(21px, 2vw, 30px); line-height: 1.2; letter-spacing: -.025em; }
.demo-visual-scene { display: grid; grid-template-columns: minmax(0, 1fr) 60px minmax(0, 1fr); align-items: center; gap: 24px; min-height: 300px; padding: 32px 18px; }
.demo-visual-label { display: block; font-size: 11px; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 14px; }
.demo-visual-input, .demo-visual-output { min-width: 0; }
.demo-visual-input blockquote { font-size: clamp(20px, 2.1vw, 30px); line-height: 1.4; letter-spacing: -.025em; margin: 0; }
.demo-visual-input blockquote::before { content: '“'; display: block; font-size: 58px; color: var(--line); line-height: .8; margin-bottom: 12px; }
.demo-visual-route { color: var(--muted); display: flex; align-items: center; gap: 6px; }
.demo-visual-route::before { content: ''; height: 1px; background: var(--line); flex: 1; }
.demo-visual-route span { font-size: 24px; }
.demo-visual-value { display: block; font-size: clamp(30px, 3.1vw, 48px); letter-spacing: -.05em; line-height: 1.15; overflow-wrap: anywhere; margin-bottom: 10px; font-weight: 500; }
.demo-visual-detail { color: var(--muted); font-size: 15px; line-height: 1.5; min-height: 45px; }
.demo-visual-evidence { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 9px; }
.demo-visual-evidence li { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 13px; }
.demo-visual-evidence li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex-shrink: 0; }
.demo-visual-evidence li:first-child { color: var(--ink); }
.demo-visual-document { padding: 22px; border: 1px solid var(--line); border-radius: 6px; max-width: 320px; box-shadow: 0 10px 26px #00000005; transform: rotate(-2deg); }
.demo-visual-document strong { display: block; font-size: 19px; margin-bottom: 18px; }
.demo-visual-document p { display: flex; justify-content: space-between; gap: 16px; border-top: 1px solid var(--line); padding-block: 10px; font-size: 13px; }
.demo-visual-document p span { color: var(--muted); }
.demo-visual-document p b { font-weight: 500; text-align: right; }
.demo-visual-foot { display: flex; justify-content: space-between; gap: 24px; border-top: 1px solid var(--line); padding-top: 18px; }
.demo-visual-foot p { font-size: 12px; color: var(--muted); max-width: 46em; }
.demo-visual-foot a { flex-shrink: 0; font-size: 13px; text-decoration: underline; text-underline-offset: 4px; }
.demo-visual-progress { height: 2px; background: var(--panel); margin-top: 20px; overflow: hidden; }
.demo-visual-progress span { display: block; height: 100%; background: var(--ink); transform-origin: left; transform: scaleX(0); }
.demo-visual[data-running="true"] .demo-visual-progress span { animation: demo-example-progress 8s linear infinite; }
.demo-visual[data-running="true"] .demo-visual-route span { animation: demo-example-arrow 2s ease-in-out infinite; }
@keyframes demo-example-progress { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes demo-example-arrow { 50% { transform: translateX(5px); } }
@media (max-width: 700px) {
  .demo-visual { padding: 20px; margin-bottom: 32px; }
  .demo-visual-toolbar { flex-wrap: wrap; gap: 8px; }
  .demo-visual-options { width: 100%; }
  .demo-visual-options button { flex: 1; padding: 8px 6px; font-size: 12px; }
  .demo-visual-pause { padding: 6px 0; }
  .demo-visual-scene { grid-template-columns: minmax(0, 1fr); gap: 22px; padding: 26px 0; min-height: 0; }
  .demo-visual-input blockquote { font-size: 22px; }
  .demo-visual-route { width: 36px; transform: rotate(90deg); margin: 0 auto; }
  .demo-visual-value { font-size: 32px; }
  .demo-visual-document { margin: 8px auto; width: 100%; }
  .demo-visual-foot { flex-direction: column; gap: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  .demo-visual *, .demo-visual *::before { animation: none !important; }
  .demo-visual-document { transform: none; }
}
@media (max-width: 360px) {
  .demo-visual-document p { display: block; }
  .demo-visual-document p b { display: block; text-align: left; margin-top: 4px; }
}