.hero-visual.concept {
  height: auto;
  padding: 27px;
  background: linear-gradient(155deg,#f7faf2,#edf3e6);
  border: 1px solid #d3dfc8;
  border-radius: 20px;
  box-shadow: 0 20px 50px #2c452009, inset 0 1px 0 #fff;
  isolation: isolate;
}
.concept-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:27px; }
.concept-header > span:first-child { font:700 11px 'DM Sans',sans-serif; letter-spacing:1.6px; color:#536b46; }
.concept-label { font-size:11px; color:#79856e; border:1px solid #d9e2d1; border-radius:5px; padding:4px 8px; }
.concept-step { display:flex; align-items:center; gap:8px; font-size:12px; font-weight:600; color:#53614b; margin-bottom:13px; }
.concept-step > span { font:600 10px 'DM Sans',sans-serif; color:#849575; }
.concept-sources { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:10px; }
.concept-source { padding:17px 6px 15px; border:1px solid #dee6d6; border-radius:10px; background:#ffffffdb; display:flex; flex-direction:column; align-items:center; box-shadow:0 3px 7px #37532504; }
.concept-logos { display:flex; align-items:center; justify-content:center; gap:8px; height:28px; margin-bottom:13px; }
.concept-logos img { width:22px; height:24px; object-fit:contain; }
.concept-source b { font-size:14px; font-weight:700; letter-spacing:-.3px; }
.concept-source small { font-size:10px; color:#7b8772; margin-top:6px; }
.concept-join { position:relative; height:42px; margin-inline:calc((100% - 20px) / 6); display:flex; justify-content:space-between; }
.concept-join:before { content:''; position:absolute; top:20px; left:0; right:0; border-bottom:1px solid #b2c79c; }
.concept-join i { width:1px; height:21px; background:#b2c79c; }
.concept-join > span { position:absolute; height:22px; width:1px; background:#8fae76; top:20px; left:50%; }
.concept-join > span:after, .concept-link span:after { content:''; position:absolute; bottom:-1px; left:-3px; width:6px; height:6px; border-right:1px solid #8fae76; border-bottom:1px solid #8fae76; transform:rotate(45deg); }
.concept-engine { display:flex; align-items:center; justify-content:space-between; gap:14px; border:1px solid #a9c38d; border-radius:12px; padding:18px 20px; background:#e1efce; box-shadow:0 4px 16px #476c2608, inset 0 1px 0 #f6ffe9; }
.engine-brand { display:flex; gap:11px; align-items:center; }
.engine-brand img { width:48px; height:52px; object-fit:contain; }
.engine-brand b { display:block; font:700 23px 'DM Sans',sans-serif; letter-spacing:-.8px; color:#29443e; }
.engine-brand span { display:block; font-size:11px; color:#657957; margin-top:4px; }
.engine-operations { display:flex; flex-direction:column; gap:5px; padding-left:18px; border-left:1px solid #bdd3a5; }
.engine-operations span { font-size:11px; font-weight:600; color:#4d6838; white-space:nowrap; }
.concept-link { display:flex; justify-content:center; height:31px; }
.concept-link span { position:relative; display:block; width:1px; height:30px; background:#8fae76; }
.concept-result { border:1px solid #d9e2d1; background:#fff; border-radius:12px; overflow:hidden; box-shadow:0 7px 20px #37552206; }
.result-heading { display:flex; justify-content:space-between; align-items:center; padding:14px 17px; border-bottom:1px solid #edf0e8; }
.result-heading > div { display:flex; align-items:center; gap:8px; }
.result-heading b { font-size:13px; font-weight:700; }
.result-heading > span { font-size:10px; color:#8a9382; }
.result-mark { display:grid; place-items:center; background:#edf4e4; color:#668446; border-radius:50%; width:20px; height:20px; font-size:11px; }
.result-evidence { padding:13px 17px 15px; }
.result-evidence > span { font-size:10px; color:#7f8b74; }
.result-evidence code { display:block; margin-top:7px; border:1px solid #e9ede2; background:#f6f8f2; border-radius:5px; padding:10px 12px; font:12px monospace; color:#7b896e; }
.result-evidence code span { color:#486838; letter-spacing:1px; }
.result-columns { display:grid; grid-template-columns:.9fr 1.3fr; margin:0 17px 17px; }
.result-columns > div { display:flex; flex-direction:column; gap:6px; }
.result-columns > div + div { border-left:1px solid #e5ebdd; padding-left:15px; }
.result-columns span { font-size:10px; color:#839078; }
.result-columns b { font-size:11px; font-weight:600; color:#4e6043; line-height:1.6; }
.concept-footer { display:flex; justify-content:center; align-items:center; gap:6px; font-size:10px; color:#7b896f; margin-top:17px; }
.concept-lock { font-size:13px; }
@media(max-width:1100px) {
  .hero-visual.concept { max-width:650px; padding:30px; }
  .concept-source { padding-block:19px; }
  .concept-engine { padding-inline:25px; }
  .engine-operations { flex-direction:row; gap:16px; padding-left:20px; }
}
@media(max-width:520px) {
  .hero-visual.concept { padding:19px 15px; border-radius:15px; }
  .concept-header { margin-bottom:22px; }
  .concept-header > span:first-child { font-size:10px; }
  .concept-sources { gap:7px; }
  .concept-source { padding:13px 3px; }
  .concept-logos { gap:4px; margin-bottom:9px; }
  .concept-logos img { width:18px; height:21px; }
  .concept-source b { font-size:12px; }
  .concept-source small { font-size:9px; }
  .concept-engine { padding:15px; }
  .engine-brand { gap:7px; }
  .engine-brand img { width:40px; height:45px; }
  .engine-brand b { font-size:21px; }
  .engine-operations { flex-direction:column; gap:4px; padding-left:13px; }
  .engine-operations span { font-size:10px; }
  .result-columns { grid-template-columns:.9fr 1.4fr; }
  .result-columns b { font-size:10px; }
  .result-columns > div + div { padding-left:10px; }
  .concept-footer { font-size:9px; }
}