.prospecting{margin-top:64px;border:1px solid var(--line);background:#101414;padding:clamp(18px,3vw,36px)}
.prospecting h3{font:400 clamp(1.5rem,3vw,2.4rem)/1.2 var(--serif);margin:12px 0}
.prospecting-intro{color:var(--mist);max-width:760px;margin:0 0 24px}
.survey-diagram{position:relative;aspect-ratio:1000/480;background:#0b1011;border:1px solid var(--line-soft)}
.survey-diagram svg{display:block;width:100%;height:100%}
.survey-point{position:absolute;transform:translate(-50%,-50%);width:48px;height:48px;border-radius:50%;border:2px solid #d79f5e;background:#101414;color:#f4efe5;font:600 16px var(--industrial);cursor:pointer;box-shadow:0 0 0 5px #080b0c88}
.survey-point[data-step="0"]{left:24%;top:31.25%}.survey-point[data-step="1"]{left:51%;top:52.08%}.survey-point[data-step="2"]{left:76%;top:68.75%}
.survey-point[aria-pressed="true"]{background:#f2c27e;color:#080b0c;border-color:#f2c27e}
.survey-options{display:none;gap:10px;margin:20px 0}.survey-ready .survey-options{display:flex;flex-wrap:wrap}
.survey-options button{flex:1;min-width:150px;min-height:48px;padding:12px;text-align:left;border:1px solid var(--line);background:transparent;color:var(--warm);font:400 1rem var(--industrial);cursor:pointer}
.survey-options button[aria-pressed="true"]{border-color:var(--highlight);background:#292018}
.survey-detail{padding:20px 0 0;border-top:1px solid var(--line-soft);margin-top:20px}.survey-detail h4{font:400 1.3rem var(--serif);margin:8px 0}.survey-detail p{margin:8px 0;color:var(--mist);max-width:850px}.survey-detail strong{color:var(--warm)}
.survey-legend{display:flex;flex-wrap:wrap;gap:10px 26px;margin:16px 0;color:var(--mist);font-size:.875rem}.survey-legend span{display:flex;align-items:center;gap:8px}.survey-legend i{display:inline-block;width:26px;border-top:2px solid #c1b4a0}.survey-legend .hypothesis{border-top:2px dashed #d79f5e}
.survey-note{font-size:.875rem;color:#aaa79f;margin:20px 0 0}
.survey-point{display:none}.survey-ready .survey-point{display:block}
.survey-ready .inferred-zone{opacity:.18;transition:opacity .25s ease}.survey-ready[data-selected="2"] .inferred-zone{opacity:1}
.survey-ready .sample-line{opacity:.4;transition:opacity .25s ease}.survey-ready[data-selected="1"] .sample-line{opacity:1}
@media(max-width:640px){.survey-diagram{aspect-ratio:1000/620}.survey-diagram svg{position:absolute;inset:0}.survey-point[data-step="0"]{top:35.48%}.survey-point[data-step="1"]{top:51.61%}.survey-point[data-step="2"]{top:64.52%}.survey-options{flex-direction:column}.survey-point{width:44px;height:44px}.survey-options button{min-width:0}}
@media(prefers-reduced-motion:reduce){.survey-ready .inferred-zone,.survey-ready .sample-line{transition:none}}