/* Portadas compartidas de Matemática a Pedal */
.stage-home{
  font-family:'Roboto Mono',monospace;
  color:#7f6000;
  line-height:1.55;
  max-width:1180px;
  margin:0 auto;
  padding:0 12px 24px;
  box-sizing:border-box;
}
.stage-hero{
  margin-top:16px;
  background:linear-gradient(105deg,#FFD580 0%,#FFA559 58%,#FFC06A 100%);
  border:2px solid #fff;
  border-radius:18px;
  padding:28px;
  box-shadow:0 8px 22px rgba(0,0,0,.08);
}
.stage-eyebrow{
  font-size:13px;
  font-weight:800;
  letter-spacing:.08em;
  color:#7f6000;
}
.stage-hero h1{
  color:#783f04;
  margin:6px 0 0;
  font-size:clamp(28px,4vw,38px);
  line-height:1.15;
}
.stage-hero p{
  margin:12px 0 0;
  max-width:900px;
  font-size:16px;
}
.stage-meta{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:16px;
}
.stage-meta span{
  background:rgba(255,255,255,.82);
  color:#783f04;
  border:1px solid #FFD580;
  border-radius:999px;
  padding:5px 10px;
  font-size:12px;
  font-weight:700;
}
.stage-overview-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
  margin-top:18px;
}
.stage-panel,
.stage-progress-panel,
.stage-route-panel{
  border:1px solid #FFD580;
  border-radius:14px;
  background:#FFFDF8;
  padding:16px;
}
.stage-panel h2,
.stage-progress-panel h2,
.stage-route-panel h2{
  color:#783f04;
  margin:0 0 8px;
  font-size:21px;
}
.stage-panel p,
.stage-panel ul,
.stage-progress-panel p,
.stage-route-panel p{
  margin-top:8px;
  margin-bottom:0;
}
.stage-panel ul{
  padding-left:20px;
}
.stage-progress-panel{
  margin-top:14px;
  background:#FFF6E6;
}
.stage-progress-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:12px;
  flex-wrap:wrap;
}
.stage-primary,
.stage-open{
  display:inline-block;
  text-decoration:none;
  color:#783f04;
  background:#fff;
  border:1px solid #FFD580;
  border-radius:10px;
  padding:9px 13px;
  font-weight:700;
}
.stage-primary{margin-top:10px;}
.stage-route-panel{margin-top:16px;}
.stage-route-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:12px;
  margin-top:12px;
}
.stage-card{
  border:1px solid #FFD580;
  border-radius:13px;
  padding:14px;
  background:#fff;
  display:flex;
  flex-direction:column;
  min-height:160px;
}
.stage-card--final{
  background:#FFF6E6;
  border-style:dashed;
}
.stage-card-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:10px;
}
.stage-card h3{
  color:#783f04;
  margin:0;
  font-size:17px;
  line-height:1.35;
}
.stage-card p{
  margin:8px 0 12px;
  font-size:14px;
  flex:1;
}
.stage-pill{
  flex:none;
  font-size:12px;
  white-space:nowrap;
  padding:3px 8px;
  border-radius:999px;
  border:1px solid #FFD580;
  background:#FFFDF8;
  color:#7f6000;
}
.stage-card-actions{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  flex-wrap:wrap;
}
.stage-footer{
  margin:18px 0 0;
  border:1px solid #FFD580;
  border-radius:12px;
  padding:12px 14px;
  background:#FFFDF8;
  font-size:13px;
}
.stage-bottom-nav{margin-top:14px;}
.stage-note{font-size:13px;opacity:.9;}
@media (max-width:760px){
  .stage-overview-grid{grid-template-columns:1fr;}
  .stage-hero{padding:22px 18px;}
  .stage-card{min-height:0;}
}