/* ======================
   PAGE 3
====================== */
body.page3{
  background:#0b1220;
  color:#e6eef9;
}

.page3 .lead{
  margin: 0 0 12px;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(35,52,68,.65);
  font-size: 1rem;
}

/* 6 bloques “tipo tabla” (3x2) */
.page3 .ideas6{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0; /* clave para efecto tabla */
  border: 1px solid rgba(255,255,255,.25);
  overflow: hidden;
}

.page3 .idea{
  background: rgba(17,52,84,.85);
  padding: 8px 16px 10px;
  border-right: 1px solid rgba(255,255,255,.25);
  border-bottom: 1px solid rgba(255,255,255,.25);
}

.page3 .idea:nth-child(3n){ border-right: none; }
.page3 .idea:nth-last-child(-n+3){ border-bottom: none; }

.page3 .idea__icon{
  display:inline-block;
  margin: 0 0 4px; line-height: 1;
  font-size: 18px;
}

.page3 .idea h3{
  margin: 0 0 4px; line-height: 1.1;
  font-size: 1.05rem;
  line-height: 1.2;
}

.page3 .idea p{
  margin: 0;
  font-size: .8rem;
  line-height: 1.35;
}

.page3 .attrib{
  margin: 10px 0 0;
  font-size: .9rem;
  opacity: .85;
}

/* Responsive */
@media (max-width: 900px){
  .page3 .ideas6{ grid-template-columns: repeat(2, 1fr); }
  .page3 .idea:nth-child(3n){ border-right: 1px solid rgba(255,255,255,.25); }
  .page3 .idea:nth-child(2n){ border-right: none; }
  .page3 .idea:nth-last-child(-n+3){ border-bottom: 1px solid rgba(255,255,255,.25); }
  .page3 .idea:nth-last-child(-n+2){ border-bottom: none; }
}
@media (max-width: 600px){
  .page3 .ideas6{ grid-template-columns: 1fr; }
  .page3 .idea{ border-right: none; }
  .page3 .idea:nth-last-child(-n+2){ border-bottom: 1px solid rgba(255,255,255,.25); }
  .page3 .idea:last-child{ border-bottom: none; }
}
/* Barras: bloque clicable + texto visible */
.page3 .rankbars{
  display: grid;
  gap: 10px;
  margin: 14px 0;
}

.page3 a.rankbar{
  display: block;
  text-decoration: none;
  color: inherit;
  background: rgba(17,52,84,.55);
  border: 1px solid rgba(255,255,255,.18);
  padding: 12px 14px;
}

.page3 a.rankbar:hover{
  border-color: rgba(255,255,255,.35);
  background: rgba(17,52,84,.70);
}

.page3 .rankbar__meta{
  display: grid;
  grid-template-columns: 44px 1fr;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 8px;
}

.page3 .rankbar__meta .rank{
  font-weight: 800;
  font-size: .95rem;
  opacity: .95;
}

.page3 .rankbar__meta .label{
  font-size: 1rem;
  line-height: 1.2;
  opacity: .95;
}

.page3 .rankbar__track{
  height: 50px;
  border-radius: 999px;
  background: rgba(147,197,253,.14);
  border: 1px solid rgba(147,197,253,.22);
  overflow: hidden;
}

.page3 .rankbar__fill{
  height: 100%;
  width: var(--w, 100%);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(147,197,253,.80), rgba(147,197,253,.22));
}

/* CH4 rojo difuminado */
.page3 a.rankbar--ch4{
  background: rgba(90,20,20,.35);
  border-color: rgba(255,80,80,.22);
}
.page3 a.rankbar--ch4:hover{
  background: rgba(90,20,20,.50);
  border-color: rgba(255,80,80,.35);
}
.page3 .rankbar--ch4 .rankbar__track{
  background: rgba(255,80,80,.10);
  border: 1px solid rgba(255,80,80,.22);
}
.page3 .rankbar--ch4 .rankbar__fill{
  background: linear-gradient(90deg, rgba(255,80,80,.78), rgba(255,80,80,.18));
}

.page3 .note--ch4{
  margin: 6px 0 0;
  font-size: .92rem;
  opacity: .85;
}
/* Paso 1: asegurar que <a class="rankbar"> se vea como bloque */
.page3 .rankbars { display: grid; gap: 10px; }

.page3 a.rankbar{
  display: block;
  text-decoration: none;
  color: inherit;
}
/* Paso 2: tarjeta de cada fila */
.page3 a.rankbar{
  background: rgba(17,52,84,.55);
  border: 1px solid rgba(255,255,255,.18);
  padding: 12px 14px;
}
.page3 a.rankbar:hover{
  background: rgba(17,52,84,.70);
  border-color: rgba(255,255,255,.30);
}

/* meta (número + texto) */
.page3 .rankbar__meta{
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 10px;
  margin: 0 0 8px;
}
.page3 .rankbar__meta .rank{ font-weight: 800; }
.page3 .rankbar__track{
  height: 16px;
  border-radius: 999px;
  background: rgba(147,197,253,.14);
  border: 1px solid rgba(147,197,253,.22);
  overflow: hidden;
}
.page3 .rankbar__fill{
  height: 100%;
  width: var(--w, 60%);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(223, 147, 253, 0.788), rgba(147,197,253,.22));
}

/* CH4 */
.page3 a.rankbar--ch4{
  background: rgba(90,20,20,.35);
  border-color: rgba(255,80,80,.22);
}
.page3 .rankbar--ch4 .rankbar__track{
  background: rgba(255,80,80,.10);
  border: 1px solid rgba(255,80,80,.22);
}
.page3 .rankbar--ch4 .rankbar__fill{
  background: linear-gradient(90deg, rgba(255,80,80,.78), rgba(255,80,80,.18));
}

/* ======================
   PAGE 4
====================== */
body.page4{
  --bg:#0f172a;
  --panel:#111827;
  --text:#e5e7eb;
  background:var(--bg);
  color:var(--text);
}
.page4 section{
  background:var(--panel);
  border-radius:14px;
  padding:18px;
  margin: 14px 0;
}

/* ======================
   PAGE 5
====================== */
body.page5{
  background:radial-gradient(1200px 800px at 10% -10%,#1a2249 0%,#0b1020 55%);
  color:#f5f7ff;
}
.page5 .card{
  background:linear-gradient(180deg,#0f1736,#0c132b);
  border-radius:16px;
}

/* ======================
   PAGE 6
====================== */
body.page6{
  background:#0b1220;
  color:#eaf1ff;
}
.page6 .card{
  background:#111a2b;
  border-radius:14px;
}