/* Cabecera, pie y páginas de contenido. Usa los mismos tokens que la aplicación. */

/* ------------------------------- Cabecera ------------------------------- */
.mainnav { display: flex; align-items: center; gap: .3rem; margin-left: .4rem; }
.navlink {
  color: var(--muted); text-decoration: none; font-size: .86rem; font-weight: 500;
  padding: .45rem .7rem; border-radius: 9px; transition: color .15s, background .15s;
  white-space: nowrap;
}
.navlink:hover { color: var(--ink); background: rgba(130, 150, 220, .09); }
.navlink[aria-current="page"] { color: var(--ink); }
.navlink[aria-current="page"]::after {
  content: ""; display: block; height: 2px; margin-top: .28rem; border-radius: 2px;
  background: var(--grad);
}

.langswitch { display: inline-flex; border: 1px solid var(--line-2); border-radius: 9px; overflow: hidden; }
.langswitch button {
  background: transparent; border: none; color: var(--muted); cursor: pointer;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .5px;
  padding: .34rem .5rem; transition: color .15s, background .15s;
}
.langswitch button:hover { color: var(--ink); }
.langswitch button.on { color: #06121a; background: var(--grad); font-weight: 600; }

.burger { display: none; background: transparent; border: 1px solid var(--line-2); border-radius: 9px; padding: .45rem .5rem; cursor: pointer; }
.burger span { display: block; width: 16px; height: 1.6px; background: var(--muted); border-radius: 2px; }
.burger span + span { margin-top: 3.5px; }

@media (max-width: 860px) {
  .burger { display: block; }
  .mainnav {
    display: none; order: 3; width: 100%; flex-direction: column;
    align-items: stretch; gap: .1rem; margin: .6rem 0 0; padding-top: .6rem;
    border-top: 1px solid var(--line);
  }
  #site-header.nav-abierto .mainnav { display: flex; }
  .navlink { padding: .6rem .5rem; font-size: .92rem; }
  .navlink[aria-current="page"]::after { width: 26px; }
}

/* --------------------------------- Pie ---------------------------------- */
.sitefoot {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, rgba(10, 14, 30, .55));
  margin-top: 2rem; padding: 2.4rem 1.7rem 1.5rem;
}
.sitefoot::before {
  content: ""; display: block; height: 1px; margin: -2.4rem -1.7rem 2.4rem;
  background: linear-gradient(90deg, transparent, rgba(63, 224, 208, .3), rgba(181, 124, 255, .3), transparent);
}
.foot-grid {
  max-width: 1600px; margin: 0 auto; display: grid; gap: 2rem;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
}
@media (max-width: 860px) { .foot-grid { grid-template-columns: 1fr 1fr; gap: 1.6rem; } }
@media (max-width: 520px) { .foot-grid { grid-template-columns: 1fr; } }

.foot-brand .brand { margin-bottom: .7rem; }
.foot-brand .logo { width: 30px; height: 30px; }
.foot-about { color: var(--muted); font-size: .84rem; line-height: 1.65; margin: 0; max-width: 42ch; }
.sitefoot h3 {
  font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: 1px;
  color: var(--faint); margin: 0 0 .7rem; font-weight: 500;
}
.foot-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .45rem; }
.foot-list a { color: var(--muted); text-decoration: none; font-size: .85rem; transition: color .15s; }
.foot-list a:hover { color: var(--teal); }

.foot-bottom {
  max-width: 1600px; margin: 2rem auto 0; padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap;
}
.foot-by { font-family: var(--display); font-size: .9rem; color: var(--ink); font-weight: 300; letter-spacing: .06em; }
.foot-by i { font-style: normal; color: var(--faint); font-size: .8rem; }
.foot-rights { color: var(--faint); font-size: .76rem; max-width: 56ch; }

/* ------------------------- Páginas de contenido -------------------------- */
.page { max-width: 860px; margin: 0 auto; padding: 3rem 1.7rem 1rem; flex: 1; width: 100%; }
.eyebrow {
  font-family: var(--mono); font-size: .7rem; text-transform: uppercase; letter-spacing: 1.6px;
  color: var(--teal); display: block; margin-bottom: .8rem;
}
.page h1 {
  font-family: var(--display); font-weight: 500; letter-spacing: -.015em;
  font-size: clamp(1.9rem, 5vw, 2.9rem); line-height: 1.1; margin: 0 0 1rem;
  color: var(--ink); text-wrap: balance;
}
.lead { font-size: 1.06rem; line-height: 1.7; color: var(--text); margin: 0 0 2.6rem; max-width: 62ch; text-wrap: balance; }
.page h2 {
  font-family: var(--display); font-size: 1.32rem; font-weight: 500; color: var(--ink);
  margin: 2.8rem 0 1rem; letter-spacing: -.01em;
}
.page p { line-height: 1.75; color: var(--text); margin: 0 0 1rem; max-width: 65ch; }
.page a:not(.btn):not(.navlink) { color: var(--teal); text-decoration: none; border-bottom: 1px solid rgba(63,224,208,.3); }
.page a:not(.btn):not(.navlink):hover { border-bottom-color: var(--teal); }

/* Pasos numerados: aquí el orden SÍ significa algo (es una secuencia de uso) */
.steps { list-style: none; counter-reset: paso; margin: 0; padding: 0; display: grid; gap: 1.1rem; }
.steps li { counter-increment: paso; display: grid; grid-template-columns: auto 1fr; gap: 1rem; align-items: start; }
.steps li::before {
  content: counter(paso, decimal-leading-zero);
  font-family: var(--mono); font-size: .78rem; color: var(--teal);
  border: 1px solid var(--line-2); border-radius: 9px; padding: .35rem .5rem; line-height: 1;
}
.steps h3 { font-family: var(--display); font-size: 1rem; color: var(--ink); margin: 0 0 .3rem; font-weight: 600; }
.steps p { margin: 0; font-size: .93rem; }

.cards { display: grid; gap: .9rem; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); margin: 1.2rem 0; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 1.1rem; backdrop-filter: blur(10px);
}
.card h3 { font-family: var(--display); font-size: .98rem; color: var(--ink); margin: 0 0 .4rem; font-weight: 600; display: flex; align-items: center; gap: .45rem; }
.card p { font-size: .88rem; margin: 0; color: var(--muted); }
.card .dot-hex { width: 9px; height: 10px; background: var(--grad); clip-path: polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%); flex-shrink: 0; }

.notes { list-style: none; margin: 1rem 0; padding: 0; display: grid; gap: .7rem; }
.notes li { position: relative; padding-left: 1.3rem; color: var(--text); font-size: .93rem; line-height: 1.65; }
.notes li::before { content: ""; position: absolute; left: 0; top: .62em; width: 6px; height: 6px; border-radius: 50%; background: var(--teal); }

/* --- Guía: secciones documentales ------------------------------------------ */

/* Nota al pie de una idea: se distingue del cuerpo sin gritar. */
.apunte {
  border-left: 2px solid rgba(63, 224, 208, .45); padding-left: .95rem;
  color: var(--muted); font-size: .9rem;
}

/* Las miradas disciplinares. Deliberadamente sin tarjeta: son una enumeración
   densa, y encajonar seis bloques rompería el ritmo de lectura de la página. */
.lentes { display: grid; gap: .55rem .9rem; grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); margin: 1.1rem 0; }
.lente { padding-left: .95rem; border-left: 1px solid var(--line-2); }
.lente b { display: block; font-family: var(--display); font-size: .93rem; color: var(--ink); font-weight: 600; }
.lente span { display: block; font-size: .85rem; color: var(--muted); line-height: 1.55; margin-top: .12rem; }

/* Preguntas de ejemplo: se leen como lo que son, frases que copiar y pegar. */
.ejemplos { list-style: none; margin: 1rem 0; padding: 0; display: grid; gap: .5rem; }
.ejemplos li {
  background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--r);
  padding: .62rem .9rem; font-size: .89rem; color: var(--text);
  font-family: var(--mono); line-height: 1.5;
}

/* Cifras del corpus: la prueba de que hay algo detrás. */
.cifras {
  display: grid; gap: .8rem; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  margin: 1.2rem 0 1.4rem;
}
.cifras div {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: .95rem 1rem; text-align: center;
}
.cifras b {
  display: block; font-family: var(--display); font-size: 1.5rem; font-weight: 600;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; font-variant-numeric: tabular-nums;
}
.cifras span { display: block; font-size: .76rem; color: var(--faint); margin-top: .2rem; }

.usos { display: grid; gap: .9rem; grid-template-columns: repeat(auto-fit, minmax(245px, 1fr)); margin: 1.2rem 0; }
.uso {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 1.05rem 1.15rem; backdrop-filter: blur(10px);
}
.uso h3 { font-family: var(--display); font-size: .96rem; color: var(--ink); margin: 0 0 .4rem; font-weight: 600; }
.uso p { font-size: .87rem; margin: 0; color: var(--muted); line-height: 1.6; }

/* Preguntas frecuentes plegables. Se usa <details> nativo a propósito: funciona
   sin JavaScript, es accesible con teclado y el buscador ve el texto igual. */
.faq { display: grid; gap: .5rem; margin: 1.1rem 0; }
.faq details {
  background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--r);
  padding: .2rem .2rem .2rem 0; transition: border-color .15s;
}
.faq details[open] { border-color: var(--line-2); }
.faq summary {
  cursor: pointer; list-style: none; padding: .8rem 1rem .8rem 2.1rem; position: relative;
  font-family: var(--display); font-size: .95rem; color: var(--ink); font-weight: 500;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before {
  content: "+"; position: absolute; left: .85rem; top: .78rem;
  color: var(--teal); font-family: var(--mono); font-size: 1rem; line-height: 1;
  transition: transform .18s;
}
.faq details[open] summary::before { content: "−"; }
.faq summary:hover { color: #fff; }
.faq summary:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; border-radius: 8px; }
.faq details p { margin: 0; padding: 0 1.15rem 1rem 2.1rem; font-size: .89rem; color: var(--muted); line-height: 1.7; }

.cierre {
  margin: 2.4rem 0 1rem; padding: 1.6rem 1.4rem; text-align: center;
  background: var(--panel); border: 1px solid var(--line-2); border-radius: var(--r-xl);
}
.cierre h2 { margin-top: 0 !important; }
.cierre p { color: var(--muted); font-size: .92rem; max-width: 46ch; margin: 0 auto 1.2rem; }
.cierre .cta-row { justify-content: center; }

@media (prefers-reduced-motion: reduce) {
  .faq details, .faq summary::before { transition: none; }
}

.btn {
  display: inline-flex; align-items: center; gap: .5rem; text-decoration: none;
  background: var(--grad); color: #06121a; font-weight: 600; font-size: .92rem;
  padding: .75rem 1.3rem; border-radius: 12px; border: none; cursor: pointer;
  box-shadow: 0 8px 24px rgba(120, 90, 220, .26); transition: transform .15s, filter .15s;
}
.btn:hover { transform: translateY(-1px); filter: brightness(1.06); }
.btn.ghost-btn { background: transparent; border: 1px solid var(--line-2); color: var(--ink); box-shadow: none; }
.btn.ghost-btn:hover { border-color: var(--teal); }
.btn[aria-disabled="true"] { opacity: .5; pointer-events: none; }
.cta-row { display: flex; gap: .7rem; flex-wrap: wrap; margin: 1.6rem 0 .4rem; }
.btn-note { font-size: .78rem; color: var(--faint); font-family: var(--mono); }

.callout {
  border: 1px solid var(--line); border-left: 2px solid var(--teal);
  background: var(--panel-2); border-radius: 0 var(--r) var(--r) 0;
  padding: 1rem 1.2rem; margin: 1.6rem 0; color: var(--text); font-size: .92rem; line-height: 1.7;
}
.closing { text-align: center; color: var(--muted); font-size: .95rem; margin: 3rem 0 1rem; }

@media (max-width: 560px) { .page { padding-left: 1rem; padding-right: 1rem; } .sitefoot { padding-left: 1rem; padding-right: 1rem; } }

/* ---------- Planes de suscripción y Mi cuenta ---------- */
.periodo-toggle {
  display: inline-flex; gap: .25rem; margin: 1.4rem 0 .2rem;
  border: 1px solid var(--line); border-radius: 999px; padding: .25rem;
  background: var(--panel);
}
.periodo-toggle button {
  border: none; background: transparent; color: var(--muted); cursor: pointer;
  font: 600 .88rem var(--body); padding: .5rem 1.1rem; border-radius: 999px;
  display: inline-flex; align-items: center; gap: .45rem; transition: color .15s;
}
.periodo-toggle button.on { background: var(--grad); color: #06121a; }
.periodo-toggle .toggle-nota { font-style: normal; font-family: var(--mono); font-size: .68rem; opacity: .8; }

.planes-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); margin: 1.6rem 0 1rem; align-items: stretch; }
.plan-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 1.4rem 1.3rem 1.2rem; backdrop-filter: blur(10px);
}
.plan-card.destacado { border-color: var(--teal); box-shadow: 0 12px 44px rgba(63, 224, 208, .10); }
.plan-badge {
  position: absolute; top: -0.7rem; left: 1.1rem; background: var(--grad); color: #06121a;
  font: 600 .68rem var(--mono); letter-spacing: .04em; text-transform: uppercase;
  padding: .28rem .6rem; border-radius: 999px;
}
/* h2 por jerarquía de encabezados (h1 de la página → h2 de cada plan), con el
   tamaño visual de un h3: los buscadores leen estructura, no píxeles. */
.plan-card h2, .plan-card h3 { font-family: var(--display); font-size: 1.05rem; color: var(--ink); margin: 0 0 .25rem; font-weight: 600; }
.plan-desc { font-size: .85rem; color: var(--muted); margin: 0 0 .9rem; min-height: 2.6em; }
.plan-precio { font-family: var(--display); margin: 0 0 1rem; color: var(--ink); }
.plan-precio b { font-size: 1.9rem; font-weight: 600; }
.plan-precio span { color: var(--faint); font-size: .9rem; font-family: var(--mono); }
.plan-feats { list-style: none; margin: 0 0 1.2rem; padding: 0; display: grid; gap: .55rem; flex: 1; }
.plan-feats li { position: relative; padding-left: 1.2rem; font-size: .88rem; color: var(--text); line-height: 1.5; }
.plan-feats li::before { content: ""; position: absolute; left: 0; top: .5em; width: 6px; height: 6px; border-radius: 50%; background: var(--teal); }
.plan-cta { justify-content: center; width: 100%; }
.btn-note.aviso { color: var(--amber); font-family: var(--body); font-size: .88rem; margin-top: .8rem; }

.cuenta-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.cuenta-plan b { font-family: var(--display); font-size: 1.5rem; color: var(--ink); font-weight: 600; }
.cuenta-estado { font-family: var(--mono); font-size: .8rem; color: var(--teal); margin-top: .3rem; }
.cuenta-estado.mal { color: var(--amber); }
.cuenta-fecha { font-size: .82rem; color: var(--faint); margin-top: .4rem; }
.cuenta-uso b { font-family: var(--mono); font-size: 1.3rem; color: var(--ink); }
.cuenta-restantes { font-size: .8rem; color: var(--faint); }
.uso-barra { height: 8px; border-radius: 999px; background: var(--line); overflow: hidden; margin-top: .8rem; }
.uso-relleno { height: 100%; width: 0; border-radius: 999px; background: var(--grad); transition: width .4s ease; }
.uso-relleno.llena { background: var(--amber); }
a.user-name { text-decoration: none; }
a.user-name:hover { color: var(--teal); }

/* ---------- Acceso (registro / login propios) ---------- */
.page-estrecha { max-width: 560px; }
.acceso-caja { margin-top: 1.4rem; padding: 1.4rem 1.3rem; }
.acceso-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: .3rem; margin-bottom: 1.1rem; border: 1px solid var(--line); border-radius: 999px; padding: .25rem; }
.acceso-tabs button {
  border: none; background: transparent; color: var(--muted); cursor: pointer;
  font: 600 .9rem var(--body); padding: .55rem 0; border-radius: 999px;
}
.acceso-tabs button.on { background: var(--grad); color: #06121a; }
.acceso-caja form { display: grid; gap: .9rem; }
.acceso-caja label { display: grid; gap: .35rem; font-size: .85rem; color: var(--muted); }
.acceso-caja input {
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--r-sm);
  color: var(--ink); font: 400 .95rem var(--body); padding: .65rem .8rem; outline: none;
}
.acceso-caja input:focus-visible { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(63, 224, 208, .15); }
.enlace { border: none; background: none; color: var(--faint); cursor: pointer; font: 400 .82rem var(--body); text-decoration: underline; justify-self: start; padding: 0; }
.enlace:hover { color: var(--teal); }
.acceso-alt { margin-top: 1.2rem; font-size: .8rem; text-align: center; }
.acceso-alt a { color: var(--faint); }
.btn-note.aviso.bien { color: var(--teal); }
/* Trampa para robots: fuera de la vista sin usar display:none, que algunos
   formularios automáticos detectan y saltan. */
.trampa-bots { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---------- Panel de administración de suscripciones ---------- */
.tabla-scroll { overflow-x: auto; margin: 1rem 0; border: 1px solid var(--line); border-radius: var(--r); }
.tabla-admin { width: 100%; border-collapse: collapse; font-size: .85rem; }
.tabla-admin th, .tabla-admin td { padding: .55rem .8rem; text-align: left; border-bottom: 1px solid var(--line); color: var(--text); white-space: nowrap; }
.tabla-admin th { font-family: var(--mono); font-size: .72rem; color: var(--faint); text-transform: uppercase; letter-spacing: .05em; }
.ficha-admin { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--r-sm); padding: .9rem; font: 400 .78rem var(--mono); color: var(--text); overflow-x: auto; max-height: 340px; }

/* ---------- Historial de conversaciones (premium) ---------- */
.chats-bar { position: relative; display: flex; align-items: center; gap: .4rem; padding: .5rem .8rem; border-bottom: 1px solid var(--line); }
.chats-bar .ghost { font-size: .78rem; }
.chats-titulo { font: 500 .78rem var(--mono); color: var(--faint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.chats-lista {
  position: absolute; top: calc(100% + 4px); left: .6rem; z-index: 30;
  width: min(340px, 90%); max-height: 320px; overflow-y: auto;
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--r);
  box-shadow: var(--shadow); padding: .35rem;
}
.chat-item { display: flex; align-items: center; gap: .2rem; border-radius: var(--r-sm); }
.chat-item.on { background: rgba(63, 224, 208, .08); }
.chat-item:hover { background: rgba(130, 150, 220, .08); }
.chat-abrir { flex: 1; display: flex; justify-content: space-between; align-items: baseline; gap: .6rem; border: none; background: none; cursor: pointer; padding: .5rem .6rem; text-align: left; min-width: 0; }
.chat-abrir .ct { color: var(--text); font-size: .82rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-abrir .cf { color: var(--faint); font: 400 .68rem var(--mono); flex-shrink: 0; }
.chat-borrar { border: none; background: none; color: var(--faint); cursor: pointer; padding: .4rem .5rem; font-size: .75rem; border-radius: var(--r-sm); }
.chat-borrar:hover { color: var(--magenta); }
.chats-vacio { color: var(--faint); font-size: .8rem; padding: .6rem .7rem; margin: 0; }